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set alac frame size from extradata

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Originally committed as revision 12937 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-04-24 13:58:22 +00:00
parent 3fd6b3368a
commit be51192502
1 changed files with 4 additions and 0 deletions
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4
libavformat/mov.c
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@ -936,6 +936,10 @@ static int mov_read_stsd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
case CODEC_ID_ADPCM_IMA_WAV:
st->codec->block_align = sc->bytes_per_frame;
break;
case CODEC_ID_ALAC:
if (st->codec->extradata_size == 36)
st->codec->frame_size = AV_RB32((st->codec->extradata+12));
break;
default:
break;
}