diff options
| author | Anton Khirnov <anton@khirnov.net> | 2014-11-14 12:54:52 +0100 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2015-01-27 09:21:28 +0100 |
| commit | 32125781487411ed3b1b28b32063d6cd4024d4fc (patch) | |
| tree | 58709ba0c98a91990458837222571dd37941b002 | |
| parent | 4227e4fe7443733fb906f6fb6c265105e8269c74 (diff) | |
| download | ffmpeg-32125781487411ed3b1b28b32063d6cd4024d4fc.tar.gz | |
mov: export audio service type as side data
| -rw-r--r-- | libavformat/mov.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 75bd5e94b5..c7d878207b 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -620,12 +620,18 @@ static int mov_read_esds(MOVContext *c, AVIOContext *pb, MOVAtom atom) static int mov_read_dac3(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; + enum AVAudioServiceType *ast; int ac3info, acmod, lfeon, bsmod; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; + ast = (enum AVAudioServiceType*)ff_stream_new_side_data(st, AV_PKT_DATA_AUDIO_SERVICE_TYPE, + sizeof(*ast)); + if (!ast) + return AVERROR(ENOMEM); + ac3info = avio_rb24(pb); bsmod = (ac3info >> 14) & 0x7; acmod = (ac3info >> 11) & 0x7; @@ -634,9 +640,11 @@ static int mov_read_dac3(MOVContext *c, AVIOContext *pb, MOVAtom atom) st->codec->channel_layout = avpriv_ac3_channel_layout_tab[acmod]; if (lfeon) st->codec->channel_layout |= AV_CH_LOW_FREQUENCY; - st->codec->audio_service_type = bsmod; + *ast = bsmod; if (st->codec->channels > 1 && bsmod == 0x7) - st->codec->audio_service_type = AV_AUDIO_SERVICE_TYPE_KARAOKE; + *ast = AV_AUDIO_SERVICE_TYPE_KARAOKE; + + st->codec->audio_service_type = *ast; return 0; } @@ -644,12 +652,18 @@ static int mov_read_dac3(MOVContext *c, AVIOContext *pb, MOVAtom atom) static int mov_read_dec3(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; + enum AVAudioServiceType *ast; int eac3info, acmod, lfeon, bsmod; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; + ast = (enum AVAudioServiceType*)ff_stream_new_side_data(st, AV_PKT_DATA_AUDIO_SERVICE_TYPE, + sizeof(*ast)); + if (!ast) + return AVERROR(ENOMEM); + /* No need to parse fields for additional independent substreams and its * associated dependent substreams since libavcodec's E-AC-3 decoder * does not support them yet. */ @@ -662,9 +676,11 @@ static int mov_read_dec3(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (lfeon) st->codec->channel_layout |= AV_CH_LOW_FREQUENCY; st->codec->channels = av_get_channel_layout_nb_channels(st->codec->channel_layout); - st->codec->audio_service_type = bsmod; + *ast = bsmod; if (st->codec->channels > 1 && bsmod == 0x7) - st->codec->audio_service_type = AV_AUDIO_SERVICE_TYPE_KARAOKE; + *ast = AV_AUDIO_SERVICE_TYPE_KARAOKE; + + st->codec->audio_service_type = *ast; return 0; } |