diff options
author | Anton Khirnov <anton@khirnov.net> | 2011-06-09 12:58:23 +0400 |
---|---|---|
committer | Anton Khirnov <anton@khirnov.net> | 2011-06-16 22:24:57 +0400 |
commit | 8035f429684e368fe54af8ccedc2d4776a2d6154 (patch) | |
tree | 685ae65880b100a3d1b8a4e986f95719b3751b00 /ffmpeg.c | |
parent | 50f2dfad679747d417879d6b49c929286aff69b1 (diff) |
ffmpeg: use new avformat_open_* API.
Diffstat (limited to 'ffmpeg.c')
-rw-r--r-- | ffmpeg.c | 77 |
1 files changed, 47 insertions, 30 deletions
@@ -113,6 +113,7 @@ static int nb_input_codecs = 0; static int nb_input_files_ts_scale[MAX_FILES] = {0}; static AVFormatContext *output_files[MAX_FILES]; +static AVDictionary *output_opts[MAX_FILES]; static int nb_output_files = 0; static AVStreamMap *stream_maps = NULL; @@ -465,6 +466,7 @@ static int ffmpeg_exit(int ret) avio_close(s->pb); avformat_free_context(s); av_free(output_streams_for_file[i]); + av_dict_free(&output_opts[i]); } for(i=0;i<nb_input_files;i++) { av_close_input_file(input_files[i].ctx); @@ -514,6 +516,15 @@ static int ffmpeg_exit(int ret) return ret; } +static void assert_avoptions(AVDictionary *m) +{ + AVDictionaryEntry *t; + if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { + av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key); + ffmpeg_exit(1); + } +} + /* similar to ff_dynarray_add() and av_fast_realloc() */ static void *grow_array(void *array, int elem_size, int *size, int new_size) { @@ -666,10 +677,10 @@ static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx) static int read_ffserver_streams(AVFormatContext *s, const char *filename) { int i, err; - AVFormatContext *ic; + AVFormatContext *ic = NULL; int nopts = 0; - err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL); + err = avformat_open_input(&ic, filename, NULL, NULL); if (err < 0) return err; /* copy stream format */ @@ -2470,11 +2481,12 @@ static int transcode(AVFormatContext **output_files, /* open files and write file headers */ for(i=0;i<nb_output_files;i++) { os = output_files[i]; - if (av_write_header(os) < 0) { + if (avformat_write_header(os, &output_opts[i]) < 0) { snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i); ret = AVERROR(EINVAL); goto dump_format; } + assert_avoptions(output_opts[i]); if (strcmp(output_files[i]->oformat->name, "rtp")) { want_sdp = 0; } @@ -3148,10 +3160,10 @@ static enum CodecID find_codec_or_die(const char *name, int type, int encoder, i static int opt_input_file(const char *opt, const char *filename) { AVFormatContext *ic; - AVFormatParameters params, *ap = ¶ms; AVInputFormat *file_iformat = NULL; int err, i, ret, rfps, rfps_base; int64_t timestamp; + uint8_t buf[128]; if (last_asked_format) { if (!(file_iformat = av_find_input_format(last_asked_format))) { @@ -3173,21 +3185,24 @@ static int opt_input_file(const char *opt, const char *filename) print_error(filename, AVERROR(ENOMEM)); ffmpeg_exit(1); } - - memset(ap, 0, sizeof(*ap)); - ap->prealloced_context = 1; - ap->sample_rate = audio_sample_rate; - ap->channels = audio_channels; - ap->time_base.den = frame_rate.num; - ap->time_base.num = frame_rate.den; - ap->width = frame_width; - ap->height = frame_height; - ap->pix_fmt = frame_pix_fmt; - // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat - ap->channel = video_channel; - ap->standard = video_standard; - - set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL); + if (audio_sample_rate) { + snprintf(buf, sizeof(buf), "%d", audio_sample_rate); + av_dict_set(&format_opts, "sample_rate", buf, 0); + } + if (audio_channels) { + snprintf(buf, sizeof(buf), "%d", audio_channels); + av_dict_set(&format_opts, "channels", buf, 0); + } + if (frame_rate.num) { + snprintf(buf, sizeof(buf), "%d/%d", frame_rate.num, frame_rate.den); + av_dict_set(&format_opts, "framerate", buf, 0); + } + if (frame_width && frame_height) { + snprintf(buf, sizeof(buf), "%dx%d", frame_width, frame_height); + av_dict_set(&format_opts, "video_size", buf, 0); + } + if (frame_pix_fmt != PIX_FMT_NONE) + av_dict_set(&format_opts, "pixel_format", av_get_pix_fmt_name(frame_pix_fmt), 0); ic->video_codec_id = find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0, @@ -3201,11 +3216,13 @@ static int opt_input_file(const char *opt, const char *filename) ic->flags |= AVFMT_FLAG_NONBLOCK; /* open the input file with generic libav function */ - err = av_open_input_file(&ic, filename, file_iformat, 0, ap); + err = avformat_open_input(&ic, filename, file_iformat, &format_opts); if (err < 0) { print_error(filename, err); ffmpeg_exit(1); } + assert_avoptions(format_opts); + if(opt_programid) { int i, j; int found=0; @@ -3760,7 +3777,6 @@ static void opt_output_file(const char *filename) AVFormatContext *oc; int err, use_video, use_audio, use_subtitle, use_data; int input_has_video, input_has_audio, input_has_subtitle, input_has_data; - AVFormatParameters params, *ap = ¶ms; AVOutputFormat *file_oformat; if (!strcmp(filename, "-")) @@ -3841,6 +3857,7 @@ static void opt_output_file(const char *filename) av_dict_free(&metadata); } + av_dict_copy(&output_opts[nb_output_files], format_opts, 0); output_files[nb_output_files++] = oc; /* check filename in case of an image number is expected */ @@ -3880,20 +3897,11 @@ static void opt_output_file(const char *filename) } } - memset(ap, 0, sizeof(*ap)); - if (av_set_parameters(oc, ap) < 0) { - fprintf(stderr, "%s: Invalid encoding parameters\n", - oc->filename); - ffmpeg_exit(1); - } - oc->preload= (int)(mux_preload*AV_TIME_BASE); oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE); oc->loop_output = loop_output; oc->flags |= AVFMT_FLAG_NONBLOCK; - set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM, NULL); - frame_rate = (AVRational){0, 0}; frame_width = 0; frame_height = 0; @@ -3988,6 +3996,7 @@ static void show_help(void) { AVCodec *c; AVOutputFormat *oformat = NULL; + AVInputFormat *iformat = NULL; av_log_set_callback(log_callback_help); show_usage(); @@ -4038,6 +4047,14 @@ static void show_help(void) } } + /* individual demuxer options */ + while ((iformat = av_iformat_next(iformat))) { + if (iformat->priv_class) { + av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0); + printf("\n"); + } + } + av_opt_show2(sws_opts, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0); } |