summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--.gitignore2
-rw-r--r--Makefile6
-rw-r--r--common.mak14
-rwxr-xr-xconfigure2
-rw-r--r--doc/examples/decoding_encoding.c136
-rw-r--r--doc/platform.texi4
-rw-r--r--doc/protocols.texi5
-rw-r--r--ffmpeg.c3373
-rw-r--r--ffmpeg.h391
-rw-r--r--ffmpeg_filter.c789
-rw-r--r--ffmpeg_opt.c2300
-rw-r--r--libavcodec/g723_1.c2
-rw-r--r--libavcodec/mpc8.c2
-rw-r--r--libavcodec/mpegaudiodec.c2
-rw-r--r--libavcodec/mpegaudioenc.c5
-rw-r--r--libavcodec/x86/pngdsp.asm2
-rw-r--r--libavformat/id3v2.c2
-rw-r--r--libavformat/rtmp.h9
-rw-r--r--libavformat/rtmpproto.c169
-rw-r--r--libavformat/version.h2
-rw-r--r--libavutil/arm/intmath.h4
-rw-r--r--libavutil/arm/intreadwrite.h4
-rw-r--r--library.mak4
-rw-r--r--tests/fate/video.mak10
-rw-r--r--tests/ref/fate/acodec-g723_14
-rw-r--r--tests/ref/fate/nuv-rtjpeg (renamed from tests/ref/fate/nuv)0
-rw-r--r--tests/ref/fate/nuv-rtjpeg-fh51
27 files changed, 3824 insertions, 3470 deletions
diff --git a/.gitignore b/.gitignore
index 77c9859..5bf3341 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,7 +4,7 @@
*.def
*.dll
*.exe
-*.ho
+*.h.c
*.lib
*.pc
*.so
diff --git a/Makefile b/Makefile
index e92d7f0..b61f4eb 100644
--- a/Makefile
+++ b/Makefile
@@ -18,6 +18,7 @@ PROGS-$(CONFIG_FFSERVER) += ffserver
PROGS := $(PROGS-yes:%=%$(EXESUF))
INSTPROGS = $(PROGS-yes:%=%$(PROGSSUF)$(EXESUF))
OBJS = cmdutils.o
+OBJS-ffmpeg = ffmpeg_opt.o ffmpeg_filter.o
TESTTOOLS = audiogen videogen rotozoom tiny_psnr base64
HOSTPROGS := $(TESTTOOLS:%=tests/%) doc/print_options
TOOLS = qt-faststart trasher
@@ -68,8 +69,9 @@ config.h: .config
SUBDIR_VARS := CLEANFILES EXAMPLES FFLIBS HOSTPROGS TESTPROGS TOOLS \
ARCH_HEADERS BUILT_HEADERS SKIPHEADERS \
- ALTIVEC-OBJS ARMV5TE-OBJS ARMV6-OBJS ARMVFP-OBJS MMI-OBJS \
- MMX-OBJS NEON-OBJS VIS-OBJS YASM-OBJS \
+ ARMV5TE-OBJS ARMV6-OBJS ARMVFP-OBJS NEON-OBJS \
+ MMI-OBJS ALTIVEC-OBJS VIS-OBJS \
+ MMX-OBJS YASM-OBJS \
MIPSFPU-OBJS MIPSDSPR2-OBJS MIPSDSPR1-OBJS MIPS32R2-OBJS \
OBJS TESTOBJS
diff --git a/common.mak b/common.mak
index 821e84c..ab937e7 100644
--- a/common.mak
+++ b/common.mak
@@ -10,8 +10,9 @@ ifndef SUBDIR
ifndef V
Q = @
ECHO = printf "$(1)\t%s\n" $(2)
-BRIEF = CC CXX AS YASM AR LD HOSTCC STRIP CP
-SILENT = DEPCC DEPAS DEPHOSTCC DEPYASM RM RANLIB
+BRIEF = CC CXX HOSTCC AS YASM AR LD STRIP CP
+SILENT = DEPCC DEPHOSTCC DEPAS DEPYASM RANLIB RM
+
MSG = $@
M = @$(call ECHO,$(TAG),$@);
$(foreach VAR,$(BRIEF), \
@@ -98,8 +99,9 @@ DEP_LIBS := $(foreach NAME,$(FFLIBS),lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME)
ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-)
SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%)
-HEADEROBJS := $(filter-out $(SKIPHEADERS:.h=.ho),$(ALLHEADERS:.h=.ho))
-checkheaders: $(HEADEROBJS)
+HOBJS = $(filter-out $(SKIPHEADERS:.h=.h.o),$(ALLHEADERS:.h=.h.o))
+checkheaders: $(HOBJS)
+.SECONDARY: $(HOBJS:.o=.c)
alltools: $(TOOLS)
@@ -117,8 +119,8 @@ $(TOOLOBJS): | tools
OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS) $(HEADEROBJS))
-CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver *.gcno *.gcda
+CLEANSUFFIXES = *.d *.o *~ *.h.c *.map *.ver *.ho *.gcno *.gcda
DISTCLEANSUFFIXES = *.pc
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a
--include $(wildcard $(OBJS:.o=.d) $(HOSTOBJS:.o=.d) $(TESTOBJS:.o=.d))
+-include $(wildcard $(OBJS:.o=.d) $(HOSTOBJS:.o=.d) $(TESTOBJS:.o=.d) $(HOBJS:.o=.d))
diff --git a/configure b/configure
index 738f383..6c4047f 100755
--- a/configure
+++ b/configure
@@ -1211,6 +1211,7 @@ HAVE_LIST="
alsa_asoundlib_h
altivec_h
arpa_inet_h
+ asm_mod_q
asm_mod_y
asm_types_h
attribute_may_alias
@@ -3119,6 +3120,7 @@ EOF
enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
+ check_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
enabled_all armv6t2 shared !pic && enable_pic
diff --git a/doc/examples/decoding_encoding.c b/doc/examples/decoding_encoding.c
index 3576cc0..6295001 100644
--- a/doc/examples/decoding_encoding.c
+++ b/doc/examples/decoding_encoding.c
@@ -34,6 +34,7 @@
#include <libavutil/imgutils.h>
#include <libavutil/opt.h>
#include <libavcodec/avcodec.h>
+#include <libavutil/audioconvert.h>
#include <libavutil/mathematics.h>
#include <libavutil/samplefmt.h>
@@ -41,6 +42,59 @@
#define AUDIO_INBUF_SIZE 20480
#define AUDIO_REFILL_THRESH 4096
+/* check that a given sample format is supported by the encoder */
+static int check_sample_fmt(AVCodec *codec, enum AVSampleFormat sample_fmt)
+{
+ const enum AVSampleFormat *p = codec->sample_fmts;
+
+ while (*p != AV_SAMPLE_FMT_NONE) {
+ if (*p == sample_fmt)
+ return 1;
+ p++;
+ }
+ return 0;
+}
+
+/* just pick the highest supported samplerate */
+static int select_sample_rate(AVCodec *codec)
+{
+ const int *p;
+ int best_samplerate = 0;
+
+ if (!codec->supported_samplerates)
+ return 44100;
+
+ p = codec->supported_samplerates;
+ while (*p) {
+ best_samplerate = FFMAX(*p, best_samplerate);
+ p++;
+ }
+ return best_samplerate;
+}
+
+/* select layout with the highest channel count */
+static int select_channel_layout(AVCodec *codec)
+{
+ const uint64_t *p;
+ uint64_t best_ch_layout = 0;
+ int best_nb_channells = 0;
+
+ if (!codec->channel_layouts)
+ return AV_CH_LAYOUT_STEREO;
+
+ p = codec->channel_layouts;
+ while (*p) {
+ int nb_channels = av_get_channel_layout_nb_channels(*p);
+
+ if (nb_channels > best_nb_channells) {
+ best_ch_layout = *p;
+ best_nb_channells = nb_channels;
+ }
+ p++;
+ }
+ return best_ch_layout;
+}
+
/*
* Audio encoding example
*/
@@ -48,11 +102,13 @@ static void audio_encode_example(const char *filename)
{
AVCodec *codec;
AVCodecContext *c= NULL;
- int frame_size, i, j, out_size, outbuf_size;
+ AVFrame *frame;
+ AVPacket pkt;
+ int i, j, k, ret, got_output;
+ int buffer_size;
FILE *f;
- short *samples;
+ uint16_t *samples;
float t, tincr;
- uint8_t *outbuf;
printf("Encode audio file %s\n", filename);
@@ -67,9 +123,19 @@ static void audio_encode_example(const char *filename)
/* put sample parameters */
c->bit_rate = 64000;
- c->sample_rate = 44100;
- c->channels = 2;
+
+ /* check that the encoder supports s16 pcm input */
c->sample_fmt = AV_SAMPLE_FMT_S16;
+ if (!check_sample_fmt(codec, c->sample_fmt)) {
+ fprintf(stderr, "encoder does not support %s",
+ av_get_sample_fmt_name(c->sample_fmt));
+ exit(1);
+ }
+
+ /* select other audio parameters supported by the encoder */
+ c->sample_rate = select_sample_rate(codec);
+ c->channel_layout = select_channel_layout(codec);
+ c->channels = av_get_channel_layout_nb_channels(c->channel_layout);
/* open it */
if (avcodec_open2(c, codec, NULL) < 0) {
@@ -77,35 +143,71 @@ static void audio_encode_example(const char *filename)
exit(1);
}
- /* the codec gives us the frame size, in samples */
- frame_size = c->frame_size;
- samples = malloc(frame_size * 2 * c->channels);
- outbuf_size = 10000;
- outbuf = malloc(outbuf_size);
-
f = fopen(filename, "wb");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
exit(1);
}
+ /* frame containing input raw audio */
+ frame = avcodec_alloc_frame();
+ if (!frame) {
+ fprintf(stderr, "could not allocate audio frame\n");
+ exit(1);
+ }
+
+ frame->nb_samples = c->frame_size;
+ frame->format = c->sample_fmt;
+ frame->channel_layout = c->channel_layout;
+
+ /* the codec gives us the frame size, in samples,
+ * we calculate the size of the samples buffer in bytes */
+ buffer_size = av_samples_get_buffer_size(NULL, c->channels, c->frame_size,
+ c->sample_fmt, 0);
+ samples = av_malloc(buffer_size);
+ if (!samples) {
+ fprintf(stderr, "could not allocate %d bytes for samples buffer\n",
+ buffer_size);
+ exit(1);
+ }
+ /* setup the data pointers in the AVFrame */
+ ret = avcodec_fill_audio_frame(frame, c->channels, c->sample_fmt,
+ (const uint8_t*)samples, buffer_size, 0);
+ if (ret < 0) {
+ fprintf(stderr, "could not setup audio frame\n");
+ exit(1);
+ }
+
/* encode a single tone sound */
t = 0;
tincr = 2 * M_PI * 440.0 / c->sample_rate;
for(i=0;i<200;i++) {
- for(j=0;j<frame_size;j++) {
+ av_init_packet(&pkt);
+ pkt.data = NULL; // packet data will be allocated by the encoder
+ pkt.size = 0;
+
+ for (j = 0; j < c->frame_size; j++) {
samples[2*j] = (int)(sin(t) * 10000);
- samples[2*j+1] = samples[2*j];
+
+ for (k = 1; k < c->channels; k++)
+ samples[2*j + k] = samples[2*j];
t += tincr;
}
/* encode the samples */
- out_size = avcodec_encode_audio(c, outbuf, outbuf_size, samples);
- fwrite(outbuf, 1, out_size, f);
+ ret = avcodec_encode_audio2(c, &pkt, frame, &got_output);
+ if (ret < 0) {
+ fprintf(stderr, "error encoding audio frame\n");
+ exit(1);
+ }
+ if (got_output) {
+ fwrite(pkt.data, 1, pkt.size, f);
+ av_free_packet(&pkt);
+ }
}
fclose(f);
- free(outbuf);
- free(samples);
+ av_freep(&samples);
+ av_freep(&frame);
avcodec_close(c);
av_free(c);
}
diff --git a/doc/platform.texi b/doc/platform.texi
index dcbb0f6..332b6b1 100644
--- a/doc/platform.texi
+++ b/doc/platform.texi
@@ -318,9 +318,9 @@ following "Devel" ones:
binutils, gcc4-core, make, git, mingw-runtime, texi2html
@end example
-And the following "Utils" one:
+In order to run FATE you will also need the following "Utils" packages:
@example
-diffutils
+bc, diffutils
@end example
Then run
diff --git a/doc/protocols.texi b/doc/protocols.texi
index 4833cd3..3a82c7f 100644
--- a/doc/protocols.texi
+++ b/doc/protocols.texi
@@ -267,6 +267,11 @@ value will be sent.
Stream identifier to play or to publish. This option overrides the
parameter specified in the URI.
+@item rtmp_subscribe
+Name of live stream to subscribe to. By default no value will be sent.
+It is only sent if the option is specified or if rtmp_live
+is set to live.
+
@item rtmp_swfurl
URL of the SWF player for the media. By default no value will be sent.
diff --git a/ffmpeg.c b/ffmpeg.c
index ac428d5..cb019b2 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -29,7 +29,6 @@
#include <math.h>
#include <stdlib.h>
#include <errno.h>
-#include <signal.h>
#include <limits.h>
#if HAVE_ISATTY
#include <unistd.h>
@@ -94,71 +93,19 @@
#include <time.h>
+#include "ffmpeg.h"
#include "cmdutils.h"
#include "libavutil/avassert.h"
-#define VSYNC_AUTO -1
-#define VSYNC_PASSTHROUGH 0
-#define VSYNC_CFR 1
-#define VSYNC_VFR 2
-#define VSYNC_DROP 0xff
-
const char program_name[] = "ffmpeg";
const int program_birth_year = 2000;
-/* select an input stream for an output stream */
-typedef struct StreamMap {
- int disabled; /** 1 is this mapping is disabled by a negative map */
- int file_index;
- int stream_index;
- int sync_file_index;
- int sync_stream_index;
- char *linklabel; /** name of an output link, for mapping lavfi outputs */
-} StreamMap;
-
-typedef struct {
- int file_idx, stream_idx, channel_idx; // input
- int ofile_idx, ostream_idx; // output
-} AudioChannelMap;
-
-static const OptionDef *options;
-
-#define MAX_STREAMS 1024 /* arbitrary sanity check value */
-
-static int frame_bits_per_raw_sample = 0;
-static int video_discard = 0;
-static int same_quant = 0;
-static int do_deinterlace = 0;
-static int intra_dc_precision = 8;
-static int qp_hist = 0;
-static int intra_only = 0;
-static const char *video_codec_name = NULL;
-static const char *audio_codec_name = NULL;
-static const char *subtitle_codec_name = NULL;
-
-static int file_overwrite = 0;
-static int no_file_overwrite = 0;
-static int do_benchmark = 0;
-static int do_benchmark_all = 0;
-static int do_hex_dump = 0;
-static int do_pkt_dump = 0;
-static int do_psnr = 0;
-static int do_pass = 0;
-static const char *pass_logfilename_prefix;
-static int video_sync_method = VSYNC_AUTO;
-static int audio_sync_method = 0;
-static float audio_drift_threshold = 0.1;
-static int copy_ts = 0;
-static int copy_tb = -1;
-static int opt_shortest = 0;
-static char *vstats_filename;
static FILE *vstats_file;
-static int audio_volume = 256;
+static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size);
+static int64_t getutime(void);
-static int exit_on_error = 0;
-static int stdin_interaction = 1;
static int run_as_daemon = 0;
static volatile int received_nb_signals = 0;
static int64_t video_size = 0;
@@ -167,15 +114,9 @@ static int64_t subtitle_size = 0;
static int64_t extra_size = 0;
static int nb_frames_dup = 0;
static int nb_frames_drop = 0;
-static int input_sync;
-static float dts_delta_threshold = 10;
-static float dts_error_threshold = 3600*30;
-
-static int print_stats = 1;
-static int debug_ts = 0;
static int current_time;
-static AVIOContext *progress_avio = NULL;
+AVIOContext *progress_avio = NULL;
static uint8_t *subtitle_out;
@@ -186,161 +127,18 @@ static int transcoding_finished;
#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
-typedef struct InputFilter {
- AVFilterContext *filter;
- struct InputStream *ist;
- struct FilterGraph *graph;
- uint8_t *name;
-} InputFilter;
-
-typedef struct OutputFilter {
- AVFilterContext *filter;
- struct OutputStream *ost;
- struct FilterGraph *graph;
- uint8_t *name;
-
- /* temporary storage until stream maps are processed */
- AVFilterInOut *out_tmp;
-} OutputFilter;
-
-typedef struct FilterGraph {
- int index;
- const char *graph_desc;
-
- AVFilterGraph *graph;
-
- InputFilter **inputs;
- int nb_inputs;
- OutputFilter **outputs;
- int nb_outputs;
-} FilterGraph;
-
-typedef struct InputStream {
- int file_index;
- AVStream *st;
- int discard; /* true if stream data should be discarded */
- int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
- AVCodec *dec;
- AVFrame *decoded_frame;
-
- int64_t start; /* time when read started */
- /* predicted dts of the next packet read for this stream or (when there are
- * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */
- int64_t next_dts;
- int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units)
-
- int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units)
- int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units)
- int wrap_correction_done;
- double ts_scale;
- int is_start; /* is 1 at the start and after a discontinuity */
- int saw_first_ts;
- int showed_multi_packet_warning;
- AVDictionary *opts;
- AVRational framerate; /* framerate forced with -r */
- int top_field_first;
-
- int resample_height;
- int resample_width;
- int resample_pix_fmt;
-
- int resample_sample_fmt;
- int resample_sample_rate;
- int resample_channels;
- uint64_t resample_channel_layout;
-
- struct sub2video {
- int64_t last_pts;
- AVFilterBufferRef *ref;
- int w, h;
- } sub2video;
-
- /* a pool of free buffers for decoded data */
- FrameBuffer *buffer_pool;
- int dr1;
-
- /* decoded data from this stream goes into all those filters
- * currently video and audio only */
- InputFilter **filters;
- int nb_filters;
-} InputStream;
-
-typedef struct InputFile {
- AVFormatContext *ctx;
- int eof_reached; /* true if eof reached */
- int unavailable; /* true if the file is unavailable (possibly temporarily) */
- int ist_index; /* index of first stream in input_streams */
- int64_t ts_offset;
- int nb_streams; /* number of stream that ffmpeg is aware of; may be different
- from ctx.nb_streams if new streams appear during av_read_frame() */
- int nb_streams_warn; /* number of streams that the user was warned of */
- int rate_emu;
+InputStream **input_streams = NULL;
+int nb_input_streams = 0;
+InputFile **input_files = NULL;
+int nb_input_files = 0;
-#if HAVE_PTHREADS
- pthread_t thread; /* thread reading from this file */
- int finished; /* the thread has exited */
- int joined; /* the thread has been joined */
- pthread_mutex_t fifo_lock; /* lock for access to fifo */
- pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */
- AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */
-#endif
-} InputFile;
-
-typedef struct OutputStream {
- int file_index; /* file index */
- int index; /* stream index in the output file */
- int source_index; /* InputStream index */
- AVStream *st; /* stream in the output file */
- int encoding_needed; /* true if encoding needed for this stream */
- int frame_number;
- /* input pts and corresponding output pts
- for A/V sync */
- struct InputStream *sync_ist; /* input stream to sync against */
- int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
- /* pts of the first frame encoded for this stream, used for limiting
- * recording time */
- int64_t first_pts;
- AVBitStreamFilterContext *bitstream_filters;
- AVCodec *enc;
- int64_t max_frames;
- AVFrame *filtered_frame;
-
- /* video only */
- AVRational frame_rate;
- int force_fps;
- int top_field_first;
-
- float frame_aspect_ratio;
- float last_quality;
-
- /* forced key frames */
- int64_t *forced_kf_pts;
- int forced_kf_count;
- int forced_kf_index;
- char *forced_keyframes;
-
- /* audio only */
- int audio_channels_map[SWR_CH_MAX]; /* list of the channels id to pick from the source stream */
- int audio_channels_mapped; /* number of channels in audio_channels_map */
-
- FILE *logfile;
-
- OutputFilter *filter;
- char *avfilter;
-
- int64_t sws_flags;
- int64_t swr_dither_method;
- double swr_dither_scale;
- AVDictionary *opts;
- int is_past_recording_time;
- int unavailable; /* true if the steram is unavailable (possibly temporarily) */
- int stream_copy;
- const char *attachment_filename;
- int copy_initial_nonkeyframes;
-
- int keep_pix_fmt;
-} OutputStream;
+OutputStream **output_streams = NULL;
+int nb_output_streams = 0;
+OutputFile **output_files = NULL;
+int nb_output_files = 0;
+FilterGraph **filtergraphs;
+int nb_filtergraphs;
#if HAVE_TERMIOS_H
@@ -349,166 +147,6 @@ static struct termios oldtty;
static int restore_tty;
#endif
-typedef struct OutputFile {
- AVFormatContext *ctx;
- AVDictionary *opts;
- int ost_index; /* index of the first stream in output_streams */
- int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units
- int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units
- uint64_t limit_filesize; /* filesize limit expressed in bytes */
-} OutputFile;
-
-static InputStream **input_streams = NULL;
-static int nb_input_streams = 0;
-static InputFile **input_files = NULL;
-static int nb_input_files = 0;
-
-static OutputStream **output_streams = NULL;
-static int nb_output_streams = 0;
-static OutputFile **output_files = NULL;
-static int nb_output_files = 0;
-
-static FilterGraph **filtergraphs;
-int nb_filtergraphs;
-
-typedef struct OptionsContext {
- /* input/output options */
- int64_t start_time;
- const char *format;
-
- SpecifierOpt *codec_names;
- int nb_codec_names;
- SpecifierOpt *audio_channels;
- int nb_audio_channels;
- SpecifierOpt *audio_sample_rate;
- int nb_audio_sample_rate;
- SpecifierOpt *frame_rates;
- int nb_frame_rates;
- SpecifierOpt *frame_sizes;
- int nb_frame_sizes;
- SpecifierOpt *frame_pix_fmts;
- int nb_frame_pix_fmts;
-
- /* input options */
- int64_t input_ts_offset;
- int rate_emu;
-
- SpecifierOpt *ts_scale;
- int nb_ts_scale;
- SpecifierOpt *dump_attachment;
- int nb_dump_attachment;
-
- /* output options */
- StreamMap *stream_maps;
- int nb_stream_maps;
- AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */
- int nb_audio_channel_maps; /* number of (valid) -map_channel settings */
- int metadata_global_manual;
- int metadata_streams_manual;
- int metadata_chapters_manual;
- const char **attachments;
- int nb_attachments;
-
- int chapters_input_file;
-
- int64_t recording_time;
- uint64_t limit_filesize;
- float mux_preload;
- float mux_max_delay;
-
- int video_disable;
- int audio_disable;
- int subtitle_disable;
- int data_disable;
-
- /* indexed by output file stream index */
- int *streamid_map;
- int nb_streamid_map;
-
- SpecifierOpt *metadata;
- int nb_metadata;
- SpecifierOpt *max_frames;
- int nb_max_frames;
- SpecifierOpt *bitstream_filters;
- int nb_bitstream_filters;
- SpecifierOpt *codec_tags;
- int nb_codec_tags;
- SpecifierOpt *sample_fmts;
- int nb_sample_fmts;
- SpecifierOpt *qscale;
- int nb_qscale;
- SpecifierOpt *forced_key_frames;
- int nb_forced_key_frames;
- SpecifierOpt *force_fps;
- int nb_force_fps;
- SpecifierOpt *frame_aspect_ratios;
- int nb_frame_aspect_ratios;
- SpecifierOpt *rc_overrides;
- int nb_rc_overrides;
- SpecifierOpt *intra_matrices;
- int nb_intra_matrices;
- SpecifierOpt *inter_matrices;
- int nb_inter_matrices;
- SpecifierOpt *top_field_first;
- int nb_top_field_first;
- SpecifierOpt *metadata_map;
- int nb_metadata_map;
- SpecifierOpt *presets;
- int nb_presets;
- SpecifierOpt *copy_initial_nonkeyframes;
- int nb_copy_initial_nonkeyframes;
- SpecifierOpt *filters;
- int nb_filters;
-} OptionsContext;
-
-static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size);
-
-#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
-{\
- int i, ret;\
- for (i = 0; i < o->nb_ ## name; i++) {\
- char *spec = o->name[i].specifier;\
- if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
- outvar = o->name[i].u.type;\
- else if (ret < 0)\
- exit_program(1);\
- }\
-}
-
-static int64_t getutime(void)
-{
-#if HAVE_GETRUSAGE
- struct rusage rusage;
-
- getrusage(RUSAGE_SELF, &rusage);
- return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
-#elif HAVE_GETPROCESSTIMES
- HANDLE proc;
- FILETIME c, e, k, u;
- proc = GetCurrentProcess();
- GetProcessTimes(proc, &c, &e, &k, &u);
- return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
-#else
- return av_gettime();
-#endif
-}
-
-static void update_benchmark(const char *fmt, ...)
-{
- if (do_benchmark_all) {
- int64_t t = getutime();
- va_list va;
- char buf[1024];
-
- if (fmt) {
- va_start(va, fmt);
- vsnprintf(buf, sizeof(buf), fmt, va);
- va_end(va);
- printf("bench: %8"PRIu64" %s \n", t - current_time, buf);
- }
- current_time = t;
- }
-}
/* sub2video hack:
Convert subtitles to video with alpha to insert them in filter graphs.
@@ -516,51 +154,6 @@ static void update_benchmark(const char *fmt, ...)
*/
-static int sub2video_prepare(InputStream *ist)
-{
- AVFormatContext *avf = input_files[ist->file_index]->ctx;
- int i, ret, w, h;
- uint8_t *image[4];
- int linesize[4];
-
- /* Compute the size of the canvas for the subtitles stream.
