diff options
Diffstat (limited to 'libavcodec/utils.c')
-rw-r--r-- | libavcodec/utils.c | 1165 |
1 files changed, 834 insertions, 331 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index ba34576..59d41cc 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -3,20 +3,20 @@ * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -29,70 +29,66 @@ #include "libavutil/attributes.h" #include "libavutil/avassert.h" #include "libavutil/avstring.h" +#include "libavutil/bprint.h" #include "libavutil/channel_layout.h" #include "libavutil/crc.h" #include "libavutil/frame.h" #include "libavutil/hwcontext.h" #include "libavutil/internal.h" #include "libavutil/mathematics.h" +#include "libavutil/mem_internal.h" #include "libavutil/pixdesc.h" #include "libavutil/imgutils.h" #include "libavutil/samplefmt.h" #include "libavutil/dict.h" +#include "libavutil/thread.h" #include "avcodec.h" #include "decode.h" #include "hwaccel.h" #include "libavutil/opt.h" -#include "me_cmp.h" #include "mpegvideo.h" #include "thread.h" +#include "frame_thread_encoder.h" #include "internal.h" +#include "raw.h" #include "bytestream.h" #include "version.h" #include <stdlib.h> #include <stdarg.h> +#include <stdatomic.h> #include <limits.h> #include <float.h> +#if CONFIG_ICONV +# include <iconv.h> +#endif + +#include "libavutil/ffversion.h" +const char av_codec_ffversion[] = "FFmpeg version " FFMPEG_VERSION; -static int volatile entangled_thread_counter = 0; -static int (*lockmgr_cb)(void **mutex, enum AVLockOp op); -static void *codec_mutex; -static void *avformat_mutex; +static AVMutex codec_mutex = AV_MUTEX_INITIALIZER; void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size) { - void **p = ptr; + uint8_t **p = ptr; if (min_size > SIZE_MAX - AV_INPUT_BUFFER_PADDING_SIZE) { av_freep(p); *size = 0; return; } - av_fast_malloc(p, size, min_size + AV_INPUT_BUFFER_PADDING_SIZE); - if (*size) - memset((uint8_t *)*p + min_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); -} - -/* encoder management */ -static AVCodec *first_avcodec = NULL; - -AVCodec *av_codec_next(const AVCodec *c) -{ - if (c) - return c->next; - else - return first_avcodec; + if (!ff_fast_malloc(p, size, min_size + AV_INPUT_BUFFER_PADDING_SIZE, 1)) + memset(*p + min_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); } -static av_cold void avcodec_init(void) +void av_fast_padded_mallocz(void *ptr, unsigned int *size, size_t min_size) { - static int initialized = 0; - - if (initialized != 0) + uint8_t **p = ptr; + if (min_size > SIZE_MAX - AV_INPUT_BUFFER_PADDING_SIZE) { + av_freep(p); + *size = 0; return; - initialized = 1; - - if (CONFIG_ME_CMP) - ff_me_cmp_init_static(); + } + if (!ff_fast_malloc(p, size, min_size + AV_INPUT_BUFFER_PADDING_SIZE, 1)) + memset(*p, 0, min_size + AV_INPUT_BUFFER_PADDING_SIZE); } int av_codec_is_encoder(const AVCodec *codec) @@ -105,28 +101,17 @@ int av_codec_is_decoder(const AVCodec *codec) return codec && (codec->decode || codec->receive_frame); } -av_cold void avcodec_register(AVCodec *codec) -{ - AVCodec **p; - avcodec_init(); - p = &first_avcodec; - while (*p) - p = &(*p)->next; - *p = codec; - codec->next = NULL; - - if (codec->init_static_data) - codec->init_static_data(codec); -} - int ff_set_dimensions(AVCodecContext *s, int width, int height) { - int ret = av_image_check_size(width, height, 0, s); + int ret = av_image_check_size2(width, height, s->max_pixels, AV_PIX_FMT_NONE, 0, s); if (ret < 0) width = height = 0; - s->width = s->coded_width = width; - s->height = s->coded_height = height; + + s->coded_width = width; + s->coded_height = height; + s->width = AV_CEIL_RSHIFT(width, s->lowres); + s->height = AV_CEIL_RSHIFT(height, s->lowres); return ret; } @@ -169,10 +154,15 @@ int ff_side_data_update_matrix_encoding(AVFrame *frame, void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int linesize_align[AV_NUM_DATA_POINTERS]) { - size_t max_align = av_cpu_max_align(); int i; int w_align = 1; int h_align = 1; + AVPixFmtDescriptor const *desc = av_pix_fmt_desc_get(s->pix_fmt); + + if (desc) { + w_align = 1 << desc->log2_chroma_w; + h_align = 1 << desc->log2_chroma_h; + } switch (s->pix_fmt) { case AV_PIX_FMT_YUV420P: @@ -198,49 +188,106 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, case AV_PIX_FMT_YUV420P9BE: case AV_PIX_FMT_YUV420P10LE: case AV_PIX_FMT_YUV420P10BE: + case AV_PIX_FMT_YUV420P12LE: + case AV_PIX_FMT_YUV420P12BE: + case AV_PIX_FMT_YUV420P14LE: + case AV_PIX_FMT_YUV420P14BE: + case AV_PIX_FMT_YUV420P16LE: + case AV_PIX_FMT_YUV420P16BE: + case AV_PIX_FMT_YUVA420P9LE: + case AV_PIX_FMT_YUVA420P9BE: + case AV_PIX_FMT_YUVA420P10LE: + case AV_PIX_FMT_YUVA420P10BE: + case AV_PIX_FMT_YUVA420P16LE: + case AV_PIX_FMT_YUVA420P16BE: case AV_PIX_FMT_YUV422P9LE: case AV_PIX_FMT_YUV422P9BE: case AV_PIX_FMT_YUV422P10LE: case AV_PIX_FMT_YUV422P10BE: + case AV_PIX_FMT_YUV422P12LE: + case AV_PIX_FMT_YUV422P12BE: + case AV_PIX_FMT_YUV422P14LE: + case AV_PIX_FMT_YUV422P14BE: + case AV_PIX_FMT_YUV422P16LE: + case AV_PIX_FMT_YUV422P16BE: + case AV_PIX_FMT_YUVA422P9LE: + case AV_PIX_FMT_YUVA422P9BE: case AV_PIX_FMT_YUVA422P10LE: case AV_PIX_FMT_YUVA422P10BE: + case AV_PIX_FMT_YUVA422P16LE: + case AV_PIX_FMT_YUVA422P16BE: + case AV_PIX_FMT_YUV440P10LE: + case AV_PIX_FMT_YUV440P10BE: + case AV_PIX_FMT_YUV440P12LE: + case AV_PIX_FMT_YUV440P12BE: case AV_PIX_FMT_YUV444P9LE: case AV_PIX_FMT_YUV444P9BE: case AV_PIX_FMT_YUV444P10LE: case AV_PIX_FMT_YUV444P10BE: + case AV_PIX_FMT_YUV444P12LE: + case AV_PIX_FMT_YUV444P12BE: + case AV_PIX_FMT_YUV444P14LE: + case AV_PIX_FMT_YUV444P14BE: + case AV_PIX_FMT_YUV444P16LE: + case AV_PIX_FMT_YUV444P16BE: + case AV_PIX_FMT_YUVA444P9LE: + case AV_PIX_FMT_YUVA444P9BE: case AV_PIX_FMT_YUVA444P10LE: case AV_PIX_FMT_YUVA444P10BE: + case AV_PIX_FMT_YUVA444P16LE: + case AV_PIX_FMT_YUVA444P16BE: case AV_PIX_FMT_GBRP9LE: case AV_PIX_FMT_GBRP9BE: case AV_PIX_FMT_GBRP10LE: case AV_PIX_FMT_GBRP10BE: + case AV_PIX_FMT_GBRP12LE: + case AV_PIX_FMT_GBRP12BE: + case AV_PIX_FMT_GBRP14LE: + case AV_PIX_FMT_GBRP14BE: + case AV_PIX_FMT_GBRP16LE: + case AV_PIX_FMT_GBRP16BE: case AV_PIX_FMT_GBRAP12LE: case AV_PIX_FMT_GBRAP12BE: + case AV_PIX_FMT_GBRAP16LE: + case AV_PIX_FMT_GBRAP16BE: w_align = 16; //FIXME assume 16 pixel per macroblock h_align = 16 * 2; // interlaced needs 2 macroblocks height break; case AV_PIX_FMT_YUV411P: + case AV_PIX_FMT_YUVJ411P: case AV_PIX_FMT_UYYVYY411: w_align = 32; - h_align = 8; + h_align = 16 * 2; break; case AV_PIX_FMT_YUV410P: if (s->codec_id == AV_CODEC_ID_SVQ1) { w_align = 64; h_align = 64; } + break; case AV_PIX_FMT_RGB555: if (s->codec_id == AV_CODEC_ID_RPZA) { w_align = 4; h_align = 4; } + if (s->codec_id == AV_CODEC_ID_INTERPLAY_VIDEO) { + w_align = 8; + h_align = 8; + } + break; case AV_PIX_FMT_PAL8: case AV_PIX_FMT_BGR8: case AV_PIX_FMT_RGB8: - if (s->codec_id == AV_CODEC_ID_SMC) { + if (s->codec_id == AV_CODEC_ID_SMC || + s->codec_id == AV_CODEC_ID_CINEPAK) { w_align = 4; h_align = 4; } + if (s->codec_id == AV_CODEC_ID_JV || + s->codec_id == AV_CODEC_ID_INTERPLAY_VIDEO) { + w_align = 8; + h_align = 8; + } break; case AV_PIX_FMT_BGR24: if ((s->codec_id == AV_CODEC_ID_MSZH) || @@ -249,20 +296,39 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, h_align = 4; } break; + case AV_PIX_FMT_RGB24: + if (s->codec_id == AV_CODEC_ID_CINEPAK) { + w_align = 4; + h_align = 4; + } + break; default: - w_align = 1; - h_align = 1; break; } + if (s->codec_id == AV_CODEC_ID_IFF_ILBM) { + w_align = FFMAX(w_align, 8); + } + *width = FFALIGN(*width, w_align); *height = FFALIGN(*height, h_align); - if (s->codec_id == AV_CODEC_ID_H264) + if (s->codec_id == AV_CODEC_ID_H264 || s->lowres || + s->codec_id == AV_CODEC_ID_VP5 || s->codec_id == AV_CODEC_ID_VP6 || + s->codec_id == AV_CODEC_ID_VP6F || s->codec_id == AV_CODEC_ID_VP6A + ) { // some of the optimized chroma MC reads one line too much + // which is also done in mpeg decoders with lowres > 0 *height += 2; + // H.264 uses edge emulation for out of frame motion vectors, for this + // it requires a temporary area large enough to hold a 21x21 block, + // increasing witdth ensure that the temporary area is large enough, + // the next rounded up width is 32 + *width = FFMAX(*width, 32); + } + for (i = 0; i < 4; i++) - linesize_align[i] = max_align; + linesize_align[i] = STRIDE_ALIGN; } void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height) @@ -280,6 +346,29 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height) *width = FFALIGN(*width, align); } +int avcodec_enum_to_chroma_pos(int *xpos, int *ypos, enum AVChromaLocation pos) +{ + if (pos <= AVCHROMA_LOC_UNSPECIFIED || pos >= AVCHROMA_LOC_NB) + return AVERROR(EINVAL); + pos--; + + *xpos = (pos&1) * 128; + *ypos = ((pos>>1)^(pos<4)) * 128; + + return 0; +} + +enum AVChromaLocation avcodec_chroma_pos_to_enum(int xpos, int ypos) +{ + int pos, xout, yout; + + for (pos = AVCHROMA_LOC_UNSPECIFIED + 1; pos < AVCHROMA_LOC_NB; pos++) { + if (avcodec_enum_to_chroma_pos(&xout, &yout, pos) == 0 && xout == xpos && yout == ypos) + return pos; + } + return AVCHROMA_LOC_UNSPECIFIED; +} + int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, enum AVSampleFormat sample_fmt, const uint8_t *buf, int buf_size, int align) @@ -294,7 +383,7 @@ int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, planar = av_sample_fmt_is_planar(sample_fmt); if (planar && nb_channels > AV_NUM_DATA_POINTERS) { - if (!(frame->extended_data = av_mallocz(nb_channels * + if (!(frame->extended_data = av_mallocz_array(nb_channels, sizeof(*frame->extended_data)))) return AVERROR(ENOMEM); } else { @@ -302,10 +391,10 @@ int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, } if ((ret = av_samples_fill_arrays(frame->extended_data, &frame->linesize[0], - buf, nb_channels, frame->nb_samples, + (uint8_t *)(intptr_t)buf, nb_channels, frame->nb_samples, sample_fmt, align)) < 0) { if (frame->extended_data != frame->data) - av_free(frame->extended_data); + av_freep(&frame->extended_data); return ret; } if (frame->extended_data != frame->data) { @@ -316,6 +405,29 @@ int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, return ret; } +void ff_color_frame(AVFrame *frame, const int c[4]) +{ + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format); + int p, y, x; + + av_assert0(desc->flags & AV_PIX_FMT_FLAG_PLANAR); + + for (p = 0; p<desc->nb_components; p++) { + uint8_t *dst = frame->data[p]; + int is_chroma = p == 1 || p == 2; + int bytes = is_chroma ? AV_CEIL_RSHIFT(frame->width, desc->log2_chroma_w) : frame->width; + int height = is_chroma ? AV_CEIL_RSHIFT(frame->height, desc->log2_chroma_h) : frame->height; + for (y = 0; y < height; y++) { + if (desc->comp[0].depth >= 9) { + for (x = 0; x<bytes; x++) + ((uint16_t*)dst)[x] = c[p]; + }else + memset(dst, c[p], bytes); + dst += frame->linesize[p]; + } + } +} + int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size) { int i; @@ -325,6 +437,7 @@ int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, v if (ret) ret[i] = r; } + emms_c(); return 0; } @@ -337,24 +450,107 @@ int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, if (ret) ret[i] = r; } + emms_c(); return 0; } +enum AVPixelFormat avpriv_find_pix_fmt(const PixelFormatTag *tags, + unsigned int fourcc) +{ + while (tags->pix_fmt >= 0) { + if (tags->fourcc == fourcc) + return tags->pix_fmt; + tags++; + } + return AV_PIX_FMT_NONE; +} + +#if FF_API_CODEC_GET_SET +MAKE_ACCESSORS(AVCodecContext, codec, AVRational, pkt_timebase) +MAKE_ACCESSORS(AVCodecContext, codec, const AVCodecDescriptor *, codec_descriptor) +MAKE_ACCESSORS(AVCodecContext, codec, int, lowres) +MAKE_ACCESSORS(AVCodecContext, codec, int, seek_preroll) +MAKE_ACCESSORS(AVCodecContext, codec, uint16_t*, chroma_intra_matrix) + +unsigned av_codec_get_codec_properties(const AVCodecContext *codec) +{ + return codec->properties; +} + +int av_codec_get_max_lowres(const AVCodec *codec) +{ + return codec->max_lowres; +} +#endif + +int avpriv_codec_get_cap_skip_frame_fill_param(const AVCodec *codec){ + return !!(codec->caps_internal & FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM); +} + +static int64_t get_bit_rate(AVCodecContext *ctx) +{ + int64_t bit_rate; + int bits_per_sample; + + switch (ctx->codec_type) { + case AVMEDIA_TYPE_VIDEO: + case AVMEDIA_TYPE_DATA: + case AVMEDIA_TYPE_SUBTITLE: + case AVMEDIA_TYPE_ATTACHMENT: + bit_rate = ctx->bit_rate; + break; + case AVMEDIA_TYPE_AUDIO: + bits_per_sample = av_get_bits_per_sample(ctx->codec_id); + bit_rate = bits_per_sample ? ctx->sample_rate * (int64_t)ctx->channels * bits_per_sample : ctx->bit_rate; + break; + default: + bit_rate = 0; + break; + } + return bit_rate; +} + + +static void ff_lock_avcodec(AVCodecContext *log_ctx, const AVCodec *codec) +{ + if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) + ff_mutex_lock(&codec_mutex); +} + +static void ff_unlock_avcodec(const AVCodec *codec) +{ + if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) + ff_mutex_unlock(&codec_mutex); +} + +int attribute_align_arg ff_codec_open2_recursive(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options) +{ + int ret = 0; + + ff_unlock_avcodec(codec); + + ret = avcodec_open2(avctx, codec, options); + + ff_lock_avcodec(avctx, codec); + return ret; +} + int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options) { int ret = 0; AVDictionary *tmp = NULL; + const AVPixFmtDescriptor *pixdesc; if (avcodec_is_open(avctx)) return 0; if ((!codec && !avctx->codec)) { - av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2().\n"); + av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2()\n"); return AVERROR(EINVAL); } if ((codec && avctx->codec && codec != avctx->codec)) { av_log(avctx, AV_LOG_ERROR, "This AVCodecContext was allocated for %s, " - "but %s passed to avcodec_open2().\n", avctx->codec->name, codec->name); + "but %s passed to avcodec_open2()\n", avctx->codec->name, codec->name); return AVERROR(EINVAL); } if (!codec) @@ -366,25 +562,9 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (options) av_dict_copy(&tmp, *options, 0); - /* If there is a user-supplied mutex locking routine, call it. */ - if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) { - if (lockmgr_cb) { - if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) - return -1; - } - - entangled_thread_counter++; - if (entangled_thread_counter != 1) { - av_log(avctx, AV_LOG_ERROR, - "Insufficient thread locking. At least %d threads are " - "calling avcodec_open2() at the same time right now.