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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2011-09-25 12:52:11 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2011-10-21 12:29:51 -0400 |
| commit | 1183d6cd98da7d1e9f751a68d288b200240ed335 (patch) | |
| tree | 8847faf2002f963932af02c349fa925549414523 /libavcodec/mpegaudiodec.c | |
| parent | fff0f831e0c8ccf87a6374f4bb349ac668bce14e (diff) | |
| download | ffmpeg-1183d6cd98da7d1e9f751a68d288b200240ed335.tar.gz | |
mp3on4: set channel layout
Diffstat (limited to 'libavcodec/mpegaudiodec.c')
| -rw-r--r-- | libavcodec/mpegaudiodec.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c index 57dadedca1..f2728585f7 100644 --- a/libavcodec/mpegaudiodec.c +++ b/libavcodec/mpegaudiodec.c @@ -1913,6 +1913,17 @@ static const uint8_t chan_offset[8][5] = { {2,0,6,4,3}, // C FLR BLRS BLR LFE }; +/* mp3on4 channel layouts */ +static const int16_t chan_layout[8] = { + 0, + AV_CH_LAYOUT_MONO, + AV_CH_LAYOUT_STEREO, + AV_CH_LAYOUT_SURROUND, + AV_CH_LAYOUT_4POINT0, + AV_CH_LAYOUT_5POINT0, + AV_CH_LAYOUT_5POINT1, + AV_CH_LAYOUT_7POINT1 +}; static av_cold int decode_close_mp3on4(AVCodecContext * avctx) { @@ -1947,6 +1958,7 @@ static int decode_init_mp3on4(AVCodecContext * avctx) s->frames = mp3Frames[cfg.chan_config]; s->coff = chan_offset[cfg.chan_config]; avctx->channels = ff_mpeg4audio_channels[cfg.chan_config]; + avctx->channel_layout = chan_layout[cfg.chan_config]; if (cfg.sample_rate < 16000) s->syncword = 0xffe00000; |