- If the subtitles codec has set a size, use it. Otherwise use the
- maximum dimensions of the video streams in the same file. */
- w = ist->st->codec->width;
- h = ist->st->codec->height;
- if (!(w && h)) {
- for (i = 0; i < avf->nb_streams; i++) {
- if (avf->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
- w = FFMAX(w, avf->streams[i]->codec->width);
- h = FFMAX(h, avf->streams[i]->codec->height);
- }
- }
- if (!(w && h)) {
- w = FFMAX(w, 720);
- h = FFMAX(h, 576);
- }
- av_log(avf, AV_LOG_INFO, "sub2video: using %dx%d canvas\n", w, h);
- }
- ist->sub2video.w = ist->st->codec->width = w;
- ist->sub2video.h = ist->st->codec->height = h;
-
- /* rectangles are PIX_FMT_PAL8, but we have no guarantee that the
- palettes for all rectangles are identical or compatible */
- ist->st->codec->pix_fmt = PIX_FMT_RGB32;
-
- ret = av_image_alloc(image, linesize, w, h, PIX_FMT_RGB32, 32);
- if (ret < 0)
- return ret;
- memset(image[0], 0, h * linesize[0]);
- ist->sub2video.ref = avfilter_get_video_buffer_ref_from_arrays(
- image, linesize, AV_PERM_READ | AV_PERM_PRESERVE,
- w, h, PIX_FMT_RGB32);
- if (!ist->sub2video.ref) {
- av_free(image[0]);
- return AVERROR(ENOMEM);
- }
- return 0;
-}
static void sub2video_copy_rect(uint8_t *dst, int dst_linesize, int w, int h,
AVSubtitleRect *r)
@@ -659,753 +252,7 @@ static void sub2video_flush(InputStream *ist)
/* end of sub2video hack */
-static void reset_options(OptionsContext *o, int is_input)
-{
- const OptionDef *po = options;
- OptionsContext bak= *o;
- int i;
-
- /* all OPT_SPEC and OPT_STRING can be freed in generic way */
- while (po->name) {
- void *dst = (uint8_t*)o + po->u.off;
-
- if (po->flags & OPT_SPEC) {
- SpecifierOpt **so = dst;
- int i, *count = (int*)(so + 1);
- for (i = 0; i < *count; i++) {
- av_freep(&(*so)[i].specifier);
- if (po->flags & OPT_STRING)
- av_freep(&(*so)[i].u.str);
- }
- av_freep(so);
- *count = 0;
- } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
- av_freep(dst);
- po++;
- }
-
- for (i = 0; i < o->nb_stream_maps; i++)
- av_freep(&o->stream_maps[i].linklabel);
- av_freep(&o->stream_maps);
- av_freep(&o->audio_channel_maps);
- av_freep(&o->streamid_map);
-
- memset(o, 0, sizeof(*o));
-
- if (is_input) {
- o->recording_time = bak.recording_time;
- if (o->recording_time != INT64_MAX)
- av_log(NULL, AV_LOG_WARNING,
- "-t is not an input option, keeping it for the next output;"
- " consider fixing your command line.\n");
- } else
- o->recording_time = INT64_MAX;
- o->mux_max_delay = 0.7;
- o->limit_filesize = UINT64_MAX;
- o->chapters_input_file = INT_MAX;
-
- uninit_opts();
- init_opts();
-}
-
-static enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target)
-{
- if (codec && codec->pix_fmts) {
- const enum PixelFormat *p = codec->pix_fmts;
- int has_alpha= av_pix_fmt_descriptors[target].nb_components % 2 == 0;
- enum PixelFormat best= PIX_FMT_NONE;
- if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
- if (st->codec->codec_id == AV_CODEC_ID_MJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
- } else if (st->codec->codec_id == AV_CODEC_ID_LJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
- PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
- }
- }
- for (; *p != PIX_FMT_NONE; p++) {
- best= avcodec_find_best_pix_fmt2(best, *p, target, has_alpha, NULL);
- if (*p == target)
- break;
- }
- if (*p == PIX_FMT_NONE) {
- if (target != PIX_FMT_NONE)
- av_log(NULL, AV_LOG_WARNING,
- "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
- av_pix_fmt_descriptors[target].name,
- codec->name,
- av_pix_fmt_descriptors[best].name);
- return best;
- }
- }
- return target;
-}
-
-static char *choose_pix_fmts(OutputStream *ost)
-{
- if (ost->keep_pix_fmt) {
- if (ost->filter)
- avfilter_graph_set_auto_convert(ost->filter->graph->graph,
- AVFILTER_AUTO_CONVERT_NONE);
- if (ost->st->codec->pix_fmt == PIX_FMT_NONE)
- return NULL;
- return av_strdup(av_get_pix_fmt_name(ost->st->codec->pix_fmt));
- }
- if (ost->st->codec->pix_fmt != PIX_FMT_NONE) {
- return av_strdup(av_get_pix_fmt_name(choose_pixel_fmt(ost->st, ost->enc, ost->st->codec->pix_fmt)));
- } else if (ost->enc && ost->enc->pix_fmts) {
- const enum PixelFormat *p;
- AVIOContext *s = NULL;
- uint8_t *ret;
- int len;
-
- if (avio_open_dyn_buf(&s) < 0)
- exit_program(1);
-
- p = ost->enc->pix_fmts;
- if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
- if (ost->st->codec->codec_id == AV_CODEC_ID_MJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
- } else if (ost->st->codec->codec_id == AV_CODEC_ID_LJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
- PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
- }
- }
-
- for (; *p != PIX_FMT_NONE; p++) {
- const char *name = av_get_pix_fmt_name(*p);
- avio_printf(s, "%s:", name);
- }
- len = avio_close_dyn_buf(s, &ret);
- ret[len - 1] = 0;
- return ret;
- } else
- return NULL;
-}
-
-/**
- * Define a function for building a string containing a list of
- * allowed formats,
- */
-#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator) \
-static char *choose_ ## var ## s(OutputStream *ost) \
-{ \
- if (ost->st->codec->var != none) { \
- get_name(ost->st->codec->var); \
- return av_strdup(name); \
- } else if (ost->enc->supported_list) { \
- const type *p; \
- AVIOContext *s = NULL; \
- uint8_t *ret; \
- int len; \
- \
- if (avio_open_dyn_buf(&s) < 0) \
- exit_program(1); \
- \
- for (p = ost->enc->supported_list; *p != none; p++) { \
- get_name(*p); \
- avio_printf(s, "%s" separator, name); \
- } \
- len = avio_close_dyn_buf(s, &ret); \
- ret[len - 1] = 0; \
- return ret; \
- } else \
- return NULL; \
-}
-
-#define GET_PIX_FMT_NAME(pix_fmt)\
- const char *name = av_get_pix_fmt_name(pix_fmt);
-
-// DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE,
-// GET_PIX_FMT_NAME, ":")
-
-#define GET_SAMPLE_FMT_NAME(sample_fmt)\
- const char *name = av_get_sample_fmt_name(sample_fmt)
-
-DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts,
- AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",")
-
-#define GET_SAMPLE_RATE_NAME(rate)\
- char name[16];\
- snprintf(name, sizeof(name), "%d", rate);
-
-DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0,
- GET_SAMPLE_RATE_NAME, ",")
-
-#define GET_CH_LAYOUT_NAME(ch_layout)\
- char name[16];\
- snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout);
-
-DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0,
- GET_CH_LAYOUT_NAME, ",")
-
-static FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
-{
- FilterGraph *fg = av_mallocz(sizeof(*fg));
-
- if (!fg)
- exit_program(1);
- fg->index = nb_filtergraphs;
-
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs,
- fg->nb_outputs + 1);
- if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
- fg->outputs[0]->ost = ost;
- fg->outputs[0]->graph = fg;
-
- ost->filter = fg->outputs[0];
-
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs,
- fg->nb_inputs + 1);
- if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
- fg->inputs[0]->ist = ist;
- fg->inputs[0]->graph = fg;
-
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
- ist->filters[ist->nb_filters - 1] = fg->inputs[0];
-
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
- filtergraphs[nb_filtergraphs - 1] = fg;
-
- return fg;
-}
-
-static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
-{
- InputStream *ist = NULL;
- enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx);
- int i;
-
- // TODO: support other filter types
- if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) {
- av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported "
- "currently.\n");
- exit_program(1);
- }
-
- if (in->name) {
- AVFormatContext *s;
- AVStream *st = NULL;
- char *p;
- int file_idx = strtol(in->name, &p, 0);
-
- if (file_idx < 0 || file_idx >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n",
- file_idx, fg->graph_desc);
- exit_program(1);
- }
- s = input_files[file_idx]->ctx;
-
- for (i = 0; i < s->nb_streams; i++) {
- enum AVMediaType stream_type = s->streams[i]->codec->codec_type;
- if (stream_type != type &&
- !(stream_type == AVMEDIA_TYPE_SUBTITLE &&
- type == AVMEDIA_TYPE_VIDEO /* sub2video hack */))
- continue;
- if (check_stream_specifier(s, s->streams[i], *p == ':' ? p + 1 : p) == 1) {
- st = s->streams[i];
- break;
- }
- }
- if (!st) {
- av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s "
- "matches no streams.\n", p, fg->graph_desc);
- exit_program(1);
- }
- ist = input_streams[input_files[file_idx]->ist_index + st->index];
- } else {
- /* find the first unused stream of corresponding type */
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == type && ist->discard)
- break;
- }
- if (i == nb_input_streams) {
- av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for "
- "unlabeled input pad %d on filter %s\n", in->pad_idx,
- in->filter_ctx->name);
- exit_program(1);
- }
- }
- av_assert0(ist);
-
- ist->discard = 0;
- ist->decoding_needed = 1;
- ist->st->discard = AVDISCARD_NONE;
-
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs),
- &fg->nb_inputs, fg->nb_inputs + 1);
- if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
- fg->inputs[fg->nb_inputs - 1]->ist = ist;
- fg->inputs[fg->nb_inputs - 1]->graph = fg;
-
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
- ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1];
-}
-
-static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
-{
- char *pix_fmts;
- OutputStream *ost = ofilter->ost;
- AVCodecContext *codec = ost->st->codec;
- AVFilterContext *last_filter = out->filter_ctx;
- int pad_idx = out->pad_idx;
- int ret;
- char name[255];
- AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc();
-
- snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&ofilter->filter,
- avfilter_get_by_name("buffersink"),
- name, NULL, NULL/*buffersink_params*/, fg->graph);
- av_freep(&buffersink_params);
-
- if (ret < 0)
- return ret;
-
- if (codec->width || codec->height) {
- char args[255];
- AVFilterContext *filter;
-
- snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
- codec->width,
- codec->height,
- (unsigned)ost->sws_flags);
- snprintf(name, sizeof(name), "scaler for output stream %d:%d",
- ost->file_index, ost->index);
- if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
- name, args, NULL, fg->graph)) < 0)
- return ret;
- if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
- return ret;
-
- last_filter = filter;
- pad_idx = 0;
- }
-
- if ((pix_fmts = choose_pix_fmts(ost))) {
- AVFilterContext *filter;
- snprintf(name, sizeof(name), "pixel format for output stream %d:%d",
- ost->file_index, ost->index);
- if ((ret = avfilter_graph_create_filter(&filter,
- avfilter_get_by_name("format"),
- "format", pix_fmts, NULL,
- fg->graph)) < 0)
- return ret;
- if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
- return ret;
-
- last_filter = filter;
- pad_idx = 0;
- av_freep(&pix_fmts);
- }
-
- if (ost->frame_rate.num && 0) {
- AVFilterContext *fps;
- char args[255];
-
- snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num,
- ost->frame_rate.den);
- snprintf(name, sizeof(name), "fps for output stream %d:%d",
- ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"),
- name, args, NULL, fg->graph);
- if (ret < 0)
- return ret;
-
- ret = avfilter_link(last_filter, pad_idx, fps, 0);
- if (ret < 0)
- return ret;
- last_filter = fps;
- pad_idx = 0;
- }
-
- if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
- return ret;
-
- return 0;
-}
-
-static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
-{
- OutputStream *ost = ofilter->ost;
- AVCodecContext *codec = ost->st->codec;
- AVFilterContext *last_filter = out->filter_ctx;
- int pad_idx = out->pad_idx;
- char *sample_fmts, *sample_rates, *channel_layouts;
- char name[255];
- int ret;
-
-
- snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&ofilter->filter,
- avfilter_get_by_name("abuffersink"),
- name, NULL, NULL, fg->graph);
- if (ret < 0)
- return ret;
-
-#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \
- AVFilterContext *filt_ctx; \
- \
- av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
- "similarly to -af " filter_name "=%s.\n", arg); \
- \
- ret = avfilter_graph_create_filter(&filt_ctx, \
- avfilter_get_by_name(filter_name), \
- filter_name, arg, NULL, fg->graph); \
- if (ret < 0) \
- return ret; \
- \
- ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \
- if (ret < 0) \
- return ret; \
- \
- last_filter = filt_ctx; \
- pad_idx = 0; \
-} while (0)
- if (ost->audio_channels_mapped) {
- int i;
- AVBPrint pan_buf;
- av_bprint_init(&pan_buf, 256, 8192);
- av_bprintf(&pan_buf, "0x%"PRIx64,
- av_get_default_channel_layout(ost->audio_channels_mapped));
- for (i = 0; i < ost->audio_channels_mapped; i++)
- if (ost->audio_channels_map[i] != -1)
- av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
-
- AUTO_INSERT_FILTER("-map_channel", "pan", pan_buf.str);
- av_bprint_finalize(&pan_buf, NULL);
- }
-
- if (codec->channels && !codec->channel_layout)
- codec->channel_layout = av_get_default_channel_layout(codec->channels);
-
- sample_fmts = choose_sample_fmts(ost);
- sample_rates = choose_sample_rates(ost);
- channel_layouts = choose_channel_layouts(ost);
- if (sample_fmts || sample_rates || channel_layouts) {
- AVFilterContext *format;
- char args[256];
- int len = 0;
-
- if (sample_fmts)
- len += snprintf(args + len, sizeof(args) - len, "sample_fmts=%s:",
- sample_fmts);
- if (sample_rates)
- len += snprintf(args + len, sizeof(args) - len, "sample_rates=%s:",
- sample_rates);
- if (channel_layouts)
- len += snprintf(args + len, sizeof(args) - len, "channel_layouts=%s:",
- channel_layouts);
- args[len - 1] = 0;
-
- av_freep(&sample_fmts);
- av_freep(&sample_rates);
- av_freep(&channel_layouts);
-
- snprintf(name, sizeof(name), "audio format for output stream %d:%d",
- ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&format,
- avfilter_get_by_name("aformat"),
- name, args, NULL, fg->graph);
- if (ret < 0)
- return ret;
-
- ret = avfilter_link(last_filter, pad_idx, format, 0);
- if (ret < 0)
- return ret;
-
- last_filter = format;
- pad_idx = 0;
- }
-
- if (audio_volume != 256 && 0) {
- char args[256];
-
- snprintf(args, sizeof(args), "%f", audio_volume / 256.);
- AUTO_INSERT_FILTER("-vol", "volume", args);
- }
-
- if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
- return ret;
-
- return 0;
-}
-
-#define DESCRIBE_FILTER_LINK(f, inout, in) \
-{ \
- AVFilterContext *ctx = inout->filter_ctx; \
- AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads; \
- int nb_pads = in ? ctx->input_count : ctx->output_count; \
- AVIOContext *pb; \
- \
- if (avio_open_dyn_buf(&pb) < 0) \
- exit_program(1); \
- \
- avio_printf(pb, "%s", ctx->filter->name); \
- if (nb_pads > 1) \
- avio_printf(pb, ":%s", avfilter_pad_get_name(pads, inout->pad_idx));\
- avio_w8(pb, 0); \
- avio_close_dyn_buf(pb, &f->name); \
-}
-
-static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
-{
- av_freep(&ofilter->name);
- DESCRIBE_FILTER_LINK(ofilter, out, 0);
-
- switch (avfilter_pad_get_type(out->filter_ctx->output_pads, out->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fg, ofilter, out);
- case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fg, ofilter, out);
- default: av_assert0(0);
- }
-}
-
-static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- AVFilterContext *first_filter = in->filter_ctx;
- AVFilter *filter = avfilter_get_by_name("buffer");
- InputStream *ist = ifilter->ist;
- AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) :
- ist->st->time_base;
- AVRational fr = ist->framerate.num ? ist->framerate :
- ist->st->r_frame_rate;
- AVRational sar;
- AVBPrint args;
- char name[255];
- int pad_idx = in->pad_idx;
- int ret;
-
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- ret = sub2video_prepare(ist);
- if (ret < 0)
- return ret;
- }
-
- sar = ist->st->sample_aspect_ratio.num ?
- ist->st->sample_aspect_ratio :
- ist->st->codec->sample_aspect_ratio;
- if(!sar.den)
- sar = (AVRational){0,1};
- av_bprint_init(&args, 0, 1);
- av_bprintf(&args,
- "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:"
- "pixel_aspect=%d/%d:sws_param=flags=%d", ist->st->codec->width,
- ist->st->codec->height, ist->st->codec->pix_fmt,
- tb.num, tb.den, sar.num, sar.den,
- SWS_BILINEAR + ((ist->st->codec->flags&CODEC_FLAG_BITEXACT) ? SWS_BITEXACT:0));
- if (fr.num && fr.den)
- av_bprintf(&args, ":frame_rate=%d/%d", fr.num, fr.den);
- snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
- ist->file_index, ist->st->index);
-
- if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, name,
- args.str, NULL, fg->graph)) < 0)
- return ret;
-
- if (ist->framerate.num) {
- AVFilterContext *setpts;
-
- snprintf(name, sizeof(name), "force CFR for input from stream %d:%d",
- ist->file_index, ist->st->index);
- if ((ret = avfilter_graph_create_filter(&setpts,
- avfilter_get_by_name("setpts"),
- name, "N", NULL,
- fg->graph)) < 0)
- return ret;
-
- if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0)
- return ret;
-
- first_filter = setpts;
- pad_idx = 0;
- }
-
- if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
- return ret;
- return 0;
-}
-
-static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- AVFilterContext *first_filter = in->filter_ctx;
- AVFilter *filter = avfilter_get_by_name("abuffer");
- InputStream *ist = ifilter->ist;
- int pad_idx = in->pad_idx;
- char args[255], name[255];
- int ret;
-
- snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s"
- ":channel_layout=0x%"PRIx64,
- 1, ist->st->codec->sample_rate,
- ist->st->codec->sample_rate,
- av_get_sample_fmt_name(ist->st->codec->sample_fmt),
- ist->st->codec->channel_layout);
- snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
- ist->file_index, ist->st->index);
-
- if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter,
- name, args, NULL,
- fg->graph)) < 0)
- return ret;
-
-#define AUTO_INSERT_FILTER_INPUT(opt_name, filter_name, arg) do { \
- AVFilterContext *filt_ctx; \
- \
- av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
- "similarly to -af " filter_name "=%s.\n", arg); \
- \
- snprintf(name, sizeof(name), "graph %d %s for input stream %d:%d", \
- fg->index, filter_name, ist->file_index, ist->st->index); \
- ret = avfilter_graph_create_filter(&filt_ctx, \
- avfilter_get_by_name(filter_name), \
- name, arg, NULL, fg->graph); \
- if (ret < 0) \
- return ret; \
- \
- ret = avfilter_link(filt_ctx, 0, first_filter, pad_idx); \
- if (ret < 0) \
- return ret; \
- \
- first_filter = filt_ctx; \
-} while (0)
-
- if (audio_sync_method > 0) {
- char args[256] = {0};
-
- av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold);
- if (audio_sync_method > 1)
- av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)ist->st->codec->sample_rate);
- AUTO_INSERT_FILTER_INPUT("-async", "aresample", args);
- }
-
-// if (ost->audio_channels_mapped) {
-// int i;
-// AVBPrint pan_buf;
-// av_bprint_init(&pan_buf, 256, 8192);
-// av_bprintf(&pan_buf, "0x%"PRIx64,
-// av_get_default_channel_layout(ost->audio_channels_mapped));
-// for (i = 0; i < ost->audio_channels_mapped; i++)
-// if (ost->audio_channels_map[i] != -1)
-// av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
-// AUTO_INSERT_FILTER_INPUT("-map_channel", "pan", pan_buf.str);
-// av_bprint_finalize(&pan_buf, NULL);
-// }
-
- if (audio_volume != 256) {
- char args[256];
-
- snprintf(args, sizeof(args), "%f", audio_volume / 256.);
- AUTO_INSERT_FILTER_INPUT("-vol", "volume", args);
- }
- if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
- return ret;
-
- return 0;
-}
-
-static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- av_freep(&ifilter->name);
- DESCRIBE_FILTER_LINK(ifilter, in, 1);
-
- switch (avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, ifilter, in);
- case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, ifilter, in);
- default: av_assert0(0);
- }
-}
-
-static int configure_filtergraph(FilterGraph *fg)
-{
- AVFilterInOut *inputs, *outputs, *cur;
- int ret, i, init = !fg->graph, simple = !fg->graph_desc;
- const char *graph_desc = simple ? fg->outputs[0]->ost->avfilter :
- fg->graph_desc;
-
- avfilter_graph_free(&fg->graph);
- if (!(fg->graph = avfilter_graph_alloc()))
- return AVERROR(ENOMEM);
-
- if (simple) {
- OutputStream *ost = fg->outputs[0]->ost;
- char args[255];
- snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
- fg->graph->scale_sws_opts = av_strdup(args);
- }
-
- if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0)
- return ret;
-
- if (simple && (!inputs || inputs->next || !outputs || outputs->next)) {
- av_log(NULL, AV_LOG_ERROR, "Simple filtergraph '%s' does not have "
- "exactly one input and output.\n", graph_desc);
- return AVERROR(EINVAL);
- }
-
- for (cur = inputs; !simple && init && cur; cur = cur->next)
- init_input_filter(fg, cur);
-
- for (cur = inputs, i = 0; cur; cur = cur->next, i++)
- if ((ret = configure_input_filter(fg, fg->inputs[i], cur)) < 0)
- return ret;
- avfilter_inout_free(&inputs);
-
- if (!init || simple) {
- /* we already know the mappings between lavfi outputs and output streams,
- * so we can finish the setup */
- for (cur = outputs, i = 0; cur; cur = cur->next, i++)
- configure_output_filter(fg, fg->outputs[i], cur);
- avfilter_inout_free(&outputs);
-
- if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0)
- return ret;
- } else {
- /* wait until output mappings are processed */
- for (cur = outputs; cur;) {
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs),
- &fg->nb_outputs, fg->nb_outputs + 1);
- if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
- fg->outputs[fg->nb_outputs - 1]->graph = fg;
- fg->outputs[fg->nb_outputs - 1]->out_tmp = cur;
- cur = cur->next;
- fg->outputs[fg->nb_outputs - 1]->out_tmp->next = NULL;
- }
- }
-
- return 0;
-}
-
-static int configure_complex_filters(void)
-{
- int i, ret = 0;
-
- for (i = 0; i < nb_filtergraphs; i++)
- if (!filtergraphs[i]->graph &&
- (ret = configure_filtergraph(filtergraphs[i])) < 0)
- return ret;
- return 0;
-}
-
-static int ist_in_filtergraph(FilterGraph *fg, InputStream *ist)
-{
- int i;
- for (i = 0; i < fg->nb_inputs; i++)
- if (fg->inputs[i]->ist == ist)
- return 1;
- return 0;
-}
-
-static void term_exit(void)
+void term_exit(void)
{
av_log(NULL, AV_LOG_QUIET, "%s", "");
#if HAVE_TERMIOS_H
@@ -1425,7 +272,7 @@ static void sigterm_handler(int sig)
exit(123);
}
-static void term_init(void)
+void term_init(void)
{
#if HAVE_TERMIOS_H
if(!run_as_daemon){
@@ -1521,7 +368,7 @@ static int decode_interrupt_cb(void *ctx)
return received_nb_signals > 1;
}
-static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
+const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
void av_noreturn exit_program(int ret)
{
@@ -1604,7 +451,7 @@ void av_noreturn exit_program(int ret)
exit(ret);
}
-static void assert_avoptions(AVDictionary *m)
+void assert_avoptions(AVDictionary *m)
{
AVDictionaryEntry *t;
if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
@@ -1630,25 +477,20 @@ static void assert_codec_experimental(AVCodecContext *c, int encoder)
}
}
-static void choose_sample_fmt(AVStream *st, AVCodec *codec)
+static void update_benchmark(const char *fmt, ...)
{
- if (codec && codec->sample_fmts) {
- const enum AVSampleFormat *p = codec->sample_fmts;
- for (; *p != -1; p++) {
- if (*p == st->codec->sample_fmt)
- break;
- }
- if (*p == -1) {
- if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0]))
- av_log(NULL, AV_LOG_ERROR, "Conversion will not be lossless.\n");
- if(av_get_sample_fmt_name(st->codec->sample_fmt))
- av_log(NULL, AV_LOG_WARNING,
- "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
- av_get_sample_fmt_name(st->codec->sample_fmt),
- codec->name,
- av_get_sample_fmt_name(codec->sample_fmts[0]));
- st->codec->sample_fmt = codec->sample_fmts[0];
+ if (do_benchmark_all) {
+ int64_t t = getutime();
+ va_list va;
+ char buf[1024];
+
+ if (fmt) {
+ va_start(va, fmt);
+ vsnprintf(buf, sizeof(buf), fmt, va);
+ va_end(va);
+ printf("bench: %8"PRIu64" %s \n", t - current_time, buf);
}
+ current_time = t;
}
}
@@ -2534,7 +1376,7 @@ static void rate_emu_sleep(InputStream *ist)
}
}
-static int guess_input_channel_layout(InputStream *ist)
+int guess_input_channel_layout(InputStream *ist)
{
AVCodecContext *dec = ist->st->codec;
@@ -4105,1582 +2947,23 @@ static int transcode(void)
return ret;
}
-static int opt_frame_crop(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the crop filter instead\n", opt);
- return AVERROR(EINVAL);
-}
-
-static int opt_pad(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the pad filter instead\n", opt);
- return -1;
-}
-
-static int opt_video_channel(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
- return opt_default("channel", arg);
-}
-
-static int opt_video_standard(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
- return opt_default("standard", arg);
-}
-
-static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- audio_codec_name = arg;
- return parse_option(o, "codec:a", arg, options);
-}
-
-static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- video_codec_name = arg;
- return parse_option(o, "codec:v", arg, options);
-}
-
-static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- subtitle_codec_name = arg;
- return parse_option(o, "codec:s", arg, options);
-}
-
-static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "codec:d", arg, options);
-}
-
-static int opt_map(OptionsContext *o, const char *opt, const char *arg)
-{
- StreamMap *m = NULL;
- int i, negative = 0, file_idx;
- int sync_file_idx = -1, sync_stream_idx = 0;
- char *p, *sync;
- char *map;
-
- if (*arg == '-') {
- negative = 1;
- arg++;
- }
- map = av_strdup(arg);
-
- /* parse sync stream first, just pick first matching stream */
- if (sync = strchr(map, ',')) {
- *sync = 0;
- sync_file_idx = strtol(sync + 1, &sync, 0);
- if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
- exit_program(1);
- }
- if (*sync)
- sync++;
- for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++)
- if (check_stream_specifier(input_files[sync_file_idx]->ctx,
- input_files[sync_file_idx]->ctx->streams[i], sync) == 1) {
- sync_stream_idx = i;
- break;
- }
- if (i == input_files[sync_file_idx]->nb_streams) {
- av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
- "match any streams.\n", arg);
- exit_program(1);
- }
- }
-
-
- if (map[0] == '[') {
- /* this mapping refers to lavfi output */
- const char *c = map + 1;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
- m = &o->stream_maps[o->nb_stream_maps - 1];
- m->linklabel = av_get_token(&c, "]");
- if (!m->linklabel) {
- av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map);
- exit_program(1);
- }
- } else {
- file_idx = strtol(map, &p, 0);
- if (file_idx >= nb_input_files || file_idx < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
- exit_program(1);
- }
- if (negative)
- /* disable some already defined maps */
- for (i = 0; i < o->nb_stream_maps; i++) {
- m = &o->stream_maps[i];
- if (file_idx == m->file_index &&
- check_stream_specifier(input_files[m->file_index]->ctx,
- input_files[m->file_index]->ctx->streams[m->stream_index],
- *p == ':' ? p + 1 : p) > 0)
- m->disabled = 1;
- }
- else
- for (i = 0; i < input_files[file_idx]->nb_streams; i++) {
- if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
- *p == ':' ? p + 1 : p) <= 0)
- continue;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
- m = &o->stream_maps[o->nb_stream_maps - 1];
-
- m->file_index = file_idx;
- m->stream_index = i;
-
- if (sync_file_idx >= 0) {
- m->sync_file_index = sync_file_idx;
- m->sync_stream_index = sync_stream_idx;
- } else {
- m->sync_file_index = file_idx;
- m->sync_stream_index = i;
- }
- }
- }
-
- if (!m) {
- av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
- exit_program(1);
- }
-
- av_freep(&map);
- return 0;
-}
-
-static int opt_attach(OptionsContext *o, const char *opt, const char *arg)
-{
- o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
- &o->nb_attachments, o->nb_attachments + 1);
- o->attachments[o->nb_attachments - 1] = arg;
- return 0;
-}
-
-static int opt_map_channel(OptionsContext *o, const char *opt, const char *arg)
-{
- int n;
- AVStream *st;
- AudioChannelMap *m;
-
- o->audio_channel_maps =
- grow_array(o->audio_channel_maps, sizeof(*o->audio_channel_maps),
- &o->nb_audio_channel_maps, o->nb_audio_channel_maps + 1);
- m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1];
-
- /* muted channel syntax */
- n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx);
- if ((n == 1 || n == 3) && m->channel_idx == -1) {
- m->file_idx = m->stream_idx = -1;
- if (n == 1)
- m->ofile_idx = m->ostream_idx = -1;
- return 0;
- }
-
- /* normal syntax */
- n = sscanf(arg, "%d.%d.%d:%d.%d",
- &m->file_idx, &m->stream_idx, &m->channel_idx,
- &m->ofile_idx, &m->ostream_idx);
-
- if (n != 3 && n != 5) {
- av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: "
- "[file.stream.channel|-1][:syncfile:syncstream]\n");
- exit_program(1);
- }
-
- if (n != 5) // only file.stream.channel specified
- m->ofile_idx = m->ostream_idx = -1;
-
- /* check input */
- if (m->file_idx < 0 || m->file_idx >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n",
- m->file_idx);
- exit_program(1);
- }
- if (m->stream_idx < 0 ||
- m->stream_idx >= input_files[m->file_idx]->nb_streams) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n",
- m->file_idx, m->stream_idx);
- exit_program(1);
- }
- st = input_files[m->file_idx]->ctx->streams[m->stream_idx];
- if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n",
- m->file_idx, m->stream_idx);
- exit_program(1);
- }
- if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n",
- m->file_idx, m->stream_idx, m->channel_idx);
- exit_program(1);
- }
- return 0;
-}
-
-/**
- * Parse a metadata specifier in arg.
- * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
- * @param index for type c/p, chapter/program index is written here
- * @param stream_spec for type s, the stream specifier is written here
- */
-static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
-{
- if (*arg) {
- *type = *arg;
- switch (*arg) {
- case 'g':
- break;
- case 's':
- if (*(++arg) && *arg != ':') {
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
- exit_program(1);
- }
- *stream_spec = *arg == ':' ? arg + 1 : "";
- break;
- case 'c':
- case 'p':
- if (*(++arg) == ':')
- *index = strtol(++arg, NULL, 0);
- break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
- exit_program(1);
- }
- } else
- *type = 'g';
-}
-
-static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
-{
- AVDictionary **meta_in = NULL;
- AVDictionary **meta_out = NULL;
- int i, ret = 0;
- char type_in, type_out;
- const char *istream_spec = NULL, *ostream_spec = NULL;
- int idx_in = 0, idx_out = 0;
-
- parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
- parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
-
- if (!ic) {
- if (type_out == 'g' || !*outspec)
- o->metadata_global_manual = 1;
- if (type_out == 's' || !*outspec)
- o->metadata_streams_manual = 1;
- if (type_out == 'c' || !*outspec)
- o->metadata_chapters_manual = 1;
- return 0;
- }
-
- if (type_in == 'g' || type_out == 'g')
- o->metadata_global_manual = 1;
- if (type_in == 's' || type_out == 's')
- o->metadata_streams_manual = 1;
- if (type_in == 'c' || type_out == 'c')
- o->metadata_chapters_manual = 1;
-
-#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
- if ((index) < 0 || (index) >= (nb_elems)) {\
- av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
- (desc), (index));\
- exit_program(1);\
- }
-
-#define SET_DICT(type, meta, context, index)\
- switch (type) {\
- case 'g':\
- meta = &context->metadata;\
- break;\
- case 'c':\
- METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
- meta = &context->chapters[index]->metadata;\
- break;\
- case 'p':\
- METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
- meta = &context->programs[index]->metadata;\
- break;\
- default: av_assert0(0);\
- }\
-
- SET_DICT(type_in, meta_in, ic, idx_in);
- SET_DICT(type_out, meta_out, oc, idx_out);
-
- /* for input streams choose first matching stream */
- if (type_in == 's') {
- for (i = 0; i < ic->nb_streams; i++) {
- if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
- meta_in = &ic->streams[i]->metadata;
- break;
- } else if (ret < 0)
- exit_program(1);
- }
- if (!meta_in) {
- av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
- exit_program(1);
- }
- }
-
- if (type_out == 's') {
- for (i = 0; i < oc->nb_streams; i++) {
- if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
- meta_out = &oc->streams[i]->metadata;
- av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
- } else if (ret < 0)
- exit_program(1);
- }
- } else
- av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
-
- return 0;
-}
-
-static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg)
-{
- char buf[128];
- int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6;
- struct tm time = *gmtime((time_t*)&recording_timestamp);
- strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time);
- parse_option(o, "metadata", buf, options);
-
- av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata "
- "tag instead.\n", opt);
- return 0;
-}
-
-static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
-{
- const char *codec_string = encoder ? "encoder" : "decoder";
- AVCodec *codec;
-
- codec = encoder ?
- avcodec_find_encoder_by_name(name) :
- avcodec_find_decoder_by_name(name);
- if (!codec) {
- av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
- exit_program(1);
- }
- if (codec->type != type) {
- av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
- exit_program(1);
- }
- return codec;
-}
-
-static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
-{
- char *codec_name = NULL;
-
- MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
- if (codec_name) {
- AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
- st->codec->codec_id = codec->id;
- return codec;
- } else
- return avcodec_find_decoder(st->codec->codec_id);
-}
-
-/**
- * Add all the streams from the given input file to the global
- * list of input streams.
- */
-static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
-{
- int i;
- char *next, *codec_tag = NULL;
-
- for (i = 0; i < ic->nb_streams; i++) {
- AVStream *st = ic->streams[i];
- AVCodecContext *dec = st->codec;
- InputStream *ist = av_mallocz(sizeof(*ist));
- char *framerate = NULL;
-
- if (!ist)
- exit_program(1);
-
- input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
- input_streams[nb_input_streams - 1] = ist;
-
- ist->st = st;
- ist->file_index = nb_input_files;
- ist->discard = 1;
- st->discard = AVDISCARD_ALL;
- ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st, choose_decoder(o, ic, st));
-
- ist->ts_scale = 1.0;
- MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
-
- MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st);
- if (codec_tag) {
- uint32_t tag = strtol(codec_tag, &next, 0);
- if (*next)
- tag = AV_RL32(codec_tag);
- st->codec->codec_tag = tag;
- }
-
- ist->dec = choose_decoder(o, ic, st);
-
- switch (dec->codec_type) {
- case AVMEDIA_TYPE_VIDEO:
- if(!ist->dec)
- ist->dec = avcodec_find_decoder(dec->codec_id);
- if (dec->lowres) {
- dec->flags |= CODEC_FLAG_EMU_EDGE;
- }
-
- ist->resample_height = dec->height;
- ist->resample_width = dec->width;
- ist->resample_pix_fmt = dec->pix_fmt;
-
- MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
- if (framerate && av_parse_video_rate(&ist->framerate,
- framerate) < 0) {
- av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n",
- framerate);
- exit_program(1);
- }
-
- ist->top_field_first = -1;
- MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st);
-
- break;
- case AVMEDIA_TYPE_AUDIO:
- guess_input_channel_layout(ist);
-
- ist->resample_sample_fmt = dec->sample_fmt;
- ist->resample_sample_rate = dec->sample_rate;
- ist->resample_channels = dec->channels;
- ist->resample_channel_layout = dec->channel_layout;
-
- break;
- case AVMEDIA_TYPE_DATA:
- case AVMEDIA_TYPE_SUBTITLE:
- if(!ist->dec)
- ist->dec = avcodec_find_decoder(dec->codec_id);
- break;
- case AVMEDIA_TYPE_ATTACHMENT:
- case AVMEDIA_TYPE_UNKNOWN:
- break;
- default:
- abort();
- }
- }
-}
-
-static void assert_file_overwrite(const char *filename)
-{
- if ((!file_overwrite || no_file_overwrite) &&
- (strchr(filename, ':') == NULL || filename[1] == ':' ||
- av_strstart(filename, "file:", NULL))) {
- if (avio_check(filename, 0) == 0) {
- if (stdin_interaction && (!no_file_overwrite || file_overwrite)) {
- fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
- fflush(stderr);
- term_exit();
- signal(SIGINT, SIG_DFL);
- if (!read_yesno()) {
- av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n");
- exit_program(1);
- }
- term_init();
- }
- else {
- av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename);
- exit_program(1);
- }
- }
- }
-}
-
-static void dump_attachment(AVStream *st, const char *filename)
-{
- int ret;
- AVIOContext *out = NULL;
- AVDictionaryEntry *e;
-
- if (!st->codec->extradata_size) {
- av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
- nb_input_files - 1, st->index);
- return;
- }
- if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
- filename = e->value;
- if (!*filename) {
- av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
- "in stream #%d:%d.\n", nb_input_files - 1, st->index);
- exit_program(1);
- }
-
- assert_file_overwrite(filename);
-
- if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
- filename);
- exit_program(1);
- }
-
- avio_write(out, st->codec->extradata, st->codec->extradata_size);
- avio_flush(out);
- avio_close(out);
-}
-
-static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
-{
- AVFormatContext *ic;
- AVInputFormat *file_iformat = NULL;
- int err, i, ret;
- int64_t timestamp;
- uint8_t buf[128];
- AVDictionary **opts;
- int orig_nb_streams; // number of streams before avformat_find_stream_info
-
- if (o->format) {
- if (!(file_iformat = av_find_input_format(o->format))) {
- av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
- exit_program(1);
- }
- }
-
- if (!strcmp(filename, "-"))
- filename = "pipe:";
-
- stdin_interaction &= strncmp(filename, "pipe:", 5) &&
- strcmp(filename, "/dev/stdin");
-
- /* get default parameters from command line */
- ic = avformat_alloc_context();
- if (!ic) {
- print_error(filename, AVERROR(ENOMEM));
- exit_program(1);
- }
- if (o->nb_audio_sample_rate) {
- snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
- av_dict_set(&format_opts, "sample_rate", buf, 0);
- }
- if (o->nb_audio_channels) {
- /* because we set audio_channels based on both the "ac" and
- * "channel_layout" options, we need to check that the specified
- * demuxer actually has the "channels" option before setting it */
- if (file_iformat && file_iformat->priv_class &&
- av_opt_find(&file_iformat->priv_class, "channels", NULL, 0,
- AV_OPT_SEARCH_FAKE_OBJ)) {
- snprintf(buf, sizeof(buf), "%d",
- o->audio_channels[o->nb_audio_channels - 1].u.i);
- av_dict_set(&format_opts, "channels", buf, 0);
- }
- }
- if (o->nb_frame_rates) {
- /* set the format-level framerate option;
- * this is important for video grabbers, e.g. x11 */
- if (file_iformat && file_iformat->priv_class &&
- av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0,
- AV_OPT_SEARCH_FAKE_OBJ)) {
- av_dict_set(&format_opts, "framerate",
- o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
- }
- }
- if (o->nb_frame_sizes) {
- av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
- }
- if (o->nb_frame_pix_fmts)
- av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
-
- ic->video_codec_id = video_codec_name ?
- find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : AV_CODEC_ID_NONE;
- ic->audio_codec_id = audio_codec_name ?
- find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : AV_CODEC_ID_NONE;
- ic->subtitle_codec_id= subtitle_codec_name ?
- find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : AV_CODEC_ID_NONE;
- ic->flags |= AVFMT_FLAG_NONBLOCK;
- ic->interrupt_callback = int_cb;
-
- /* open the input file with generic avformat function */
- err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
- if (err < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- assert_avoptions(format_opts);
-
- /* apply forced codec ids */
- for (i = 0; i < ic->nb_streams; i++)
- choose_decoder(o, ic, ic->streams[i]);
-
- /* Set AVCodecContext options for avformat_find_stream_info */
- opts = setup_find_stream_info_opts(ic, codec_opts);
- orig_nb_streams = ic->nb_streams;
- /* If not enough info to get the stream parameters, we decode the
- first frames to get it. (used in mpeg case for example) */
- ret = avformat_find_stream_info(ic, opts);
- if (ret < 0) {
- av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
- avformat_close_input(&ic);
- exit_program(1);
- }
-
- timestamp = o->start_time;
- /* add the stream start time */
- if (ic->start_time != AV_NOPTS_VALUE)
- timestamp += ic->start_time;
-
- /* if seeking requested, we execute it */
- if (o->start_time != 0) {
- ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
- if (ret < 0) {
- av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
- filename, (double)timestamp / AV_TIME_BASE);
- }
- }
-
- /* update the current parameters so that they match the one of the input stream */
- add_input_streams(o, ic);
-
- /* dump the file content */
- av_dump_format(ic, nb_input_files, filename, 0);
-
- input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
- if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0]))))
- exit_program(1);
-
- input_files[nb_input_files - 1]->ctx = ic;
- input_files[nb_input_files - 1]->ist_index = nb_input_streams - ic->nb_streams;
- input_files[nb_input_files - 1]->ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
- input_files[nb_input_files - 1]->nb_streams = ic->nb_streams;
- input_files[nb_input_files - 1]->rate_emu = o->rate_emu;
-
- for (i = 0; i < o->nb_dump_attachment; i++) {
- int j;
-
- for (j = 0; j < ic->nb_streams; j++) {
- AVStream *st = ic->streams[j];
-
- if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
- dump_attachment(st, o->dump_attachment[i].u.str);
- }
- }
-
- for (i = 0; i < orig_nb_streams; i++)
- av_dict_free(&opts[i]);
- av_freep(&opts);
-
- reset_options(o, 1);
- return 0;
-}
-
-static uint8_t *get_line(AVIOContext *s)
-{
- AVIOContext *line;
- uint8_t *buf;
- char c;
-
- if (avio_open_dyn_buf(&line) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
- exit_program(1);
- }
-
- while ((c = avio_r8(s)) && c != '\n')
- avio_w8(line, c);
- avio_w8(line, 0);
- avio_close_dyn_buf(line, &buf);
-
- return buf;
-}
-
-static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
-{
- int i, ret = 1;
- char filename[1000];
- const char *base[3] = { getenv("AVCONV_DATADIR"),
- getenv("HOME"),
- AVCONV_DATADIR,
- };
-
- for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) {
- if (!base[i])
- continue;
- if (codec_name) {
- snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
- i != 1 ? "" : "/.avconv", codec_name, preset_name);
- ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
- }
- if (ret) {
- snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
- i != 1 ? "" : "/.avconv", preset_name);
- ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
- }
- }
- return ret;
-}
-
-static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
-{
- char *codec_name = NULL;
-
- MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
- if (!codec_name) {
- ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
- NULL, ost->st->codec->codec_type);
- ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
- } else if (!strcmp(codec_name, "copy"))
- ost->stream_copy = 1;
- else {
- ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
- ost->st->codec->codec_id = ost->enc->id;
- }
-}
-
-static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index)
-{
- OutputStream *ost;
- AVStream *st = avformat_new_stream(oc, NULL);
- int idx = oc->nb_streams - 1, ret = 0;
- char *bsf = NULL, *next, *codec_tag = NULL;
- AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
- double qscale = -1;
- char *buf = NULL, *arg = NULL, *preset = NULL;
- AVIOContext *s = NULL;
-
- if (!st) {
- av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
- exit_program(1);
- }
-
- if (oc->nb_streams - 1 < o->nb_streamid_map)
- st->id = o->streamid_map[oc->nb_streams - 1];
-
- output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
- nb_output_streams + 1);
- if (!(ost = av_mallocz(sizeof(*ost))))
- exit_program(1);
- output_streams[nb_output_streams - 1] = ost;
-
- ost->file_index = nb_output_files;
- ost->index = idx;
- ost->st = st;
- st->codec->codec_type = type;
- choose_encoder(o, oc, ost);
- if (ost->enc) {
- ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st, ost->enc);
- }
-
- avcodec_get_context_defaults3(st->codec, ost->enc);
- st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
-
- MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
- if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
- do {
- buf = get_line(s);
- if (!buf[0] || buf[0] == '#') {
- av_free(buf);
- continue;
- }
- if (!(arg = strchr(buf, '='))) {
- av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
- exit_program(1);
- }
- *arg++ = 0;
- av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE);
- av_free(buf);
- } while (!s->eof_reached);
- avio_close(s);
- }
- if (ret) {
- av_log(NULL, AV_LOG_FATAL,
- "Preset %s specified for stream %d:%d, but could not be opened.\n",
- preset, ost->file_index, ost->index);
- exit_program(1);
- }
-
- ost->max_frames = INT64_MAX;
- MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
-
- MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
- while (bsf) {
- if (next = strchr(bsf, ','))
- *next++ = 0;
- if (!(bsfc = av_bitstream_filter_init(bsf))) {
- av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
- exit_program(1);
- }
- if (bsfc_prev)
- bsfc_prev->next = bsfc;
- else
- ost->bitstream_filters = bsfc;
-
- bsfc_prev = bsfc;
- bsf = next;
- }
-
- MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
- if (codec_tag) {
- uint32_t tag = strtol(codec_tag, &next, 0);
- if (*next)
- tag = AV_RL32(codec_tag);
- st->codec->codec_tag = tag;
- }
-
- MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
- if (qscale >= 0 || same_quant) {
- st->codec->flags |= CODEC_FLAG_QSCALE;
- st->codec->global_quality = FF_QP2LAMBDA * qscale;
- }
-
- if (oc->oformat->flags & AVFMT_GLOBALHEADER)
- st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
-
- av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags);
- av_opt_get_int (swr_opts, "dither_method", 0, &ost->swr_dither_method);
- av_opt_get_double(swr_opts, "dither_scale" , 0, &ost->swr_dither_scale);
-
- ost->source_index = source_index;
- if (source_index >= 0) {
- ost->sync_ist = input_streams[source_index];
- input_streams[source_index]->discard = 0;
- input_streams[source_index]->st->discard = AVDISCARD_NONE;
- }
-
- return ost;
-}
-
-static void parse_matrix_coeffs(uint16_t *dest, const char *str)
-{
- int i;
- const char *p = str;
- for (i = 0;; i++) {
- dest[i] = atoi(p);
- if (i == 63)
- break;
- p = strchr(p, ',');
- if (!p) {
- av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
- exit_program(1);
- }
- p++;
- }
-}
-
-static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *video_enc;
- char *frame_rate = NULL;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index);
- st = ost->st;
- video_enc = st->codec;
-
- MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
- if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
- exit_program(1);
- }
-
- if (!ost->stream_copy) {
- const char *p = NULL;
- char *frame_size = NULL;
- char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
- char *intra_matrix = NULL, *inter_matrix = NULL;
- const char *filters = "null";
- int i;
-
- MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
- if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
- exit_program(1);
- }
-
- MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
- if (frame_aspect_ratio) {
- AVRational q;
- if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 ||
- q.num <= 0 || q.den <= 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio);
- exit_program(1);
- }
- ost->frame_aspect_ratio = av_q2d(q);
- }
-
- video_enc->bits_per_raw_sample = frame_bits_per_raw_sample;
- MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
- if (frame_pix_fmt && *frame_pix_fmt == '+') {
- ost->keep_pix_fmt = 1;
- if (!*++frame_pix_fmt)
- frame_pix_fmt = NULL;
- }
- if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
- av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
- exit_program(1);
- }
- st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
-
- if (intra_only)
- video_enc->gop_size = 0;
- MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
- if (intra_matrix) {
- if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
- av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
- exit_program(1);
- }
- parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
- }
- MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
- if (inter_matrix) {
- if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
- av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
- exit_program(1);
- }
- parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
- }
-
- MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
- for (i = 0; p; i++) {
- int start, end, q;
- int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
- if (e != 3) {
- av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
- exit_program(1);
- }
- /* FIXME realloc failure */
- video_enc->rc_override =
- av_realloc(video_enc->rc_override,
- sizeof(RcOverride) * (i + 1));
- video_enc->rc_override[i].start_frame = start;
- video_enc->rc_override[i].end_frame = end;
- if (q > 0) {
- video_enc->rc_override[i].qscale = q;
- video_enc->rc_override[i].quality_factor = 1.0;
- }
- else {
- video_enc->rc_override[i].qscale = 0;
- video_enc->rc_override[i].quality_factor = -q/100.0;
- }
- p = strchr(p, '/');
- if (p) p++;
- }
- video_enc->rc_override_count = i;
- if (!video_enc->rc_initial_buffer_occupancy)
- video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4;
- video_enc->intra_dc_precision = intra_dc_precision - 8;
-
- if (do_psnr)
- video_enc->flags|= CODEC_FLAG_PSNR;
-
- /* two pass mode */
- if (do_pass) {
- if (do_pass & 1) {
- video_enc->flags |= CODEC_FLAG_PASS1;
- }
- if (do_pass & 2) {
- video_enc->flags |= CODEC_FLAG_PASS2;
- }
- }
-
- MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st);
- if (ost->forced_keyframes)
- ost->forced_keyframes = av_strdup(ost->forced_keyframes);
-
- MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
-
- ost->top_field_first = -1;
- MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
-
- MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
- ost->avfilter = av_strdup(filters);
- } else {
- MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
- }
-
- return ost;
-}
-
-static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- int n;
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *audio_enc;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index);
- st = ost->st;
-
- audio_enc = st->codec;
- audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
-
- if (!ost->stream_copy) {
- char *sample_fmt = NULL;
- const char *filters = "anull";
-
- MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
-
- MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
- if (sample_fmt &&
- (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
- av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
- exit_program(1);
- }
-
- MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
-
- MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
-
- av_assert1(filters);
- ost->avfilter = av_strdup(filters);
-
- /* check for channel mapping for this audio stream */
- for (n = 0; n < o->nb_audio_channel_maps; n++) {
- AudioChannelMap *map = &o->audio_channel_maps[n];
- InputStream *ist = input_streams[ost->source_index];
- if ((map->channel_idx == -1 || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) &&
- (map->ofile_idx == -1 || ost->file_index == map->ofile_idx) &&
- (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) {
- if (ost->audio_channels_mapped < FF_ARRAY_ELEMS(ost->audio_channels_map))
- ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx;
- else
- av_log(NULL, AV_LOG_FATAL, "Max channel mapping for output %d.%d reached\n",
- ost->file_index, ost->st->index);
- }
- }
- }
-
- return ost;
-}
-
-static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- OutputStream *ost;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index);
- if (!ost->stream_copy) {
- av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
- exit_program(1);
- }
-
- return ost;
-}
-
-static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
- ost->stream_copy = 1;
- return ost;
-}
-
-static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *subtitle_enc;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index);
- st = ost->st;
- subtitle_enc = st->codec;
-
- subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
-
- MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st);
-
- return ost;
-}
-
-/* arg format is "output-stream-index:streamid-value". */
-static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
-{
- int idx;
- char *p;
- char idx_str[16];
-
- av_strlcpy(idx_str, arg, sizeof(idx_str));
- p = strchr(idx_str, ':');
- if (!p) {
- av_log(NULL, AV_LOG_FATAL,
- "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
- arg, opt);
- exit_program(1);
- }
- *p++ = '\0';
- idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
- o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
- o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
- return 0;
-}
-
-static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
-{
- AVFormatContext *is = ifile->ctx;
- AVFormatContext *os = ofile->ctx;
- int i;
-
- for (i = 0; i < is->nb_chapters; i++) {
- AVChapter *in_ch = is->chapters[i], *out_ch;
- int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
- AV_TIME_BASE_Q, in_ch->time_base);
- int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
- av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
-
-
- if (in_ch->end < ts_off)
- continue;
- if (rt != INT64_MAX && in_ch->start > rt + ts_off)
- break;
-
- out_ch = av_mallocz(sizeof(AVChapter));
- if (!out_ch)
- return AVERROR(ENOMEM);
-
- out_ch->id = in_ch->id;
- out_ch->time_base = in_ch->time_base;
- out_ch->start = FFMAX(0, in_ch->start - ts_off);
- out_ch->end = FFMIN(rt, in_ch->end - ts_off);
-
- if (copy_metadata)
- av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
-
- os->nb_chapters++;
- os->chapters = av_realloc_f(os->chapters, os->nb_chapters, sizeof(AVChapter));
- if (!os->chapters)
- return AVERROR(ENOMEM);
- os->chapters[os->nb_chapters - 1] = out_ch;
- }
- return 0;
-}
-
-static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
-{
- int i, err;
- AVFormatContext *ic = avformat_alloc_context();
-
- ic->interrupt_callback = int_cb;
- err = avformat_open_input(&ic, filename, NULL, NULL);
- if (err < 0)
- return err;
- /* copy stream format */
- for(i=0;i<ic->nb_streams;i++) {
- AVStream *st;
- OutputStream *ost;
- AVCodec *codec;
- AVCodecContext *avctx;
-
- codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
- ost = new_output_stream(o, s, codec->type, -1);
- st = ost->st;
- avctx = st->codec;
- ost->enc = codec;
-
- // FIXME: a more elegant solution is needed
- memcpy(st, ic->streams[i], sizeof(AVStream));
- st->cur_dts = 0;
- st->info = av_malloc(sizeof(*st->info));
- memcpy(st->info, ic->streams[i]->info, sizeof(*st->info));
- st->codec= avctx;
- avcodec_copy_context(st->codec, ic->streams[i]->codec);
-
- if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy)
- choose_sample_fmt(st, codec);
- else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy)
- choose_pixel_fmt(st, codec, st->codec->pix_fmt);
- }
-
- avformat_close_input(&ic);
- return 0;
-}
-
-static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
- AVFormatContext *oc)
-{
- OutputStream *ost;
-
- switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
- ofilter->out_tmp->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break;
- case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported "
- "currently.\n");
- exit_program(1);
- }
-
- ost->source_index = -1;
- ost->filter = ofilter;
-
- ofilter->ost = ost;
-
- if (ost->stream_copy) {
- av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, "
- "which is fed from a complex filtergraph. Filtering and streamcopy "
- "cannot be used together.\n", ost->file_index, ost->index);
- exit_program(1);
- }
- if (o->recording_time != INT64_MAX)
- av_log(NULL, AV_LOG_WARNING,
- "-t does not work with -filter_complex (yet).\n");
-
- if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n");
- exit_program(1);
- }
- avfilter_inout_free(&ofilter->out_tmp);
-}
-
-static void opt_output_file(void *optctx, const char *filename)
+static int64_t getutime(void)
{
- OptionsContext *o = optctx;
- AVFormatContext *oc;
- int i, j, err;
- AVOutputFormat *file_oformat;
- OutputStream *ost;
- InputStream *ist;
-
- if (configure_complex_filters() < 0) {
- av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n");
- exit_program(1);
- }
-
- if (!strcmp(filename, "-"))
- filename = "pipe:";
-
- err = avformat_alloc_output_context2(&oc, NULL, o->format, filename);
- if (!oc) {
- print_error(filename, err);
- exit_program(1);
- }
- file_oformat= oc->oformat;
- oc->interrupt_callback = int_cb;
-
- /* create streams for all unlabeled output pads */
- for (i = 0; i < nb_filtergraphs; i++) {
- FilterGraph *fg = filtergraphs[i];
- for (j = 0; j < fg->nb_outputs; j++) {
- OutputFilter *ofilter = fg->outputs[j];
-
- if (!ofilter->out_tmp || ofilter->out_tmp->name)
- continue;
-
- switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
- ofilter->out_tmp->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break;
- case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break;
- case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break;
- }
- init_output_filter(ofilter, o, oc);
- }
- }
-
- if (!strcmp(file_oformat->name, "ffm") &&
- av_strstart(filename, "http:", NULL)) {
- int j;
- /* special case for files sent to ffserver: we get the stream
- parameters from ffserver */
- int err = read_ffserver_streams(o, oc, filename);
- if (err < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) {
- ost = output_streams[j];
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if(ist->st->codec->codec_type == ost->st->codec->codec_type){
- ost->sync_ist= ist;
- ost->source_index= i;
- if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull");
- if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null");
- ist->discard = 0;
- ist->st->discard = AVDISCARD_NONE;
- break;
- }
- }
- if(!ost->sync_ist){
- av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type));
- exit_program(1);
- }
- }
- } else if (!o->nb_stream_maps) {
- /* pick the "best" stream of each type */
-
- /* video: highest resolution */
- if (!o->video_disable && oc->oformat->video_codec != AV_CODEC_ID_NONE) {
- int area = 0, idx = -1;
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
- ist->st->codec->width * ist->st->codec->height > area) {
- area = ist->st->codec->width * ist->st->codec->height;
- idx = i;
- }
- }
- if (idx >= 0)
- new_video_stream(o, oc, idx);
- }
-
- /* audio: most channels */
- if (!o->audio_disable && oc->oformat->audio_codec != AV_CODEC_ID_NONE) {
- int channels = 0, idx = -1;
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
- ist->st->codec->channels > channels) {
- channels = ist->st->codec->channels;
- idx = i;
- }
- }
- if (idx >= 0)
- new_audio_stream(o, oc, idx);
- }
-
- /* subtitles: pick first */
- if (!o->subtitle_disable && (oc->oformat->subtitle_codec != AV_CODEC_ID_NONE || subtitle_codec_name)) {
- for (i = 0; i < nb_input_streams; i++)
- if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- new_subtitle_stream(o, oc, i);
- break;
- }
- }
- /* do something with data? */
- } else {
- for (i = 0; i < o->nb_stream_maps; i++) {
- StreamMap *map = &o->stream_maps[i];
- int src_idx = input_files[map->file_index]->ist_index + map->stream_index;
-
- if (map->disabled)
- continue;
-
- if (map->linklabel) {
- FilterGraph *fg;
- OutputFilter *ofilter = NULL;
- int j, k;
-
- for (j = 0; j < nb_filtergraphs; j++) {
- fg = filtergraphs[j];
- for (k = 0; k < fg->nb_outputs; k++) {
- AVFilterInOut *out = fg->outputs[k]->out_tmp;
- if (out && !strcmp(out->name, map->linklabel)) {
- ofilter = fg->outputs[k];
- goto loop_end;
- }
- }
- }
-loop_end:
- if (!ofilter) {
- av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
- "in any defined filter graph.\n", map->linklabel);
- exit_program(1);
- }
- init_output_filter(ofilter, o, oc);
- } else {
- ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];
- if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE)
- continue;
- if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
- continue;
- if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
- continue;
- if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA)
- continue;
-
- switch (ist->st->codec->codec_type) {
- case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
- map->file_index, map->stream_index);
- exit_program(1);
- }
- }
- }
- }
-
-
- for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file
- AVDictionaryEntry *e;
- ost = output_streams[i];
-
- if ( ost->stream_copy
- && (e = av_dict_get(codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX))
- && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6)))
- if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0)
- exit_program(1);
- }
-
- /* handle attached files */
- for (i = 0; i < o->nb_attachments; i++) {
- AVIOContext *pb;
- uint8_t *attachment;
- const char *p;
- int64_t len;
-
- if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
- o->attachments[i]);
- exit_program(1);
- }
- if ((len = avio_size(pb)) <= 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
- o->attachments[i]);
- exit_program(1);
- }
- if (!(attachment = av_malloc(len))) {
- av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n",
- o->attachments[i]);
- exit_program(1);
- }
- avio_read(pb, attachment, len);
-
- ost = new_attachment_stream(o, oc, -1);
- ost->stream_copy = 0;
- ost->attachment_filename = o->attachments[i];
- ost->st->codec->extradata = attachment;
- ost->st->codec->extradata_size = len;
-
- p = strrchr(o->attachments[i], '/');
- av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);
- avio_close(pb);
- }
-
- output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
- if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0]))))
- exit_program(1);
-
- output_files[nb_output_files - 1]->ctx = oc;
- output_files[nb_output_files - 1]->ost_index = nb_output_streams - oc->nb_streams;
- output_files[nb_output_files - 1]->recording_time = o->recording_time;
- if (o->recording_time != INT64_MAX)
- oc->duration = o->recording_time;
- output_files[nb_output_files - 1]->start_time = o->start_time;
- output_files[nb_output_files - 1]->limit_filesize = o->limit_filesize;
- av_dict_copy(&output_files[nb_output_files - 1]->opts, format_opts, 0);
-
- /* check filename in case of an image number is expected */
- if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
- if (!av_filename_number_test(oc->filename)) {
- print_error(oc->filename, AVERROR(EINVAL));
- exit_program(1);
- }
- }
-
- if (!(oc->oformat->flags & AVFMT_NOFILE)) {
- /* test if it already exists to avoid losing precious files */
- assert_file_overwrite(filename);
-
- /* open the file */
- if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
- &oc->interrupt_callback,
- &output_files[nb_output_files - 1]->opts)) < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- }
-
- if (o->mux_preload) {
- uint8_t buf[64];
- snprintf(buf, sizeof(buf), "%d", (int)(o->mux_preload*AV_TIME_BASE));
- av_dict_set(&output_files[nb_output_files - 1]->opts, "preload", buf, 0);
- }
- oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
-
- /* copy metadata */
- for (i = 0; i < o->nb_metadata_map; i++) {
- char *p;
- int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
-
- if (in_file_index >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
- exit_program(1);
- }
- copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, in_file_index >= 0 ? input_files[in_file_index]->ctx : NULL, o);
- }
-
- /* copy chapters */
- if (o->chapters_input_file >= nb_input_files) {
- if (o->chapters_input_file == INT_MAX) {
- /* copy chapters from the first input file that has them*/
- o->chapters_input_file = -1;
- for (i = 0; i < nb_input_files; i++)
- if (input_files[i]->ctx->nb_chapters) {
- o->chapters_input_file = i;
- break;
- }
- } else {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
- o->chapters_input_file);
- exit_program(1);
- }
- }
- if (o->chapters_input_file >= 0)
- copy_chapters(input_files[o->chapters_input_file], output_files[nb_output_files - 1],
- !o->metadata_chapters_manual);
-
- /* copy global metadata by default */
- if (!o->metadata_global_manual && nb_input_files){
- av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata,
- AV_DICT_DONT_OVERWRITE);
- if(o->recording_time != INT64_MAX)
- av_dict_set(&oc->metadata, "duration", NULL, 0);
- av_dict_set(&oc->metadata, "creation_time", NULL, 0);
- }
- if (!o->metadata_streams_manual)
- for (i = output_files[nb_output_files - 1]->ost_index; i < nb_output_streams; i++) {
- InputStream *ist;
- if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */
- continue;
- ist = input_streams[output_streams[i]->source_index];
- av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
- }
-
- /* process manually set metadata */
- for (i = 0; i < o->nb_metadata; i++) {
- AVDictionary **m;
- char type, *val;
- const char *stream_spec;
- int index = 0, j, ret = 0;
-
- val = strchr(o->metadata[i].u.str, '=');
- if (!val) {
- av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
- o->metadata[i].u.str);
- exit_program(1);
- }
- *val++ = 0;
-
- parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
- if (type == 's') {
- for (j = 0; j < oc->nb_streams; j++) {
- if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
- av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
- } else if (ret < 0)
- exit_program(1);
- }
- }
- else {
- switch (type) {
- case 'g':
- m = &oc->metadata;
- break;
- case 'c':
- if (index < 0 || index >= oc->nb_chapters) {
- av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
- exit_program(1);
- }
- m = &oc->chapters[index]->metadata;
- break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
- exit_program(1);
- }
- av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
- }
- }
-
- reset_options(o, 0);
-}
+#if HAVE_GETRUSAGE
+ struct rusage rusage;
-/* same option as mencoder */
-static int opt_pass(const char *opt, const char *arg)
-{
- do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 3);
- return 0;
+ getrusage(RUSAGE_SELF, &rusage);
+ return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
+#elif HAVE_GETPROCESSTIMES
+ HANDLE proc;
+ FILETIME c, e, k, u;
+ proc = GetCurrentProcess();
+ GetProcessTimes(proc, &c, &e, &k, &u);
+ return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
+#else
+ return av_gettime();
+#endif
}
static int64_t getmaxrss(void)
@@ -5701,364 +2984,10 @@ static int64_t getmaxrss(void)
#endif
}
-static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "q:a", arg, options);
-}
-
-static void show_usage(void)
-{
- av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n");
- av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
- av_log(NULL, AV_LOG_INFO, "\n");
-}
-
-static int opt_help(const char *opt, const char *arg)
-{
- int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM;
- av_log_set_callback(log_callback_help);
- show_usage();
- show_help_options(options, "Main options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
- show_help_options(options, "\nAdvanced options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB,
- OPT_EXPERT);
- show_help_options(options, "\nVideo options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_VIDEO);
- show_help_options(options, "\nAdvanced Video options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_VIDEO | OPT_EXPERT);
- show_help_options(options, "\nAudio options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_AUDIO);
- show_help_options(options, "\nAdvanced Audio options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_AUDIO | OPT_EXPERT);
- show_help_options(options, "\nSubtitle options:\n",
- OPT_SUBTITLE | OPT_GRAB,
- OPT_SUBTITLE);
- show_help_options(options, "\nAudio/Video grab options:\n",
- OPT_GRAB,
- OPT_GRAB);
- printf("\n");
- show_help_children(avcodec_get_class(), flags);
- show_help_children(avformat_get_class(), flags);
- show_help_children(sws_get_class(), flags);
- show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM);
-
- return 0;
-}
-
-static int opt_target(OptionsContext *o, const char *opt, const char *arg)
-{
- enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
- static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
-
- if (!strncmp(arg, "pal-", 4)) {
- norm = PAL;
- arg += 4;
- } else if (!strncmp(arg, "ntsc-", 5)) {
- norm = NTSC;
- arg += 5;
- } else if (!strncmp(arg, "film-", 5)) {
- norm = FILM;
- arg += 5;
- } else {
- /* Try to determine PAL/NTSC by peeking in the input files */
- if (nb_input_files) {
- int i, j, fr;
- for (j = 0; j < nb_input_files; j++) {
- for (i = 0; i < input_files[j]->nb_streams; i++) {
- AVCodecContext *c = input_files[j]->ctx->streams[i]->codec;
- if (c->codec_type != AVMEDIA_TYPE_VIDEO)
- continue;
- fr = c->time_base.den * 1000 / c->time_base.num;
- if (fr == 25000) {
- norm = PAL;
- break;
- } else if ((fr == 29970) || (fr == 23976)) {
- norm = NTSC;
- break;
- }
- }
- if (norm != UNKNOWN)
- break;
- }
- }
- if (norm != UNKNOWN)
- av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
- }
-
- if (norm == UNKNOWN) {
- av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
- av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
- av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
- exit_program(1);
- }
-
- if (!strcmp(arg, "vcd")) {
- opt_video_codec(o, "c:v", "mpeg1video");
- opt_audio_codec(o, "c:a", "mp2");
- parse_option(o, "f", "vcd", options);
-
- parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options);
- parse_option(o, "r", frame_rates[norm], options);
- opt_default("g", norm == PAL ? "15" : "18");
-
- opt_default("b:v", "1150000");
- opt_default("maxrate", "1150000");
- opt_default("minrate", "1150000");
- opt_default("bufsize", "327680"); // 40*1024*8;
-
- opt_default("b:a", "224000");
- parse_option(o, "ar", "44100", options);
- parse_option(o, "ac", "2", options);
-
- opt_default("packetsize", "2324");
- opt_default("muxrate", "1411200"); // 2352 * 75 * 8;
-
- /* We have to offset the PTS, so that it is consistent with the SCR.
- SCR starts at 36000, but the first two packs contain only padding
- and the first pack from the other stream, respectively, may also have
- been written before.
- So the real data starts at SCR 36000+3*1200. */
- o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
- } else if (!strcmp(arg, "svcd")) {
-
- opt_video_codec(o, "c:v", "mpeg2video");
- opt_audio_codec(o, "c:a", "mp2");
- parse_option(o, "f", "svcd", options);
-
- parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options);
- parse_option(o, "r", frame_rates[norm], options);
- parse_option(o, "pix_fmt", "yuv420p", options);
- opt_default("g", norm == PAL ? "15" : "18");
-
- opt_default("b:v", "2040000");
- opt_default("maxrate", "2516000");
- opt_default("minrate", "0"); // 1145000;
- opt_default("bufsize", "1835008"); // 224*1024*8;
- opt_default("scan_offset", "1");
-
-
- opt_default("b:a", "224000");
- parse_option(o, "ar", "44100", options);
-
- opt_default("packetsize", "2324");
-
- } else if (!strcmp(arg, "dvd")) {
-
- opt_video_codec(o, "c:v", "mpeg2video");
- opt_audio_codec(o, "c:a", "ac3");
- parse_option(o, "f", "dvd", options);
-
- parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
- parse_option(o, "r", frame_rates[norm], options);
- parse_option(o, "pix_fmt", "yuv420p", options);
- opt_default("g", norm == PAL ? "15" : "18");
-
- opt_default("b:v", "6000000");
- opt_default("maxrate", "9000000");
- opt_default("minrate", "0"); // 1500000;
- opt_default("bufsize", "1835008"); // 224*1024*8;
-
- opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
- opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
-
- opt_default("b:a", "448000");
- parse_option(o, "ar", "48000", options);
-
- } else if (!strncmp(arg, "dv", 2)) {
-
- parse_option(o, "f", "dv", options);
-
- parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
- parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
- norm == PAL ? "yuv420p" : "yuv411p", options);
- parse_option(o, "r", frame_rates[norm], options);
-
- parse_option(o, "ar", "48000", options);
- parse_option(o, "ac", "2", options);
-
- } else {
- av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg);
- return AVERROR(EINVAL);
- }
- return 0;
-}
-
-static int opt_vstats_file(const char *opt, const char *arg)
-{
- av_free (vstats_filename);
- vstats_filename = av_strdup (arg);
- return 0;
-}
-
-static int opt_vstats(const char *opt, const char *arg)
-{
- char filename[40];
- time_t today2 = time(NULL);
- struct tm *today = localtime(&today2);
-
- snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
- today->tm_sec);
- return opt_vstats_file(opt, filename);
-}
-
-static int opt_video_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:v", arg, options);
-}
-
-static int opt_audio_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:a", arg, options);
-}
-
-static int opt_data_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:d", arg, options);
-}
-
-static int opt_preset(OptionsContext *o, const char *opt, const char *arg)
-{
- FILE *f=NULL;
- char filename[1000], line[1000], tmp_line[1000];
- const char *codec_name = *opt == 'v' ? video_codec_name :
- *opt == 'a' ? audio_codec_name :
- subtitle_codec_name;
-
- if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) {
- if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){
- av_log(NULL, AV_LOG_FATAL, "Please use -preset <speed> -qp 0\n");
- }else
- av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg);
- exit_program(1);
- }
-
- while (fgets(line, sizeof(line), f)) {
- char *key = tmp_line, *value, *endptr;
-
- if (strcspn(line, "#\n\r") == 0)
- continue;
- strcpy(tmp_line, line);
- if (!av_strtok(key, "=", &value) ||
- !av_strtok(value, "\r\n", &endptr)) {
- av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line);
- exit_program(1);
- }
- av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value);
-
- if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value);
- else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value);
- else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value);
- else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value);
- else if (opt_default(key, value) < 0) {
- av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n",
- filename, line, key, value);
- exit_program(1);
- }
- }
-
- fclose(f);
-
- return 0;
-}
-
static void log_callback_null(void *ptr, int level, const char *fmt, va_list vl)
{
}
-static int opt_passlogfile(const char *opt, const char *arg)
-{
- pass_logfilename_prefix = arg;
-#if CONFIG_LIBX264_ENCODER
- return opt_default(opt, arg);
-#else
- return 0;
-#endif
-}
-
-static int opt_old2new(OptionsContext *o, const char *opt, const char *arg)
-{
- char *s = av_asprintf("%s:%c", opt + 1, *opt);
- int ret = parse_option(o, s, arg, options);
- av_free(s);
- return ret;
-}
-
-static int opt_bitrate(OptionsContext *o, const char *opt, const char *arg)
-{
- if(!strcmp(opt, "b")){
- av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n");
- return parse_option(o, "b:v", arg, options);
- }
- return opt_default(opt, arg);
-}
-
-static int opt_qscale(OptionsContext *o, const char *opt, const char *arg)
-{
- char *s;
- int ret;
- if(!strcmp(opt, "qscale")){
- av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n");
- return parse_option(o, "q:v", arg, options);
- }
- s = av_asprintf("q%s", opt + 6);
- ret = parse_option(o, s, arg, options);
- av_free(s);
- return ret;
-}
-
-static int opt_profile(OptionsContext *o, const char *opt, const char *arg)
-{
- if(!strcmp(opt, "profile")){
- av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n");
- return parse_option(o, "profile:v", arg, options);
- }
- return opt_default(opt, arg);
-}
-
-static int opt_video_filters(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "filter:v", arg, options);
-}
-
-static int opt_audio_filters(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "filter:a", arg, options);
-}
-
-static int opt_vsync(const char *opt, const char *arg)
-{
- if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR;
- else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR;
- else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH;
- else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP;
-
- if (video_sync_method == VSYNC_AUTO)
- video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR);
- return 0;
-}
-
-static int opt_deinterlace(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -filter:v yadif instead\n", opt);
- do_deinterlace = 1;
- return 0;
-}
-
-static int opt_timecode(OptionsContext *o, const char *opt, const char *arg)
-{
- char *tcr = av_asprintf("timecode=%s", arg);
- int ret = parse_option(o, "metadata:g", tcr, options);
- if (ret >= 0)
- ret = opt_default("gop_timecode", arg);
- av_free(tcr);
- return ret;
-}
-
static void parse_cpuflags(int argc, char **argv, const OptionDef *options)
{
int idx = locate_option(argc, argv, options, "cpuflags");
@@ -6066,223 +2995,11 @@ static void parse_cpuflags(int argc, char **argv, const OptionDef *options)
opt_cpuflags("cpuflags", argv[idx + 1]);
}
-static int opt_channel_layout(OptionsContext *o, const char *opt, const char *arg)
-{
- char layout_str[32];
- char *stream_str;
- char *ac_str;
- int ret, channels, ac_str_size;
- uint64_t layout;
-
- layout = av_get_channel_layout(arg);
- if (!layout) {
- av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg);
- return AVERROR(EINVAL);
- }
- snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout);
- ret = opt_default(opt, layout_str);
- if (ret < 0)
- return ret;
-
- /* set 'ac' option based on channel layout */
- channels = av_get_channel_layout_nb_channels(layout);
- snprintf(layout_str, sizeof(layout_str), "%d", channels);
- stream_str = strchr(opt, ':');
- ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0);
- ac_str = av_mallocz(ac_str_size);
- if (!ac_str)
- return AVERROR(ENOMEM);
- av_strlcpy(ac_str, "ac", 3);
- if (stream_str)
- av_strlcat(ac_str, stream_str, ac_str_size);
- ret = parse_option(o, ac_str, layout_str, options);
- av_free(ac_str);
-
- return ret;
-}
-
-static int opt_filter_complex(const char *opt, const char *arg)
-{
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
- if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
- return AVERROR(ENOMEM);
- filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;
- filtergraphs[nb_filtergraphs - 1]->graph_desc = arg;
- return 0;
-}
-
-static int opt_progress(const char *opt, const char *arg)
-{
- AVIOContext *avio = NULL;
- int ret;
-
- if (!strcmp(arg, "-"))
- arg = "pipe:";
- ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL);
- if (ret < 0) {
- av_log(0, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n",
- arg, av_err2str(ret));
- return ret;
- }
- progress_avio = avio;
- return 0;
-}
-
-#define OFFSET(x) offsetof(OptionsContext, x)
-static const OptionDef real_options[] = {
- /* main options */
-#include "cmdutils_common_opts.h"
- { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" },
- { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" },
- { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
- { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" },
- { "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
- { "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
- { "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" },
- { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
- { "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
- { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile",
- "outfile[,metadata]:infile[,metadata]" },
- { "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" },
- { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" },
- { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, //
- { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" },
- { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" },
- { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(ts_scale)}, "set the input ts scale", "scale" },
- { "timestamp", HAS_ARG | OPT_FUNC2, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" },
- { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata)}, "add metadata", "string=string" },
- { "dframes", HAS_ARG | OPT_FUNC2, {(void*)opt_data_frames}, "set the number of data frames to record", "number" },
- { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
- "add timings for benchmarking" },
- { "benchmark_all", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark_all},
- "add timings for each task" },
- { "progress", HAS_ARG | OPT_EXPERT, {(void*)opt_progress},
- "write program-readable progress information", "url" },
- { "stdin", OPT_BOOL | OPT_EXPERT, {(void*)&stdin_interaction},
- "enable or disable interaction on standard input" },
- { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" },
- { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump},
- "dump each input packet" },
- { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
- "when dumping packets, also dump the payload" },
- { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" },
- { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
- { "vsync", HAS_ARG | OPT_EXPERT, {(void*)opt_vsync}, "video sync method", "" },
- { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
- { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },
- { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)&copy_ts}, "copy timestamps" },
- { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&copy_tb}, "copy input stream time base when stream copying", "mode" },
- { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, //
- { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" },
- { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_error_threshold}, "timestamp error delta threshold", "threshold" },
- { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" },
- { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, {.off = OFFSET(copy_initial_nonkeyframes)}, "copy initial non-keyframes" },
- { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, {.off = OFFSET(max_frames)}, "set the number of frames to record", "number" },
- { "tag", OPT_STRING | HAS_ARG | OPT_SPEC, {.off = OFFSET(codec_tags)}, "force codec tag/fourcc", "fourcc/tag" },
- { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(qscale)}, "use fixed quality scale (VBR)", "q" },
- { "qscale", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_qscale}, "use fixed quality scale (VBR)", "q" },
- { "profile", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_profile}, "set profile", "profile" },
- { "filter", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(filters)}, "set stream filterchain", "filter_list" },
- { "filter_complex", HAS_ARG | OPT_EXPERT, {(void*)opt_filter_complex}, "create a complex filtergraph", "graph_description" },
- { "stats", OPT_BOOL, {&print_stats}, "print progress report during encoding", },
- { "attach", HAS_ARG | OPT_FUNC2, {(void*)opt_attach}, "add an attachment to the output file", "filename" },
- { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(dump_attachment)}, "extract an attachment into a file", "filename" },
- { "debug_ts", OPT_BOOL | OPT_EXPERT, {&debug_ts}, "print timestamp debugging info" },
-
- /* video options */
- { "vframes", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_frames}, "set the number of video frames to record", "number" },
- { "r", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_rates)}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
- { "s", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_sizes)}, "set frame size (WxH or abbreviation)", "size" },
- { "aspect", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_aspect_ratios)}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
- { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_pix_fmts)}, "set pixel format", "format" },
- { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" },
- { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" },
- { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "deprecated use -g 1"},
- { "vn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(video_disable)}, "disable video" },
- { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
- { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(rc_overrides)}, "rate control override for specific intervals", "override" },
- { "vcodec", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
- { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, "use same quantizer as source (implies VBR)" },
- { "same_quant", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant},
- "use same quantizer as source (implies VBR)" },
- { "timecode", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_timecode}, "set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
- { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" },
- { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "select two pass log file name prefix", "prefix" },
- { "deinterlace", OPT_EXPERT | OPT_VIDEO, {(void*)opt_deinterlace},
- "this option is deprecated, use the yadif filter instead" },
- { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
- { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" },
- { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" },
- { "vf", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_filters}, "video filters", "filter list" },
- { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(intra_matrices)}, "specify intra matrix coeffs", "matrix" },
- { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(inter_matrices)}, "specify inter matrix coeffs", "matrix" },
- { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_INT| OPT_SPEC, {.off = OFFSET(top_field_first)}, "top=1/bottom=0/auto=-1 field first", "" },
- { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" },
- { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_FUNC2, {(void*)opt_old2new}, "force video tag/fourcc", "fourcc/tag" },
- { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" },
- { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(force_fps)}, "force the selected framerate, disable the best supported framerate selection" },
- { "streamid", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" },
- { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(forced_key_frames)}, "force key frames at specified timestamps", "timestamps" },
- { "b", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_bitrate}, "video bitrate (please use -b:v)", "bitrate" },
-
- /* audio options */
- { "aframes", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_frames}, "set the number of audio frames to record", "number" },
- { "aq", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_qscale}, "set audio quality (codec-specific)", "quality", },
- { "ar", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_sample_rate)}, "set audio sampling rate (in Hz)", "rate" },
- { "ac", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_channels)}, "set number of audio channels", "channels" },
- { "an", OPT_BOOL | OPT_AUDIO | OPT_OFFSET, {.off = OFFSET(audio_disable)}, "disable audio" },
- { "acodec", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
- { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_old2new}, "force audio tag/fourcc", "fourcc/tag" },
- { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, //
- { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_SPEC | OPT_STRING, {.off = OFFSET(sample_fmts)}, "set sample format", "format" },
- { "channel_layout", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_channel_layout}, "set channel layout", "layout" },
- { "af", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_filters}, "audio filters", "filter list" },
-
- /* subtitle options */
- { "sn", OPT_BOOL | OPT_SUBTITLE | OPT_OFFSET, {.off = OFFSET(subtitle_disable)}, "disable subtitle" },
- { "scodec", HAS_ARG | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" },
- { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_old2new}, "force subtitle tag/fourcc", "fourcc/tag" },
-
- /* grab options */
- { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" },
- { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" },
- { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" },
-
- /* muxer options */
- { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_max_delay)}, "set the maximum demux-decode delay", "seconds" },
- { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_preload)}, "set the initial demux-decode delay", "seconds" },
-
- { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(bitstream_filters)}, "A comma-separated list of bitstream filters", "bitstream_filters" },
- { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "audio bitstream_filters" },
- { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "video bitstream_filters" },
-
- { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" },
- { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" },
- { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" },
- { "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
- /* data codec support */
- { "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
- { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" },
-
- { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
- { NULL, },
-};
-
int main(int argc, char **argv)
{
OptionsContext o = { 0 };
int64_t ti;
- options = real_options;
reset_options(&o, 0);
av_log_set_flags(AV_LOG_SKIP_REPEATED);
diff --git a/ffmpeg.h b/ffmpeg.h
new file mode 100644
index 0000000..c497bf3
--- /dev/null
+++ b/ffmpeg.h
@@ -0,0 +1,391 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef FFMPEG_H
+#define FFMPEG_H
+
+#include "config.h"
+
+#include <stdint.h>
+#include <stdio.h>
+#include <signal.h>
+
+#if HAVE_PTHREADS
+#include <pthread.h>
+#endif
+
+#include "cmdutils.h"
+
+#include "libavformat/avformat.h"
+#include "libavformat/avio.h"
+
+#include "libavcodec/avcodec.h"
+
+#include "libavfilter/avfilter.h"
+#include "libavfilter/avfiltergraph.h"
+
+#include "libavutil/avutil.h"
+#include "libavutil/dict.h"
+#include "libavutil/fifo.h"
+#include "libavutil/pixfmt.h"
+#include "libavutil/rational.h"
+
+#include "libswresample/swresample.h"
+
+#define VSYNC_AUTO -1
+#define VSYNC_PASSTHROUGH 0
+#define VSYNC_CFR 1
+#define VSYNC_VFR 2
+#define VSYNC_DROP 0xff
+
+#define MAX_STREAMS 1024 /* arbitrary sanity check value */
+
+/* select an input stream for an output stream */
+typedef struct StreamMap {
+ int disabled; /** 1 is this mapping is disabled by a negative map */
+ int file_index;
+ int stream_index;
+ int sync_file_index;
+ int sync_stream_index;
+ char *linklabel; /** name of an output link, for mapping lavfi outputs */
+} StreamMap;
+
+typedef struct {
+ int file_idx, stream_idx, channel_idx; // input
+ int ofile_idx, ostream_idx; // output
+} AudioChannelMap;
+
+typedef struct OptionsContext {
+ /* input/output options */
+ int64_t start_time;
+ const char *format;
+
+ SpecifierOpt *codec_names;
+ int nb_codec_names;
+ SpecifierOpt *audio_channels;
+ int nb_audio_channels;
+ SpecifierOpt *audio_sample_rate;
+ int nb_audio_sample_rate;
+ SpecifierOpt *frame_rates;
+ int nb_frame_rates;
+ SpecifierOpt *frame_sizes;
+ int nb_frame_sizes;
+ SpecifierOpt *frame_pix_fmts;
+ int nb_frame_pix_fmts;
+
+ /* input options */
+ int64_t input_ts_offset;
+ int rate_emu;
+
+ SpecifierOpt *ts_scale;
+ int nb_ts_scale;
+ SpecifierOpt *dump_attachment;
+ int nb_dump_attachment;
+
+ /* output options */
+ StreamMap *stream_maps;
+ int nb_stream_maps;
+ AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */
+ int nb_audio_channel_maps; /* number of (valid) -map_channel settings */
+ int metadata_global_manual;
+ int metadata_streams_manual;
+ int metadata_chapters_manual;
+ const char **attachments;
+ int nb_attachments;
+
+ int chapters_input_file;
+
+ int64_t recording_time;
+ uint64_t limit_filesize;
+ float mux_preload;
+ float mux_max_delay;
+
+ int video_disable;
+ int audio_disable;
+ int subtitle_disable;
+ int data_disable;
+
+ /* indexed by output file stream index */
+ int *streamid_map;
+ int nb_streamid_map;
+
+ SpecifierOpt *metadata;
+ int nb_metadata;
+ SpecifierOpt *max_frames;
+ int nb_max_frames;
+ SpecifierOpt *bitstream_filters;
+ int nb_bitstream_filters;
+ SpecifierOpt *codec_tags;
+ int nb_codec_tags;
+ SpecifierOpt *sample_fmts;
+ int nb_sample_fmts;
+ SpecifierOpt *qscale;
+ int nb_qscale;
+ SpecifierOpt *forced_key_frames;
+ int nb_forced_key_frames;
+ SpecifierOpt *force_fps;
+ int nb_force_fps;
+ SpecifierOpt *frame_aspect_ratios;
+ int nb_frame_aspect_ratios;
+ SpecifierOpt *rc_overrides;
+ int nb_rc_overrides;
+ SpecifierOpt *intra_matrices;
+ int nb_intra_matrices;
+ SpecifierOpt *inter_matrices;
+ int nb_inter_matrices;
+ SpecifierOpt *top_field_first;
+ int nb_top_field_first;
+ SpecifierOpt *metadata_map;
+ int nb_metadata_map;
+ SpecifierOpt *presets;
+ int nb_presets;
+ SpecifierOpt *copy_initial_nonkeyframes;
+ int nb_copy_initial_nonkeyframes;
+ SpecifierOpt *filters;
