diff options
Diffstat (limited to 'cmdutils.c')
-rw-r--r-- | cmdutils.c | 212 |
1 files changed, 80 insertions, 132 deletions
@@ -2,20 +2,20 @@ * Various utilities for command line tools * Copyright (c) 2000-2003 Fabrice Bellard * - * 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 */ @@ -213,6 +213,7 @@ static inline void prepare_app_arguments(int *argc_ptr, char ***argv_ptr) } #endif /* WIN32 && !__MINGW32CE__ */ + int parse_option(void *optctx, const char *opt, const char *arg, const OptionDef *options) { const OptionDef *po; @@ -351,25 +352,27 @@ void parse_loglevel(int argc, char **argv, const OptionDef *options) opt_loglevel("loglevel", argv[idx + 1]); } -#define FLAGS (o->type == AV_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0 +#define FLAGS(o) ((o)->type == AV_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0 int opt_default(const char *opt, const char *arg) { - const AVOption *o; + const AVOption *oc, *of, *os; char opt_stripped[128]; const char *p; - const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class(), *sc = sws_get_class(); + const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class(), *sc; if (!(p = strchr(opt, ':'))) p = opt + strlen(opt); av_strlcpy(opt_stripped, opt, FFMIN(sizeof(opt_stripped), p - opt + 1)); - if ((o = av_opt_find(&cc, opt_stripped, NULL, 0, AV_OPT_SEARCH_CHILDREN|AV_OPT_SEARCH_FAKE_OBJ)) || + if ((oc = av_opt_find(&cc, opt_stripped, NULL, 0, AV_OPT_SEARCH_CHILDREN|AV_OPT_SEARCH_FAKE_OBJ)) || ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') && - (o = av_opt_find(&cc, opt+1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ)))) - av_dict_set(&codec_opts, opt, arg, FLAGS); - else if ((o = av_opt_find(&fc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) - av_dict_set(&format_opts, opt, arg, FLAGS); - else if ((o = av_opt_find(&sc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) { + (oc = av_opt_find(&cc, opt+1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ)))) + av_dict_set(&codec_opts, opt, arg, FLAGS(oc)); + if ((of = av_opt_find(&fc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) + av_dict_set(&format_opts, opt, arg, FLAGS(of)); +#if CONFIG_SWSCALE + sc = sws_get_class(); + if ((os = av_opt_find(&sc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) { // XXX we only support sws_flags, not arbitrary sws options int ret = av_opt_set(sws_opts, opt, arg, 0); if (ret < 0) { @@ -377,8 +380,9 @@ int opt_default(const char *opt, const char *arg) return ret; } } +#endif - if (o) + if (oc || of || os) return 0; av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt); return AVERROR_OPTION_NOT_FOUND; @@ -419,6 +423,12 @@ int opt_loglevel(const char *opt, const char *arg) return 0; } +int opt_codec_debug(const char *opt, const char *arg) +{ + av_log_set_level(AV_LOG_DEBUG); + return opt_default(opt, arg); +} + int opt_timelimit(const char *opt, const char *arg) { #if HAVE_SETRLIMIT @@ -462,7 +472,7 @@ static int warned_cfg = 0; } \ if (flags & SHOW_CONFIG) { \ const char *cfg = libname##_configuration(); \ - if (strcmp(LIBAV_CONFIGURATION, cfg)) { \ + if (strcmp(FFMPEG_CONFIGURATION, cfg)) { \ if (!warned_cfg) { \ av_log(NULL, level, \ "%sWARNING: library configuration mismatch\n", \ @@ -488,22 +498,23 @@ static void print_all_libs_info(int flags, int level) void show_banner(void) { - av_log(NULL, AV_LOG_INFO, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n", + av_log(NULL, AV_LOG_INFO, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d the FFmpeg developers\n", program_name, program_birth_year, this_year); av_log(NULL, AV_LOG_INFO, " built on %s %s with %s %s\n", __DATE__, __TIME__, CC_TYPE, CC_VERSION); - av_log(NULL, AV_LOG_VERBOSE, " configuration: " LIBAV_CONFIGURATION "\n"); - print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_VERBOSE); - print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_VERBOSE); + av_log(NULL, AV_LOG_INFO, " configuration: " FFMPEG_CONFIGURATION "\n"); + print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_INFO); + print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_INFO); } -void show_version(void) { +int opt_version(const char *opt, const char *arg) { av_log_set_callback(log_callback_help); - printf("%s " LIBAV_VERSION "\n", program_name); + printf("%s " FFMPEG_VERSION "\n", program_name); print_all_libs_info(SHOW_VERSION, AV_LOG_INFO); + return 0; } -void show_license(void) +int opt_license(const char *opt, const char *arg) { printf( #if CONFIG_NONFREE @@ -570,9 +581,10 @@ void show_license(void) program_name, program_name, program_name #endif ); + return 0; } -void show_formats(void) +int opt_formats(const char *opt, const char *arg) { AVInputFormat *ifmt=NULL; AVOutputFormat *ofmt=NULL; @@ -619,9 +631,10 @@ void show_formats(void) name, long_name ? long_name:" "); } + return 0; } -void show_codecs(void) +int opt_codecs(const char *opt, const char *arg) { AVCodec *p=NULL, *p2; const char *last_name; @@ -695,9 +708,10 @@ void show_codecs(void) "even though both encoding and decoding are supported. For example, the h263\n" "decoder corresponds to the h263 and h263p encoders, for file formats it is even\n" "worse.\n"); + return 0; } -void show_bsfs(void) +int opt_bsfs(const char *opt, const char *arg) { AVBitStreamFilter *bsf=NULL; @@ -705,23 +719,29 @@ void show_bsfs(void) while((bsf = av_bitstream_filter_next(bsf))) printf("%s\n", bsf->name); printf("\n"); + return 0; } -void show_protocols(void) +int opt_protocols(const char *opt, const char *arg) { - void *opaque = NULL; - const char *name; + URLProtocol *up=NULL; printf("Supported file protocols:\n" - "Input:\n"); - while ((name = avio_enum_protocols(&opaque, 0))) - printf("%s\n", name); - printf("Output:\n"); - while ((name = avio_enum_protocols(&opaque, 1))) - printf("%s\n", name); + "I.. = Input supported\n" + ".O. = Output supported\n" + "..S = Seek supported\n" + "FLAGS NAME\n" + "----- \n"); + while((up = av_protocol_next(up))) + printf("%c%c%c %s\n", + up->url_read ? 'I' : '.', + up->url_write ? 'O' : '.', + up->url_seek ? 'S' : '.', + up->name); + return 0; } -void show_filters(void) +int opt_filters(const char *opt, const char *arg) { AVFilter av_unused(**filter) = NULL; @@ -730,9 +750,10 @@ void show_filters(void) while ((filter = av_filter_next(filter)) && *filter) printf("%-16s %s\n", (*filter)->name, (*filter)->description); #endif + return 0; } -void show_pix_fmts(void) +int opt_pix_fmts(const char *opt, const char *arg) { enum PixelFormat pix_fmt; @@ -763,6 +784,7 @@ void show_pix_fmts(void) pix_desc->nb_components, av_get_bits_per_pixel(pix_desc)); } + return 0; } int show_sample_fmts(const char *opt, const char *arg) @@ -821,55 +843,45 @@ int read_file(const char *filename, char **bufptr, size_t *size) return ret; } -void init_pts_correction(PtsCorrectionContext *ctx) -{ - ctx->num_faulty_pts = ctx->num_faulty_dts = 0; - ctx->last_pts = ctx->last_dts = INT64_MIN; -} - -int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int64_t dts) -{ - int64_t pts = AV_NOPTS_VALUE; - - if (dts != AV_NOPTS_VALUE) { - ctx->num_faulty_dts += dts <= ctx->last_dts; - ctx->last_dts = dts; - } - if (reordered_pts != AV_NOPTS_VALUE) { - ctx->num_faulty_pts += reordered_pts <= ctx->last_pts; - ctx->last_pts = reordered_pts; - } - if ((ctx->num_faulty_pts<=ctx->num_faulty_dts || dts == AV_NOPTS_VALUE) - && reordered_pts != AV_NOPTS_VALUE) - pts = reordered_pts; - else - pts = dts; - - return pts; -} - FILE *get_preset_file(char *filename, size_t filename_size, const char *preset_name, int is_path, const char *codec_name) { FILE *f = NULL; int i; - const char *base[3]= { getenv("AVCONV_DATADIR"), + const char *base[3]= { getenv("FFMPEG_DATADIR"), getenv("HOME"), - AVCONV_DATADIR, + FFMPEG_DATADIR, }; if (is_path) { av_strlcpy(filename, preset_name, filename_size); f = fopen(filename, "r"); } else { +#ifdef _WIN32 + char datadir[MAX_PATH], *ls; + base[2] = NULL; + + if (GetModuleFileNameA(GetModuleHandleA(NULL), datadir, sizeof(datadir) - 1)) + { + for (ls = datadir; ls < datadir + strlen(datadir); ls++) + if (*ls == '\\') *ls = '/'; + + if (ls = strrchr(datadir, '/')) + { + *ls = 0; + strncat(datadir, "/ffpresets", sizeof(datadir) - 1 - strlen(datadir)); + base[2] = datadir; + } + } +#endif for (i = 0; i < 3 && !f; i++) { if (!base[i]) continue; - snprintf(filename, filename_size, "%s%s/%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", preset_name); + snprintf(filename, filename_size, "%s%s/%s.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", preset_name); f = fopen(filename, "r"); if (!f && codec_name) { snprintf(filename, filename_size, - "%s%s/%s-%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", codec_name, preset_name); + "%s%s/%s-%s.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", codec_name, preset_name); f = fopen(filename, "r"); } } @@ -891,6 +903,7 @@ int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec) case 's': type = AVMEDIA_TYPE_SUBTITLE; break; case 'd': type = AVMEDIA_TYPE_DATA; break; case 't': type = AVMEDIA_TYPE_ATTACHMENT; break; + default: abort(); // never reached, silence warning } if (type != st->codec->codec_type) return 0; @@ -987,71 +1000,6 @@ AVDictionary **setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *cod return opts; } -#if CONFIG_AVFILTER - -static int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque) -{ - FFSinkContext *priv = ctx->priv; - - if (!opaque) - return AVERROR(EINVAL); - *priv = *(FFSinkContext *)opaque; - - return 0; -} - -static void null_end_frame(AVFilterLink *inlink) { } - -static int ffsink_query_formats(AVFilterContext *ctx) -{ - FFSinkContext *priv = ctx->priv; - enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE }; - - avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts)); - return 0; -} - -AVFilter ffsink = { - .name = "ffsink", - .priv_size = sizeof(FFSinkContext), - .init = ffsink_init, - - .query_formats = ffsink_query_formats, - - .inputs = (AVFilterPad[]) {{ .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .end_frame = null_end_frame, - .min_perms = AV_PERM_READ, }, - { .name = NULL }}, - .outputs = (AVFilterPad[]) {{ .name = NULL }}, -}; - -int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame, - AVFilterBufferRef **picref_ptr, AVRational *tb) -{ - int ret; - AVFilterBufferRef *picref; - - if ((ret = avfilter_request_frame(ctx->inputs[0])) < 0) - return ret; - if (!(picref = ctx->inputs[0]->cur_buf)) - return AVERROR(ENOENT); - *picref_ptr = picref; - ctx->inputs[0]->cur_buf = NULL; - *tb = ctx->inputs[0]->time_base; - - memcpy(frame->data, picref->data, sizeof(frame->data)); - memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize)); - frame->interlaced_frame = picref->video->interlaced; - frame->top_field_first = picref->video->top_field_first; - frame->key_frame = picref->video->key_frame; - frame->pict_type = picref->video->pict_type; - - return 1; -} - -#endif /* CONFIG_AVFILTER */ - void *grow_array(void *array, int elem_size, int *size, int new_size) { if (new_size >= INT_MAX / elem_size) { |