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avcodec: add adpcm dat4 decoder

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-04-03 12:55:17 +02:00
parent 7d49abdf47
commit 8a4c3f5258
8 changed files with 29 additions and 1 deletions
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1
libavcodec/utils.c
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@ -3239,6 +3239,7 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba,
case AV_CODEC_ID_ADPCM_DTK:
return frame_bytes / (16 * ch) * 28;
case AV_CODEC_ID_ADPCM_4XM:
case AV_CODEC_ID_ADPCM_IMA_DAT4:
case AV_CODEC_ID_ADPCM_IMA_ISS:
return (frame_bytes - 4 * ch) * 2 / ch;
case AV_CODEC_ID_ADPCM_IMA_SMJPEG: