X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=ffmpeg.c;h=020ac2e59c354913b0ba8dc3e5e73c1897e908ca;hb=5b5bd7c9ee692026e67126e3e9f1883fc7701319;hp=4b57b0218b6cbd5b91b5e883701fa2c5b7851005;hpb=fec401f7187b38404e21d64b013b9fec7b59d84b;p=ffmpeg diff --git a/ffmpeg.c b/ffmpeg.c index 4b57b0218b6..020ac2e59c3 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -63,6 +63,9 @@ #undef exit +static const char program_name[] = "FFmpeg"; +static const int program_birth_year = 2000; + /* select an input stream for an output stream */ typedef struct AVStreamMap { int file_index; @@ -80,7 +83,7 @@ typedef struct AVMetaDataMap { extern const OptionDef options[]; static void show_help(void); -static void show_license(void); +static void opt_show_license(void); static int opt_default(const char *opt, const char *arg); #define MAX_FILES 20 @@ -128,7 +131,7 @@ static char *video_rc_override_string=NULL; static char *video_rc_eq="tex^qComp"; static int video_disable = 0; static int video_discard = 0; -static int video_codec_id = CODEC_ID_NONE; +static char *video_codec_name = NULL; static int video_codec_tag = 0; static int same_quality = 0; static int do_deinterlace = 0; @@ -146,12 +149,12 @@ static int audio_sample_rate = 44100; static float audio_qscale = QSCALE_NONE; static int audio_disable = 0; static int audio_channels = 1; -static int audio_codec_id = CODEC_ID_NONE; +static char *audio_codec_name = NULL; static int audio_codec_tag = 0; static char *audio_language = NULL; static int subtitle_disable = 0; -static int subtitle_codec_id = CODEC_ID_NONE; +static char *subtitle_codec_name = NULL; static char *subtitle_language = NULL; static float mux_preload= 0.5; @@ -178,11 +181,13 @@ static int video_stream_copy = 0; static int subtitle_stream_copy = 0; static int video_sync_method= 1; static int audio_sync_method= 0; +static float audio_drift_threshold= 0.1; static int copy_ts= 0; static int opt_shortest = 0; // static int video_global_header = 0; static char *vstats_filename; -static FILE *fvstats; +static FILE *vstats_file; +static int opt_programid = 0; static int rate_emu = 0; @@ -205,7 +210,7 @@ static int input_sync; static uint64_t limit_filesize = 0; // static int pgmyuv_compatibility_hack=0; -static int dts_delta_threshold = 10; +static float dts_delta_threshold = 10; static int sws_flags = SWS_BICUBIC; @@ -404,6 +409,8 @@ get_sync_ipts(const AVOutputStream *ost) } static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){ + int ret; + while(bsfc){ AVPacket new_pkt= *pkt; int a= av_bitstream_filter_filter(bsfc, avctx, NULL, @@ -419,7 +426,11 @@ static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx bsfc= bsfc->next; } - av_interleaved_write_frame(s, pkt); + ret= av_interleaved_write_frame(s, pkt); + if(ret < 0){ + print_error("av_interleaved_write_frame()", ret); + exit(1); + } } #define MAX_AUDIO_PACKET_SIZE (128 * 1024) @@ -453,7 +464,7 @@ static void do_audio_out(AVFormatContext *s, //FIXME resample delay if(fabs(delta) > 50){ - if(ist->is_start){ + if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){ if(byte_delta < 0){ byte_delta= FFMAX(byte_delta, -size); size += byte_delta; @@ -854,9 +865,9 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, double ti1, bitrate, avg_bitrate; /* this is executed just the first time do_video_stats is called */ - if (!fvstats) { - fvstats = fopen(vstats_filename, "w"); - if (!fvstats) { + if (!vstats_file) { + vstats_file = fopen(vstats_filename, "w"); + if (!vstats_file) { perror("fopen"); exit(1); } @@ -865,11 +876,11 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, enc = ost->st->codec; if (enc->codec_type == CODEC_TYPE_VIDEO) { frame_number = ost->frame_number; - fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); + fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); if (enc->flags&CODEC_FLAG_PSNR) - fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); + fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); - fprintf(fvstats,"f_size= %6d ", frame_size); + fprintf(vstats_file,"f_size= %6d ", frame_size); /* compute pts value */ ti1 = ost->sync_opts * av_q2d(enc->time_base); if (ti1 < 0.01) @@ -877,9 +888,9 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; - fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", + fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", (double)video_size / 1024, ti1, bitrate, avg_bitrate); - fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type)); + fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type)); } } @@ -1210,6 +1221,9 @@ static int output_packet(AVInputStream *ist, int ist_index, AVPacket opkt; av_init_packet(&opkt); + if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) + continue; + /* no reencoding needed : output the packet directly */ /* force the input stream PTS */ @@ -1230,14 +1244,11 @@ static int output_packet(AVInputStream *ist, int ist_index, else opkt.pts= AV_NOPTS_VALUE; - { - int64_t dts; if (pkt->dts == AV_NOPTS_VALUE) - dts = ist->next_pts; + opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base); else - dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - opkt.dts= av_rescale_q(dts, AV_TIME_BASE_Q, ost->st->time_base); - } + opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); + opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); opkt.flags= pkt->flags; @@ -1338,6 +1349,39 @@ static int output_packet(AVInputStream *ist, int ist_index, return -1; } +static void print_sdp(AVFormatContext **avc, int n) +{ + char sdp[2048]; + + avf_sdp_create(avc, n, sdp, sizeof(sdp)); + printf("SDP:\n%s\n", sdp); +} + +static int stream_index_from_inputs(AVFormatContext **input_files, + int nb_input_files, + AVInputFile *file_table, + AVInputStream **ist_table, + enum CodecType type, + int programid) +{ + int p, q, z; + for(z=0; znb_programs; p++) { + AVProgram *program = ic->programs[p]; + if(program->id != programid) + continue; + for(q=0; qnb_stream_indexes; q++) { + int sidx = program->stream_index[q]; + int ris = file_table[z].ist_index + sidx; + if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type) + return ris; + } + } + } + + return -1; +} /* * The following code is the main loop of the file converter @@ -1355,6 +1399,7 @@ static int av_encode(AVFormatContext **output_files, AVInputStream *ist, **ist_table = NULL; AVInputFile *file_table; int key; + int want_sdp = 1; file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile)); if (!file_table) @@ -1464,25 +1509,36 @@ static int av_encode(AVFormatContext **output_files, } } else { - /* get corresponding input stream index : we select the first one with the right type */ - found = 0; - for(j=0;jdiscard && - ist->st->codec->codec_type == ost->st->codec->codec_type) { + if(opt_programid) { + found = 0; + j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid); + if(j != -1) { ost->source_index = j; found = 1; - break; } - } - - if (!found) { - /* try again and reuse existing stream */ + } else { + /* get corresponding input stream index : we select the first one with the right type */ + found = 0; for(j=0;jst->codec->codec_type == ost->st->codec->codec_type) { + if (ist->discard && + ist->st->codec->codec_type == ost->st->codec->codec_type) { ost->source_index = j; found = 1; + break; + } + } + } + + if (!found) { + if(! opt_programid) { + /* try again and reuse existing stream */ + for(j=0;jst->codec->codec_type == ost->st->codec->codec_type) { + ost->source_index = j; + found = 1; + } } } if (!found) { @@ -1503,6 +1559,7 @@ static int av_encode(AVFormatContext **output_files, /* for each output stream, we compute the right encoding parameters */ for(i=0;ifile_index]; ist = ist_table[ost->source_index]; codec = ost->st->codec; @@ -1516,7 +1573,14 @@ static int av_encode(AVFormatContext **output_files, /* if stream_copy is selected, no need to decode or encode */ codec->codec_id = icodec->codec_id; codec->codec_type = icodec->codec_type; - if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag; + + if(!codec->codec_tag){ + if( !os->oformat->codec_tag + || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0 + || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0) + codec->codec_tag = icodec->codec_tag; + } + codec->bit_rate = icodec->bit_rate; codec->extradata= icodec->extradata; codec->extradata_size= icodec->extradata_size; @@ -1530,6 +1594,8 @@ static int av_encode(AVFormatContext **output_files, codec->channels = icodec->channels; codec->frame_size = icodec->frame_size; codec->block_align= icodec->block_align; + if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3) + codec->block_align= 0; break; case CODEC_TYPE_VIDEO: if(using_vhook) { @@ -1767,7 +1833,8 @@ static int av_encode(AVFormatContext **output_files, is = input_files[ist->file_index]; ist->pts = 0; ist->next_pts=0; - if(input_files_ts_offset[ist->file_index] != -is->start_time) + if( input_files_ts_offset[ist->file_index] != -is->start_time + && !