diff options
Diffstat (limited to 'libavformat/utils.c')
| -rw-r--r-- | libavformat/utils.c | 323 |
1 files changed, 232 insertions, 91 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index c5cc8b951c..a70746aa99 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -167,8 +167,14 @@ static int set_codec_from_probe_data(AVFormatContext *s, AVStream *st, fmt->name, score); for (i = 0; fmt_id_type[i].name; i++) { if (!strcmp(fmt->name, fmt_id_type[i].name)) { - st->codec->codec_id = fmt_id_type[i].id; - st->codec->codec_type = fmt_id_type[i].type; + st->codecpar->codec_id = fmt_id_type[i].id; + st->codecpar->codec_type = fmt_id_type[i].type; +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS + st->codec->codec_type = st->codecpar->codec_type; + st->codec->codec_id = st->codecpar->codec_id; +FF_ENABLE_DEPRECATION_WARNINGS +#endif break; } } @@ -253,11 +259,33 @@ static int queue_attached_pictures(AVFormatContext *s) return 0; } +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS +static int update_stream_avctx(AVFormatContext *s) +{ + int i, ret; + for (i = 0; i < s->nb_streams; i++) { + AVStream *st = s->streams[i]; + + if (!st->internal->need_codec_update) + continue; + + ret = avcodec_parameters_to_context(st->codec, st->codecpar); + if (ret < 0) + return ret; + + st->internal->need_codec_update = 0; + } + return 0; +} +FF_ENABLE_DEPRECATION_WARNINGS +#endif + int avformat_open_input(AVFormatContext **ps, const char *filename, AVInputFormat *fmt, AVDictionary **options) { AVFormatContext *s = *ps; - int ret = 0; + int i, ret = 0; AVDictionary *tmp = NULL; ID3v2ExtraMeta *id3v2_extra_meta = NULL; @@ -321,6 +349,13 @@ int avformat_open_input(AVFormatContext **ps, const char *filename, s->internal->raw_packet_buffer_remaining_size = RAW_PACKET_BUFFER_SIZE; +#if FF_API_LAVF_AVCTX + update_stream_avctx(s); +#endif + + for (i = 0; i < s->nb_streams; i++) + s->streams[i]->internal->orig_codec_id = s->streams[i]->codecpar->codec_id; + if (options) { av_dict_free(options); *options = tmp; @@ -342,7 +377,7 @@ fail: static int probe_codec(AVFormatContext *s, AVStream *st, const AVPacket *pkt) { - if (st->codec->codec_id == AV_CODEC_ID_PROBE) { + if (st->codecpar->codec_id == AV_CODEC_ID_PROBE) { AVProbeData *pd = &st->probe_data; av_log(s, AV_LOG_DEBUG, "probing stream %d\n", st->index); --st->probe_packets; @@ -368,7 +403,7 @@ static int probe_codec(AVFormatContext *s, AVStream *st, const AVPacket *pkt) av_log2(pd->buf_size) != av_log2(pd->buf_size - pkt->size)) { set_codec_from_probe_data(s, st, pd, st->probe_packets > 0 ? AVPROBE_SCORE_MAX / 4 : 0); - if (st->codec->codec_id != AV_CODEC_ID_PROBE) { + if (st->codecpar->codec_id != AV_CODEC_ID_PROBE) { pd->buf_size = 0; av_freep(&pd->buf); av_log(s, AV_LOG_DEBUG, "probed stream %d\n", st->index); @@ -389,7 +424,7 @@ int ff_read_packet(AVFormatContext *s, AVPacket *pkt) if (pktl) { *pkt = pktl->pkt; st = s->streams[pkt->stream_index]; - if (st->codec->codec_id != AV_CODEC_ID_PROBE || + if (st->codecpar->codec_id != AV_CODEC_ID_PROBE || !st->probe_packets || s->internal->raw_packet_buffer_remaining_size < pkt->size) { AVProbeData *pd; @@ -441,22 +476,22 @@ int ff_read_packet(AVFormatContext *s, AVPacket *pkt) st = s->streams[pkt->stream_index]; - switch (st->codec->codec_type) { + switch (st->codecpar->codec_type) { case AVMEDIA_TYPE_VIDEO: if (s->video_codec_id) - st->codec->codec_id = s->video_codec_id; + st->codecpar->codec_id = s->video_codec_id; break; case AVMEDIA_TYPE_AUDIO: if (s->audio_codec_id) - st->codec->codec_id = s->audio_codec_id; + st->codecpar->codec_id = s->audio_codec_id; break; case AVMEDIA_TYPE_SUBTITLE: if (s->subtitle_codec_id) - st->codec->codec_id = s->subtitle_codec_id; + st->codecpar->codec_id = s->subtitle_codec_id; break; } - if (!pktl && (st->codec->codec_id != AV_CODEC_ID_PROBE || + if (!pktl && (st->codecpar->codec_id != AV_CODEC_ID_PROBE || !st->probe_packets)) return ret; @@ -479,13 +514,13 @@ int ff_read_packet(AVFormatContext *s, AVPacket *pkt) void ff_compute_frame_duration(AVFormatContext *s, int *pnum, int *pden, AVStream *st, AVCodecParserContext *pc, AVPacket *pkt) { - AVRational codec_framerate = s->iformat ? st->codec->framerate : - av_inv_q(st->codec->time_base); + AVRational codec_framerate = s->iformat ? st->internal->avctx->framerate : + (AVRational){ 0, 1 }; int frame_size; *pnum = 0; *pden = 0; - switch (st->codec->codec_type) { + switch (st->codecpar->codec_type) { case AVMEDIA_TYPE_VIDEO: if (st->avg_frame_rate.num) { *pnum = st->avg_frame_rate.den; @@ -505,16 +540,16 @@ void ff_compute_frame_duration(AVFormatContext *s, int *pnum, int *pden, AVStrea /* If this codec can be interlaced or progressive then we need * a parser to compute duration of a packet. Thus if we have * no parser in such case leave duration undefined. */ - if (st->codec->ticks_per_frame > 1 && !pc) + if (st->internal->avctx->ticks_per_frame > 1 && !pc) *pnum = *pden = 0; } break; case AVMEDIA_TYPE_AUDIO: - frame_size = av_get_audio_frame_duration(st->codec, pkt->size); - if (frame_size <= 0 || st->codec->sample_rate <= 0) + frame_size = av_get_audio_frame_duration2(st->codecpar, pkt->size); + if (frame_size <= 0 || st->codecpar->sample_rate <= 0) break; *pnum = frame_size; - *pden = st->codec->sample_rate; + *pden = st->codecpar->sample_rate; break; default: break; @@ -591,10 +626,10 @@ static void update_initial_durations(AVFormatContext *s, AVStream *st, pktl->pkt.dts == AV_NOPTS_VALUE && !pktl->pkt.duration) { pktl->pkt.dts = cur_dts; - if (!st->codec->has_b_frames) + if (!st->internal->avctx->has_b_frames) pktl->pkt.pts = cur_dts; cur_dts += duration; - if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) + if (st->codecpar->codec_type != AVMEDIA_TYPE_AUDIO) pktl->pkt.duration = duration; } else break; @@ -616,7 +651,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, pkt->dts = AV_NOPTS_VALUE; /* do we have a video B-frame ? */ - delay = st->codec->has_b_frames; + delay = st->internal->avctx->has_b_frames; presentation_delayed = 0; /* XXX: need has_b_frame, but cannot get it if the codec is @@ -641,7 +676,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, pkt->dts = AV_NOPTS_VALUE; } - if (pkt->duration == 0 && st->codec->codec_type != AVMEDIA_TYPE_AUDIO) { + if (pkt->duration == 0 && st->codecpar->codec_type != AVMEDIA_TYPE_AUDIO) { ff_compute_frame_duration(s, &num, &den, st, pc, pkt); if (den && num) { pkt->duration = av_rescale_rnd(1, num * (int64_t) st->time_base.den, @@ -679,7 +714,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, /* Interpolate PTS and DTS if they are not present. We skip H.264 * currently because delay and has_b_frames are not reliably set. */ if ((delay == 0 || (delay == 1 && pc)) && - st->codec->codec_id != AV_CODEC_ID_H264) { + st->codecpar->codec_id != AV_CODEC_ID_H264) { if (presentation_delayed) { /* DTS = decompression timestamp */ /* PTS = presentation timestamp */ @@ -702,9 +737,9 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, } else if (pkt->pts != AV_NOPTS_VALUE || pkt->dts != AV_NOPTS_VALUE || pkt->duration || - st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { + st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) { int duration = pkt->duration; - if (!duration && st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { + if (!duration && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) { ff_compute_frame_duration(s, &num, &den, st, pc, pkt); if (den && num) { duration = av_rescale_rnd(1, @@ -740,7 +775,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, if (pkt->dts == AV_NOPTS_VALUE) pkt->dts = st->pts_buffer[0]; // We skipped it above so we try here. - if (st->codec->codec_id == AV_CODEC_ID_H264) + if (st->codecpar->codec_id == AV_CODEC_ID_H264) // This should happen on the first packet update_initial_timestamps(s, pkt->stream_index, pkt->dts, pkt->pts); if (pkt->dts > st->cur_dts) @@ -752,7 +787,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, presentation_delayed, delay, pkt->pts, pkt->dts, st->cur_dts); /* update flags */ - if (is_intra_only(st->codec->codec_id)) + if (is_intra_only(st->codecpar->codec_id)) pkt->flags |= AV_PKT_FLAG_KEY; #if FF_API_CONVERGENCE_DURATION FF_DISABLE_DEPRECATION_WARNINGS @@ -796,7 +831,7 @@ static int parse_packet(AVFormatContext *s, AVPacket *pkt, int stream_index) int len; av_init_packet(&out_pkt); - len = av_parser_parse2(st->parser, st->codec, + len = av_parser_parse2(st->parser, st->internal->avctx, &out_pkt.data, &out_pkt.size, data, size, pkt->pts, pkt->dts, pkt->pos); @@ -819,11 +854,11 @@ static int parse_packet(AVFormatContext *s, AVPacket *pkt, int stream_index) /* set the duration */ out_pkt.duration = 0; - if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { - if (st->codec->sample_rate > 0) { + if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) { + if (st->internal->avctx->sample_rate > 0) { out_pkt.duration = av_rescale_q_rnd(st->parser->duration, - (AVRational) { 1, st->codec->sample_rate }, + (AVRational) { 1, st->internal->avctx->sample_rate }, st->time_base, AV_ROUND_DOWN); } @@ -928,7 +963,7 @@ static int read_frame_internal(AVFormatContext *s, AVPacket *pkt) cur_pkt.size, cur_pkt.duration, cur_pkt.flags); if (st->need_parsing && !st->parser && !(s->flags & AVFMT_FLAG_NOPARSE)) { - st->parser = av_parser_init(st->codec->codec_id); + st->parser = av_parser_init(st->codecpar->codec_id); if (!st->parser) /* no parser available: just output the raw packets */ st->need_parsing = AVSTREAM_PARSE_NONE; @@ -969,6 +1004,10 @@ static int read_frame_internal(AVFormatContext *s, AVPacket *pkt) av_opt_set_dict_val(s, "metadata", NULL, AV_OPT_SEARCH_CHILDREN); } +#if FF_API_LAVF_AVCTX + update_stream_avctx(s); +#endif + if (s->debug & FF_FDEBUG_TS) av_log(s, AV_LOG_DEBUG, "read_frame_internal stream=%d, pts=%"PRId64", dts=%"PRId64", " @@ -1057,12 +1096,12 @@ int av_find_default_stream_index(AVFormatContext *s) return -1; for (i = 0; i < s->nb_streams; i++) { st = s->streams[i]; - if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && + if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && !(st->disposition & AV_DISPOSITION_ATTACHED_PIC)) { return i; } if (first_audio_index < 0 && - st->codec->codec_type == AVMEDIA_TYPE_AUDIO) + st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) first_audio_index = i; } return first_audio_index >= 0 ? first_audio_index : 0; @@ -1665,12 +1704,12 @@ static void estimate_timings_from_bit_rate(AVFormatContext *ic) int bit_rate = 0; for (i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; - if (st->codec->bit_rate > 0) { - if (INT_MAX - st->codec->bit_rate < bit_rate) { + if (st->codecpar->bit_rate > 0) { + if (INT_MAX - st->codecpar->bit_rate < bit_rate) { bit_rate = 0; break; } - bit_rate += st->codec->bit_rate; + bit_rate += st->codecpar->bit_rate; } } ic->bit_rate = bit_rate; @@ -1712,7 +1751,7 @@ static void estimate_timings_from_pts(AVFormatContext *ic, int64_t old_offset) for (i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->start_time == AV_NOPTS_VALUE && st->first_dts == AV_NOPTS_VALUE) - av_log(st->codec, AV_LOG_WARNING, + av_log(ic, AV_LOG_WARNING, "start time is not set in estimate_timings_from_pts\n"); if (st->parser) { @@ -1822,7 +1861,7 @@ static void estimate_timings(AVFormatContext *ic, int64_t old_offset) static int has_codec_parameters(AVStream *st) { - AVCodecContext *avctx = st->codec; + AVCodecContext *avctx = st->internal->avctx; int val; switch (avctx->codec_type) { @@ -1846,14 +1885,15 @@ static int has_codec_parameters(AVStream *st) static int has_decode_delay_been_guessed(AVStream *st) { - return st->codec->codec_id != AV_CODEC_ID_H264 || + return st->internal->avctx->codec_id != AV_CODEC_ID_H264 || st->info->nb_decoded_frames >= 6; } /* returns 1 or 0 if or if not decoded data was returned, or a negative error */ -static int try_decode_frame(AVStream *st, AVPacket *avpkt, +static int try_decode_frame(AVFormatContext *s, AVStream *st, AVPacket *avpkt, AVDictionary **options) { + AVCodecContext *avctx = st->internal->avctx; const AVCodec *codec; int got_picture = 1, ret = 0; AVFrame *frame = av_frame_alloc(); @@ -1862,11 +1902,17 @@ static int try_decode_frame(AVStream *st, AVPacket *avpkt, if (!frame) return AVERROR(ENOMEM); - if (!avcodec_is_open(st->codec) && !st->info->found_decoder) { + if (!avcodec_is_open(avctx) && !st->info->found_decoder) { AVDictionary *thread_opt = NULL; +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS codec = st->codec->codec ? st->codec->codec - : avcodec_find_decoder(st->codec->codec_id); + : avcodec_find_decoder(st->codecpar->codec_id); +FF_ENABLE_DEPRECATION_WARNINGS +#else + codec = avcodec_find_decoder(st->codecpar->codec_id); +#endif if (!codec) { st->info->found_decoder = -1; @@ -1877,7 +1923,7 @@ static int try_decode_frame(AVStream *st, AVPacket *avpkt, /* Force thread count to 1 since the H.264 decoder will not extract * SPS and PPS to extradata during multi-threaded decoding. */ av_dict_set(options ? options : &thread_opt, "threads", "1", 0); - ret = avcodec_open2(st->codec, codec, options ? options : &thread_opt); + ret = avcodec_open2(avctx, codec, options ? options : &thread_opt); if (!options) av_dict_free(&thread_opt); if (ret < 0) { @@ -1897,15 +1943,15 @@ static int try_decode_frame(AVStream *st, AVPacket *avpkt, ret >= 0 && (!has_codec_parameters(st) || !has_decode_delay_been_guessed(st) || (!st->codec_info_nb_frames && - (st->codec->codec->capabilities & AV_CODEC_CAP_CHANNEL_CONF)))) { + (avctx->codec->capabilities & AV_CODEC_CAP_CHANNEL_CONF)))) { got_picture = 0; - switch (st->codec->codec_type) { + switch (avctx->codec_type) { case AVMEDIA_TYPE_VIDEO: - ret = avcodec_decode_video2(st->codec, frame, + ret = avcodec_decode_video2(avctx, frame, &got_picture, &pkt); break; case AVMEDIA_TYPE_AUDIO: - ret = avcodec_decode_audio4(st->codec, frame, &got_picture, &pkt); + ret = avcodec_decode_audio4(avctx, frame, &got_picture, &pkt); break; default: break; @@ -2047,6 +2093,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) { int i, count, ret, read_size, j; AVStream *st; + AVCodecContext *avctx; AVPacket pkt1, *pkt; int64_t old_offset = avio_tell(ic->pb); // new streams might appear, no options for those @@ -2056,30 +2103,58 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) const AVCodec *codec; AVDictionary *thread_opt = NULL; st = ic->streams[i]; + avctx = st->internal->avctx; // only for the split stuff if (!st->parser && !(ic->flags & AVFMT_FLAG_NOPARSE)) { - st->parser = av_parser_init(st->codec->codec_id); + st->parser = av_parser_init(st->codecpar->codec_id); if (st->need_parsing == AVSTREAM_PARSE_HEADERS && st->parser) st->parser->flags |= PARSER_FLAG_COMPLETE_FRAMES; } + + /* check if the caller has overridden the codec id */ +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS + if (st->codec->codec_id != st->internal->orig_codec_id) { + st->codecpar->codec_id = st->codec->codec_id; + st->codecpar->codec_type = st->codec->codec_type; + st->internal->orig_codec_id = st->codec->codec_id; + } +FF_ENABLE_DEPRECATION_WARNINGS +#endif + if (st->codecpar->codec_id != st->internal->orig_codec_id) + st->internal->orig_codec_id = st->codecpar->codec_id; + + ret = avcodec_parameters_to_context(avctx, st->codecpar); + if (ret < 0) + goto find_stream_info_err; + if (st->codecpar->codec_id != AV_CODEC_ID_PROBE && + st->codecpar->codec_id != AV_CODEC_ID_NONE) + st->internal->avctx_inited = 1; + +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS codec = st->codec->codec ? st->codec->codec - : avcodec_find_decoder(st->codec->codec_id); + : avcodec_find_decoder(st->codecpar->codec_id); +FF_ENABLE_DEPRECATION_WARNINGS +#else + codec = avcodec_find_decoder(st->codecpar->codec_id); +#endif /* Force thread count to 1 since the H.264 decoder will not extract * SPS and PPS to extradata during multi-threaded decoding. */ av_dict_set(options ? &options[i] : &thread_opt, "threads", "1", 0); /* Ensure that subtitle_header is properly set. */ - if (st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE - && codec && !st->codec->codec) - avcodec_open2(st->codec, codec, + if (st->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE + && codec && !avctx->codec) + avcodec_open2(avctx, codec, options ? &options[i] : &thread_opt); // Try to just open decoders, in case this is enough to get parameters. if (!has_codec_parameters(st)) { - if (codec && !st->codec->codec) - avcodec_open2(st->codec, codec, + if (codec && !avctx->codec) + avcodec_open2(avctx, codec, options ? &options[i] : &thread_opt); } if (!options) @@ -2117,15 +2192,15 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) /* variable fps and no guess at the real fps */ if (!st->avg_frame_rate.num && st->codec_info_nb_frames < fps_analyze_framecount && - st->codec->codec_type == AVMEDIA_TYPE_VIDEO) + st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) break; if (st->parser && st->parser->parser->split && - !st->codec->extradata) + !st->codecpar->extradata) break; if (st->first_dts == AV_NOPTS_VALUE && st->codec_info_nb_frames < ic->max_ts_probe && - (st->codec->codec_type == AVMEDIA_TYPE_VIDEO || - st->codec->codec_type == AVMEDIA_TYPE_AUDIO)) + (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO || + st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)) break; } if (i == ic->nb_streams) { @@ -2166,7 +2241,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) /* flush the decoders */ if (st->info->found_decoder == 1) { do { - err = try_decode_frame(st, &empty_pkt, + err = try_decode_frame(ic, st, &empty_pkt, (options && i < orig_nb_streams) ? &options[i] : NULL); } while (err > 0 && !has_codec_parameters(st)); @@ -2177,7 +2252,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) "decoding for stream %d failed\n", st->index); } else if (!has_codec_parameters(st)) { char buf[256]; - avcodec_string(buf, sizeof(buf), st->codec, 0); + avcodec_string(buf, sizeof(buf), st->internal->avctx, 0); av_log(ic, AV_LOG_WARNING, "Could not find codec parameters (%s)\n", buf); } else { @@ -2199,6 +2274,14 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) read_size += pkt->size; st = ic->streams[pkt->stream_index]; + avctx = st->internal->avctx; + if (!st->internal->avctx_inited) { + ret = avcodec_parameters_to_context(avctx, st->codecpar); + if (ret < 0) + goto find_stream_info_err; + st->internal->avctx_inited = 1; + } + if (pkt->dts != AV_NOPTS_VALUE && st->codec_info_nb_frames > 1) { /* check for non-increasing dts */ if (st->info->fps_last_dts != AV_NOPTS_VALUE && @@ -2248,16 +2331,16 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) break; } } - if (st->parser && st->parser->parser->split && !st->codec->extradata) { - int i = st->parser->parser->split(st->codec, pkt->data, pkt->size); + if (st->parser && st->parser->parser->split && !avctx->extradata) { + int i = st->parser->parser->split(avctx, pkt->data, pkt->size); if (i > 0 && i < FF_MAX_EXTRADATA_SIZE) { - st->codec->extradata_size = i; - st->codec->extradata = av_mallocz(st->codec->extradata_size + - AV_INPUT_BUFFER_PADDING_SIZE); - if (!st->codec->extradata) + avctx->extradata_size = i; + avctx->extradata = av_mallocz(avctx->extradata_size + + AV_INPUT_BUFFER_PADDING_SIZE); + if (!avctx->extradata) return AVERROR(ENOMEM); - memcpy(st->codec->extradata, pkt->data, - st->codec->extradata_size); + memcpy(avctx->extradata, pkt->data, + avctx->extradata_size); } } @@ -2270,7 +2353,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) * least one frame of codec data, this makes sure the codec initializes * the channel configuration and does not only trust the values from * the container. */ - try_decode_frame(st, pkt, + try_decode_frame(ic, st, pkt, (options && i < orig_nb_streams) ? &options[i] : NULL); if (ic->flags & AVFMT_FLAG_NOBUFFER) @@ -2283,11 +2366,12 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) // close codecs which were opened in try_decode_frame() for (i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; - avcodec_close(st->codec); + avcodec_close(st->internal->avctx); } for (i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; - if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { + avctx = st->internal->avctx; + if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) { /* estimate average framerate if not set by demuxer */ if (!st->avg_frame_rate.num && st->info->fps_last_dts != st->info->fps_first_dts) { @@ -2322,12 +2406,12 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den, best_fps, 12 * 1001, INT_MAX); } - } else if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { - if (!st->codec->bits_per_coded_sample) - st->codec->bits_per_coded_sample = - av_get_bits_per_sample(st->codec->codec_id); + } else if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) { + if (!avctx->bits_per_coded_sample) + avctx->bits_per_coded_sample = + av_get_bits_per_sample(avctx->codec_id); // set stream disposition based on audio service type - switch (st->codec->audio_service_type) { + switch (avctx->audio_service_type) { case AV_AUDIO_SERVICE_TYPE_EFFECTS: st->disposition = AV_DISPOSITION_CLEAN_EFFECTS; break; @@ -2351,9 +2435,38 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) compute_chapters_end(ic); + /* update the stream parameters from the internal codec contexts */ + for (i = 0; i < ic->nb_streams; i++) { + st = ic->streams[i]; + if (!st->internal->avctx_inited) + continue; + + ret = avcodec_parameters_from_context(st->codecpar, st->internal->avctx); + if (ret < 0) + goto find_stream_info_err; + +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS + ret = avcodec_parameters_to_context(st->codec, st->codecpar); + if (ret < 0) + goto find_stream_info_err; + + if (st->internal->avctx->subtitle_header) { + st->codec->subtitle_header = av_malloc(st->internal->avctx->subtitle_header_size); + if (!st->codec->subtitle_header) + goto find_stream_info_err; + st->codec->subtitle_header_size = st->internal->avctx->subtitle_header_size; + memcpy(st->codec->subtitle_header, st->internal->avctx->subtitle_header, + st->codec->subtitle_header_size); + } +FF_ENABLE_DEPRECATION_WARNINGS +#endif + + st->internal->avctx_inited = 0; + } + find_stream_info_err: for (i = 0; i < ic->nb_streams; i++) { - ic->streams[i]->codec->thread_count = 0; av_freep(&ic->streams[i]->info); } return ret; @@ -2389,8 +2502,8 @@ int av_find_best_stream(AVFormatContext *ic, enum AVMediaType type, for (i = 0; i < nb_streams; i++) { int real_stream_index = program ? program[i] : i; AVStream *st = ic->streams[real_stream_index]; - AVCodecContext *avctx = st->codec; - if (avctx->codec_type != type) + AVCodecParameters *par = st->codecpar; + if (par->codec_type != type) continue; if (wanted_stream_nb >= 0 && real_stream_index != wanted_stream_nb) continue; @@ -2398,7 +2511,7 @@ int av_find_best_stream(AVFormatContext *ic, enum AVMediaType type, AV_DISPOSITION_VISUAL_IMPAIRED)) continue; if (decoder_ret) { - decoder = avcodec_find_decoder(st->codec->codec_id); + decoder = avcodec_find_decoder(par->codec_id); if (!decoder) { if (ret < 0) ret = AVERROR_DECODER_NOT_FOUND; @@ -2460,14 +2573,22 @@ static void free_stream(AVStream **pst) if (st->attached_pic.data) av_packet_unref(&st->attached_pic); + if (st->internal) { + avcodec_free_context(&st->internal->avctx); + } av_freep(&st->internal); av_dict_free(&st->metadata); + avcodec_parameters_free(&st->codecpar); av_freep(&st->probe_data.buf); av_free(st->index_entries); +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS av_free(st->codec->extradata); av_free(st->codec->subtitle_header); av_free(st->codec); +FF_ENABLE_DEPRECATION_WARNINGS +#endif av_free(st->priv_data); av_free(st->info); @@ -2547,20 +2668,28 @@ AVStream *avformat_new_stream(AVFormatContext *s, const AVCodec *c) return NULL; } +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS st->codec = avcodec_alloc_context3(c); if (!st->codec) { av_free(st->info); av_free(st); return NULL; } +FF_ENABLE_DEPRECATION_WARNINGS +#endif st->internal = av_mallocz(sizeof(*st->internal)); if (!st->internal) goto fail; if (s->iformat) { +#if FF_API_LAVF_AVCTX +FF_DISABLE_DEPRECATION_WARNINGS /* no default bitrate if decoding */ st->codec->bit_rate = 0; +FF_ENABLE_DEPRECATION_WARNINGS +#endif /* default pts setting is MPEG-like */ avpriv_set_pts_info(st, 33, 1, 90000); @@ -2573,6 +2702,14 @@ AVStream *avformat_new_stream(AVFormatContext *s, const AVCodec *c) st->cur_dts = AV_NOPTS_VALUE; } + st->codecpar = avcodec_parameters_alloc(); + if (!st->codecpar) + goto fail; + + st->internal->avctx = avcodec_alloc_context3(NULL); + if (!st->internal->avctx) + goto fail; + st->index = s->nb_streams; st->start_time = AV_NOPTS_VALUE; st->duration = AV_NOPTS_VALUE; @@ -2588,6 +2725,10 @@ AVStream *avformat_new_stream(AVFormatContext *s, const AVCodec *c) st->info->fps_first_dts = AV_NOPTS_VALUE; st->info->fps_last_dts = AV_NOPTS_VALUE; +#if FF_API_LAVF_AVCTX + st->internal->need_codec_update = 1; +#endif + s->streams[s->nb_streams++] = st; return st; fail: @@ -3094,18 +3235,18 @@ int ff_generate_avci_extradata(AVStream *st) const uint8_t *data = NULL; int size = 0; - if (st->codec->width == 1920) { - if (st->codec->field_order == AV_FIELD_PROGRESSIVE) { + if (st->codecpar->width == 1920) { + if (st->codecpar->field_order == AV_FIELD_PROGRESSIVE) { data = avci100_1080p_extradata; size = sizeof(avci100_1080p_extradata); } else { data = avci100_1080i_extradata; size = sizeof(avci100_1080i_extradata); } - } else if (st->codec->width == 1440) { + } else if (st->codecpar->width == 1440) { data = avci50_1080i_extradata; size = sizeof(avci50_1080i_extradata); - } else if (st->codec->width == 1280) { + } else if (st->codecpar->width == 1280) { data = avci100_720p_extradata; size = sizeof(avci100_720p_extradata); } @@ -3113,14 +3254,14 @@ int ff_generate_avci_extradata(AVStream *st) if (!size) return 0; - av_freep(&st->codec->extradata); - st->codec->extradata_size = 0; - st->codec->extradata = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE); - if (!st->codec->extradata) + av_freep(&st->codecpar->extradata); + st->codecpar->extradata_size = 0; + st->codecpar->extradata = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE); + if (!st->codecpar->extradata) return AVERROR(ENOMEM); - memcpy(st->codec->extradata, data, size); - st->codec->extradata_size = size; + memcpy(st->codecpar->extradata, data, size); + st->codecpar->extradata_size = size; return 0; } |