\n", - entangled_thread_counter); - ret = -1; - goto end; - } - } + ff_lock_avcodec(avctx, codec); - avctx->internal = av_mallocz(sizeof(AVCodecInternal)); + avctx->internal = av_mallocz(sizeof(*avctx->internal)); if (!avctx->internal) { ret = AVERROR(ENOMEM); goto end; @@ -432,6 +612,8 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code goto free_and_end; } + avctx->internal->skip_samples_multiplier = 1; + if (codec->priv_data_size > 0) { if (!avctx->priv_data) { avctx->priv_data = av_mallocz(codec->priv_data_size); @@ -452,17 +634,27 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if ((ret = av_opt_set_dict(avctx, &tmp)) < 0) goto free_and_end; - if (avctx->coded_width && avctx->coded_height && !avctx->width && !avctx->height) + if (avctx->codec_whitelist && av_match_list(codec->name, avctx->codec_whitelist, ',') <= 0) { + av_log(avctx, AV_LOG_ERROR, "Codec (%s) not on whitelist \'%s\'\n", codec->name, avctx->codec_whitelist); + ret = AVERROR(EINVAL); + goto free_and_end; + } + + // only call ff_set_dimensions() for non H.264/VP6F/DXV codecs so as not to overwrite previously setup dimensions + if (!(avctx->coded_width && avctx->coded_height && avctx->width && avctx->height && + (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_VP6F || avctx->codec_id == AV_CODEC_ID_DXV))) { + if (avctx->coded_width && avctx->coded_height) ret = ff_set_dimensions(avctx, avctx->coded_width, avctx->coded_height); else if (avctx->width && avctx->height) ret = ff_set_dimensions(avctx, avctx->width, avctx->height); if (ret < 0) goto free_and_end; + } if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height) - && ( av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0 - || av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0)) { - av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n"); + && ( av_image_check_size2(avctx->coded_width, avctx->coded_height, avctx->max_pixels, AV_PIX_FMT_NONE, 0, avctx) < 0 + || av_image_check_size2(avctx->width, avctx->height, avctx->max_pixels, AV_PIX_FMT_NONE, 0, avctx) < 0)) { + av_log(avctx, AV_LOG_WARNING, "Ignoring invalid width/height values\n"); ff_set_dimensions(avctx, 0, 0); } @@ -494,14 +686,25 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code } if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) { - av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n"); + av_log(avctx, AV_LOG_ERROR, "Codec type or id mismatches\n"); ret = AVERROR(EINVAL); goto free_and_end; } avctx->frame_number = 0; + avctx->codec_descriptor = avcodec_descriptor_get(avctx->codec_id); if ((avctx->codec->capabilities & AV_CODEC_CAP_EXPERIMENTAL) && avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { + const char *codec_string = av_codec_is_encoder(codec) ? "encoder" : "decoder"; + AVCodec *codec2; + av_log(avctx, AV_LOG_ERROR, + "The %s '%s' is experimental but experimental codecs are not enabled, " + "add '-strict %d' if you want to use it.\n", + codec_string, codec->name, FF_COMPLIANCE_EXPERIMENTAL); + codec2 = av_codec_is_encoder(codec) ? avcodec_find_encoder(codec->id) : avcodec_find_decoder(codec->id); + if (!(codec2->capabilities & AV_CODEC_CAP_EXPERIMENTAL)) + av_log(avctx, AV_LOG_ERROR, "Alternatively use the non experimental %s '%s'.\n", + codec_string, codec2->name); ret = AVERROR_EXPERIMENTAL; goto free_and_end; } @@ -512,7 +715,19 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code avctx->time_base.den = avctx->sample_rate; } - if (HAVE_THREADS) { + if (!HAVE_THREADS) + av_log(avctx, AV_LOG_WARNING, "Warning: not compiled with thread support, using thread emulation\n"); + + if (CONFIG_FRAME_THREAD_ENCODER && av_codec_is_encoder(avctx->codec)) { + ff_unlock_avcodec(codec); //we will instantiate a few encoders thus kick the counter to prevent false detection of a problem + ret = ff_frame_thread_encoder_init(avctx, options ? *options : NULL); + ff_lock_avcodec(avctx, codec); + if (ret < 0) + goto free_and_end; + } + + if (HAVE_THREADS + && !(avctx->internal->frame_thread_encoder && (avctx->active_thread_type&FF_THREAD_FRAME))) { ret = ff_thread_init(avctx); if (ret < 0) { goto free_and_end; @@ -521,6 +736,12 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (!HAVE_THREADS && !(codec->capabilities & AV_CODEC_CAP_AUTO_THREADS)) avctx->thread_count = 1; + if (avctx->codec->max_lowres < avctx->lowres || avctx->lowres < 0) { + av_log(avctx, AV_LOG_WARNING, "The maximum value for lowres supported by the decoder is %d\n", + avctx->codec->max_lowres); + avctx->lowres = avctx->codec->max_lowres; + } + if (av_codec_is_encoder(avctx->codec)) { int i; #if FF_API_CODED_FRAME @@ -551,7 +772,10 @@ FF_ENABLE_DEPRECATION_WARNINGS } } if (avctx->codec->sample_fmts[i] == AV_SAMPLE_FMT_NONE) { - av_log(avctx, AV_LOG_ERROR, "Specified sample_fmt is not supported.\n"); + char buf[128]; + snprintf(buf, sizeof(buf), "%d", avctx->sample_fmt); + av_log(avctx, AV_LOG_ERROR, "Specified sample format %s is invalid or not supported\n", + (char *)av_x_if_null(av_get_sample_fmt_name(avctx->sample_fmt), buf)); ret = AVERROR(EINVAL); goto free_and_end; } @@ -560,12 +784,18 @@ FF_ENABLE_DEPRECATION_WARNINGS for (i = 0; avctx->codec->pix_fmts[i] != AV_PIX_FMT_NONE; i++) if (avctx->pix_fmt == avctx->codec->pix_fmts[i]) break; - if (avctx->codec->pix_fmts[i] == AV_PIX_FMT_NONE) { - av_log(avctx, AV_LOG_ERROR, "Specified pix_fmt is not supported\n"); + if (avctx->codec->pix_fmts[i] == AV_PIX_FMT_NONE + && !((avctx->codec_id == AV_CODEC_ID_MJPEG || avctx->codec_id == AV_CODEC_ID_LJPEG) + && avctx->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL)) { + char buf[128]; + snprintf(buf, sizeof(buf), "%d", avctx->pix_fmt); + av_log(avctx, AV_LOG_ERROR, "Specified pixel format %s is invalid or not supported\n", + (char *)av_x_if_null(av_get_pix_fmt_name(avctx->pix_fmt), buf)); ret = AVERROR(EINVAL); goto free_and_end; } if (avctx->codec->pix_fmts[i] == AV_PIX_FMT_YUVJ420P || + avctx->codec->pix_fmts[i] == AV_PIX_FMT_YUVJ411P || avctx->codec->pix_fmts[i] == AV_PIX_FMT_YUVJ422P || avctx->codec->pix_fmts[i] == AV_PIX_FMT_YUVJ440P || avctx->codec->pix_fmts[i] == AV_PIX_FMT_YUVJ444P) @@ -576,39 +806,77 @@ FF_ENABLE_DEPRECATION_WARNINGS if (avctx->sample_rate == avctx->codec->supported_samplerates[i]) break; if (avctx->codec->supported_samplerates[i] == 0) { - av_log(avctx, AV_LOG_ERROR, "Specified sample_rate is not supported\n"); + av_log(avctx, AV_LOG_ERROR, "Specified sample rate %d is not supported\n", + avctx->sample_rate); ret = AVERROR(EINVAL); goto free_and_end; } } + if (avctx->sample_rate < 0) { + av_log(avctx, AV_LOG_ERROR, "Specified sample rate %d is not supported\n", + avctx->sample_rate); + ret = AVERROR(EINVAL); + goto free_and_end; + } if (avctx->codec->channel_layouts) { if (!avctx->channel_layout) { - av_log(avctx, AV_LOG_WARNING, "channel_layout not specified\n"); + av_log(avctx, AV_LOG_WARNING, "Channel layout not specified\n"); } else { for (i = 0; avctx->codec->channel_layouts[i] != 0; i++) if (avctx->channel_layout == avctx->codec->channel_layouts[i]) break; if (avctx->codec->channel_layouts[i] == 0) { - av_log(avctx, AV_LOG_ERROR, "Specified channel_layout is not supported\n"); + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); + av_log(avctx, AV_LOG_ERROR, "Specified channel layout '%s' is not supported\n", buf); ret = AVERROR(EINVAL); goto free_and_end; } } } if (avctx->channel_layout && avctx->channels) { - if (av_get_channel_layout_nb_channels(avctx->channel_layout) != avctx->channels) { - av_log(avctx, AV_LOG_ERROR, "channel layout does not match number of channels\n"); + int channels = av_get_channel_layout_nb_channels(avctx->channel_layout); + if (channels != avctx->channels) { + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); + av_log(avctx, AV_LOG_ERROR, + "Channel layout '%s' with %d channels does not match number of specified channels %d\n", + buf, channels, avctx->channels); ret = AVERROR(EINVAL); goto free_and_end; } } else if (avctx->channel_layout) { avctx->channels = av_get_channel_layout_nb_channels(avctx->channel_layout); } + if (avctx->channels < 0) { + av_log(avctx, AV_LOG_ERROR, "Specified number of channels %d is not supported\n", + avctx->channels); + ret = AVERROR(EINVAL); + goto free_and_end; + } + if(avctx->codec_type == AVMEDIA_TYPE_VIDEO) { + pixdesc = av_pix_fmt_desc_get(avctx->pix_fmt); + if ( avctx->bits_per_raw_sample < 0 + || (avctx->bits_per_raw_sample > 8 && pixdesc->comp[0].depth <= 8)) { + av_log(avctx, AV_LOG_WARNING, "Specified bit depth %d not possible with the specified pixel formats depth %d\n", + avctx->bits_per_raw_sample, pixdesc->comp[0].depth); + avctx->bits_per_raw_sample = pixdesc->comp[0].depth; + } + if (avctx->width <= 0 || avctx->height <= 0) { + av_log(avctx, AV_LOG_ERROR, "dimensions not set\n"); + ret = AVERROR(EINVAL); + goto free_and_end; + } + } + if ( (avctx->codec_type == AVMEDIA_TYPE_VIDEO || avctx->codec_type == AVMEDIA_TYPE_AUDIO) + && avctx->bit_rate>0 && avctx->bit_rate<1000) { + av_log(avctx, AV_LOG_WARNING, "Bitrate %"PRId64" is extremely low, maybe you mean %"PRId64"k\n", avctx->bit_rate, avctx->bit_rate); + } if (!avctx->rc_initial_buffer_occupancy) - avctx->rc_initial_buffer_occupancy = avctx->rc_buffer_size * 3 / 4; + avctx->rc_initial_buffer_occupancy = avctx->rc_buffer_size * 3LL / 4; - if (avctx->ticks_per_frame && + if (avctx->ticks_per_frame && avctx->time_base.num && avctx->ticks_per_frame > INT_MAX / avctx->time_base.num) { av_log(avctx, AV_LOG_ERROR, "ticks_per_frame %d too large for the timebase %d/%d.", @@ -640,22 +908,41 @@ FF_ENABLE_DEPRECATION_WARNINGS } } - if (avctx->codec->init && !(avctx->active_thread_type & FF_THREAD_FRAME)) { + avctx->pts_correction_num_faulty_pts = + avctx->pts_correction_num_faulty_dts = 0; + avctx->pts_correction_last_pts = + avctx->pts_correction_last_dts = INT64_MIN; + + if ( !CONFIG_GRAY && avctx->flags & AV_CODEC_FLAG_GRAY + && avctx->codec_descriptor->type == AVMEDIA_TYPE_VIDEO) + av_log(avctx, AV_LOG_WARNING, + "gray decoding requested but not enabled at configuration time\n"); + + if ( avctx->codec->init && (!(avctx->active_thread_type&FF_THREAD_FRAME) + || avctx->internal->frame_thread_encoder)) { ret = avctx->codec->init(avctx); if (ret < 0) { goto free_and_end; } } + ret=0; + if (av_codec_is_decoder(avctx->codec)) { + if (!avctx->bit_rate) + avctx->bit_rate = get_bit_rate(avctx); /* validate channel layout from the decoder */ if (avctx->channel_layout) { int channels = av_get_channel_layout_nb_channels(avctx->channel_layout); if (!avctx->channels) avctx->channels = channels; else if (channels != avctx->channels) { + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); av_log(avctx, AV_LOG_WARNING, - "channel layout does not match number of channels\n"); + "Channel layout '%s' with %d channels does not match specified number of channels %d: " + "ignoring specified channel layout\n", + buf, channels, avctx->channels); avctx->channel_layout = 0; } } @@ -664,17 +951,55 @@ FF_ENABLE_DEPRECATION_WARNINGS ret = AVERROR(EINVAL); goto free_and_end; } - } -end: - if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) { - entangled_thread_counter--; - - /* Release any user-supplied mutex. */ - if (lockmgr_cb) { - (*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); + if (avctx->sub_charenc) { + if (avctx->codec_type != AVMEDIA_TYPE_SUBTITLE) { + av_log(avctx, AV_LOG_ERROR, "Character encoding is only " + "supported with subtitles codecs\n"); + ret = AVERROR(EINVAL); + goto free_and_end; + } else if (avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB) { + av_log(avctx, AV_LOG_WARNING, "Codec '%s' is bitmap-based, " + "subtitles character encoding will be ignored\n", + avctx->codec_descriptor->name); + avctx->sub_charenc_mode = FF_SUB_CHARENC_MODE_DO_NOTHING; + } else { + /* input character encoding is set for a text based subtitle + * codec at this point */ + if (avctx->sub_charenc_mode == FF_SUB_CHARENC_MODE_AUTOMATIC) + avctx->sub_charenc_mode = FF_SUB_CHARENC_MODE_PRE_DECODER; + + if (avctx->sub_charenc_mode == FF_SUB_CHARENC_MODE_PRE_DECODER) { +#if CONFIG_ICONV + iconv_t cd = iconv_open("UTF-8", avctx->sub_charenc); + if (cd == (iconv_t)-1) { + ret = AVERROR(errno); + av_log(avctx, AV_LOG_ERROR, "Unable to open iconv context " + "with input character encoding \"%s\"\n", avctx->sub_charenc); + goto free_and_end; + } + iconv_close(cd); +#else + av_log(avctx, AV_LOG_ERROR, "Character encoding subtitles " + "conversion needs a libavcodec built with iconv support " + "for this codec\n"); + ret = AVERROR(ENOSYS); + goto free_and_end; +#endif + } + } } + +#if FF_API_AVCTX_TIMEBASE + if (avctx->framerate.num > 0 && avctx->framerate.den > 0) + avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1})); +#endif + } + if (codec->priv_data_size > 0 && avctx->priv_data && codec->priv_class) { + av_assert0(*(const AVClass **)avctx->priv_data == codec->priv_class); } +end: + ff_unlock_avcodec(codec); if (options) { av_dict_free(options); *options = tmp; @@ -686,7 +1011,7 @@ free_and_end: (avctx->codec->caps_internal & FF_CODEC_CAP_INIT_CLEANUP)) avctx->codec->close(avctx); - if (avctx->priv_data && avctx->codec && avctx->codec->priv_class) + if (codec->priv_class && codec->priv_data_size) av_opt_free(avctx->priv_data); av_opt_free(avctx); @@ -730,20 +1055,28 @@ void avsubtitle_free(AVSubtitle *sub) av_freep(&sub->rects); - memset(sub, 0, sizeof(AVSubtitle)); + memset(sub, 0, sizeof(*sub)); } av_cold int avcodec_close(AVCodecContext *avctx) { int i; + if (!avctx) + return 0; + if (avcodec_is_open(avctx)) { FramePool *pool = avctx->internal->pool; - + if (CONFIG_FRAME_THREAD_ENCODER && + avctx->internal->frame_thread_encoder && avctx->thread_count > 1) { + ff_frame_thread_encoder_free(avctx); + } if (HAVE_THREADS && avctx->internal->thread_ctx) ff_thread_free(avctx); if (avctx->codec && avctx->codec->close) avctx->codec->close(avctx); + avctx->internal->byte_buffer_size = 0; + av_freep(&avctx->internal->byte_buffer); av_frame_free(&avctx->internal->to_free); av_frame_free(&avctx->internal->compat_decode_frame); av_frame_free(&avctx->internal->buffer_frame); @@ -791,82 +1124,24 @@ FF_ENABLE_DEPRECATION_WARNINGS return 0; } -static AVCodec *find_encdec(enum AVCodecID id, int encoder) +const char *avcodec_get_name(enum AVCodecID id) { - AVCodec *p, *experimental = NULL; - p = first_avcodec; - while (p) { - if ((encoder ? av_codec_is_encoder(p) : av_codec_is_decoder(p)) && - p->id == id) { - if (p->capabilities & AV_CODEC_CAP_EXPERIMENTAL && !experimental) { - experimental = p; - } else - return p; - } - p = p->next; - } - return experimental; -} - -AVCodec *avcodec_find_encoder(enum AVCodecID id) -{ - return find_encdec(id, 1); -} - -AVCodec *avcodec_find_encoder_by_name(const char *name) -{ - AVCodec *p; - if (!name) - return NULL; - p = first_avcodec; - while (p) { - if (av_codec_is_encoder(p) && strcmp(name, p->name) == 0) - return p; - p = p->next; - } - return NULL; -} - -AVCodec *avcodec_find_decoder(enum AVCodecID id) -{ - return find_encdec(id, 0); -} - -AVCodec *avcodec_find_decoder_by_name(const char *name) -{ - AVCodec *p; - if (!name) - return NULL; - p = first_avcodec; - while (p) { - if (av_codec_is_decoder(p) && strcmp(name, p->name) == 0) - return p; - p = p->next; - } - return NULL; -} - -static int get_bit_rate(AVCodecContext *ctx) -{ - int bit_rate; - int bits_per_sample; - - switch (ctx->codec_type) { - case AVMEDIA_TYPE_VIDEO: - case AVMEDIA_TYPE_DATA: - case AVMEDIA_TYPE_SUBTITLE: - case AVMEDIA_TYPE_ATTACHMENT: - bit_rate = ctx->bit_rate; - break; - case AVMEDIA_TYPE_AUDIO: - bits_per_sample = av_get_bits_per_sample(ctx->codec_id); - bit_rate = bits_per_sample ? ctx->sample_rate * ctx->channels * bits_per_sample : ctx->bit_rate; - break; - default: - bit_rate = 0; - break; - } - return bit_rate; + const AVCodecDescriptor *cd; + AVCodec *codec; + + if (id == AV_CODEC_ID_NONE) + return "none"; + cd = avcodec_descriptor_get(id); + if (cd) + return cd->name; + av_log(NULL, AV_LOG_WARNING, "Codec 0x%x is not in the full list.\n", id); + codec = avcodec_find_decoder(id); + if (codec) + return codec->name; + codec = avcodec_find_encoder(id); + if (codec) + return codec->name; + return "unknown_codec"; } size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag) @@ -876,7 +1151,7 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta #define TAG_PRINT(x) \ (((x) >= '0' && (x) <= '9') || \ ((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z') || \ - ((x) == '.' || (x) == ' ')) + ((x) == '.' || (x) == ' ' || (x) == '-' || (x) == '_')) for (i = 0; i < 4; i++) { len = snprintf(buf, buf_size, @@ -891,68 +1166,99 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) { + const char *codec_type; const char *codec_name; const char *profile = NULL; - char buf1[32]; - int bitrate; + int64_t bitrate; int new_line = 0; AVRational display_aspect_ratio; - const AVCodecDescriptor *desc = avcodec_descriptor_get(enc->codec_id); + const char *separator = enc->dump_separator ? (const char *)enc->dump_separator : ", "; - if (desc) { - codec_name = desc->name; - profile = avcodec_profile_name(enc->codec_id, enc->profile); - } else if (enc->codec_id == AV_CODEC_ID_MPEG2TS) { - /* fake mpeg2 transport stream codec (currently not - * registered) */ - codec_name = "mpeg2ts"; - } else { - /* output avi tags */ - char tag_buf[32]; - av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag); - snprintf(buf1, sizeof(buf1), "%s / 0x%04X", tag_buf, enc->codec_tag); - codec_name = buf1; - } + if (!buf || buf_size <= 0) + return; + codec_type = av_get_media_type_string(enc->codec_type); + codec_name = avcodec_get_name(enc->codec_id); + profile = avcodec_profile_name(enc->codec_id, enc->profile); + + snprintf(buf, buf_size, "%s: %s", codec_type ? codec_type : "unknown", + codec_name); + buf[0] ^= 'a' ^ 'A'; /* first letter in uppercase */ + + if (enc->codec && strcmp(enc->codec->name, codec_name)) + snprintf(buf + strlen(buf), buf_size - strlen(buf), " (%s)", enc->codec->name); + + if (profile) + snprintf(buf + strlen(buf), buf_size - strlen(buf), " (%s)", profile); + if ( enc->codec_type == AVMEDIA_TYPE_VIDEO + && av_log_get_level() >= AV_LOG_VERBOSE + && enc->refs) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", %d reference frame%s", + enc->refs, enc->refs > 1 ? "s" : ""); + + if (enc->codec_tag) + snprintf(buf + strlen(buf), buf_size - strlen(buf), " (%s / 0x%04X)", + av_fourcc2str(enc->codec_tag), enc->codec_tag); switch (enc->codec_type) { case AVMEDIA_TYPE_VIDEO: - snprintf(buf, buf_size, - "Video: %s%s", - codec_name, enc->mb_decision ? " (hq)" : ""); - if (profile) - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " (%s)", profile); - if (enc->codec_tag) { - char tag_buf[32]; - av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag); - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " [%s / 0x%04X]", tag_buf, enc->codec_tag); - } + { + char detail[256] = "("; - av_strlcat(buf, "\n ", buf_size); - snprintf(buf + strlen(buf), buf_size - strlen(buf), + av_strlcat(buf, separator, buf_size); + + snprintf(buf + strlen(buf), buf_size - strlen(buf), "%s", enc->pix_fmt == AV_PIX_FMT_NONE ? "none" : av_get_pix_fmt_name(enc->pix_fmt)); + if (enc->bits_per_raw_sample && enc->pix_fmt != AV_PIX_FMT_NONE && + enc->bits_per_raw_sample < av_pix_fmt_desc_get(enc->pix_fmt)->comp[0].depth) + av_strlcatf(detail, sizeof(detail), "%d bpc, ", enc->bits_per_raw_sample); + if (enc->color_range != AVCOL_RANGE_UNSPECIFIED) + av_strlcatf(detail, sizeof(detail), "%s, ", + av_color_range_name(enc->color_range)); + + if (enc->colorspace != AVCOL_SPC_UNSPECIFIED || + enc->color_primaries != AVCOL_PRI_UNSPECIFIED || + enc->color_trc != AVCOL_TRC_UNSPECIFIED) { + if (enc->colorspace != (int)enc->color_primaries || + enc->colorspace != (int)enc->color_trc) { + new_line = 1; + av_strlcatf(detail, sizeof(detail), "%s/%s/%s, ", + av_color_space_name(enc->colorspace), + av_color_primaries_name(enc->color_primaries), + av_color_transfer_name(enc->color_trc)); + } else + av_strlcatf(detail, sizeof(detail), "%s, ", + av_get_colorspace_name(enc->colorspace)); + } - if (enc->color_range != AVCOL_RANGE_UNSPECIFIED) - snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", - av_color_range_name(enc->color_range)); - if (enc->colorspace != AVCOL_SPC_UNSPECIFIED || - enc->color_primaries != AVCOL_PRI_UNSPECIFIED || - enc->color_trc != AVCOL_TRC_UNSPECIFIED) { - new_line = 1; - snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s/%s/%s", - av_color_space_name(enc->colorspace), - av_color_primaries_name(enc->color_primaries), - av_color_transfer_name(enc->color_trc)); + if (enc->field_order != AV_FIELD_UNKNOWN) { + const char *field_order = "progressive"; + if (enc->field_order == AV_FIELD_TT) + field_order = "top first"; + else if (enc->field_order == AV_FIELD_BB) + field_order = "bottom first"; + else if (enc->field_order == AV_FIELD_TB) + field_order = "top coded first (swapped)"; + else if (enc->field_order == AV_FIELD_BT) + field_order = "bottom coded first (swapped)"; + + av_strlcatf(detail, sizeof(detail), "%s, ", field_order); + } + + if (av_log_get_level() >= AV_LOG_VERBOSE && + enc->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED) + av_strlcatf(detail, sizeof(detail), "%s, ", + av_chroma_location_name(enc->chroma_sample_location)); + + if (strlen(detail) > 1) { + detail[strlen(detail) - 2] = 0; + av_strlcatf(buf, buf_size, "%s)", detail); + } } - if (av_log_get_level() >= AV_LOG_DEBUG && - enc->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED) - snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", - av_chroma_location_name(enc->chroma_sample_location)); if (enc->width) { - av_strlcat(buf, new_line ? "\n " : ", ", buf_size); + av_strlcat(buf, new_line ? separator : ", ", buf_size); snprintf(buf + strlen(buf), buf_size - strlen(buf), "%dx%d", @@ -966,11 +1272,11 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) if (enc->sample_aspect_ratio.num) { av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den, - enc->width * enc->sample_aspect_ratio.num, - enc->height * enc->sample_aspect_ratio.den, + enc->width * (int64_t)enc->sample_aspect_ratio.num, + enc->height * (int64_t)enc->sample_aspect_ratio.den, 1024 * 1024); snprintf(buf + strlen(buf), buf_size - strlen(buf), - " [PAR %d:%d DAR %d:%d]", + " [SAR %d:%d DAR %d:%d]", enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den, display_aspect_ratio.num, display_aspect_ratio.den); } @@ -984,23 +1290,18 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) if (encode) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", q=%d-%d", enc->qmin, enc->qmax); + } else { + if (enc->properties & FF_CODEC_PROPERTY_CLOSED_CAPTIONS) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", Closed Captions"); + if (enc->properties & FF_CODEC_PROPERTY_LOSSLESS) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", lossless"); } break; case AVMEDIA_TYPE_AUDIO: - snprintf(buf, buf_size, - "Audio: %s", - codec_name); - if (profile) - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " (%s)", profile); - if (enc->codec_tag) { - char tag_buf[32]; - av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag); - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " [%s / 0x%04X]", tag_buf, enc->codec_tag); - } + av_strlcat(buf, separator, buf_size); - av_strlcat(buf, "\n ", buf_size); if (enc->sample_rate) { snprintf(buf + strlen(buf), buf_size - strlen(buf), "%d Hz, ", enc->sample_rate); @@ -1010,18 +1311,34 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", av_get_sample_fmt_name(enc->sample_fmt)); } + if ( enc->bits_per_raw_sample > 0 + && enc->bits_per_raw_sample != av_get_bytes_per_sample(enc->sample_fmt) * 8) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + " (%d bit)", enc->bits_per_raw_sample); + if (av_log_get_level() >= AV_LOG_VERBOSE) { + if (enc->initial_padding) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", delay %d", enc->initial_padding); + if (enc->trailing_padding) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", padding %d", enc->trailing_padding); + } break; case AVMEDIA_TYPE_DATA: - snprintf(buf, buf_size, "Data: %s", codec_name); + if (av_log_get_level() >= AV_LOG_DEBUG) { + int g = av_gcd(enc->time_base.num, enc->time_base.den); + if (g) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", %d/%d", + enc->time_base.num / g, enc->time_base.den / g); + } break; case AVMEDIA_TYPE_SUBTITLE: - snprintf(buf, buf_size, "Subtitle: %s", codec_name); - break; - case AVMEDIA_TYPE_ATTACHMENT: - snprintf(buf, buf_size, "Attachment: %s", codec_name); + if (enc->width) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", %dx%d", enc->width, enc->height); break; default: - snprintf(buf, buf_size, "Invalid Codec type %d", enc->codec_type); return; } if (encode) { @@ -1035,7 +1352,10 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) bitrate = get_bit_rate(enc); if (bitrate != 0) { snprintf(buf + strlen(buf), buf_size - strlen(buf), - ", %d kb/s", bitrate / 1000); + ", %"PRId64" kb/s", bitrate / 1000); + } else if (enc->rc_max_rate > 0) { + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", max. %"PRId64" kb/s", enc->rc_max_rate / 1000); } } @@ -1069,35 +1389,52 @@ const char *avcodec_profile_name(enum AVCodecID codec_id, int profile) unsigned avcodec_version(void) { +// av_assert0(AV_CODEC_ID_V410==164); + av_assert0(AV_CODEC_ID_PCM_S8_PLANAR==65563); + av_assert0(AV_CODEC_ID_ADPCM_G722==69660); +// av_assert0(AV_CODEC_ID_BMV_AUDIO==86071); + av_assert0(AV_CODEC_ID_SRT==94216); + av_assert0(LIBAVCODEC_VERSION_MICRO >= 100); + return LIBAVCODEC_VERSION_INT; } const char *avcodec_configuration(void) { - return LIBAV_CONFIGURATION; + return FFMPEG_CONFIGURATION; } const char *avcodec_license(void) { #define LICENSE_PREFIX "libavcodec license: " - return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1; + return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; } int av_get_exact_bits_per_sample(enum AVCodecID codec_id) { switch (codec_id) { + case AV_CODEC_ID_8SVX_EXP: + case AV_CODEC_ID_8SVX_FIB: case AV_CODEC_ID_ADPCM_CT: case AV_CODEC_ID_ADPCM_IMA_APC: case AV_CODEC_ID_ADPCM_IMA_EA_SEAD: + case AV_CODEC_ID_ADPCM_IMA_OKI: case AV_CODEC_ID_ADPCM_IMA_WS: case AV_CODEC_ID_ADPCM_G722: case AV_CODEC_ID_ADPCM_YAMAHA: + case AV_CODEC_ID_ADPCM_AICA: return 4; + case AV_CODEC_ID_DSD_LSBF: + case AV_CODEC_ID_DSD_MSBF: + case AV_CODEC_ID_DSD_LSBF_PLANAR: + case AV_CODEC_ID_DSD_MSBF_PLANAR: case AV_CODEC_ID_PCM_ALAW: case AV_CODEC_ID_PCM_MULAW: case AV_CODEC_ID_PCM_S8: + case AV_CODEC_ID_PCM_S8_PLANAR: case AV_CODEC_ID_PCM_U8: case AV_CODEC_ID_PCM_ZORK: + case AV_CODEC_ID_SDX2_DPCM: return 8; case AV_CODEC_ID_PCM_S16BE: case AV_CODEC_ID_PCM_S16BE_PLANAR: @@ -1120,15 +1457,41 @@ int av_get_exact_bits_per_sample(enum AVCodecID codec_id) case AV_CODEC_ID_PCM_U32LE: case AV_CODEC_ID_PCM_F32BE: case AV_CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_F24LE: + case AV_CODEC_ID_PCM_F16LE: return 32; case AV_CODEC_ID_PCM_F64BE: case AV_CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_S64BE: + case AV_CODEC_ID_PCM_S64LE: return 64; default: return 0; } } +enum AVCodecID av_get_pcm_codec(enum AVSampleFormat fmt, int be) +{ + static const enum AVCodecID map[AV_SAMPLE_FMT_NB][2] = { + [AV_SAMPLE_FMT_U8 ] = { AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_U8 }, + [AV_SAMPLE_FMT_S16 ] = { AV_CODEC_ID_PCM_S16LE, AV_CODEC_ID_PCM_S16BE }, + [AV_SAMPLE_FMT_S32 ] = { AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE }, + [AV_SAMPLE_FMT_FLT ] = { AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F32BE }, + [AV_SAMPLE_FMT_DBL ] = { AV_CODEC_ID_PCM_F64LE, AV_CODEC_ID_PCM_F64BE }, + [AV_SAMPLE_FMT_U8P ] = { AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_U8 }, + [AV_SAMPLE_FMT_S16P] = { AV_CODEC_ID_PCM_S16LE, AV_CODEC_ID_PCM_S16BE }, + [AV_SAMPLE_FMT_S32P] = { AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE }, + [AV_SAMPLE_FMT_S64P] = { AV_CODEC_ID_PCM_S64LE, AV_CODEC_ID_PCM_S64BE }, + [AV_SAMPLE_FMT_FLTP] = { AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F32BE }, + [AV_SAMPLE_FMT_DBLP] = { AV_CODEC_ID_PCM_F64LE, AV_CODEC_ID_PCM_F64BE }, + }; + if (fmt < 0 || fmt >= AV_SAMPLE_FMT_NB) + return AV_CODEC_ID_NONE; + if (be < 0 || be > 1) + be = AV_NE(1, 0); + return map[fmt][be]; +} + int av_get_bits_per_sample(enum AVCodecID codec_id) { switch (codec_id) { @@ -1148,13 +1511,15 @@ int av_get_bits_per_sample(enum