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avformat/rsd: support XADP tag 

It appears that Xbox ADPCM is same as WAV adpcm.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-10-11 18:33:57 +02:00
parent 98b8bf12bc
commit a99226133e
1 changed files with 12 additions and 2 deletions
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14
libavformat/rsd.c
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@ -28,6 +28,7 @@
static const AVCodecTag rsd_tags[] = {
{ AV_CODEC_ID_ADPCM_THP, MKTAG('G','A','D','P') },
{ AV_CODEC_ID_ADPCM_IMA_RAD, MKTAG('R','A','D','P') },
{ AV_CODEC_ID_ADPCM_IMA_WAV, MKTAG('X','A','D','P') },
{ AV_CODEC_ID_PCM_S16BE, MKTAG('P','C','M','B') },
{ AV_CODEC_ID_PCM_S16LE, MKTAG('P','C','M',' ') },
{ AV_CODEC_ID_NONE, 0 },
@ -37,7 +38,6 @@ static const uint32_t rsd_unsupported_tags[] = {
MKTAG('O','G','G',' '),
MKTAG('V','A','G',' '),
MKTAG('W','A','D','P'),
MKTAG('X','A','D','P'),
MKTAG('X','M','A',' '),
};
@ -100,6 +100,15 @@ static int rsd_read_header(AVFormatContext *s)
if (pb->seekable)
st->duration = av_get_audio_frame_duration(codec, avio_size(pb) - start);
break;
case AV_CODEC_ID_ADPCM_IMA_WAV:
if (version == 2)
start = avio_rl32(pb);
codec->bits_per_coded_sample = 4;
codec->block_align = 36 * codec->channels;
if (pb->seekable)
st->duration = av_get_audio_frame_duration(codec, avio_size(pb) - start);
break;
case AV_CODEC_ID_ADPCM_THP:
/* RSD3GADP is mono, so only alloc enough memory
to store the coeff table for a single channel. */
@ -140,7 +149,8 @@ static int rsd_read_packet(AVFormatContext *s, AVPacket *pkt)
if (avio_feof(s->pb))
return AVERROR_EOF;
if (codec->codec_id == AV_CODEC_ID_ADPCM_IMA_RAD)
if (codec->codec_id == AV_CODEC_ID_ADPCM_IMA_RAD ||
codec->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV)
ret = av_get_packet(s->pb, pkt, codec->block_align);
else
ret = av_get_packet(s->pb, pkt, size);