+ int nb_filters;
+} OptionsContext;
+
+typedef struct InputFilter {
+ AVFilterContext *filter;
+ struct InputStream *ist;
+ struct FilterGraph *graph;
+ uint8_t *name;
+} InputFilter;
+
+typedef struct OutputFilter {
+ AVFilterContext *filter;
+ struct OutputStream *ost;
+ struct FilterGraph *graph;
+ uint8_t *name;
+
+ /* temporary storage until stream maps are processed */
+ AVFilterInOut *out_tmp;
+} OutputFilter;
+
+typedef struct FilterGraph {
+ int index;
+ const char *graph_desc;
+
+ AVFilterGraph *graph;
+
+ InputFilter **inputs;
+ int nb_inputs;
+ OutputFilter **outputs;
+ int nb_outputs;
+} FilterGraph;
+
+typedef struct InputStream {
+ int file_index;
+ AVStream *st;
+ int discard; /* true if stream data should be discarded */
+ int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
+ AVCodec *dec;
+ AVFrame *decoded_frame;
+
+ int64_t start; /* time when read started */
+ /* predicted dts of the next packet read for this stream or (when there are
+ * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */
+ int64_t next_dts;
+ int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units)
+
+ int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units)
+ int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units)
+ int wrap_correction_done;
+ double ts_scale;
+ int is_start; /* is 1 at the start and after a discontinuity */
+ int saw_first_ts;
+ int showed_multi_packet_warning;
+ AVDictionary *opts;
+ AVRational framerate; /* framerate forced with -r */
+ int top_field_first;
+
+ int resample_height;
+ int resample_width;
+ int resample_pix_fmt;
+
+ int resample_sample_fmt;
+ int resample_sample_rate;
+ int resample_channels;
+ uint64_t resample_channel_layout;
+
+ struct sub2video {
+ int64_t last_pts;
+ AVFilterBufferRef *ref;
+ int w, h;
+ } sub2video;
+
+ /* a pool of free buffers for decoded data */
+ FrameBuffer *buffer_pool;
+ int dr1;
+
+ /* decoded data from this stream goes into all those filters
+ * currently video and audio only */
+ InputFilter **filters;
+ int nb_filters;
+} InputStream;
+
+typedef struct InputFile {
+ AVFormatContext *ctx;
+ int eof_reached; /* true if eof reached */
+ int unavailable; /* true if the file is unavailable (possibly temporarily) */
+ int ist_index; /* index of first stream in input_streams */
+ int64_t ts_offset;
+ int nb_streams; /* number of stream that ffmpeg is aware of; may be different
+ from ctx.nb_streams if new streams appear during av_read_frame() */
+ int nb_streams_warn; /* number of streams that the user was warned of */
+ int rate_emu;
+
+#if HAVE_PTHREADS
+ pthread_t thread; /* thread reading from this file */
+ int finished; /* the thread has exited */
+ int joined; /* the thread has been joined */
+ pthread_mutex_t fifo_lock; /* lock for access to fifo */
+ pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */
+ AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */
+#endif
+} InputFile;
+
+typedef struct OutputStream {
+ int file_index; /* file index */
+ int index; /* stream index in the output file */
+ int source_index; /* InputStream index */
+ AVStream *st; /* stream in the output file */
+ int encoding_needed; /* true if encoding needed for this stream */
+ int frame_number;
+ /* input pts and corresponding output pts
+ for A/V sync */
+ struct InputStream *sync_ist; /* input stream to sync against */
+ int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
+ /* pts of the first frame encoded for this stream, used for limiting
+ * recording time */
+ int64_t first_pts;
+ AVBitStreamFilterContext *bitstream_filters;
+ AVCodec *enc;
+ int64_t max_frames;
+ AVFrame *filtered_frame;
+
+ /* video only */
+ AVRational frame_rate;
+ int force_fps;
+ int top_field_first;
+
+ float frame_aspect_ratio;
+ float last_quality;
+
+ /* forced key frames */
+ int64_t *forced_kf_pts;
+ int forced_kf_count;
+ int forced_kf_index;
+ char *forced_keyframes;
+
+ /* audio only */
+ int audio_channels_map[SWR_CH_MAX]; /* list of the channels id to pick from the source stream */
+ int audio_channels_mapped; /* number of channels in audio_channels_map */
+
+ FILE *logfile;
+
+ OutputFilter *filter;
+ char *avfilter;
+
+ int64_t sws_flags;
+ int64_t swr_dither_method;
+ double swr_dither_scale;
+ AVDictionary *opts;
+ int is_past_recording_time;
+ int unavailable; /* true if the steram is unavailable (possibly temporarily) */
+ int stream_copy;
+ const char *attachment_filename;
+ int copy_initial_nonkeyframes;
+
+ int keep_pix_fmt;
+} OutputStream;
+
+typedef struct OutputFile {
+ AVFormatContext *ctx;
+ AVDictionary *opts;
+ int ost_index; /* index of the first stream in output_streams */
+ int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units
+ int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units
+ uint64_t limit_filesize; /* filesize limit expressed in bytes */
+} OutputFile;
+
+extern InputStream **input_streams;
+extern int nb_input_streams;
+extern InputFile **input_files;
+extern int nb_input_files;
+
+extern OutputStream **output_streams;
+extern int nb_output_streams;
+extern OutputFile **output_files;
+extern int nb_output_files;
+
+extern FilterGraph **filtergraphs;
+extern int nb_filtergraphs;
+
+extern const char *pass_logfilename_prefix;
+extern char *vstats_filename;
+
+extern float audio_drift_threshold;
+extern float dts_delta_threshold;
+extern float dts_error_threshold;
+
+extern int audio_volume;
+extern int audio_sync_method;
+extern int video_sync_method;
+extern int do_benchmark;
+extern int do_benchmark_all;
+extern int do_deinterlace;
+extern int do_hex_dump;
+extern int do_pkt_dump;
+extern int copy_ts;
+extern int copy_tb;
+extern int debug_ts;
+extern int opt_shortest;
+extern int exit_on_error;
+extern int print_stats;
+extern int qp_hist;
+extern int same_quant;
+extern int stdin_interaction;
+extern int frame_bits_per_raw_sample;
+extern AVIOContext *progress_avio;
+
+extern const AVIOInterruptCB int_cb;
+
+extern const OptionDef options[];
+
+void term_init(void);
+void term_exit(void);
+
+void reset_options(OptionsContext *o, int is_input);
+void show_usage(void);
+
+void opt_output_file(void *optctx, const char *filename);
+
+void assert_avoptions(AVDictionary *m);
+
+int guess_input_channel_layout(InputStream *ist);
+
+enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target);
+void choose_sample_fmt(AVStream *st, AVCodec *codec);
+
+int configure_filtergraph(FilterGraph *fg);
+int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out);
+int ist_in_filtergraph(FilterGraph *fg, InputStream *ist);
+FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost);
+
+#endif /* FFMPEG_H */
diff --git a/ffmpeg_filter.c b/ffmpeg_filter.c
new file mode 100644
index 0000000..498803c
--- /dev/null
+++ b/ffmpeg_filter.c
@@ -0,0 +1,789 @@
+/*
+ * ffmpeg filter configuration
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "ffmpeg.h"
+
+#include "libavfilter/avfilter.h"
+#include "libavfilter/avfiltergraph.h"
+#include "libavfilter/buffersink.h"
+
+#include "libavutil/audioconvert.h"
+#include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
+#include "libavutil/bprint.h"
+#include "libavutil/pixdesc.h"
+#include "libavutil/pixfmt.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/samplefmt.h"
+
+enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target)
+{
+ if (codec && codec->pix_fmts) {
+ const enum PixelFormat *p = codec->pix_fmts;
+ int has_alpha= av_pix_fmt_descriptors[target].nb_components % 2 == 0;
+ enum PixelFormat best= PIX_FMT_NONE;
+ if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
+ if (st->codec->codec_id == AV_CODEC_ID_MJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
+ } else if (st->codec->codec_id == AV_CODEC_ID_LJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
+ PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
+ }
+ }
+ for (; *p != PIX_FMT_NONE; p++) {
+ best= avcodec_find_best_pix_fmt2(best, *p, target, has_alpha, NULL);
+ if (*p == target)
+ break;
+ }
+ if (*p == PIX_FMT_NONE) {
+ if (target != PIX_FMT_NONE)
+ av_log(NULL, AV_LOG_WARNING,
+ "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
+ av_pix_fmt_descriptors[target].name,
+ codec->name,
+ av_pix_fmt_descriptors[best].name);
+ return best;
+ }
+ }
+ return target;
+}
+
+void choose_sample_fmt(AVStream *st, AVCodec *codec)
+{
+ if (codec && codec->sample_fmts) {
+ const enum AVSampleFormat *p = codec->sample_fmts;
+ for (; *p != -1; p++) {
+ if (*p == st->codec->sample_fmt)
+ break;
+ }
+ if (*p == -1) {
+ if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0]))
+ av_log(NULL, AV_LOG_ERROR, "Conversion will not be lossless.\n");
+ if(av_get_sample_fmt_name(st->codec->sample_fmt))
+ av_log(NULL, AV_LOG_WARNING,
+ "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
+ av_get_sample_fmt_name(st->codec->sample_fmt),
+ codec->name,
+ av_get_sample_fmt_name(codec->sample_fmts[0]));
+ st->codec->sample_fmt = codec->sample_fmts[0];
+ }
+ }
+}
+
+static char *choose_pix_fmts(OutputStream *ost)
+{
+ if (ost->keep_pix_fmt) {
+ if (ost->filter)
+ avfilter_graph_set_auto_convert(ost->filter->graph->graph,
+ AVFILTER_AUTO_CONVERT_NONE);
+ if (ost->st->codec->pix_fmt == PIX_FMT_NONE)
+ return NULL;
+ return av_strdup(av_get_pix_fmt_name(ost->st->codec->pix_fmt));
+ }
+ if (ost->st->codec->pix_fmt != PIX_FMT_NONE) {
+ return av_strdup(av_get_pix_fmt_name(choose_pixel_fmt(ost->st, ost->enc, ost->st->codec->pix_fmt)));
+ } else if (ost->enc && ost->enc->pix_fmts) {
+ const enum PixelFormat *p;
+ AVIOContext *s = NULL;
+ uint8_t *ret;
+ int len;
+
+ if (avio_open_dyn_buf(&s) < 0)
+ exit_program(1);
+
+ p = ost->enc->pix_fmts;
+ if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
+ if (ost->st->codec->codec_id == AV_CODEC_ID_MJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
+ } else if (ost->st->codec->codec_id == AV_CODEC_ID_LJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
+ PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
+ }
+ }
+
+ for (; *p != PIX_FMT_NONE; p++) {
+ const char *name = av_get_pix_fmt_name(*p);
+ avio_printf(s, "%s:", name);
+ }
+ len = avio_close_dyn_buf(s, &ret);
+ ret[len - 1] = 0;
+ return ret;
+ } else
+ return NULL;
+}
+
+/**
+ * Define a function for building a string containing a list of
+ * allowed formats,
+ */
+#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator)\
+static char *choose_ ## var ## s(OutputStream *ost) \
+{ \
+ if (ost->st->codec->var != none) { \
+ get_name(ost->st->codec->var); \
+ return av_strdup(name); \
+ } else if (ost->enc->supported_list) { \
+ const type *p; \
+ AVIOContext *s = NULL; \
+ uint8_t *ret; \
+ int len; \
+ \
+ if (avio_open_dyn_buf(&s) < 0) \
+ exit_program(1); \
+ \
+ for (p = ost->enc->supported_list; *p != none; p++) { \
+ get_name(*p); \
+ avio_printf(s, "%s" separator, name); \
+ } \
+ len = avio_close_dyn_buf(s, &ret); \
+ ret[len - 1] = 0; \
+ return ret; \
+ } else \
+ return NULL; \
+}
+
+#define GET_PIX_FMT_NAME(pix_fmt)\
+ const char *name = av_get_pix_fmt_name(pix_fmt);
+
+// DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE,
+// GET_PIX_FMT_NAME, ":")
+
+#define GET_SAMPLE_FMT_NAME(sample_fmt)\
+ const char *name = av_get_sample_fmt_name(sample_fmt)
+
+DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts,
+ AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",")
+
+#define GET_SAMPLE_RATE_NAME(rate)\
+ char name[16];\
+ snprintf(name, sizeof(name), "%d", rate);
+
+DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0,
+ GET_SAMPLE_RATE_NAME, ",")
+
+#define GET_CH_LAYOUT_NAME(ch_layout)\
+ char name[16];\
+ snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout);
+
+DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0,
+ GET_CH_LAYOUT_NAME, ",")
+
+FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
+{
+ FilterGraph *fg = av_mallocz(sizeof(*fg));
+
+ if (!fg)
+ exit_program(1);
+ fg->index = nb_filtergraphs;
+
+ fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs,
+ fg->nb_outputs + 1);
+ if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0]))))
+ exit_program(1);
+ fg->outputs[0]->ost = ost;
+ fg->outputs[0]->graph = fg;
+
+ ost->filter = fg->outputs[0];
+
+ fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs,
+ fg->nb_inputs + 1);
+ if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0]))))
+ exit_program(1);
+ fg->inputs[0]->ist = ist;
+ fg->inputs[0]->graph = fg;
+
+ ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
+ &ist->nb_filters, ist->nb_filters + 1);
+ ist->filters[ist->nb_filters - 1] = fg->inputs[0];
+
+ filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
+ &nb_filtergraphs, nb_filtergraphs + 1);
+ filtergraphs[nb_filtergraphs - 1] = fg;
+
+ return fg;
+}
+
+static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
+{
+ InputStream *ist = NULL;
+ enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx);
+ int i;
+
+ // TODO: support other filter types
+ if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) {
+ av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported "
+ "currently.\n");
+ exit_program(1);
+ }
+
+ if (in->name) {
+ AVFormatContext *s;
+ AVStream *st = NULL;
+ char *p;
+ int file_idx = strtol(in->name, &p, 0);
+
+ if (file_idx < 0 || file_idx >= nb_input_files) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n",
+ file_idx, fg->graph_desc);
+ exit_program(1);
+ }
+ s = input_files[file_idx]->ctx;
+
+ for (i = 0; i < s->nb_streams; i++) {
+ enum AVMediaType stream_type = s->streams[i]->codec->codec_type;
+ if (stream_type != type &&
+ !(stream_type == AVMEDIA_TYPE_SUBTITLE &&
+ type == AVMEDIA_TYPE_VIDEO /* sub2video hack */))
+ continue;
+ if (check_stream_specifier(s, s->streams[i], *p == ':' ? p + 1 : p) == 1) {
+ st = s->streams[i];
+ break;
+ }
+ }
+ if (!st) {
+ av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s "
+ "matches no streams.\n", p, fg->graph_desc);
+ exit_program(1);
+ }
+ ist = input_streams[input_files[file_idx]->ist_index + st->index];
+ } else {
+ /* find the first unused stream of corresponding type */
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if (ist->st->codec->codec_type == type && ist->discard)
+ break;
+ }
+ if (i == nb_input_streams) {
+ av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for "
+ "unlabeled input pad %d on filter %s\n", in->pad_idx,
+ in->filter_ctx->name);
+ exit_program(1);
+ }
+ }
+ av_assert0(ist);
+
+ ist->discard = 0;
+ ist->decoding_needed = 1;
+ ist->st->discard = AVDISCARD_NONE;
+
+ fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs),
+ &fg->nb_inputs, fg->nb_inputs + 1);
+ if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0]))))
+ exit_program(1);
+ fg->inputs[fg->nb_inputs - 1]->ist = ist;
+ fg->inputs[fg->nb_inputs - 1]->graph = fg;
+
+ ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
+ &ist->nb_filters, ist->nb_filters + 1);
+ ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1];
+}
+
+static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
+{
+ char *pix_fmts;
+ OutputStream *ost = ofilter->ost;
+ AVCodecContext *codec = ost->st->codec;
+ AVFilterContext *last_filter = out->filter_ctx;
+ int pad_idx = out->pad_idx;
+ int ret;
+ char name[255];
+ AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc();
+
+ snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
+ ret = avfilter_graph_create_filter(&ofilter->filter,
+ avfilter_get_by_name("buffersink"),
+ name, NULL, NULL/*buffersink_params*/, fg->graph);
+ av_freep(&buffersink_params);
+
+ if (ret < 0)
+ return ret;
+
+ if (codec->width || codec->height) {
+ char args[255];
+ AVFilterContext *filter;
+
+ snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
+ codec->width,
+ codec->height,
+ (unsigned)ost->sws_flags);
+ snprintf(name, sizeof(name), "scaler for output stream %d:%d",
+ ost->file_index, ost->index);
+ if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
+ name, args, NULL, fg->graph)) < 0)
+ return ret;
+ if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
+ return ret;
+
+ last_filter = filter;
+ pad_idx = 0;
+ }
+
+ if ((pix_fmts = choose_pix_fmts(ost))) {
+ AVFilterContext *filter;
+ snprintf(name, sizeof(name), "pixel format for output stream %d:%d",
+ ost->file_index, ost->index);
+ if ((ret = avfilter_graph_create_filter(&filter,
+ avfilter_get_by_name("format"),
+ "format", pix_fmts, NULL,
+ fg->graph)) < 0)
+ return ret;
+ if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
+ return ret;
+
+ last_filter = filter;
+ pad_idx = 0;
+ av_freep(&pix_fmts);
+ }
+
+ if (ost->frame_rate.num && 0) {
+ AVFilterContext *fps;
+ char args[255];
+
+ snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num,
+ ost->frame_rate.den);
+ snprintf(name, sizeof(name), "fps for output stream %d:%d",
+ ost->file_index, ost->index);
+ ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"),
+ name, args, NULL, fg->graph);
+ if (ret < 0)
+ return ret;
+
+ ret = avfilter_link(last_filter, pad_idx, fps, 0);
+ if (ret < 0)
+ return ret;
+ last_filter = fps;
+ pad_idx = 0;
+ }
+
+ if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
+ return ret;
+
+ return 0;
+}
+
+static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
+{
+ OutputStream *ost = ofilter->ost;
+ AVCodecContext *codec = ost->st->codec;
+ AVFilterContext *last_filter = out->filter_ctx;
+ int pad_idx = out->pad_idx;
+ char *sample_fmts, *sample_rates, *channel_layouts;
+ char name[255];
+ int ret;
+
+
+ snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
+ ret = avfilter_graph_create_filter(&ofilter->filter,
+ avfilter_get_by_name("abuffersink"),
+ name, NULL, NULL, fg->graph);
+ if (ret < 0)
+ return ret;
+
+#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \
+ AVFilterContext *filt_ctx; \
+ \
+ av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
+ "similarly to -af " filter_name "=%s.\n", arg); \
+ \
+ ret = avfilter_graph_create_filter(&filt_ctx, \
+ avfilter_get_by_name(filter_name), \
+ filter_name, arg, NULL, fg->graph); \
+ if (ret < 0) \
+ return ret; \
+ \
+ ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \
+ if (ret < 0) \
+ return ret; \
+ \
+ last_filter = filt_ctx; \
+ pad_idx = 0; \
+} while (0)
+ if (ost->audio_channels_mapped) {
+ int i;
+ AVBPrint pan_buf;
+ av_bprint_init(&pan_buf, 256, 8192);
+ av_bprintf(&pan_buf, "0x%"PRIx64,
+ av_get_default_channel_layout(ost->audio_channels_mapped));
+ for (i = 0; i < ost->audio_channels_mapped; i++)
+ if (ost->audio_channels_map[i] != -1)
+ av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
+
+ AUTO_INSERT_FILTER("-map_channel", "pan", pan_buf.str);
+ av_bprint_finalize(&pan_buf, NULL);
+ }
+
+ if (codec->channels && !codec->channel_layout)
+ codec->channel_layout = av_get_default_channel_layout(codec->channels);
+
+ sample_fmts = choose_sample_fmts(ost);
+ sample_rates = choose_sample_rates(ost);
+ channel_layouts = choose_channel_layouts(ost);
+ if (sample_fmts || sample_rates || channel_layouts) {
+ AVFilterContext *format;
+ char args[256];
+ int len = 0;
+
+ if (sample_fmts)
+ len += snprintf(args + len, sizeof(args) - len, "sample_fmts=%s:",
+ sample_fmts);
+ if (sample_rates)
+ len += snprintf(args + len, sizeof(args) - len, "sample_rates=%s:",
+ sample_rates);
+ if (channel_layouts)
+ len += snprintf(args + len, sizeof(args) - len, "channel_layouts=%s:",
+ channel_layouts);
+ args[len - 1] = 0;
+
+ av_freep(&sample_fmts);
+ av_freep(&sample_rates);
+ av_freep(&channel_layouts);
+
+ snprintf(name, sizeof(name), "audio format for output stream %d:%d",
+ ost->file_index, ost->index);
+ ret = avfilter_graph_create_filter(&format,
+ avfilter_get_by_name("aformat"),
+ name, args, NULL, fg->graph);
+ if (ret < 0)
+ return ret;
+
+ ret = avfilter_link(last_filter, pad_idx, format, 0);
+ if (ret < 0)
+ return ret;
+
+ last_filter = format;
+ pad_idx = 0;
+ }
+
+ if (audio_volume != 256 && 0) {
+ char args[256];
+
+ snprintf(args, sizeof(args), "%f", audio_volume / 256.);
+ AUTO_INSERT_FILTER("-vol", "volume", args);
+ }
+
+ if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
+ return ret;
+
+ return 0;
+}
+
+#define DESCRIBE_FILTER_LINK(f, inout, in) \
+{ \
+ AVFilterContext *ctx = inout->filter_ctx; \
+ AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads; \
+ int nb_pads = in ? ctx->input_count : ctx->output_count; \
+ AVIOContext *pb; \
+ \
+ if (avio_open_dyn_buf(&pb) < 0) \
+ exit_program(1); \
+ \
+ avio_printf(pb, "%s", ctx->filter->name); \
+ if (nb_pads > 1) \
+ avio_printf(pb, ":%s", avfilter_pad_get_name(pads, inout->pad_idx));\
+ avio_w8(pb, 0); \
+ avio_close_dyn_buf(pb, &f->name); \
+}
+
+int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
+{
+ av_freep(&ofilter->name);
+ DESCRIBE_FILTER_LINK(ofilter, out, 0);
+
+ switch (avfilter_pad_get_type(out->filter_ctx->output_pads, out->pad_idx)) {
+ case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fg, ofilter, out);
+ case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fg, ofilter, out);
+ default: av_assert0(0);
+ }
+}
+
+static int sub2video_prepare(InputStream *ist)
+{
+ AVFormatContext *avf = input_files[ist->file_index]->ctx;
+ int i, ret, w, h;
+ uint8_t *image[4];
+ int linesize[4];
+
+ /* Compute the size of the canvas for the subtitles stream.
+ If the subtitles codec has set a size, use it. Otherwise use the
+ maximum dimensions of the video streams in the same file. */
+ w = ist->st->codec->width;
+ h = ist->st->codec->height;
+ if (!(w && h)) {
+ for (i = 0; i < avf->nb_streams; i++) {
+ if (avf->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
+ w = FFMAX(w, avf->streams[i]->codec->width);
+ h = FFMAX(h, avf->streams[i]->codec->height);
+ }
+ }
+ if (!(w && h)) {
+ w = FFMAX(w, 720);
+ h = FFMAX(h, 576);
+ }
+ av_log(avf, AV_LOG_INFO, "sub2video: using %dx%d canvas\n", w, h);
+ }
+ ist->sub2video.w = ist->st->codec->width = w;
+ ist->sub2video.h = ist->st->codec->height = h;
+
+ /* rectangles are PIX_FMT_PAL8, but we have no guarantee that the
+ palettes for all rectangles are identical or compatible */
+ ist->st->codec->pix_fmt = PIX_FMT_RGB32;
+
+ ret = av_image_alloc(image, linesize, w, h, PIX_FMT_RGB32, 32);
+ if (ret < 0)
+ return ret;
+ memset(image[0], 0, h * linesize[0]);
+ ist->sub2video.ref = avfilter_get_video_buffer_ref_from_arrays(
+ image, linesize, AV_PERM_READ | AV_PERM_PRESERVE,
+ w, h, PIX_FMT_RGB32);
+ if (!ist->sub2video.ref) {
+ av_free(image[0]);
+ return AVERROR(ENOMEM);
+ }
+ return 0;
+}
+
+static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
+ AVFilterInOut *in)
+{
+ AVFilterContext *first_filter = in->filter_ctx;
+ AVFilter *filter = avfilter_get_by_name("buffer");
+ InputStream *ist = ifilter->ist;
+ AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) :
+ ist->st->time_base;
+ AVRational fr = ist->framerate.num ? ist->framerate :
+ ist->st->r_frame_rate;
+ AVRational sar;
+ AVBPrint args;
+ char name[255];
+ int pad_idx = in->pad_idx;
+ int ret;
+
+ if (ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
+ ret = sub2video_prepare(ist);
+ if (ret < 0)
+ return ret;
+ }
+
+ sar = ist->st->sample_aspect_ratio.num ?