(is->start_time == AV_NOPTS_VALUE && input_files_ts_offset[ist->file_index]==0)) ist->next_pts= AV_NOPTS_VALUE; ist->is_start = 1; } @@ -1811,6 +1878,12 @@ static int av_encode(AVFormatContext **output_files, ret = AVERROR(EINVAL); goto fail; } + if (strcmp(output_files[i]->oformat->name, "rtp")) { + want_sdp = 0; + } + } + if (want_sdp) { + print_sdp(output_files, nb_output_files); } if ( !using_stdin && verbose >= 0) { @@ -1911,8 +1984,9 @@ static int av_encode(AVFormatContext **output_files, // fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type); if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) { - int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts; - if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){ + int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q); + int64_t delta= pkt_dts - ist->next_pts; + if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1pts)&& !copy_ts){ input_files_ts_offset[ist->file_index]-= delta; if (verbose > 2) fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]); @@ -2085,6 +2159,16 @@ static void opt_frame_rate(const char *arg) } } +static void opt_bitrate(const char *opt, const char *arg) +{ + int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO; + + opt_default(opt, arg); + + if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000) + fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n"); +} + static void opt_frame_crop_top(const char *arg) { frame_topBand = atoi(arg); @@ -2357,32 +2441,20 @@ static void opt_video_standard(const char *arg) video_standard = av_strdup(arg); } -static void opt_codec(int *pstream_copy, int *pcodec_id, +static void opt_codec(int *pstream_copy, char **pcodec_name, int codec_type, const char *arg) { - AVCodec *p; - + av_freep(pcodec_name); if (!strcmp(arg, "copy")) { *pstream_copy = 1; } else { - p = first_avcodec; - while (p) { - if (!strcmp(p->name, arg) && p->type == codec_type) - break; - p = p->next; - } - if (p == NULL) { - fprintf(stderr, "Unknown codec '%s'\n", arg); - exit(1); - } else { - *pcodec_id = p->id; - } + *pcodec_name = av_strdup(arg); } } static void opt_audio_codec(const char *arg) { - opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg); + opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg); } static void opt_audio_tag(const char *arg) @@ -2428,12 +2500,12 @@ static void add_frame_hooker(const char *arg) static void opt_video_codec(const char *arg) { - opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg); + opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg); } static void opt_subtitle_codec(const char *arg) { - opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg); + opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg); } static void opt_map(const char *arg) @@ -2476,24 +2548,56 @@ static void opt_map_meta_data(const char *arg) m->in_file = strtol(p, (char **)&p, 0); } +static int64_t parse_time_or_die(const char *timestr, int is_duration) +{ + int64_t us = parse_date(timestr, is_duration); + if (us == INT64_MIN) { + fprintf(stderr, "Invalid %s specification: %s\n", + is_duration ? "duration" : "date", timestr); + exit(1); + } + return us; +} + static void opt_recording_time(const char *arg) { - recording_time = parse_date(arg, 1); + recording_time = parse_time_or_die(arg, 1); } static void opt_start_time(const char *arg) { - start_time = parse_date(arg, 1); + start_time = parse_time_or_die(arg, 1); } static void opt_rec_timestamp(const char *arg) { - rec_timestamp = parse_date(arg, 0) / 1000000; + rec_timestamp = parse_time_or_die(arg, 0) / 1000000; } static void opt_input_ts_offset(const char *arg) { - input_ts_offset = parse_date(arg, 1); + input_ts_offset = parse_time_or_die(arg, 1); +} + +static enum CodecID find_codec_or_die(const char *name, int type, int encoder) +{ + char *codec_string = encoder ? "encoder" : "decoder"; + AVCodec *codec; + + if(!name) + return CODEC_ID_NONE; + codec = encoder ? + avcodec_find_encoder_by_name(name) : + avcodec_find_decoder_by_name(name); + if(!codec) { + av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name); + exit(1); + } + if(codec->type != type) { + av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name); + exit(1); + } + return codec->id; } static void opt_input_file(const char *filename) @@ -2523,15 +2627,15 @@ static void opt_input_file(const char *filename) ap->pix_fmt = frame_pix_fmt; ap->channel = video_channel; ap->standard = video_standard; - ap->video_codec_id = video_codec_id; - ap->audio_codec_id = audio_codec_id; + ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0); + ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0); if(pgmyuv_compatibility_hack) ap->video_codec_id= CODEC_ID_PGMYUV; for(i=0; iflags&AV_OPT_FLAG_DECODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) av_set_double(ic, opt_names[i], d); } /* open the input file with generic libav function */ @@ -2540,6 +2644,12 @@ static void opt_input_file(const char *filename) print_error(filename, err); exit(1); } + if(opt_programid) { + int i; + for(i=0; inb_programs; i++) + if(ic->programs[i]->id != opt_programid) + ic->programs[i]->discard = AVDISCARD_ALL; + } ic->loop_input = loop_input; @@ -2579,7 +2689,7 @@ static void opt_input_file(const char *filename) for(j=0; jflags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) av_set_double(enc, opt_names[j], d); } //fprintf(stderr, "\nInput Audio channels: %d", enc->channels); @@ -2592,7 +2702,7 @@ static void opt_input_file(const char *filename) for(j=0; jflags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) av_set_double(enc, opt_names[j], d); } frame_height = enc->height; @@ -2729,8 +2839,8 @@ static void new_video_stream(AVFormatContext *oc) AVCodec *codec; codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO); - if (video_codec_id != CODEC_ID_NONE) - codec_id = video_codec_id; + if (video_codec_name) + codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1); video_enc->codec_id = codec_id; codec = avcodec_find_encoder(codec_id); @@ -2738,7 +2848,7 @@ static void new_video_stream(AVFormatContext *oc) for(i=0; iflags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) av_set_double(video_enc, opt_names[i], d); } @@ -2838,7 +2948,7 @@ static void new_video_stream(AVFormatContext *oc) /* reset some key parameters */ video_disable = 0; - video_codec_id = CODEC_ID_NONE; + av_freep(&video_codec_name); video_stream_copy = 0; } @@ -2881,12 +2991,12 @@ static void new_audio_stream(AVFormatContext *oc) for(i=0; iflags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) av_set_double(audio_enc, opt_names[i], d); } - if (audio_codec_id != CODEC_ID_NONE) - codec_id = audio_codec_id; + if (audio_codec_name) + codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1); audio_enc->codec_id = codec_id; if (audio_qscale > QSCALE_NONE) { @@ -2906,7 +3016,7 @@ static void new_audio_stream(AVFormatContext *oc) /* reset some key parameters */ audio_disable = 0; - audio_codec_id = CODEC_ID_NONE; + av_freep(&audio_codec_name); audio_stream_copy = 0; } @@ -2931,10 +3041,10 @@ static void new_subtitle_stream(AVFormatContext *oc) for(i=0; iflags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) av_set_double(subtitle_enc, opt_names[i], d); } - subtitle_enc->codec_id = subtitle_codec_id; + subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1); } if (subtitle_language) { @@ -2944,7 +3054,7 @@ static void new_subtitle_stream(AVFormatContext *oc) } subtitle_disable = 0; - subtitle_codec_id = CODEC_ID_NONE; + av_freep(&subtitle_codec_name); subtitle_stream_copy = 0; } @@ -3014,9 +3124,9 @@ static void opt_output_file(const char *filename) exit(1); } } else { - use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE; - use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE; - use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_id != CODEC_ID_NONE; + use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name; + use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name; + use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name; /* disable if no corresponding type found and at least one input file */ @@ -3123,7 +3233,7 @@ static void opt_output_file(const char *filename) for(i=0; iflags&AV_OPT_FLAG_ENCODING_PARAM)) + if(!isnan(d) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) av_set_double(oc, opt_names[i], d); } @@ -3158,7 +3268,7 @@ static int64_t getutime(void) GetProcessTimes(proc, &c, &e, &k, &u); return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10; #else - return av_gettime(); + return av_gettime(); #endif } @@ -3166,7 +3276,7 @@ static int64_t getutime(void) extern int ffm_nopts; #endif -static void show_formats(void) +static void opt_show_formats(void) { AVInputFormat *ifmt; AVOutputFormat *ofmt; @@ -3280,7 +3390,7 @@ static void show_formats(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"); - exit(1); + exit(0); } static void parse_matrix_coeffs(uint16_t *dest, const char *str) @@ -3312,6 +3422,12 @@ static void opt_intra_matrix(const char *arg) parse_matrix_coeffs(intra_matrix, arg); } +static void opt_show_help(void) +{ + show_help(); + exit(0); +} + static void opt_target(const char *arg) { int norm = -1; @@ -3474,7 +3590,7 @@ static void opt_vstats (void) opt_vstats_file(filename); } -static void opt_video_bsf(const char *arg) +static void opt_bsf(const char *opt, const char *arg) { AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '=' AVBitStreamFilterContext **bsfp; @@ -3484,40 +3600,17 @@ static void opt_video_bsf(const char *arg) exit(1); } - bsfp= &video_bitstream_filters; + bsfp= *opt == 'v' ? &video_bitstream_filters : &audio_bitstream_filters; while(*bsfp) bsfp= &(*bsfp)->next; *bsfp= bsfc; } -//FIXME avoid audio - video code duplication -static void opt_audio_bsf(const char *arg) +static void opt_show_version(void) { - AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '=' - AVBitStreamFilterContext **bsfp; - - if(!bsfc){ - fprintf(stderr, "Unknown bitstream filter %s\n", arg); - exit(1); - } - - bsfp= &audio_bitstream_filters; - while(*bsfp) - bsfp= &(*bsfp)->next; - - *bsfp= bsfc; -} - -static void show_version(void) -{ - /* TODO: add function interface to avutil and avformat */ - fprintf(stderr, "ffmpeg " FFMPEG_VERSION "\n" - "libavutil %d\n" - "libavcodec %d\n" - "libavformat %d\n", - LIBAVUTIL_BUILD, avcodec_build(), LIBAVFORMAT_BUILD); - exit(1); + show_version(program_name); + exit(0); } static int opt_default(const char *opt, const char *arg){ @@ -3564,16 +3657,16 @@ static int opt_default(const char *opt, const char *arg){ const OptionDef options[] = { /* main options */ - { "L", 0, {(void*)show_license}, "show license" }, - { "h", 0, {(void*)show_help}, "show help" }, - { "version", 0, {(void*)show_version}, "show version" }, - { "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, + { "L", 0, {(void*)opt_show_license}, "show license" }, + { "h", 0, {(void*)opt_show_help}, "show help" }, + { "version", 0, {(void*)opt_show_version}, "show version" }, + { "formats", 0, {(void*)opt_show_formats}, "show available formats, codecs, protocols, ..." }, { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" }, { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream[:syncfile:syncstream]" }, { "map_meta_data", HAS_ARG | OPT_EXPERT, {(void*)opt_map_meta_data}, "set meta data information of outfile from infile", "outfile:infile" }, - { "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" }, + { "t", HAS_ARG, {(void*)opt_recording_time}, "record or transcode \"duration\" seconds of audio/video", "duration" }, { "fs", HAS_ARG | OPT_INT64, {(void*)&limit_filesize}, "set the limit file size in bytes", "limit_size" }, // { "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" }, { "itsoffset", HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" }, @@ -3597,12 +3690,16 @@ const OptionDef options[] = { { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, { "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "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", "" }, { "vglobal", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_global_header}, "video global header storage type", "" }, { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // - { "dts_delta_threshold", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "" }, + { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "" }, + { "programid", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&opt_programid}, "desired program number", "" }, /* video options */ + { "b", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "" }, + { "vb", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "" }, { "vframes", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&max_frames[CODEC_TYPE_VIDEO]}, "set the number of video frames to record", "number" }, { "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[CODEC_TYPE_DATA]}, "set the number of data frames to record", "number" }, { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, @@ -3649,6 +3746,7 @@ const OptionDef options[] = { { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, /* audio options */ + { "ab", OPT_FUNC2 | HAS_ARG | OPT_AUDIO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "" }, { "aframes", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&max_frames[CODEC_TYPE_AUDIO]}, "set the number of audio frames to record", "number" }, { "aq", OPT_FLOAT | HAS_ARG | OPT_AUDIO, {(void*)&audio_qscale}, "set audio quality (codec-specific)", "quality", }, { "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" }, @@ -3675,65 +3773,17 @@ const OptionDef options[] = { { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_max_delay}, "set the maximum demux-decode delay", "seconds" }, { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_preload}, "set the initial demux-decode delay", "seconds" }, - { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_audio_bsf}, "", "bitstream filter" }, - { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_video_bsf}, "", "bitstream filter" }, + { "absf", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream filter" }, + { "vbsf", OPT_FUNC2 | HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream filter" }, { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, { NULL, }, }; -static void show_banner(void) -{ - fprintf(stderr, "FFmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2007 Fabrice Bellard, et al.\n"); - fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n"); - fprintf(stderr, " libavutil version: " AV_STRINGIFY(LIBAVUTIL_VERSION) "\n"); - fprintf(stderr, " libavcodec version: " AV_STRINGIFY(LIBAVCODEC_VERSION) "\n"); - fprintf(stderr, " libavformat version: " AV_STRINGIFY(LIBAVFORMAT_VERSION) "\n"); - fprintf(stderr, " built on " __DATE__ " " __TIME__); -#ifdef __GNUC__ - fprintf(stderr, ", gcc: " __VERSION__ "\n"); -#else - fprintf(stderr, ", using a non-gcc compiler\n"); -#endif -} - -static void show_license(void) +static void opt_show_license(void) { - show_banner(); -#ifdef CONFIG_GPL - printf( - "FFmpeg is free software; you can redistribute it and/or modify\n" - "it under the terms of the GNU General Public License as published by\n" - "the Free Software Foundation; either version 2 of the License, or\n" - "(at your option) any later version.\n" - "\n" - "FFmpeg is distributed in the hope that it will be useful,\n" - "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" - "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" - "GNU General Public License for more details.\n" - "\n" - "You should have received a copy of the GNU General Public License\n" - "along with FFmpeg; if not, write to the Free Software\n" - "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n" - ); -#else - printf( - "FFmpeg is free software; you can redistribute it and/or\n" - "modify it under the terms of the GNU Lesser General Public\n" - "License as published by the Free Software Foundation; either\n" - "version 2.1 of the License, or (at your option) any later version.\n" - "\n" - "FFmpeg is distributed in the hope that it will be useful,\n" - "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" - "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n" - "Lesser General Public License for more details.\n" - "\n" - "You should have received a copy of the GNU Lesser General Public\n" - "License along with FFmpeg; if not, write to the Free Software\n" - "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n" - ); -#endif - exit(1); + show_license(); + exit(0); } /** @@ -3748,7 +3798,6 @@ static void log_callback_help(void* ptr, int level, const char* fmt, va_list vl) static void show_help(void) { av_log_set_callback(log_callback_help); - show_banner(); printf("usage: ffmpeg [[infile options] -i infile]... {[outfile options] outfile}...\n" "Hyper fast Audio and Video encoder\n"); printf("\n"); @@ -3778,54 +3827,11 @@ static void show_help(void) av_opt_show(avctx_opts[0], NULL); av_opt_show(avformat_opts, NULL); av_opt_show(sws_opts, NULL); - - exit(1); } -void parse_arg_file(const char *filename) -{ - opt_output_file(filename); -} - -int main(int argc, char **argv) +static int av_exit() { int i; - int64_t ti; - - av_register_all(); - - for(i=0; i