AVCodecID codec_id) } static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, - uint32_t tag, int bits_per_coded_sample, int frame_bytes) + uint32_t tag, int bits_per_coded_sample, int64_t bitrate, + uint8_t * extradata, int frame_size, int frame_bytes) { int bps = av_get_exact_bits_per_sample(id); + int framecount = (ba > 0 && frame_bytes / ba > 0) ? frame_bytes / ba : 1; /* codecs with an exact constant bits per sample */ - if (bps > 0 && ch > 0 && frame_bytes > 0) - return (frame_bytes * 8) / (bps * ch); + if (bps > 0 && ch > 0 && frame_bytes > 0 && ch < 32768 && bps < 32768) + return (frame_bytes * 8LL) / (bps * ch); bps = bits_per_coded_sample; /* codecs with a fixed packet duration */ @@ -1163,16 +1528,16 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, case AV_CODEC_ID_ADPCM_IMA_QT: return 64; case AV_CODEC_ID_ADPCM_EA_XAS: return 128; case AV_CODEC_ID_AMR_NB: + case AV_CODEC_ID_EVRC: case AV_CODEC_ID_GSM: case AV_CODEC_ID_QCELP: - case AV_CODEC_ID_RA_144: case AV_CODEC_ID_RA_288: return 160; - case AV_CODEC_ID_IMC: return 256; case AV_CODEC_ID_AMR_WB: case AV_CODEC_ID_GSM_MS: return 320; case AV_CODEC_ID_MP1: return 384; case AV_CODEC_ID_ATRAC1: return 512; - case AV_CODEC_ID_ATRAC3: return 1024; + case AV_CODEC_ID_ATRAC3: return 1024 * framecount; + case AV_CODEC_ID_ATRAC3P: return 2048; case AV_CODEC_ID_MP2: case AV_CODEC_ID_MUSEPACK7: return 1152; case AV_CODEC_ID_AC3: return 1536; @@ -1182,6 +1547,8 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, /* calc from sample rate */ if (id == AV_CODEC_ID_TTA) return 256 * sr / 245; + else if (id == AV_CODEC_ID_DST) + return 588 * sr / 44100; if (ch > 0) { /* calc from sample rate and channels */ @@ -1216,23 +1583,38 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, return 240 * (frame_bytes / 32); if (id == AV_CODEC_ID_NELLYMOSER) return 256 * (frame_bytes / 64); + if (id == AV_CODEC_ID_RA_144) + return 160 * (frame_bytes / 20); + if (id == AV_CODEC_ID_G723_1) + return 240 * (frame_bytes / 24); if (bps > 0) { /* calc from frame_bytes and bits_per_coded_sample */ - if (id == AV_CODEC_ID_ADPCM_G726) + if (id == AV_CODEC_ID_ADPCM_G726 || id == AV_CODEC_ID_ADPCM_G726LE) return frame_bytes * 8 / bps; } - if (ch > 0) { + if (ch > 0 && ch < INT_MAX/16) { /* calc from frame_bytes and channels */ switch (id) { + case AV_CODEC_ID_ADPCM_AFC: + return frame_bytes / (9 * ch) * 16; + case AV_CODEC_ID_ADPCM_PSX: + case AV_CODEC_ID_ADPCM_DTK: + return frame_bytes / (16 * ch) * 28; case AV_CODEC_ID_ADPCM_4XM: + case AV_CODEC_ID_ADPCM_IMA_DAT4: case AV_CODEC_ID_ADPCM_IMA_ISS: return (frame_bytes - 4 * ch) * 2 / ch; case AV_CODEC_ID_ADPCM_IMA_SMJPEG: return (frame_bytes - 4) * 2 / ch; case AV_CODEC_ID_ADPCM_IMA_AMV: return (frame_bytes - 8) * 2 / ch; + case AV_CODEC_ID_ADPCM_THP: + case AV_CODEC_ID_ADPCM_THP_LE: + if (extradata) + return frame_bytes * 14 / (8 * ch); + break; case AV_CODEC_ID_ADPCM_XA: return (frame_bytes / 128) * 224 / ch; case AV_CODEC_ID_INTERPLAY_DPCM: @@ -1247,6 +1629,9 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, return 6 * frame_bytes / ch; case AV_CODEC_ID_PCM_LXF: return 2 * (frame_bytes / (5 * ch)); + case AV_CODEC_ID_IAC: + case AV_CODEC_ID_IMC: + return 4 * frame_bytes / ch; } if (tag) { @@ -1264,13 +1649,19 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, int blocks = frame_bytes / ba; switch (id) { case AV_CODEC_ID_ADPCM_IMA_WAV: - return blocks * (1 + (ba - 4 * ch) / (4 * ch) * 8); + if (bps < 2 || bps > 5) + return 0; + return blocks * (1 + (ba - 4 * ch) / (bps * ch) * 8); case AV_CODEC_ID_ADPCM_IMA_DK3: return blocks * (((ba - 16) * 2 / 3 * 4) / ch); case AV_CODEC_ID_ADPCM_IMA_DK4: return blocks * (1 + (ba - 4 * ch) * 2 / ch); + case AV_CODEC_ID_ADPCM_IMA_RAD: + return blocks * ((ba - 4 * ch) * 2 / ch); case AV_CODEC_ID_ADPCM_MS: return blocks * (2 + (ba - 7 * ch) * 2 / ch); + case AV_CODEC_ID_ADPCM_MTAF: + return blocks * (ba - 16) * 2 / ch; } } @@ -1278,9 +1669,13 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, /* calc from frame_bytes, channels, and bits_per_coded_sample */ switch (id) { case AV_CODEC_ID_PCM_DVD: - return 2 * (frame_bytes / ((bps * 2 / 8) * ch)); + if(bps<4 || frame_bytes<3) + return 0; + return 2 * ((frame_bytes - 3) / ((bps * 2 / 8) * ch)); case AV_CODEC_ID_PCM_BLURAY: - return frame_bytes / ((FFALIGN(ch, 2) * bps) / 8); + if(bps<4 || frame_bytes<4) + return 0; + return (frame_bytes - 4) / ((FFALIGN(ch, 2) * bps) / 8); case AV_CODEC_ID_S302M: return 2 * (frame_bytes / ((bps + 4) / 4)) / ch; } @@ -1288,6 +1683,17 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, } } + /* Fall back on using frame_size */ + if (frame_size > 1 && frame_bytes) + return frame_size; + + //For WMA we currently have no other means to calculate duration thus we + //do it here by assuming CBR, which is true for all known cases. + if (bitrate > 0 && frame_bytes > 0 && sr > 0 && ba > 1) { + if (id == AV_CODEC_ID_WMAV1 || id == AV_CODEC_ID_WMAV2) + return (frame_bytes * 8LL * sr) / bitrate; + } + return 0; } @@ -1296,6 +1702,7 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) return get_audio_frame_duration(avctx->codec_id, avctx->sample_rate, avctx->channels, avctx->block_align, avctx->codec_tag, avctx->bits_per_coded_sample, + avctx->bit_rate, avctx->extradata, avctx->frame_size, frame_bytes); } @@ -1304,6 +1711,7 @@ int av_get_audio_frame_duration2(AVCodecParameters *par, int frame_bytes) return get_audio_frame_duration(par->codec_id, par->sample_rate, par->channels, par->block_align, par->codec_tag, par->bits_per_coded_sample, + par->bit_rate, par->extradata, par->frame_size, frame_bytes); } @@ -1358,77 +1766,37 @@ void av_register_hwaccel(AVHWAccel *hwaccel) } #endif +#if FF_API_LOCKMGR int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op)) { - if (lockmgr_cb) { - // There is no good way to rollback a failure to destroy the - // mutex, so we ignore failures. - lockmgr_cb(&codec_mutex, AV_LOCK_DESTROY); - lockmgr_cb(&avformat_mutex, AV_LOCK_DESTROY); - lockmgr_cb = NULL; - codec_mutex = NULL; - avformat_mutex = NULL; - } - - if (cb) { - void *new_codec_mutex = NULL; - void *new_avformat_mutex = NULL; - int err; - if (err = cb(&new_codec_mutex, AV_LOCK_CREATE)) { - return err > 0 ? AVERROR_UNKNOWN : err; - } - if (err = cb(&new_avformat_mutex, AV_LOCK_CREATE)) { - // Ignore failures to destroy the newly created mutex. - cb(&new_codec_mutex, AV_LOCK_DESTROY); - return err > 0 ? AVERROR_UNKNOWN : err; - } - lockmgr_cb = cb; - codec_mutex = new_codec_mutex; - avformat_mutex = new_avformat_mutex; - } - - return 0; -} - -int avpriv_lock_avformat(void) -{ - if (lockmgr_cb) { - if ((*lockmgr_cb)(&avformat_mutex, AV_LOCK_OBTAIN)) - return -1; - } - return 0; -} - -int avpriv_unlock_avformat(void) -{ - if (lockmgr_cb) { - if ((*lockmgr_cb)(&avformat_mutex, AV_LOCK_RELEASE)) - return -1; - } return 0; } +#endif unsigned int avpriv_toupper4(unsigned int x) { return av_toupper(x & 0xFF) + (av_toupper((x >> 8) & 0xFF) << 8) + (av_toupper((x >> 16) & 0xFF) << 16) + - (av_toupper((x >> 24) & 0xFF) << 24); +((unsigned)av_toupper((x >> 24) & 0xFF) << 24); } int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src) { int ret; - dst->owner = src->owner; + dst->owner[0] = src->owner[0]; + dst->owner[1] = src->owner[1]; ret = av_frame_ref(dst->f, src->f); if (ret < 0) return ret; + av_assert0(!dst->progress); + if (src->progress && !