+ ist->st->sample_aspect_ratio :
+ ist->st->codec->sample_aspect_ratio;
+ if(!sar.den)
+ sar = (AVRational){0,1};
+ av_bprint_init(&args, 0, 1);
+ av_bprintf(&args,
+ "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:"
+ "pixel_aspect=%d/%d:sws_param=flags=%d", ist->st->codec->width,
+ ist->st->codec->height, ist->st->codec->pix_fmt,
+ tb.num, tb.den, sar.num, sar.den,
+ SWS_BILINEAR + ((ist->st->codec->flags&CODEC_FLAG_BITEXACT) ? SWS_BITEXACT:0));
+ if (fr.num && fr.den)
+ av_bprintf(&args, ":frame_rate=%d/%d", fr.num, fr.den);
+ snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
+ ist->file_index, ist->st->index);
+
+ if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, name,
+ args.str, NULL, fg->graph)) < 0)
+ return ret;
+
+ if (ist->framerate.num) {
+ AVFilterContext *setpts;
+
+ snprintf(name, sizeof(name), "force CFR for input from stream %d:%d",
+ ist->file_index, ist->st->index);
+ if ((ret = avfilter_graph_create_filter(&setpts,
+ avfilter_get_by_name("setpts"),
+ name, "N", NULL,
+ fg->graph)) < 0)
+ return ret;
+
+ if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0)
+ return ret;
+
+ first_filter = setpts;
+ pad_idx = 0;
+ }
+
+ if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
+ return ret;
+ return 0;
+}
+
+static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
+ AVFilterInOut *in)
+{
+ AVFilterContext *first_filter = in->filter_ctx;
+ AVFilter *filter = avfilter_get_by_name("abuffer");
+ InputStream *ist = ifilter->ist;
+ int pad_idx = in->pad_idx;
+ char args[255], name[255];
+ int ret;
+
+ snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s"
+ ":channel_layout=0x%"PRIx64,
+ 1, ist->st->codec->sample_rate,
+ ist->st->codec->sample_rate,
+ av_get_sample_fmt_name(ist->st->codec->sample_fmt),
+ ist->st->codec->channel_layout);
+ snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
+ ist->file_index, ist->st->index);
+
+ if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter,
+ name, args, NULL,
+ fg->graph)) < 0)
+ return ret;
+
+#define AUTO_INSERT_FILTER_INPUT(opt_name, filter_name, arg) do { \
+ AVFilterContext *filt_ctx; \
+ \
+ av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
+ "similarly to -af " filter_name "=%s.\n", arg); \
+ \
+ snprintf(name, sizeof(name), "graph %d %s for input stream %d:%d", \
+ fg->index, filter_name, ist->file_index, ist->st->index); \
+ ret = avfilter_graph_create_filter(&filt_ctx, \
+ avfilter_get_by_name(filter_name), \
+ name, arg, NULL, fg->graph); \
+ if (ret < 0) \
+ return ret; \
+ \
+ ret = avfilter_link(filt_ctx, 0, first_filter, pad_idx); \
+ if (ret < 0) \
+ return ret; \
+ \
+ first_filter = filt_ctx; \
+} while (0)
+
+ if (audio_sync_method > 0) {
+ char args[256] = {0};
+
+ av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold);
+ if (audio_sync_method > 1)
+ av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)ist->st->codec->sample_rate);
+ AUTO_INSERT_FILTER_INPUT("-async", "aresample", args);
+ }
+
+// if (ost->audio_channels_mapped) {
+// int i;
+// AVBPrint pan_buf;
+// av_bprint_init(&pan_buf, 256, 8192);
+// av_bprintf(&pan_buf, "0x%"PRIx64,
+// av_get_default_channel_layout(ost->audio_channels_mapped));
+// for (i = 0; i < ost->audio_channels_mapped; i++)
+// if (ost->audio_channels_map[i] != -1)
+// av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
+// AUTO_INSERT_FILTER_INPUT("-map_channel", "pan", pan_buf.str);
+// av_bprint_finalize(&pan_buf, NULL);
+// }
+
+ if (audio_volume != 256) {
+ char args[256];
+
+ snprintf(args, sizeof(args), "%f", audio_volume / 256.);
+ AUTO_INSERT_FILTER_INPUT("-vol", "volume", args);
+ }
+ if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
+ return ret;
+
+ return 0;
+}
+
+static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter,
+ AVFilterInOut *in)
+{
+ av_freep(&ifilter->name);
+ DESCRIBE_FILTER_LINK(ifilter, in, 1);
+
+ switch (avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx)) {
+ case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, ifilter, in);
+ case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, ifilter, in);
+ default: av_assert0(0);
+ }
+}
+
+int configure_filtergraph(FilterGraph *fg)
+{
+ AVFilterInOut *inputs, *outputs, *cur;
+ int ret, i, init = !fg->graph, simple = !fg->graph_desc;
+ const char *graph_desc = simple ? fg->outputs[0]->ost->avfilter :
+ fg->graph_desc;
+
+ avfilter_graph_free(&fg->graph);
+ if (!(fg->graph = avfilter_graph_alloc()))
+ return AVERROR(ENOMEM);
+
+ if (simple) {
+ OutputStream *ost = fg->outputs[0]->ost;
+ char args[255];
+ snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
+ fg->graph->scale_sws_opts = av_strdup(args);
+ }
+
+ if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0)
+ return ret;
+
+ if (simple && (!inputs || inputs->next || !outputs || outputs->next)) {
+ av_log(NULL, AV_LOG_ERROR, "Simple filtergraph '%s' does not have "
+ "exactly one input and output.\n", graph_desc);
+ return AVERROR(EINVAL);
+ }
+
+ for (cur = inputs; !simple && init && cur; cur = cur->next)
+ init_input_filter(fg, cur);
+
+ for (cur = inputs, i = 0; cur; cur = cur->next, i++)
+ if ((ret = configure_input_filter(fg, fg->inputs[i], cur)) < 0)
+ return ret;
+ avfilter_inout_free(&inputs);
+
+ if (!init || simple) {
+ /* we already know the mappings between lavfi outputs and output streams,
+ * so we can finish the setup */
+ for (cur = outputs, i = 0; cur; cur = cur->next, i++)
+ configure_output_filter(fg, fg->outputs[i], cur);
+ avfilter_inout_free(&outputs);
+
+ if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0)
+ return ret;
+ } else {
+ /* wait until output mappings are processed */
+ for (cur = outputs; cur;) {
+ fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs),
+ &fg->nb_outputs, fg->nb_outputs + 1);
+ if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0]))))
+ exit_program(1);
+ fg->outputs[fg->nb_outputs - 1]->graph = fg;
+ fg->outputs[fg->nb_outputs - 1]->out_tmp = cur;
+ cur = cur->next;
+ fg->outputs[fg->nb_outputs - 1]->out_tmp->next = NULL;
+ }
+ }
+
+ return 0;
+}
+
+int ist_in_filtergraph(FilterGraph *fg, InputStream *ist)
+{
+ int i;
+ for (i = 0; i < fg->nb_inputs; i++)
+ if (fg->inputs[i]->ist == ist)
+ return 1;
+ return 0;
+}
+
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
new file mode 100644
index 0000000..6dfac05
--- /dev/null
+++ b/ffmpeg_opt.c
@@ -0,0 +1,2300 @@
+/*
+ * ffmpeg option parsing
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdint.h>
+
+#include "ffmpeg.h"
+#include "cmdutils.h"
+
+#include "libavformat/avformat.h"
+
+#include "libavcodec/avcodec.h"
+
+#include "libavfilter/avfilter.h"
+#include "libavfilter/avfiltergraph.h"
+
+#include "libavutil/audioconvert.h"
+#include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
+#include "libavutil/avutil.h"
+#include "libavutil/intreadwrite.h"
+#include "libavutil/fifo.h"
+#include "libavutil/mathematics.h"
+#include "libavutil/opt.h"
+#include "libavutil/parseutils.h"
+#include "libavutil/pixdesc.h"
+#include "libavutil/pixfmt.h"
+
+#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
+{\
+ int i, ret;\
+ for (i = 0; i < o->nb_ ## name; i++) {\
+ char *spec = o->name[i].specifier;\
+ if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
+ outvar = o->name[i].u.type;\
+ else if (ret < 0)\
+ exit_program(1);\
+ }\
+}
+
+const char *pass_logfilename_prefix;
+char *vstats_filename;
+
+float audio_drift_threshold = 0.1;
+float dts_delta_threshold = 10;
+float dts_error_threshold = 3600*30;
+
+int audio_volume = 256;
+int audio_sync_method = 0;
+int video_sync_method = VSYNC_AUTO;
+int do_deinterlace = 0;
+int do_benchmark = 0;
+int do_benchmark_all = 0;
+int do_hex_dump = 0;
+int do_pkt_dump = 0;
+int copy_ts = 0;
+int copy_tb = -1;
+int debug_ts = 0;
+int opt_shortest = 0;
+int exit_on_error = 0;
+int print_stats = 1;
+int qp_hist = 0;
+int same_quant = 0;
+int stdin_interaction = 1;
+int frame_bits_per_raw_sample = 0;
+
+
+static int intra_only = 0;
+static const char *video_codec_name = NULL;
+static const char *audio_codec_name = NULL;
+static const char *subtitle_codec_name = NULL;
+static int file_overwrite = 0;
+static int no_file_overwrite = 0;
+static int video_discard = 0;
+static int intra_dc_precision = 8;
+static int do_psnr = 0;
+static int do_pass = 0;
+static int input_sync;
+
+void reset_options(OptionsContext *o, int is_input)
+{
+ const OptionDef *po = options;
+ OptionsContext bak= *o;
+ int i;
+
+ /* all OPT_SPEC and OPT_STRING can be freed in generic way */
+ while (po->name) {
+ void *dst = (uint8_t*)o + po->u.off;
+
+ if (po->flags & OPT_SPEC) {
+ SpecifierOpt **so = dst;
+ int i, *count = (int*)(so + 1);
+ for (i = 0; i < *count; i++) {
+ av_freep(&(*so)[i].specifier);
+ if (po->flags & OPT_STRING)
+ av_freep(&(*so)[i].u.str);
+ }
+ av_freep(so);
+ *count = 0;
+ } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
+ av_freep(dst);
+ po++;
+ }
+
+ for (i = 0; i < o->nb_stream_maps; i++)
+ av_freep(&o->stream_maps[i].linklabel);
+ av_freep(&o->stream_maps);
+ av_freep(&o->audio_channel_maps);
+ av_freep(&o->streamid_map);
+
+ memset(o, 0, sizeof(*o));
+
+ if (is_input) {
+ o->recording_time = bak.recording_time;
+ if (o->recording_time != INT64_MAX)
+ av_log(NULL, AV_LOG_WARNING,
+ "-t is not an input option, keeping it for the next output;"
+ " consider fixing your command line.\n");
+ } else
+ o->recording_time = INT64_MAX;
+ o->mux_max_delay = 0.7;
+ o->limit_filesize = UINT64_MAX;
+ o->chapters_input_file = INT_MAX;
+
+ uninit_opts();
+ init_opts();
+}
+
+
+static int opt_frame_crop(const char *opt, const char *arg)
+{
+ av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the crop filter instead\n", opt);
+ return AVERROR(EINVAL);
+}
+
+static int opt_pad(const char *opt, const char *arg)
+{
+ av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the pad filter instead\n", opt);
+ return -1;
+}
+
+static int opt_video_channel(const char *opt, const char *arg)
+{
+ av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
+ return opt_default("channel", arg);
+ }
+
+static int opt_video_standard(const char *opt, const char *arg)
+{
+ av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
+ return opt_default("standard", arg);
+}
+
+static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
+{
+ audio_codec_name = arg;
+ return parse_option(o, "codec:a", arg, options);
+}
+
+static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
+{
+ video_codec_name = arg;
+ return parse_option(o, "codec:v", arg, options);
+}
+
+static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
+{
+ subtitle_codec_name = arg;
+ return parse_option(o, "codec:s", arg, options);
+}
+
+static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "codec:d", arg, options);
+}
+
+static int opt_map(OptionsContext *o, const char *opt, const char *arg)
+{
+ StreamMap *m = NULL;
+ int i, negative = 0, file_idx;
+ int sync_file_idx = -1, sync_stream_idx = 0;
+ char *p, *sync;
+ char *map;
+
+ if (*arg == '-') {
+ negative = 1;
+ arg++;
+ }
+ map = av_strdup(arg);
+
+ /* parse sync stream first, just pick first matching stream */
+ if (sync = strchr(map, ',')) {
+ *sync = 0;
+ sync_file_idx = strtol(sync + 1, &sync, 0);
+ if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
+ exit_program(1);
+ }
+ if (*sync)
+ sync++;
+ for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++)
+ if (check_stream_specifier(input_files[sync_file_idx]->ctx,
+ input_files[sync_file_idx]->ctx->streams[i], sync) == 1) {
+ sync_stream_idx = i;
+ break;
+ }
+ if (i == input_files[sync_file_idx]->nb_streams) {
+ av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
+ "match any streams.\n", arg);
+ exit_program(1);
+ }
+ }
+
+
+ if (map[0] == '[') {
+ /* this mapping refers to lavfi output */
+ const char *c = map + 1;
+ o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
+ &o->nb_stream_maps, o->nb_stream_maps + 1);
+ m = &o->stream_maps[o->nb_stream_maps - 1];
+ m->linklabel = av_get_token(&c, "]");
+ if (!m->linklabel) {
+ av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map);
+ exit_program(1);
+ }
+ } else {
+ file_idx = strtol(map, &p, 0);
+ if (file_idx >= nb_input_files || file_idx < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
+ exit_program(1);
+ }
+ if (negative)
+ /* disable some already defined maps */
+ for (i = 0; i < o->nb_stream_maps; i++) {
+ m = &o->stream_maps[i];
+ if (file_idx == m->file_index &&
+ check_stream_specifier(input_files[m->file_index]->ctx,
+ input_files[m->file_index]->ctx->streams[m->stream_index],
+ *p == ':' ? p + 1 : p) > 0)
+ m->disabled = 1;
+ }
+ else
+ for (i = 0; i < input_files[file_idx]->nb_streams; i++) {
+ if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
+ *p == ':' ? p + 1 : p) <= 0)
+ continue;
+ o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
+ &o->nb_stream_maps, o->nb_stream_maps + 1);
+ m = &o->stream_maps[o->nb_stream_maps - 1];
+
+ m->file_index = file_idx;
+ m->stream_index = i;
+
+ if (sync_file_idx >= 0) {
+ m->sync_file_index = sync_file_idx;
+ m->sync_stream_index = sync_stream_idx;
+ } else {
+ m->sync_file_index = file_idx;
+ m->sync_stream_index = i;
+ }
+ }
+ }
+
+ if (!m) {
+ av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
+ exit_program(1);
+ }
+
+ av_freep(&map);
+ return 0;
+}
+
+static int opt_attach(OptionsContext *o, const char *opt, const char *arg)
+{
+ o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
+ &o->nb_attachments, o->nb_attachments + 1);
+ o->attachments[o->nb_attachments - 1] = arg;
+ return 0;
+}
+
+static int opt_map_channel(OptionsContext *o, const char *opt, const char *arg)
+{
+ int n;
+ AVStream *st;
+ AudioChannelMap *m;
+
+ o->audio_channel_maps =
+ grow_array(o->audio_channel_maps, sizeof(*o->audio_channel_maps),
+ &o->nb_audio_channel_maps, o->nb_audio_channel_maps + 1);
+ m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1];
+
+ /* muted channel syntax */
+ n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx);
+ if ((n == 1 || n == 3) && m->channel_idx == -1) {
+ m->file_idx = m->stream_idx = -1;
+ if (n == 1)
+ m->ofile_idx = m->ostream_idx = -1;
+ return 0;
+ }
+
+ /* normal syntax */
+ n = sscanf(arg, "%d.%d.%d:%d.%d",
+ &m->file_idx, &m->stream_idx, &m->channel_idx,
+ &m->ofile_idx, &m->ostream_idx);
+
+ if (n != 3 && n != 5) {
+ av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: "
+ "[file.stream.channel|-1][:syncfile:syncstream]\n");
+ exit_program(1);
+ }
+
+ if (n != 5) // only file.stream.channel specified
+ m->ofile_idx = m->ostream_idx = -1;
+
+ /* check input */
+ if (m->file_idx < 0 || m->file_idx >= nb_input_files) {
+ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n",
+ m->file_idx);
+ exit_program(1);
+ }
+ if (m->stream_idx < 0 ||
+ m->stream_idx >= input_files[m->file_idx]->nb_streams) {
+ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n",
+ m->file_idx, m->stream_idx);
+ exit_program(1);
+ }
+ st = input_files[m->file_idx]->ctx->streams[m->stream_idx];
+ if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) {
+ av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n",
+ m->file_idx, m->stream_idx);
+ exit_program(1);
+ }
+ if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) {
+ av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n",
+ m->file_idx, m->stream_idx, m->channel_idx);
+ exit_program(1);
+ }
+ return 0;
+}
+
+/**
+ * Parse a metadata specifier in arg.
+ * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
+ * @param index for type c/p, chapter/program index is written here
+ * @param stream_spec for type s, the stream specifier is written here
+ */
+static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
+{
+ if (*arg) {
+ *type = *arg;
+ switch (*arg) {
+ case 'g':
+ break;
+ case 's':
+ if (*(++arg) && *arg != ':') {
+ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
+ exit_program(1);
+ }
+ *stream_spec = *arg == ':' ? arg + 1 : "";
+ break;
+ case 'c':
+ case 'p':
+ if (*(++arg) == ':')
+ *index = strtol(++arg, NULL, 0);
+ break;
+ default:
+ av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
+ exit_program(1);
+ }
+ } else
+ *type = 'g';
+}
+
+static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
+{
+ AVDictionary **meta_in = NULL;
+ AVDictionary **meta_out = NULL;
+ int i, ret = 0;
+ char type_in, type_out;
+ const char *istream_spec = NULL, *ostream_spec = NULL;
+ int idx_in = 0, idx_out = 0;
+
+ parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
+ parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
+
+ if (!ic) {
+ if (type_out == 'g' || !*outspec)
+ o->metadata_global_manual = 1;
+ if (type_out == 's' || !*outspec)
+ o->metadata_streams_manual = 1;
+ if (type_out == 'c' || !*outspec)
+ o->metadata_chapters_manual = 1;
+ return 0;
+ }
+
+ if (type_in == 'g' || type_out == 'g')
+ o->metadata_global_manual = 1;
+ if (type_in == 's' || type_out == 's')
+ o->metadata_streams_manual = 1;
+ if (type_in == 'c' || type_out == 'c')
+ o->metadata_chapters_manual = 1;
+
+#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
+ if ((index) < 0 || (index) >= (nb_elems)) {\
+ av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
+ (desc), (index));\
+ exit_program(1);\
+ }
+
+#define SET_DICT(type, meta, context, index)\
+ switch (type) {\
+ case 'g':\
+ meta = &context->metadata;\
+ break;\
+ case 'c':\
+ METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
+ meta = &context->chapters[index]->metadata;\
+ break;\
+ case 'p':\
+ METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
+ meta = &context->programs[index]->metadata;\
+ break;\
+ default: av_assert0(0);\
+ }\
+
+ SET_DICT(type_in, meta_in, ic, idx_in);
+ SET_DICT(type_out, meta_out, oc, idx_out);
+
+ /* for input streams choose first matching stream */
+ if (type_in == 's') {
+ for (i = 0; i < ic->nb_streams; i++) {
+ if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
+ meta_in = &ic->streams[i]->metadata;
+ break;
+ } else if (ret < 0)
+ exit_program(1);
+ }
+ if (!meta_in) {
+ av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
+ exit_program(1);
+ }
+ }
+
+ if (type_out == 's') {
+ for (i = 0; i < oc->nb_streams; i++) {
+ if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
+ meta_out = &oc->streams[i]->metadata;
+ av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
+ } else if (ret < 0)
+ exit_program(1);
+ }
+ } else
+ av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
+
+ return 0;
+}
+
+static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg)
+{
+ char buf[128];
+ int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6;
+ struct tm time = *gmtime((time_t*)&recording_timestamp);
+ strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time);
+ parse_option(o, "metadata", buf, options);
+
+ av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata "
+ "tag instead.\n", opt);
+ return 0;
+}
+
+static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
+{
+ const char *codec_string = encoder ? "encoder" : "decoder";
+ AVCodec *codec;
+
+ codec = encoder ?
+ avcodec_find_encoder_by_name(name) :
+ avcodec_find_decoder_by_name(name);
+ if (!codec) {
+ av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
+ exit_program(1);
+ }
+ if (codec->type != type) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
+ exit_program(1);
+ }
+ return codec;
+}
+
+static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
+{
+ char *codec_name = NULL;
+
+ MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
+ if (codec_name) {
+ AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
+ st->codec->codec_id = codec->id;
+ return codec;
+ } else
+ return avcodec_find_decoder(st->codec->codec_id);
+}
+
+/**
+ * Add all the streams from the given input file to the global
+ * list of input streams.
+ */
+static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
+{
+ int i;
+ char *next, *codec_tag = NULL;
+
+ for (i = 0; i < ic->nb_streams; i++) {
+ AVStream *st = ic->streams[i];
+ AVCodecContext *dec = st->codec;
+ InputStream *ist = av_mallocz(sizeof(*ist));
+ char *framerate = NULL;
+
+ if (!ist)
+ exit_program(1);
+
+ input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
+ input_streams[nb_input_streams - 1] = ist;
+
+ ist->st = st;
+ ist->file_index = nb_input_files;
+ ist->discard = 1;
+ st->discard = AVDISCARD_ALL;
+ ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st, choose_decoder(o, ic, st));
+
+ ist->ts_scale = 1.0;
+ MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
+
+ MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st);
+ if (codec_tag) {
+ uint32_t tag = strtol(codec_tag, &next, 0);
+ if (*next)
+ tag = AV_RL32(codec_tag);
+ st->codec->codec_tag = tag;
+ }
+
+ ist->dec = choose_decoder(o, ic, st);
+
+ switch (dec->codec_type) {
+ case AVMEDIA_TYPE_VIDEO:
+ if(!ist->dec)
+ ist->dec = avcodec_find_decoder(dec->codec_id);
+ if (dec->lowres) {
+ dec->flags |= CODEC_FLAG_EMU_EDGE;
+ }
+
+ ist->resample_height = dec->height;
+ ist->resample_width = dec->width;
+ ist->resample_pix_fmt = dec->pix_fmt;
+
+ MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
+ if (framerate && av_parse_video_rate(&ist->framerate,
+ framerate) < 0) {
+ av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n",
+ framerate);
+ exit_program(1);
+ }
+
+ ist->top_field_first = -1;
+ MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st);
+
+ break;
+ case AVMEDIA_TYPE_AUDIO:
+ guess_input_channel_layout(ist);
+
+ ist->resample_sample_fmt = dec->sample_fmt;
+ ist->resample_sample_rate = dec->sample_rate;
+ ist->resample_channels = dec->channels;
+ ist->resample_channel_layout = dec->channel_layout;
+
+ break;
+ case AVMEDIA_TYPE_DATA:
+ case AVMEDIA_TYPE_SUBTITLE:
+ if(!ist->dec)
+ ist->dec = avcodec_find_decoder(dec->codec_id);
+ break;
+ case AVMEDIA_TYPE_ATTACHMENT:
+ case AVMEDIA_TYPE_UNKNOWN:
+ break;
+ default:
+ abort();
+ }
+ }
+}
+
+static void assert_file_overwrite(const char *filename)
+{
+ if ((!file_overwrite || no_file_overwrite) &&
+ (strchr(filename, ':') == NULL || filename[1] == ':' ||
+ av_strstart(filename, "file:", NULL))) {
+ if (avio_check(filename, 0) == 0) {
+ if (stdin_interaction && (!no_file_overwrite || file_overwrite)) {
+ fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
+ fflush(stderr);
+ term_exit();
+ signal(SIGINT, SIG_DFL);
+ if (!read_yesno()) {
+ av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n");
+ exit_program(1);
+ }
+ term_init();
+ }
+ else {
+ av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename);
+ exit_program(1);
+ }
+ }
+ }
+}
+
+static void dump_attachment(AVStream *st, const char *filename)
+{
+ int ret;
+ AVIOContext *out = NULL;
+ AVDictionaryEntry *e;
+
+ if (!st->codec->extradata_size) {
+ av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
+ nb_input_files - 1, st->index);
+ return;
+ }
+ if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
+ filename = e->value;
+ if (!*filename) {
+ av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
+ "in stream #%d:%d.\n", nb_input_files - 1, st->index);
+ exit_program(1);
+ }
+
+ assert_file_overwrite(filename);
+
+ if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
+ filename);
+ exit_program(1);
+ }
+
+ avio_write(out, st->codec->extradata, st->codec->extradata_size);
+ avio_flush(out);
+ avio_close(out);
+}
+
+static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
+{
+ AVFormatContext *ic;
+ AVInputFormat *file_iformat = NULL;
+ int err, i, ret;
+ int64_t timestamp;
+ uint8_t buf[128];
+ AVDictionary **opts;
+ int orig_nb_streams; // number of streams before avformat_find_stream_info
+
+ if (o->format) {
+ if (!(file_iformat = av_find_input_format(o->format))) {
+ av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
+ exit_program(1);
+ }
+ }
+
+ if (!strcmp(filename, "-"))
+ filename = "pipe:";
+
+ stdin_interaction &= strncmp(filename, "pipe:", 5) &&
+ strcmp(filename, "/dev/stdin");
+
+ /* get default parameters from command line */
+ ic = avformat_alloc_context();
+ if (!ic) {
+ print_error(filename, AVERROR(ENOMEM));
+ exit_program(1);
+ }
+ if (o->nb_audio_sample_rate) {
+ snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
+ av_dict_set(&format_opts, "sample_rate", buf, 0);
+ }
+ if (o->nb_audio_channels) {
+ /* because we set audio_channels based on both the "ac" and
+ * "channel_layout" options, we need to check that the specified
+ * demuxer actually has the "channels" option before setting it */
+ if (file_iformat && file_iformat->priv_class &&
+ av_opt_find(&file_iformat->priv_class, "channels", NULL, 0,
+ AV_OPT_SEARCH_FAKE_OBJ)) {
+ snprintf(buf, sizeof(buf), "%d",
+ o->audio_channels[o->nb_audio_channels - 1].u.i);
+ av_dict_set(&format_opts, "channels", buf, 0);
+ }
+ }
+ if (o->nb_frame_rates) {
+ /* set the format-level framerate option;
+ * this is important for video grabbers, e.g. x11 */
+ if (file_iformat && file_iformat->priv_class &&
+ av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0,
+ AV_OPT_SEARCH_FAKE_OBJ)) {
+ av_dict_set(&format_opts, "framerate",
+ o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
+ }
+ }
+ if (o->nb_frame_sizes) {
+ av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
+ }
+ if (o->nb_frame_pix_fmts)
+ av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
+
+ ic->video_codec_id = video_codec_name ?
+ find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : AV_CODEC_ID_NONE;
+ ic->audio_codec_id = audio_codec_name ?
+ find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : AV_CODEC_ID_NONE;
+ ic->subtitle_codec_id= subtitle_codec_name ?
+ find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : AV_CODEC_ID_NONE;
+ ic->flags |= AVFMT_FLAG_NONBLOCK;
+ ic->interrupt_callback = int_cb;
+
+ /* open the input file with generic avformat function */
+ err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
+ if (err < 0) {
+ print_error(filename, err);
+ exit_program(1);
+ }
+ assert_avoptions(format_opts);
+
+ /* apply forced codec ids */
+ for (i = 0; i < ic->nb_streams; i++)
+ choose_decoder(o, ic, ic->streams[i]);
+
+ /* Set AVCodecContext options for avformat_find_stream_info */
+ opts = setup_find_stream_info_opts(ic, codec_opts);
+ orig_nb_streams = ic->nb_streams;
+
+ /* If not enough info to get the stream parameters, we decode the
+ first frames to get it. (used in mpeg case for example) */
+ ret = avformat_find_stream_info(ic, opts);
+ if (ret < 0) {
+ av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
+ avformat_close_input(&ic);
+ exit_program(1);
+ }
+
+ timestamp = o->start_time;
+ /* add the stream start time */
+ if (ic->start_time != AV_NOPTS_VALUE)
+ timestamp += ic->start_time;
+
+ /* if seeking requested, we execute it */
+ if (o->start_time != 0) {
+ ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
+ if (ret < 0) {
+ av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
+ filename, (double)timestamp / AV_TIME_BASE);
+ }
+ }
+
+ /* update the current parameters so that they match the one of the input stream */
+ add_input_streams(o, ic);
+
+ /* dump the file content */
+ av_dump_format(ic, nb_input_files, filename, 0);
+
+ input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
+ if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0]))))
+ exit_program(1);
+
+ input_files[nb_input_files - 1]->ctx = ic;
+ input_files[nb_input_files - 1]->ist_index = nb_input_streams - ic->nb_streams;
+ input_files[nb_input_files - 1]->ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
+ input_files[nb_input_files - 1]->nb_streams = ic->nb_streams;
+ input_files[nb_input_files - 1]->rate_emu = o->rate_emu;
+
+ for (i = 0; i < o->nb_dump_attachment; i++) {
+ int j;
+
+ for (j = 0; j < ic->nb_streams; j++) {
+ AVStream *st = ic->streams[j];
+
+ if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
+ dump_attachment(st, o->dump_attachment[i].u.str);
+ }
+ }
+
+ for (i = 0; i < orig_nb_streams; i++)
+ av_dict_free(&opts[i]);
+ av_freep(&opts);
+
+ reset_options(o, 1);
+ return 0;
+}
+
+static uint8_t *get_line(AVIOContext *s)
+{
+ AVIOContext *line;
+ uint8_t *buf;
+ char c;
+
+ if (avio_open_dyn_buf(&line) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
+ exit_program(1);
+ }
+
+ while ((c = avio_r8(s)) && c != '\n')
+ avio_w8(line, c);
+ avio_w8(line, 0);
+ avio_close_dyn_buf(line, &buf);
+
+ return buf;
+}
+
+static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
+{
+ int i, ret = 1;
+ char filename[1000];
+ const char *base[3] = { getenv("AVCONV_DATADIR"),
+ getenv("HOME"),
+ AVCONV_DATADIR,
+ };
+
+ for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) {
+ if (!base[i])
+ continue;
+ if (codec_name) {
+ snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
+ i != 1 ? "" : "/.avconv", codec_name, preset_name);
+ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
+ }
+ if (ret) {
+ snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
+ i != 1 ? "" : "/.avconv", preset_name);
+ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
+ }
+ }
+ return ret;
+}
+
+static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
+{
+ char *codec_name = NULL;
+
+ MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
+ if (!codec_name) {
+ ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
+ NULL, ost->st->codec->codec_type);
+ ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
+ } else if (!strcmp(codec_name, "copy"))
+ ost->stream_copy = 1;
+ else {
+ ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
+ ost->st->codec->codec_id = ost->enc->id;
+ }
+}
+
+static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index)
+{
+ OutputStream *ost;
+ AVStream *st = avformat_new_stream(oc, NULL);
+ int idx = oc->nb_streams - 1, ret = 0;
+ char *bsf = NULL, *next, *codec_tag = NULL;
+ AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
+ double qscale = -1;
+ char *buf = NULL, *arg = NULL, *preset = NULL;
+ AVIOContext *s = NULL;
+
+ if (!st) {
+ av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
+ exit_program(1);
+ }
+
+ if (oc->nb_streams - 1 < o->nb_streamid_map)
+ st->id = o->streamid_map[oc->nb_streams - 1];
+
+ output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
+ nb_output_streams + 1);
+ if (!(ost = av_mallocz(sizeof(*ost))))
+ exit_program(1);
+ output_streams[nb_output_streams - 1] = ost;
+
+ ost->file_index = nb_output_files;
+ ost->index = idx;
+ ost->st = st;
+ st->codec->codec_type = type;
+ choose_encoder(o, oc, ost);
+ if (ost->enc) {
+ ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st, ost->enc);
+ }
+
+ avcodec_get_context_defaults3(st->codec, ost->enc);
+ st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
+
+ MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
+ if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
+ do {
+ buf = get_line(s);
+ if (!buf[0] || buf[0] == '#') {
+ av_free(buf);
+ continue;
+ }
+ if (!(arg = strchr(buf, '='))) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
+ exit_program(1);
+ }
+ *arg++ = 0;
+ av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE);
+ av_free(buf);
+ } while (!s->eof_reached);
+ avio_close(s);
+ }
+ if (ret) {
+ av_log(NULL, AV_LOG_FATAL,
+ "Preset %s specified for stream %d:%d, but could not be opened.\n",
+ preset, ost->file_index, ost->index);
+ exit_program(1);
+ }
+
+ ost->max_frames = INT64_MAX;
+ MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
+
+ MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
+ while (bsf) {
+ if (next = strchr(bsf, ','))
+ *next++ = 0;
+ if (!(bsfc = av_bitstream_filter_init(bsf))) {
+ av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
+ exit_program(1);
+ }
+ if (bsfc_prev)
+ bsfc_prev->next = bsfc;
+ else
+ ost->bitstream_filters = bsfc;
+
+ bsfc_prev = bsfc;
+ bsf = next;
+ }
+
+ MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
+ if (codec_tag) {
+ uint32_t tag = strtol(codec_tag, &next, 0);
+ if (*next)
+ tag = AV_RL32(codec_tag);
+ st->codec->codec_tag = tag;
+ }
+
+ MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
+ if (qscale >= 0 || same_quant) {
+ st->codec->flags |= CODEC_FLAG_QSCALE;
+ st->codec->global_quality = FF_QP2LAMBDA * qscale;
+ }
+
+ if (oc->oformat->flags & AVFMT_GLOBALHEADER)
+ st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
+
+ av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags);
+ av_opt_get_int (swr_opts, "dither_method", 0, &ost->swr_dither_method);
+ av_opt_get_double(swr_opts, "dither_scale" , 0, &ost->swr_dither_scale);
+
+ ost->source_index = source_index;
+ if (source_index >= 0) {
+ ost->sync_ist = input_streams[source_index];
+ input_streams[source_index]->discard = 0;
+ input_streams[source_index]->st->discard = AVDISCARD_NONE;
+ }
+
+ return ost;
+}
+
+static void parse_matrix_coeffs(uint16_t *dest, const char *str)
+{
+ int i;
+ const char *p = str;
+ for (i = 0;; i++) {
+ dest[i] = atoi(p);
+ if (i == 63)
+ break;
+ p = strchr(p, ',');
+ if (!p) {
+ av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
+ exit_program(1);
+ }
+ p++;
+ }
+}
+
+static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+ AVStream *st;
+ OutputStream *ost;
+ AVCodecContext *video_enc;
+ char *frame_rate = NULL;
+
+ ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index);
+ st = ost->st;
+ video_enc = st->codec;
+
+ MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
+ if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
+ exit_program(1);
+ }
+
+ if (!ost->stream_copy) {
+ const char *p = NULL;
+ char *frame_size = NULL;
+ char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
+ char *intra_matrix = NULL, *inter_matrix = NULL;
+ const char *filters = "null";
+ int i;
+
+ MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
+ if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
+ exit_program(1);
+ }
+
+ MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
+ if (frame_aspect_ratio) {
+ AVRational q;
+ if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 ||
+ q.num <= 0 || q.den <= 0) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio);
+ exit_program(1);
+ }
+ ost->frame_aspect_ratio = av_q2d(q);
+ }
+
+ video_enc->bits_per_raw_sample = frame_bits_per_raw_sample;
+ MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
+ if (frame_pix_fmt && *frame_pix_fmt == '+') {
+ ost->keep_pix_fmt = 1;
+ if (!*++frame_pix_fmt)
+ frame_pix_fmt = NULL;
+ }
+ if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
+ av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
+ exit_program(1);
+ }
+ st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
+
+ if (intra_only)
+ video_enc->gop_size = 0;
+ MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
+ if (intra_matrix) {
+ if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
+ av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
+ exit_program(1);
+ }
+ parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
+ }
+ MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
+ if (inter_matrix) {
+ if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
+ av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
+ exit_program(1);
+ }
+ parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
+ }
+
+ MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
+ for (i = 0; p; i++) {
+ int start, end, q;
+ int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
+ if (e != 3) {
+ av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
+ exit_program(1);
+ }
+ /* FIXME realloc failure */
+ video_enc->rc_override =
+ av_realloc(video_enc->rc_override,
+ sizeof(RcOverride) * (i + 1));
+ video_enc->rc_override[i].start_frame = start;
+ video_enc->rc_override[i].end_frame = end;
+ if (q > 0) {
+ video_enc->rc_override[i].qscale = q;
+ video_enc->rc_override[i].quality_factor = 1.0;
+ }
+ else {
+ video_enc->rc_override[i].qscale = 0;
+ video_enc->rc_override[i].quality_factor = -q/100.0;
+ }
+ p = strchr(p, '/');
+ if (p) p++;
+ }
+ video_enc->rc_override_count = i;
+ if (!video_enc->rc_initial_buffer_occupancy)
+ video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4;
+ video_enc->intra_dc_precision = intra_dc_precision - 8;
+
+ if (do_psnr)
+ video_enc->flags|= CODEC_FLAG_PSNR;
+
+ /* two pass mode */
+ if (do_pass) {
+ if (do_pass & 1) {
+ video_enc->flags |= CODEC_FLAG_PASS1;
+ }
+ if (do_pass & 2) {
+ video_enc->flags |= CODEC_FLAG_PASS2;
+ }
+ }
+
+ MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st);
+ if (ost->forced_keyframes)
+ ost->forced_keyframes = av_strdup(ost->forced_keyframes);
+
+ MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
+
+ ost->top_field_first = -1;
+ MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
+
+ MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
+ ost->avfilter = av_strdup(filters);
+ } else {
+ MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
+ }
+
+ return ost;
+}
+
+static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+ int n;
+ AVStream *st;
+ OutputStream *ost;
+ AVCodecContext *audio_enc;
+
+ ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index);
+ st = ost->st;
+
+ audio_enc = st->codec;
+ audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
+
+ if (!ost->stream_copy) {
+ char *sample_fmt = NULL;
+ const char *filters = "anull";
+
+ MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
+
+ MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
+ if (sample_fmt &&
+ (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
+ exit_program(1);
+ }
+
+ MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
+
+ MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
+
+ av_assert1(filters);
+ ost->avfilter = av_strdup(filters);
+
+ /* check for channel mapping for this audio stream */
+ for (n = 0; n < o->nb_audio_channel_maps; n++) {
+ AudioChannelMap *map = &o->audio_channel_maps[n];
+ InputStream *ist = input_streams[ost->source_index];
+ if ((map->channel_idx == -1 || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) &&
+ (map->ofile_idx == -1 || ost->file_index == map->ofile_idx) &&
+ (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) {
+ if (ost->audio_channels_mapped < FF_ARRAY_ELEMS(ost->audio_channels_map))
+ ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx;
+ else
+ av_log(NULL, AV_LOG_FATAL, "Max channel mapping for output %d.%d reached\n",
+ ost->file_index, ost->st->index);
+ }
+ }
+ }
+
+ return ost;
+}
+
+static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+ OutputStream *ost;
+
+ ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index);
+ if (!ost->stream_copy) {
+ av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
+ exit_program(1);
+ }
+
+ return ost;
+}
+
+static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+ OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
+ ost->stream_copy = 1;
+ return ost;
+}
+
+static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
+{
+ AVStream *st;
+ OutputStream *ost;
+ AVCodecContext *subtitle_enc;
+
+ ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index);
+ st = ost->st;
+ subtitle_enc = st->codec;
+
+ subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
+
+ MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st);
+
+ return ost;
+}
+
+/* arg format is "output-stream-index:streamid-value". */
+static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
+{
+ int idx;
+ char *p;
+ char idx_str[16];
+
+ av_strlcpy(idx_str, arg, sizeof(idx_str));
+ p = strchr(idx_str, ':');
+ if (!p) {
+ av_log(NULL, AV_LOG_FATAL,
+ "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
+ arg, opt);
+ exit_program(1);
+ }
+ *p++ = '\0';
+ idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
+ o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
+ o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
+ return 0;
+}
+
+static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
+{
+ AVFormatContext *is = ifile->ctx;
+ AVFormatContext *os = ofile->ctx;
+ int i;
+
+ for (i = 0; i < is->nb_chapters; i++) {
+ AVChapter *in_ch = is->chapters[i], *out_ch;
+ int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
+ AV_TIME_BASE_Q, in_ch->time_base);
+ int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
+ av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
+
+
+ if (in_ch->end < ts_off)
+ continue;
+ if (rt != INT64_MAX && in_ch->start > rt + ts_off)
+ break;
+
+ out_ch = av_mallocz(sizeof(AVChapter));
+ if (!out_ch)
+ return AVERROR(ENOMEM);
+
+ out_ch->id = in_ch->id;
+ out_ch->time_base = in_ch->time_base;
+ out_ch->start = FFMAX(0, in_ch->start - ts_off);
+ out_ch->end = FFMIN(rt, in_ch->end - ts_off);
+
+ if (copy_metadata)
+ av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
+
+ os->nb_chapters++;
+ os->chapters = av_realloc_f(os->chapters, os->nb_chapters, sizeof(AVChapter));
+ if (!os->chapters)
+ return AVERROR(ENOMEM);
+ os->chapters[os->nb_chapters - 1] = out_ch;
+ }
+ return 0;
+}
+
+static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
+{
+ int i, err;
+ AVFormatContext *ic = avformat_alloc_context();
+
+ ic->interrupt_callback = int_cb;
+ err = avformat_open_input(&ic, filename, NULL, NULL);
+ if (err < 0)
+ return err;
+ /* copy stream format */
+ for(i=0;i<ic->nb_streams;i++) {
+ AVStream *st;
+ OutputStream *ost;
+ AVCodec *codec;
+ AVCodecContext *avctx;
+
+ codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
+ ost = new_output_stream(o, s, codec->type, -1);
+ st = ost->st;
+ avctx = st->codec;
+ ost->enc = codec;
+
+ // FIXME: a more elegant solution is needed
+ memcpy(st, ic->streams[i], sizeof(AVStream));
+ st->cur_dts = 0;
+ st->info = av_malloc(sizeof(*st->info));
+ memcpy(st->info, ic->streams[i]->info, sizeof(*st->info));
+ st->codec= avctx;
+ avcodec_copy_context(st->codec, ic->streams[i]->codec);
+
+ if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy)
+ choose_sample_fmt(st, codec);
+ else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy)
+ choose_pixel_fmt(st, codec, st->codec->pix_fmt);
+ }
+
+ avformat_close_input(&ic);
+ return 0;
+}
+
+static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
+ AVFormatContext *oc)
+{
+ OutputStream *ost;
+
+ switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
+ ofilter->out_tmp->pad_idx)) {
+ case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break;
+ case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break;
+ default:
+ av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported "
+ "currently.\n");
+ exit_program(1);
+ }
+
+ ost->source_index = -1;
+ ost->filter = ofilter;
+
+ ofilter->ost = ost;
+
+ if (ost->stream_copy) {
+ av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, "
+ "which is fed from a complex filtergraph. Filtering and streamcopy "
+ "cannot be used together.\n", ost->file_index, ost->index);
+ exit_program(1);
+ }
+ if (o->recording_time != INT64_MAX)
+ av_log(NULL, AV_LOG_WARNING,
+ "-t does not work with -filter_complex (yet).\n");
+
+ if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n");
+ exit_program(1);
+ }
+ avfilter_inout_free(&ofilter->out_tmp);
+}
+
+static int configure_complex_filters(void)
+{
+ int i, ret = 0;
+
+ for (i = 0; i < nb_filtergraphs; i++)
+ if (!filtergraphs[i]->graph &&
+ (ret = configure_filtergraph(filtergraphs[i])) < 0)
+ return ret;
+ return 0;
+}
+
+void opt_output_file(void *optctx, const char *filename)
+{
+ OptionsContext *o = optctx;
+ AVFormatContext *oc;
+ int i, j, err;
+ AVOutputFormat *file_oformat;
+ OutputStream *ost;
+ InputStream *ist;
+
+ if (configure_complex_filters() < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n");
+ exit_program(1);
+ }
+
+ if (!strcmp(filename, "-"))
+ filename = "pipe:";
+
+ err = avformat_alloc_output_context2(&oc, NULL, o->format, filename);
+ if (!oc) {
+ print_error(filename, err);
+ exit_program(1);
+ }
+ file_oformat= oc->oformat;
+ oc->interrupt_callback = int_cb;
+
+ /* create streams for all unlabeled output pads */
+ for (i = 0; i < nb_filtergraphs; i++) {
+ FilterGraph *fg = filtergraphs[i];
+ for (j = 0; j < fg->nb_outputs; j++) {
+ OutputFilter *ofilter = fg->outputs[j];
+
+ if (!ofilter->out_tmp || ofilter->out_tmp->name)
+ continue;
+
+ switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
+ ofilter->out_tmp->pad_idx)) {
+ case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break;
+ case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break;
+ case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break;
+ }
+ init_output_filter(ofilter, o, oc);
+ }
+ }
+
+ if (!strcmp(file_oformat->name, "ffm") &&
+ av_strstart(filename, "http:", NULL)) {
+ int j;
+ /* special case for files sent to ffserver: we get the stream
+ parameters from ffserver */
+ int err = read_ffserver_streams(o, oc, filename);
+ if (err < 0) {
+ print_error(filename, err);
+ exit_program(1);
+ }
+ for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) {
+ ost = output_streams[j];
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if(ist->st->codec->codec_type == ost->st->codec->codec_type){
+ ost->sync_ist= ist;
+ ost->source_index= i;
+ if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull");
+ if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null");
+ ist->discard = 0;
+ ist->st->discard = AVDISCARD_NONE;
+ break;
+ }
+ }
+ if(!ost->sync_ist){
+ av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type));
+ exit_program(1);
+ }
+ }
+ } else if (!o->nb_stream_maps) {
+ /* pick the "best" stream of each type */
+
+ /* video: highest resolution */
+ if (!o->video_disable && oc->oformat->video_codec != AV_CODEC_ID_NONE) {
+ int area = 0, idx = -1;
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
+ ist->st->codec->width * ist->st->codec->height > area) {
+ area = ist->st->codec->width * ist->st->codec->height;
+ idx = i;
+ }
+ }
+ if (idx >= 0)
+ new_video_stream(o, oc, idx);
+ }
+
+ /* audio: most channels */
+ if (!o->audio_disable && oc->oformat->audio_codec != AV_CODEC_ID_NONE) {
+ int channels = 0, idx = -1;
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
+ ist->st->codec->channels > channels) {
+ channels = ist->st->codec->channels;
+ idx = i;
+ }
+ }
+ if (idx >= 0)
+ new_audio_stream(o, oc, idx);
+ }
+
+ /* subtitles: pick first */
+ if (!o->subtitle_disable && (oc->oformat->subtitle_codec != AV_CODEC_ID_NONE || subtitle_codec_name)) {
+ for (i = 0; i < nb_input_streams; i++)
+ if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
+ new_subtitle_stream(o, oc, i);
+ break;
+ }
+ }
+ /* do something with data? */
+ } else {
+ for (i = 0; i < o->nb_stream_maps; i++) {
+ StreamMap *map = &o->stream_maps[i];
+ int src_idx = input_files[map->file_index]->ist_index + map->stream_index;
+
+ if (map->disabled)
+ continue;
+
+ if (map->linklabel) {
+ FilterGraph *fg;
+ OutputFilter *ofilter = NULL;
+ int j, k;
+
+ for (j = 0; j < nb_filtergraphs; j++) {
+ fg = filtergraphs[j];
+ for (k = 0; k < fg->nb_outputs; k++) {
+ AVFilterInOut *out = fg->outputs[k]->out_tmp;
+ if (out && !strcmp(out->name, map->linklabel)) {
+ ofilter = fg->outputs[k];
+ goto loop_end;
+ }
+ }
+ }
+loop_end:
+ if (!ofilter) {
+ av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
+ "in any defined filter graph.\n", map->linklabel);
+ exit_program(1);
+ }
+ init_output_filter(ofilter, o, oc);
+ } else {
+ ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];
+ if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE)
+ continue;
+ if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
+ continue;
+ if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
+ continue;
+ if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA)
+ continue;
+
+ switch (ist->st->codec->codec_type) {
+ case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break;
+ case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break;
+ case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
+ case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
+ case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
+ default:
+ av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
+ map->file_index, map->stream_index);
+ exit_program(1);
+ }
+ }
+ }
+ }
+
+
+ for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file
+ AVDictionaryEntry *e;
+ ost = output_streams[i];
+
+ if ( ost->stream_copy
+ && (e = av_dict_get(codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX))
+ && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6)))
+ if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0)
+ exit_program(1);
+ }
+
+ /* handle attached files */
+ for (i = 0; i < o->nb_attachments; i++) {
+ AVIOContext *pb;
+ uint8_t *attachment;
+ const char *p;
+ int64_t len;
+
+ if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
+ o->attachments[i]);
+ exit_program(1);
+ }
+ if ((len = avio_size(pb)) <= 0) {
+ av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
+ o->attachments[i]);
+ exit_program(1);
+ }
+ if (!(attachment = av_malloc(len))) {
+ av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n",
+ o->attachments[i]);
+ exit_program(1);
+ }
+ avio_read(pb, attachment, len);
+
+ ost = new_attachment_stream(o, oc, -1);
+ ost->stream_copy = 0;
+ ost->attachment_filename = o->attachments[i];
+ ost->st->codec->extradata = attachment;
+ ost->st->codec->extradata_size = len;
+
+ p = strrchr(o->attachments[i], '/');
+ av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);
+ avio_close(pb);
+ }
+
+ output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
+ if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0]))))
+ exit_program(1);
+
+ output_files[nb_output_files - 1]->ctx = oc;
+ output_files[nb_output_files - 1]->ost_index = nb_output_streams - oc->nb_streams;
+ output_files[nb_output_files - 1]->recording_time = o->recording_time;
+ if (o->recording_time != INT64_MAX)
+ oc->duration = o->recording_time;
+ output_files[nb_output_files - 1]->start_time = o->start_time;
+ output_files[nb_output_files - 1]->limit_filesize = o->limit_filesize;
+ av_dict_copy(&output_files[nb_output_files - 1]->opts, format_opts, 0);
+
+ /* check filename in case of an image number is expected */
+ if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
+ if (!av_filename_number_test(oc->filename)) {
+ print_error(oc->filename, AVERROR(EINVAL));
+ exit_program(1);
+ }
+ }
+
+ if (!(oc->oformat->flags & AVFMT_NOFILE)) {
+ /* test if it already exists to avoid losing precious files */
+ assert_file_overwrite(filename);
+
+ /* open the file */
+ if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
+ &oc->interrupt_callback,
+ &output_files[nb_output_files - 1]->opts)) < 0) {
+ print_error(filename, err);
+ exit_program(1);
+ }
+ }
+
+ if (o->mux_preload) {
+ uint8_t buf[64];
+ snprintf(buf, sizeof(buf), "%d", (int)(o->mux_preload*AV_TIME_BASE));
+ av_dict_set(&output_files[nb_output_files - 1]->opts, "preload", buf, 0);
+ }
+ oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
+
+ /* copy metadata */
+ for (i = 0; i < o->nb_metadata_map; i++) {
+ char *p;
+ int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
+
+ if (in_file_index >= nb_input_files) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
+ exit_program(1);
+ }
+ copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, in_file_index >= 0 ? input_files[in_file_index]->ctx : NULL, o);
+ }
+
+ /* copy chapters */
+ if (o->chapters_input_file >= nb_input_files) {
+ if (o->chapters_input_file == INT_MAX) {
+ /* copy chapters from the first input file that has them*/
+ o->chapters_input_file = -1;
+ for (i = 0; i < nb_input_files; i++)
+ if (input_files[i]->ctx->nb_chapters) {
+ o->chapters_input_file = i;
+ break;
+ }
+ } else {
+ av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
+ o->chapters_input_file);
+ exit_program(1);
+ }
+ }
+ if (o->chapters_input_file >= 0)
+ copy_chapters(input_files[o->chapters_input_file], output_files[nb_output_files - 1],
+ !o->metadata_chapters_manual);
+
+ /* copy global metadata by default */
+ if (!o->metadata_global_manual && nb_input_files){
+ av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata,
+ AV_DICT_DONT_OVERWRITE);
+ if(o->recording_time != INT64_MAX)
+ av_dict_set(&oc->metadata, "duration", NULL, 0);
+ av_dict_set(&oc->metadata, "creation_time", NULL, 0);
+ }
+ if (!o->metadata_streams_manual)
+ for (i = output_files[nb_output_files - 1]->ost_index; i < nb_output_streams; i++) {
+ InputStream *ist;
+ if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */
+ continue;
+ ist = input_streams[output_streams[i]->source_index];
+ av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
+ }
+
+ /* process manually set metadata */
+ for (i = 0; i < o->nb_metadata; i++) {
+ AVDictionary **m;
+ char type, *val;
+ const char *stream_spec;
+ int index = 0, j, ret = 0;
+
+ val = strchr(o->metadata[i].u.str, '=');
+ if (!val) {
+ av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
+ o->metadata[i].u.str);
+ exit_program(1);
+ }
+ *val++ = 0;
+
+ parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
+ if (type == 's') {
+ for (j = 0; j < oc->nb_streams; j++) {
+ if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
+ av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
+ } else if (ret < 0)
+ exit_program(1);
+ }
+ }
+ else {
+ switch (type) {
+ case 'g':
+ m = &oc->metadata;
+ break;
+ case 'c':
+ if (index < 0 || index >= oc->nb_chapters) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
+ exit_program(1);
+ }
+ m = &oc->chapters[index]->metadata;
+ break;
+ default:
+ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
+ exit_program(1);
+ }
+ av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
+ }
+ }
+
+ reset_options(o, 0);
+}
+
+/* same option as mencoder */
+static int opt_pass(const char *opt, const char *arg)
+{
+ do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 3);
+ return 0;
+}
+
+
+static int opt_target(OptionsContext *o, const char *opt, const char *arg)
+{
+ enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
+ static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
+
+ if (!strncmp(arg, "pal-", 4)) {
+ norm = PAL;
+ arg += 4;
+ } else if (!strncmp(arg, "ntsc-", 5)) {
+ norm = NTSC;
+ arg += 5;
+ } else if (!strncmp(arg, "film-", 5)) {
+ norm = FILM;
+ arg += 5;
+ } else {
+ /* Try to determine PAL/NTSC by peeking in the input files */
+ if (nb_input_files) {
+ int i, j, fr;
+ for (j = 0; j < nb_input_files; j++) {
+ for (i = 0; i < input_files[j]->nb_streams; i++) {
+ AVCodecContext *c = input_files[j]->ctx->streams[i]->codec;
+ if (c->codec_type != AVMEDIA_TYPE_VIDEO)
+ continue;
+ fr = c->time_base.den * 1000 / c->time_base.num;
+ if (fr == 25000) {
+ norm = PAL;
+ break;
+ } else if ((fr == 29970) || (fr == 23976)) {
+ norm = NTSC;
+ break;
+ }
+ }
+ if (norm != UNKNOWN)
+ break;
+ }
+ }
+ if (norm != UNKNOWN)
+ av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
+ }
+
+ if (norm == UNKNOWN) {
+ av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
+ av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
+ av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
+ exit_program(1);
+ }
+
+ if (!strcmp(arg, "vcd")) {
+ opt_video_codec(o, "c:v", "mpeg1video");
+ opt_audio_codec(o, "c:a", "mp2");
+ parse_option(o, "f", "vcd", options);
+
+ parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options);
+ parse_option(o, "r", frame_rates[norm], options);
+ opt_default("g", norm == PAL ? "15" : "18");
+
+ opt_default("b:v", "1150000");
+ opt_default("maxrate", "1150000");
+ opt_default("minrate", "1150000");
+ opt_default("bufsize", "327680"); // 40*1024*8;
+
+ opt_default("b:a", "224000");
+ parse_option(o, "ar", "44100", options);
+ parse_option(o, "ac", "2", options);
+
+ opt_default("packetsize", "2324");
+ opt_default("muxrate", "1411200"); // 2352 * 75 * 8;
+
+ /* We have to offset the PTS, so that it is consistent with the SCR.
+ SCR starts at 36000, but the first two packs contain only padding
+ and the first pack from the other stream, respectively, may also have
+ been written before.
+ So the real data starts at SCR 36000+3*1200. */
+ o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
+ } else if (!strcmp(arg, "svcd")) {
+
+ opt_video_codec(o, "c:v", "mpeg2video");
+ opt_audio_codec(o, "c:a", "mp2");
+ parse_option(o, "f", "svcd", options);
+
+ parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options);
+ parse_option(o, "r", frame_rates[norm], options);
+ parse_option(o, "pix_fmt", "yuv420p", options);
+ opt_default("g", norm == PAL ? "15" : "18");
+
+ opt_default("b:v", "2040000");
+ opt_default("maxrate", "2516000");
+ opt_default("minrate", "0"); // 1145000;
+ opt_default("bufsize", "1835008"); // 224*1024*8;
+ opt_default("scan_offset", "1");
+
+
+ opt_default("b:a", "224000");
+ parse_option(o, "ar", "44100", options);
+
+ opt_default("packetsize", "2324");
+
+ } else if (!strcmp(arg, "dvd")) {
+
+ opt_video_codec(o, "c:v", "mpeg2video");
+ opt_audio_codec(o, "c:a", "ac3");
+ parse_option(o, "f", "dvd", options);
+
+ parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
+ parse_option(o, "r", frame_rates[norm], options);
+ parse_option(o, "pix_fmt", "yuv420p", options);
+ opt_default("g", norm == PAL ? "15" : "18");
+
+ opt_default("b:v", "6000000");
+ opt_default("maxrate", "9000000");
+ opt_default("minrate", "0"); // 1500000;
+ opt_default("bufsize", "1835008"); // 224*1024*8;
+
+ opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
+ opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
+
+ opt_default("b:a", "448000");
+ parse_option(o, "ar", "48000", options);
+
+ } else if (!strncmp(arg, "dv", 2)) {
+
+ parse_option(o, "f", "dv", options);
+
+ parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
+ parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
+ norm == PAL ? "yuv420p" : "yuv411p", options);
+ parse_option(o, "r", frame_rates[norm], options);
+
+ parse_option(o, "ar", "48000", options);
+ parse_option(o, "ac", "2", options);
+
+ } else {
+ av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg);
+ return AVERROR(EINVAL);
+ }
+ return 0;
+}
+
+static int opt_vstats_file(const char *opt, const char *arg)
+{
+ av_free (vstats_filename);
+ vstats_filename = av_strdup (arg);
+ return 0;
+}
+
+static int opt_vstats(const char *opt, const char *arg)
+{
+ char filename[40];
+ time_t today2 = time(NULL);
+ struct tm *today = localtime(&today2);
+
+ snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
+ today->tm_sec);
+ return opt_vstats_file(opt, filename);
+}
+
+static int opt_video_frames(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "frames:v", arg, options);
+}
+
+static int opt_audio_frames(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "frames:a", arg, options);
+}
+
+static int opt_data_frames(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "frames:d", arg, options);
+}
+
+static int opt_preset(OptionsContext *o, const char *opt, const char *arg)
+{
+ FILE *f=NULL;
+ char filename[1000], line[1000], tmp_line[1000];
+ const char *codec_name = *opt == 'v' ? video_codec_name :
+ *opt == 'a' ? audio_codec_name :
+ subtitle_codec_name;
+
+ if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) {
+ if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){
+ av_log(NULL, AV_LOG_FATAL, "Please use -preset <speed> -qp 0\n");
+ }else
+ av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg);
+ exit_program(1);
+}
+
+ while (fgets(line, sizeof(line), f)) {
+ char *key = tmp_line, *value, *endptr;
+
+ if (strcspn(line, "#\n\r") == 0)
+ continue;
+ strcpy(tmp_line, line);
+ if (!av_strtok(key, "=", &value) ||
+ !av_strtok(value, "\r\n", &endptr)) {
+ av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line);
+ exit_program(1);
+ }
+ av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value);
+
+ if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value);
+ else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value);
+ else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value);
+ else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value);
+ else if (opt_default(key, value) < 0) {
+ av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n",
+ filename, line, key, value);
+ exit_program(1);
+ }
+ }
+
+ fclose(f);
+
+ return 0;
+}
+
+static int opt_passlogfile(const char *opt, const char *arg)
+{
+ pass_logfilename_prefix = arg;
+#if CONFIG_LIBX264_ENCODER
+ return opt_default(opt, arg);
+#else
+ return 0;
+#endif
+}
+
+static int opt_old2new(OptionsContext *o, const char *opt, const char *arg)
+{
+ char *s = av_asprintf("%s:%c", opt + 1, *opt);
+ int ret = parse_option(o, s, arg, options);
+ av_free(s);
+ return ret;
+}
+
+static int opt_bitrate(OptionsContext *o, const char *opt, const char *arg)
+{
+ if(!strcmp(opt, "b")){
+ av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n");
+ return parse_option(o, "b:v", arg, options);
+ }
+ return opt_default(opt, arg);
+}
+
+static int opt_qscale(OptionsContext *o, const char *opt, const char *arg)
+{
+ char *s;
+ int ret;
+ if(!strcmp(opt, "qscale")){
+ av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n");
+ return parse_option(o, "q:v", arg, options);
+ }
+ s = av_asprintf("q%s", opt + 6);
+ ret = parse_option(o, s, arg, options);
+ av_free(s);
+ return ret;
+}
+
+static int opt_profile(OptionsContext *o, const char *opt, const char *arg)
+{
+ if(!strcmp(opt, "profile")){
+ av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n");
+ return parse_option(o, "profile:v", arg, options);
+ }
+ return opt_default(opt, arg);
+}
+
+static int opt_video_filters(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "filter:v", arg, options);
+}
+
+static int opt_audio_filters(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "filter:a", arg, options);
+}
+
+static int opt_vsync(const char *opt, const char *arg)
+{
+ if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR;
+ else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR;
+ else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH;
+ else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP;
+
+ if (video_sync_method == VSYNC_AUTO)
+ video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR);
+ return 0;
+}
+
+static int opt_deinterlace(const char *opt, const char *arg)
+{
+ av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -filter:v yadif instead\n", opt);
+ do_deinterlace = 1;
+ return 0;
+}
+
+static int opt_timecode(OptionsContext *o, const char *opt, const char *arg)
+{
+ char *tcr = av_asprintf("timecode=%s", arg);
+ int ret = parse_option(o, "metadata:g", tcr, options);
+ if (ret >= 0)
+ ret = opt_default("gop_timecode", arg);
+ av_free(tcr);
+ return ret;
+}
+
+static int opt_channel_layout(OptionsContext *o, const char *opt, const char *arg)
+{
+ char layout_str[32];
+ char *stream_str;
+ char *ac_str;
+ int ret, channels, ac_str_size;
+ uint64_t layout;
+
+ layout = av_get_channel_layout(arg);
+ if (!layout) {
+ av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg);
+ return AVERROR(EINVAL);
+ }
+ snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout);
+ ret = opt_default(opt, layout_str);
+ if (ret < 0)
+ return ret;
+
+ /* set 'ac' option based on channel layout */
+ channels = av_get_channel_layout_nb_channels(layout);
+ snprintf(layout_str, sizeof(layout_str), "%d", channels);
+ stream_str = strchr(opt, ':');
+ ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0);
+ ac_str = av_mallocz(ac_str_size);
+ if (!ac_str)
+ return AVERROR(ENOMEM);
+ av_strlcpy(ac_str, "ac", 3);
+ if (stream_str)
+ av_strlcat(ac_str, stream_str, ac_str_size);
+ ret = parse_option(o, ac_str, layout_str, options);
+ av_free(ac_str);
+
+ return ret;
+}
+
+static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg)
+{
+ return parse_option(o, "q:a", arg, options);
+}
+
+static int opt_filter_complex(const char *opt, const char *arg)
+{
+ filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
+ &nb_filtergraphs, nb_filtergraphs + 1);
+ if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
+ return AVERROR(ENOMEM);
+ filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;
+ filtergraphs[nb_filtergraphs - 1]->graph_desc = arg;
+ return 0;
+}
+
+static int opt_help(const char *opt, const char *arg)
+{
+ int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM;
+ av_log_set_callback(log_callback_help);
+ show_usage();
+ show_help_options(options, "Main options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
+ show_help_options(options, "\nAdvanced options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB,
+ OPT_EXPERT);
+ show_help_options(options, "\nVideo options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
+ OPT_VIDEO);
+ show_help_options(options, "\nAdvanced Video options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
+ OPT_VIDEO | OPT_EXPERT);
+ show_help_options(options, "\nAudio options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
+ OPT_AUDIO);
+ show_help_options(options, "\nAdvanced Audio options:\n",
+ OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
+ OPT_AUDIO | OPT_EXPERT);
+ show_help_options(options, "\nSubtitle options:\n",
+ OPT_SUBTITLE | OPT_GRAB,
+ OPT_SUBTITLE);
+ show_help_options(options, "\nAudio/Video grab options:\n",
+ OPT_GRAB,
+ OPT_GRAB);
+ printf("\n");
+ show_help_children(avcodec_get_class(), flags);
+ show_help_children(avformat_get_class(), flags);
+ show_help_children(sws_get_class(), flags);
+ show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM);
+
+ return 0;
+}
+
+void show_usage(void)
+{
+ av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n");
+ av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
+ av_log(NULL, AV_LOG_INFO, "\n");
+}
+
+
+static int opt_progress(const char *opt, const char *arg)
+{
+ AVIOContext *avio = NULL;
+ int ret;
+
+ if (!strcmp(arg, "-"))
+ arg = "pipe:";
+ ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL);
+ if (ret < 0) {
+ av_log(0, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n",
+ arg, av_err2str(ret));
+ return ret;
+ }
+ progress_avio = avio;
+ return 0;
+}
+
+#define OFFSET(x) offsetof(OptionsContext, x)
+const OptionDef options[] = {
+ /* main options */
+#include "cmdutils_common_opts.h"
+ { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" },
+ { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" },
+ { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
+ { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" },
+ { "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
+ { "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
+ { "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" },
+ { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
+ { "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
+ { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile",
+ "outfile[,metadata]:infile[,metadata]" },
+ { "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" },
+ { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" },
+ { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, //
+ { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" },
+ { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" },
+ { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(ts_scale)}, "set the input ts scale", "scale" },
+ { "timestamp", HAS_ARG | OPT_FUNC2, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" },
+ { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata)}, "add metadata", "string=string" },
+ { "dframes", HAS_ARG | OPT_FUNC2, {(void*)opt_data_frames}, "set the number of data frames to record", "number" },
+ { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
+ "add timings for benchmarking" },
+ { "benchmark_all", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark_all},
+ "add timings for each task" },
+ { "progress", HAS_ARG | OPT_EXPERT, {(void*)opt_progress},
+ "write program-readable progress information", "url" },
+ { "stdin", OPT_BOOL | OPT_EXPERT, {(void*)&stdin_interaction},
+ "enable or disable interaction on standard input" },
+ { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" },
+ { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump},
+ "dump each input packet" },
+ { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
+ "when dumping packets, also dump the payload" },
+ { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" },
+ { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
+ { "vsync", HAS_ARG | OPT_EXPERT, {(void*)opt_vsync}, "video sync method", "" },
+ { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
+ { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },
+ { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)&copy_ts}, "copy timestamps" },
+ { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&copy_tb}, "copy input stream time base when stream copying", "mode" },
+ { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, //
+ { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" },
+ { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_error_threshold}, "timestamp error delta threshold", "threshold" },
+ { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" },
+ { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, {.off = OFFSET(copy_initial_nonkeyframes)}, "copy initial non-keyframes" },
+ { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, {.off = OFFSET(max_frames)}, "set the number of frames to record", "number" },
+ { "tag", OPT_STRING | HAS_ARG | OPT_SPEC, {.off = OFFSET(codec_tags)}, "force codec tag/fourcc", "fourcc/tag" },
+ { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(qscale)}, "use fixed quality scale (VBR)", "q" },
+ { "qscale", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_qscale}, "use fixed quality scale (VBR)", "q" },
+ { "profile", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_profile}, "set profile", "profile" },
+ { "filter", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(filters)}, "set stream filterchain", "filter_list" },
+ { "filter_complex", HAS_ARG | OPT_EXPERT, {(void*)opt_filter_complex}, "create a complex filtergraph", "graph_description" },
+ { "stats", OPT_BOOL, {&print_stats}, "print progress report during encoding", },
+ { "attach", HAS_ARG | OPT_FUNC2, {(void*)opt_attach}, "add an attachment to the output file", "filename" },
+ { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(dump_attachment)}, "extract an attachment into a file", "filename" },
+ { "debug_ts", OPT_BOOL | OPT_EXPERT, {&debug_ts}, "print timestamp debugging info" },
+
+ /* video options */
+ { "vframes", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_frames}, "set the number of video frames to record", "number" },
+ { "r", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_rates)}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
+ { "s", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_sizes)}, "set frame size (WxH or abbreviation)", "size" },
+ { "aspect", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_aspect_ratios)}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
+ { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_pix_fmts)}, "set pixel format", "format" },
+ { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" },
+ { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
+ { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
+ { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
+ { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
+ { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
+ { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
+ { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
+ { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
+ { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" },
+ { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "deprecated use -g 1"},
+ { "vn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(video_disable)}, "disable video" },
+ { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
+ { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(rc_overrides)}, "rate control override for specific intervals", "override" },
+ { "vcodec", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
+ { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, "use same quantizer as source (implies VBR)" },
+ { "same_quant", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant},
+ "use same quantizer as source (implies VBR)" },
+ { "timecode", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_timecode}, "set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
+ { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" },
+ { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "select two pass log file name prefix", "prefix" },
+ { "deinterlace", OPT_EXPERT | OPT_VIDEO, {(void*)opt_deinterlace},
+ "this option is deprecated, use the yadif filter instead" },
+ { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
+ { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" },
+ { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" },
+ { "vf", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_filters}, "video filters", "filter list" },
+ { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(intra_matrices)}, "specify intra matrix coeffs", "matrix" },
+ { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(inter_matrices)}, "specify inter matrix coeffs", "matrix" },
+ { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_INT| OPT_SPEC, {.off = OFFSET(top_field_first)}, "top=1/bottom=0/auto=-1 field first", "" },
+ { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" },
+ { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_FUNC2, {(void*)opt_old2new}, "force video tag/fourcc", "fourcc/tag" },
+ { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" },
+ { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(force_fps)}, "force the selected framerate, disable the best supported framerate selection" },
+ { "streamid", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" },
+ { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(forced_key_frames)}, "force key frames at specified timestamps", "timestamps" },
+ { "b", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_bitrate}, "video bitrate (please use -b:v)", "bitrate" },
+
+ /* audio options */
+ { "aframes", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_frames}, "set the number of audio frames to record", "number" },
+ { "aq", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_qscale}, "set audio quality (codec-specific)", "quality", },
+ { "ar", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_sample_rate)}, "set audio sampling rate (in Hz)", "rate" },
+ { "ac", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_channels)}, "set number of audio channels", "channels" },
+ { "an", OPT_BOOL | OPT_AUDIO | OPT_OFFSET, {.off = OFFSET(audio_disable)}, "disable audio" },
+ { "acodec", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
+ { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_old2new}, "force audio tag/fourcc", "fourcc/tag" },
+ { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, //
+ { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_SPEC | OPT_STRING, {.off = OFFSET(sample_fmts)}, "set sample format", "format" },
+ { "channel_layout", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_channel_layout}, "set channel layout", "layout" },
+ { "af", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_filters}, "audio filters", "filter list" },
+
+ /* subtitle options */
+ { "sn", OPT_BOOL | OPT_SUBTITLE | OPT_OFFSET, {.off = OFFSET(subtitle_disable)}, "disable subtitle" },
+ { "scodec", HAS_ARG | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" },
+ { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_old2new}, "force subtitle tag/fourcc", "fourcc/tag" },
+
+ /* grab options */
+ { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" },
+ { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" },
+ { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" },
+
+ /* muxer options */
+ { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_max_delay)}, "set the maximum demux-decode delay", "seconds" },
+ { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_preload)}, "set the initial demux-decode delay", "seconds" },
+
+ { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(bitstream_filters)}, "A comma-separated list of bitstream filters", "bitstream_filters" },
+ { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "audio bitstream_filters" },
+ { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "video bitstream_filters" },
+
+ { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" },
+ { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" },
+ { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" },
+ { "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
+ /* data codec support */
+ { "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
+ { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" },
+
+ { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
+ { NULL, },
+};
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index 2b59711..dcf285d 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -264,6 +264,7 @@ static int scale_vector(int16_t *vector, int length)
for (i = 0; i < length; i++)
max = FFMAX(max, FFABS(vector[i]));
+ max = FFMIN(max, 0x7FFF);
bits = normalize_bits(max, 15);
scale = shift_table[bits];
@@ -913,6 +914,7 @@ static void formant_postfilter(G723_1_Context *p, int16_t *lpc, int16_t *buf)
}
iir_filter(filter_coef[0], filter_coef[1], buf + i,
filter_signal + i, 1);
+ lpc += LPC_ORDER;
}
memcpy(p->fir_mem, buf + FRAME_LEN, LPC_ORDER * sizeof(int16_t));
diff --git a/libavcodec/mpc8.c b/libavcodec/mpc8.c
index 7a075e3..cb30b2c 100644
--- a/libavcodec/mpc8.c
+++ b/libavcodec/mpc8.c
@@ -419,6 +419,8 @@ static int mpc8_decode_frame(AVCodecContext * avctx, void *data,
c->cur_frame++;
c->last_bits_used = get_bits_count(gb);
+ if(get_bits_left(gb) < 8) // we have only padding left
+ c->last_bits_used = buf_size << 3;
if(c->cur_frame >= c->frames)
c->cur_frame = 0;
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index d24b35d..8507976 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1686,7 +1686,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
if (s->frame_size <= 0 || s->frame_size > buf_size) {
av_log(avctx, AV_LOG_ERROR, "incomplete frame\n");
return AVERROR_INVALIDDATA;
- }else if(s->frame_size < buf_size){
+ } else if (s->frame_size < buf_size) {
av_log(avctx, AV_LOG_DEBUG, "incorrect frame size - multiple frames in buffer?\n");
buf_size= s->frame_size;
}
diff --git a/libavcodec/mpegaudioenc.c b/libavcodec/mpegaudioenc.c
index 585ef44..2c58ddf 100644
--- a/libavcodec/mpegaudioenc.c
+++ b/libavcodec/mpegaudioenc.c
@@ -24,6 +24,8 @@
* The simplest mpeg audio layer 2 encoder.
*/
+#include "libavutil/audioconvert.h"
+
#include "avcodec.h"
#include "internal.h"
#include "put_bits.h"
@@ -792,6 +794,9 @@ AVCodec ff_mp2_encoder = {
.supported_samplerates = (const int[]){
44100, 48000, 32000, 22050, 24000, 16000, 0
},
+ .channel_layouts = (const uint64_t[]){ AV_CH_LAYOUT_MONO,
+ AV_CH_LAYOUT_STEREO,
+ 0 },
.long_name = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
.defaults = mp2_defaults,
};
diff --git a/libavcodec/x86/pngdsp.asm b/libavcodec/x86/pngdsp.asm
index 8999c17..970f3db 100644
--- a/libavcodec/x86/pngdsp.asm
+++ b/libavcodec/x86/pngdsp.asm
@@ -28,7 +28,7 @@ SECTION_RODATA
cextern pw_255
-SECTION_TEXT 16
+SECTION_TEXT
; %1 = nr. of xmm registers used
%macro ADD_BYTES_FN 1
diff --git a/libavformat/id3v2.c b/libavformat/id3v2.c
index 97de41e..0cfa579 100644
--- a/libavformat/id3v2.c
+++ b/libavformat/id3v2.c
@@ -131,6 +131,8 @@ const CodecMime ff_id3v2_mime_tags[] = {
{"image/png" , AV_CODEC_ID_PNG},
{"image/tiff", AV_CODEC_ID_TIFF},
{"image/bmp", AV_CODEC_ID_BMP},
+ {"JPG", AV_CODEC_ID_MJPEG}, /* ID3v2.2 */
+ {"PNG" , AV_CODEC_ID_PNG}, /* ID3v2.2 */
{"", AV_CODEC_ID_NONE},
};
diff --git a/libavformat/rtmp.h b/libavformat/rtmp.h
index 7c9bb6d..bdac6fd 100644
--- a/libavformat/rtmp.h
+++ b/libavformat/rtmp.h
@@ -33,6 +33,15 @@
#define HMAC_OPAD_VAL 0x5C
/**
+ * A non-zero transaction id requires the server to send back
+ * a _result or _error response.
+ * Setting it to 0 marks the message as a notification not
+ * requiring feedback.
+ */
+
+#define RTMP_NOTIFICATION 0
+
+/**
* emulated Flash client version - 9.0.124.2 on Linux
* @{
*/
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 11ffca9..4120aa6 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -91,6 +91,7 @@ typedef struct RTMPContext {
char* flashver; ///< version of the flash plugin
char* swfurl; ///< url of the swf player
char* pageurl; ///< url of the web page
+ char* subscribe; ///< name of live stream to subscribe
int server_bw; ///< server bandwidth
int client_buffer_time; ///< client buffer time in ms
int flush_interval; ///< number of packets flushed in the same request (RTMPT only)
@@ -572,7 +573,7 @@ static int gen_check_bw(URLContext *s, RTMPContext *rt)
p = pkt.data;
ff_amf_write_string(&p, "_checkbw");
- ff_amf_write_number(&p, ++rt->nb_invokes);
+ ff_amf_write_number(&p, RTMP_NOTIFICATION);
ff_amf_write_null(&p);
ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size,
@@ -604,6 +605,30 @@ static int gen_bytes_read(URLContext *s, RTMPContext *rt, uint32_t ts)
return ret;
}
+static int gen_fcsubscribe_stream(URLContext *s, RTMPContext *rt,
+ const char *subscribe)
+{
+ RTMPPacket pkt;
+ uint8_t *p;
+ int ret;
+
+ if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL, RTMP_PT_INVOKE,
+ 0, 27 + strlen(subscribe))) < 0)
+ return ret;
+
+ p = pkt.data;
+ ff_amf_write_string(&p, "FCSubscribe");
+ ff_amf_write_number(&p, ++rt->nb_invokes);
+ ff_amf_write_null(&p);
+ ff_amf_write_string(&p, subscribe);
+
+ ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size,
+ rt->prev_pkt[1]);
+ ff_rtmp_packet_destroy(&pkt);
+
+ return ret;
+}
+
int ff_rtmp_calc_digest(const uint8_t *src, int len, int gap,
const uint8_t *key, int keylen, uint8_t *dst)
{
@@ -1011,6 +1036,20 @@ static int handle_invoke(URLContext *s, RTMPPacket *pkt)
}
if ((ret = gen_create_stream(s, rt)) < 0)
return ret;
+
+ if (rt->is_input) {
+ /* Send the FCSubscribe command when the name of live
+ * stream is defined by the user or if it's a live stream. */
+ if (rt->subscribe) {
+ if ((ret = gen_fcsubscribe_stream(s, rt,
+ rt->subscribe)) < 0)
+ return ret;
+ } else if (rt->live == -1) {
+ if ((ret = gen_fcsubscribe_stream(s, rt,
+ rt->playpath)) < 0)
+ return ret;
+ }
+ }
break;
case STATE_FCPUBLISH:
rt->state = STATE_CONNECTING;
@@ -1593,115 +1632,35 @@ static const AVOption rtmp_options[] = {
{"recorded", "recorded stream", 0, AV_OPT_TYPE_CONST, {0}, 0, 0, DEC, "rtmp_live"},
{"rtmp_pageurl", "URL of the web page in which the media was embedded. By default no value will be sent.", OFFSET(pageurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC},
{"rtmp_playpath", "Stream identifier to play or to publish", OFFSET(playpath), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
+ {"rtmp_subscribe", "Name of live stream to subscribe to. Defaults to rtmp_playpath.", OFFSET(subscribe), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC},
{"rtmp_swfurl", "URL of the SWF player. By default no value will be sent", OFFSET(swfurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{"rtmp_tcurl", "URL of the target stream. Defaults to proto://host[:port]/app.", OFFSET(tcurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
{ NULL },
};
-static const AVClass rtmp_class = {
- .class_name = "rtmp",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmp_protocol = {
- .name = "rtmp",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class= &rtmp_class,
+#define RTMP_PROTOCOL(flavor) \
+static const AVClass flavor##_class = { \
+ .class_name = #flavor, \
+ .item_name = av_default_item_name, \
+ .option = rtmp_options, \
+ .version = LIBAVUTIL_VERSION_INT, \
+}; \
+ \
+URLProtocol ff_##flavor##_protocol = { \
+ .name = #flavor, \
+ .url_open = rtmp_open, \
+ .url_read = rtmp_read, \
+ .url_write = rtmp_write, \
+ .url_close = rtmp_close, \
+ .priv_data_size = sizeof(RTMPContext), \
+ .flags = URL_PROTOCOL_FLAG_NETWORK, \
+ .priv_data_class= &flavor##_class, \
};
-static const AVClass rtmpe_class = {
- .class_name = "rtmpe",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmpe_protocol = {
- .name = "rtmpe",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class = &rtmpe_class,
-};
-static const AVClass rtmps_class = {
- .class_name = "rtmps",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmps_protocol = {
- .name = "rtmps",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class = &rtmps_class,
-};
-
-static const AVClass rtmpt_class = {
- .class_name = "rtmpt",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmpt_protocol = {
- .name = "rtmpt",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class = &rtmpt_class,
-};
-
-static const AVClass rtmpte_class = {
- .class_name = "rtmpte",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmpte_protocol = {
- .name = "rtmpte",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class = &rtmpte_class,
-};
-
-static const AVClass rtmpts_class = {
- .class_name = "rtmpts",
- .item_name = av_default_item_name,
- .option = rtmp_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-URLProtocol ff_rtmpts_protocol = {
- .name = "rtmpts",
- .url_open = rtmp_open,
- .url_read = rtmp_read,
- .url_write = rtmp_write,
- .url_close = rtmp_close,
- .priv_data_size = sizeof(RTMPContext),
- .flags = URL_PROTOCOL_FLAG_NETWORK,
- .priv_data_class = &rtmpts_class,
-};
+RTMP_PROTOCOL(rtmp)
+RTMP_PROTOCOL(rtmpe)
+RTMP_PROTOCOL(rtmps)
+RTMP_PROTOCOL(rtmpt)
+RTMP_PROTOCOL(rtmpte)
+RTMP_PROTOCOL(rtmpts)
diff --git a/libavformat/version.h b/libavformat/version.h
index ab34b33..53d9a06 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 54
#define LIBAVFORMAT_VERSION_MINOR 22
-#define LIBAVFORMAT_VERSION_MICRO 102
+#define LIBAVFORMAT_VERSION_MICRO 103
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
diff --git a/libavutil/arm/intmath.h b/libavutil/arm/intmath.h
index 52af66e..ebcb538 100644
--- a/libavutil/arm/intmath.h
+++ b/libavutil/arm/intmath.h
@@ -97,6 +97,8 @@ static av_always_inline av_const int FASTDIV(int a, int b)
#endif /* HAVE_ARMV6 */
+#if HAVE_ASM_MOD_Q
+
#define av_clipl_int32 av_clipl_int32_arm
static av_always_inline av_const int32_t av_clipl_int32_arm(int64_t a)
{
@@ -110,6 +112,8 @@ static av_always_inline av_const int32_t av_clipl_int32_arm(int64_t a)
return x;
}
+#endif /* HAVE_ASM_MOD_Q */
+
#endif /* HAVE_INLINE_ASM */
#endif /* AVUTIL_ARM_INTMATH_H */
diff --git a/libavutil/arm/intreadwrite.h b/libavutil/arm/intreadwrite.h
index 0c1f7e8..2340a9a 100644
--- a/libavutil/arm/intreadwrite.h
+++ b/libavutil/arm/intreadwrite.h
@@ -61,6 +61,8 @@ static av_always_inline void AV_WN32(void *p, uint32_t v)
__asm__ ("str %1, %0" : "=m"(*(uint32_t *)p) : "r"(v));
}
+#if HAVE_ASM_MOD_Q
+
#define AV_RN64 AV_RN64
static av_always_inline uint64_t AV_RN64(const void *p)
{
@@ -82,6 +84,8 @@ static av_always_inline void AV_WN64(void *p, uint64_t v)
: "r"(v));
}
+#endif /* HAVE_ASM_MOD_Q */
+
#endif /* HAVE_INLINE_ASM */
#endif /* AVUTIL_ARM_INTREADWRITE_H */
diff --git a/library.mak b/library.mak
index b1dd954..a53c635 100644
--- a/library.mak
+++ b/library.mak
@@ -20,7 +20,7 @@ $(SUBDIR)x86/%.o: $(SUBDIR)x86/%.asm
$(DEPYASM) $(YASMFLAGS) -I $(<D)/ -M -o $@ $< > $(@:.o=.d)
$(YASM) $(YASMFLAGS) -I $(<D)/ -o $@ $<
-$(OBJS) $(OBJS:.o=.s) $(SUBDIR)%.ho $(TESTOBJS): CPPFLAGS += -DHAVE_AV_CONFIG_H
+$(OBJS) $(OBJS:.o=.s) $(SUBDIR)%.h.o $(TESTOBJS): CPPFLAGS += -DHAVE_AV_CONFIG_H
$(TESTOBJS): CPPFLAGS += -DTEST
$(SUBDIR)$(LIBNAME): $(OBJS)
@@ -87,7 +87,7 @@ uninstall-libs::
-$(RM) "$(LIBDIR)/$(LIBNAME)"
uninstall-headers::
- $(RM) $(addprefix "$(INCINSTDIR)/",$(HEADERS)) $(addprefix "$(INCINSTDIR)/",$(BUILT_HEADERS))
+ $(RM) $(addprefix "$(INCINSTDIR)/",$(HEADERS) $(BUILT_HEADERS))
$(RM) "$(LIBDIR)/pkgconfig/lib$(NAME).pc"
-rmdir "$(INCINSTDIR)"
endef
diff --git a/tests/fate/video.mak b/tests/fate/video.mak
index 46dded5..cd1a865 100644
--- a/tests/fate/video.mak
+++ b/tests/fate/video.mak
@@ -167,8 +167,14 @@ FATE_VIDEO += fate-mpeg2-field-enc
fate-mpeg2-field-enc: CMD = framecrc -flags +bitexact -dct fastint -idct simple -i $(SAMPLES)/mpeg2/mpeg2_field_encoding.ts -an
# FIXME dropped frames in this test because of coarse timebase
-FATE_VIDEO += fate-nuv
-fate-nuv: CMD = framecrc -idct simple -i $(SAMPLES)/nuv/Today.nuv -an
+FATE_NUV += fate-nuv-rtjpeg
+fate-nuv-rtjpeg: CMD = framecrc -idct simple -i $(SAMPLES)/nuv/Today.nuv -an
+
+FATE_NUV += fate-nuv-rtjpeg-fh
+fate-nuv-rtjpeg-fh: CMD = framecrc -idct simple -i $(SAMPLES)/nuv/rtjpeg_frameheader.nuv -an
+
+FATE_VIDEO += $(FATE_NUV)
+fate-nuv: $(FATE_NUV)
FATE_VIDEO += fate-paf-video
fate-paf-video: CMD = framecrc -i $(SAMPLES)/paf/hod1-partial.paf -pix_fmt rgb24 -an
diff --git a/tests/ref/fate/acodec-g723_1 b/tests/ref/fate/acodec-g723_1
index 1060042..9f88a76 100644
--- a/tests/ref/fate/acodec-g723_1
+++ b/tests/ref/fate/acodec-g723_1
@@ -1,4 +1,4 @@
dec0deb2425e908d232d2471acff04a3 *tests/data/fate/acodec-g723_1.g723_1
4800 tests/data/fate/acodec-g723_1.g723_1
-87fd529c9e41914f73a865d147cc9516 *tests/data/fate/acodec-g723_1.out.wav
-stddev: 8425.98 PSNR: 17.82 MAXDIFF:53268 bytes: 95992/ 96000
+d70776846d77c652bceed281fcca9cc8 *tests/data/fate/acodec-g723_1.out.wav
+stddev: 8423.47 PSNR: 17.82 MAXDIFF:53292 bytes: 95992/ 96000
diff --git a/tests/ref/fate/nuv b/tests/ref/fate/nuv-rtjpeg
index 8838fbb..8838fbb 100644
--- a/tests/ref/fate/nuv
+++ b/tests/ref/fate/nuv-rtjpeg
diff --git a/tests/ref/fate/nuv-rtjpeg-fh b/tests/ref/fate/nuv-rtjpeg-fh
new file mode 100644
index 0000000..151ef88
--- /dev/null
+++ b/tests/ref/fate/nuv-rtjpeg-fh
@@ -0,0 +1,51 @@
+#tb 0: 1/50
+0, 0, 0, 1, 221184, 0xf48c94f6
+0, 2, 2, 1, 221184, 0x89b625b2
+0, 3, 3, 1, 221184, 0x37e04714
+0, 4, 4, 1, 221184, 0x4f4c5224
+0, 5, 5, 1, 221184, 0x9193c9f1
+0, 6, 6, 1, 221184, 0x5d1a6197
+0, 7, 7, 1, 221184, 0x40cd51e7
+0, 8, 8, 1, 221184, 0xb2c1a729
+0, 10, 10, 1, 221184, 0x998d6144
+0, 11, 11, 1, 221184, 0xf5d52311
+0, 12, 12, 1, 221184, 0xea9dd6bf
+0, 13, 13, 1, 221184, 0x0e2ed854
+0, 14, 14, 1, 221184, 0xe295ba58
+0, 15, 15, 1, 221184, 0x8aedbb69
+0, 16, 16, 1, 221184, 0x253c9aaa
+0, 17, 17, 1, 221184, 0x5eaf9fb1
+0, 18, 18, 1, 221184, 0xcdb5a0cb
+0, 19, 19, 1, 221184, 0xcdb5a0cb
+0, 20, 20, 1, 221184, 0x23f89994
+0, 21, 21, 1, 221184, 0x23f89994
+0, 22, 22, 1, 221184, 0x10dc98d6
+0, 23, 23, 1, 221184, 0x799b9d98
+0, 24, 24, 1, 221184, 0xb226996c
+0, 25, 25, 1, 221184, 0x0ac59a42
+0, 26, 26, 1, 221184, 0x87c2a654
+0, 27, 27, 1, 221184, 0xf4c1a711
+0, 28, 28, 1, 221184, 0xf60fa72e
+0, 29, 29, 1, 221184, 0xc8f8b6fc
+0, 30, 30, 1, 221184, 0xd709b813
+0, 31, 31, 1, 221184, 0x5fdfb76b
+0, 32, 32, 1, 221184, 0x5798b0aa
+0, 33, 33, 1, 221184, 0xf572b1c3
+0, 34, 34, 1, 221184, 0x14b0afdf
+0, 35, 35, 1, 221184, 0x0a66b5b8
+0, 36, 36, 1, 221184, 0xe316c620
+0, 37, 37, 1, 221184, 0xbc76c5c2
+0, 38, 38, 1, 221184, 0x77c7c5e5
+0, 39, 39, 1, 221184, 0xfc7ac63e
+0, 40, 40, 1, 221184, 0x05a29ffe
+0, 41, 41, 1, 221184, 0x9bffbf6c
+0, 42, 42, 1, 221184, 0x3c55be40
+0, 43, 43, 1, 221184, 0x6f46c14e
+0, 44, 44, 1, 221184, 0x9cf4ae70
+0, 45, 45, 1, 221184, 0xf205b2f8
+0, 46, 46, 1, 221184, 0x7180aff8
+0, 47, 47, 1, 221184, 0x125eaffe
+0, 48, 48, 1, 221184, 0x6970a32d
+0, 49, 49, 1, 221184, 0xaea79f62
+0, 50, 50, 1, 221184, 0x48d2a093
+0, 51, 51, 1, 221184, 0x10a59eb5
OpenPOWER on IntegriCloud