(dst->progress = av_buffer_ref(src->progress))) { - ff_thread_release_buffer(dst->owner, dst); + ff_thread_release_buffer(dst->owner[0], dst); return AVERROR(ENOMEM); } @@ -1437,9 +1805,14 @@ int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src) #if !HAVE_THREADS +enum AVPixelFormat ff_thread_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt) +{ + return ff_get_format(avctx, fmt); +} + int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags) { - f->owner = avctx; + f->owner[0] = f->owner[1] = avctx; return ff_get_buffer(avctx, f->f, flags); } @@ -1461,6 +1834,28 @@ void ff_thread_await_progress(ThreadFrame *f, int progress, int field) { } +int ff_thread_can_start_frame(AVCodecContext *avctx) +{ + return 1; +} + +int ff_alloc_entries(AVCodecContext *avctx, int count) +{ + return 0; +} + +void ff_reset_entries(AVCodecContext *avctx) +{ +} + +void ff_thread_await_progress2(AVCodecContext *avctx, int field, int thread, int shift) +{ +} + +void ff_thread_report_progress2(AVCodecContext *avctx, int field, int thread, int n) +{ +} + #endif int avcodec_is_open(AVCodecContext *s) @@ -1468,13 +1863,36 @@ int avcodec_is_open(AVCodecContext *s) return !!s->internal; } -const uint8_t *avpriv_find_start_code(const uint8_t *restrict p, +int avpriv_bprint_to_extradata(AVCodecContext *avctx, struct AVBPrint *buf) +{ + int ret; + char *str; + + ret = av_bprint_finalize(buf, &str); + if (ret < 0) + return ret; + if (!av_bprint_is_complete(buf)) { + av_free(str); + return AVERROR(ENOMEM); + } + + avctx->extradata = str; + /* Note: the string is NUL terminated (so extradata can be read as a + * string), but the ending character is not accounted in the size (in + * binary formats you are likely not supposed to mux that character). When + * extradata is copied, it is also padded with AV_INPUT_BUFFER_PADDING_SIZE + * zeros. */ + avctx->extradata_size = buf->len; + return 0; +} + +const uint8_t *avpriv_find_start_code(const uint8_t *av_restrict p, const uint8_t *end, - uint32_t * restrict state) + uint32_t *av_restrict state) { int i; - assert(p <= end); + av_assert0(p <= end); if (p >= end) return end; @@ -1557,6 +1975,8 @@ static void codec_parameters_reset(AVCodecParameters *par) par->color_space = AVCOL_SPC_UNSPECIFIED; par->chroma_location = AVCHROMA_LOC_UNSPECIFIED; par->sample_aspect_ratio = (AVRational){ 0, 1 }; + par->profile = FF_PROFILE_UNKNOWN; + par->level = FF_LEVEL_UNKNOWN; } AVCodecParameters *avcodec_parameters_alloc(void) @@ -1609,6 +2029,7 @@ int avcodec_parameters_from_context(AVCodecParameters *par, par->bit_rate = codec->bit_rate; par->bits_per_coded_sample = codec->bits_per_coded_sample; + par->bits_per_raw_sample = codec->bits_per_raw_sample; par->profile = codec->profile; par->level = codec->level; @@ -1624,14 +2045,22 @@ int avcodec_parameters_from_context(AVCodecParameters *par, par->color_space = codec->colorspace; par->chroma_location = codec->chroma_sample_location; par->sample_aspect_ratio = codec->sample_aspect_ratio; + par->video_delay = codec->has_b_frames; break; case AVMEDIA_TYPE_AUDIO: - par->format = codec->sample_fmt; - par->channel_layout = codec->channel_layout; - par->channels = codec->channels; - par->sample_rate = codec->sample_rate; - par->block_align = codec->block_align; - par->initial_padding = codec->initial_padding; + par->format = codec->sample_fmt; + par->channel_layout = codec->channel_layout; + par->channels = codec->channels; + par->sample_rate = codec->sample_rate; + par->block_align = codec->block_align; + par->frame_size = codec->frame_size; + par->initial_padding = codec->initial_padding; + par->trailing_padding = codec->trailing_padding; + par->seek_preroll = codec->seek_preroll; + break; + case AVMEDIA_TYPE_SUBTITLE: + par->width = codec->width; + par->height = codec->height; break; } @@ -1655,6 +2084,7 @@ int avcodec_parameters_to_context(AVCodecContext *codec, codec->bit_rate = par->bit_rate; codec->bits_per_coded_sample = par->bits_per_coded_sample; + codec->bits_per_raw_sample = par->bits_per_raw_sample; codec->profile = par->profile; codec->level = par->level; @@ -1670,14 +2100,23 @@ int avcodec_parameters_to_context(AVCodecContext *codec, codec->colorspace = par->color_space; codec->chroma_sample_location = par->chroma_location; codec->sample_aspect_ratio = par->sample_aspect_ratio; + codec->has_b_frames = par->video_delay; break; case AVMEDIA_TYPE_AUDIO: - codec->sample_fmt = par->format; - codec->channel_layout = par->channel_layout; - codec->channels = par->channels; - codec->sample_rate = par->sample_rate; - codec->block_align = par->block_align; - codec->initial_padding = par->initial_padding; + codec->sample_fmt = par->format; + codec->channel_layout = par->channel_layout; + codec->channels = par->channels; + codec->sample_rate = par->sample_rate; + codec->block_align = par->block_align; + codec->frame_size = par->frame_size; + codec->delay = + codec->initial_padding = par->initial_padding; + codec->trailing_padding = par->trailing_padding; + codec->seek_preroll = par->seek_preroll; + break; + case AVMEDIA_TYPE_SUBTITLE: + codec->width = par->width; + codec->height = par->height; break; } @@ -1692,3 +2131,67 @@ int avcodec_parameters_to_context(AVCodecContext *codec, return 0; } + +int ff_alloc_a53_sei(const AVFrame *frame, size_t prefix_len, + void **data, size_t *sei_size) +{ + AVFrameSideData *side_data = NULL; + uint8_t *sei_data; + + if (frame) + side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_A53_CC); + + if (!side_data) { + *data = NULL; + return 0; + } + + *sei_size = side_data->size + 11; + *data = av_mallocz(*sei_size + prefix_len); + if (!*data) + return AVERROR(ENOMEM); + sei_data = (uint8_t*)*data + prefix_len; + + // country code + sei_data[0] = 181; + sei_data[1] = 0; + sei_data[2] = 49; + + /** + * 'GA94' is standard in North America for ATSC, but hard coding + * this style may not be the right thing to do -- other formats + * do exist. This information is not available in the side_data + * so we are going with this right now. + */ + AV_WL32(sei_data + 3, MKTAG('G', 'A', '9', '4')); + sei_data[7] = 3; + sei_data[8] = ((side_data->size/3) & 0x1f) | 0x40; + sei_data[9] = 0; + + memcpy(sei_data + 10, side_data->data, side_data->size); + + sei_data[side_data->size+10] = 255; + + return 0; +} + +int64_t ff_guess_coded_bitrate(AVCodecContext *avctx) +{ + AVRational framerate = avctx->framerate; + int bits_per_coded_sample = avctx->bits_per_coded_sample; + int64_t bitrate; + + if (!(framerate.num && framerate.den)) + framerate = av_inv_q(avctx->time_base); + if (!(framerate.num && framerate.den)) + return 0; + + if (!bits_per_coded_sample) { + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); + bits_per_coded_sample = av_get_bits_per_pixel(desc); + } + bitrate = (int64_t)bits_per_coded_sample * avctx->width * avctx->height * + framerate.num / framerate.den; + + return bitrate; +} |