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avformat/rsd: add XMA support 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-11-09 10:31:24 +01:00
parent a5202bc968
commit 0cfd4a993f
1 changed files with 14 additions and 2 deletions
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16
libavformat/rsd.c
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@ -33,12 +33,12 @@ static const AVCodecTag rsd_tags[] = {
{ 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_XMA1, MKTAG('X','M','A',' ') },
{ AV_CODEC_ID_NONE, 0 },
};
static const uint32_t rsd_unsupported_tags[] = {
MKTAG('O','G','G',' '),
MKTAG('X','M','A',' '),
};
static int rsd_probe(AVProbeData *p)
@ -95,6 +95,13 @@ static int rsd_read_header(AVFormatContext *s)
avio_skip(pb, 4); // Unknown
switch (codec->codec_id) {
case AV_CODEC_ID_XMA1:
codec->block_align = 2048;
ff_alloc_extradata(codec, 28);
if (!codec->extradata)
return AVERROR(ENOMEM);
memset(codec->extradata, 0, 28);
break;
case AV_CODEC_ID_ADPCM_PSX:
codec->block_align = 16 * codec->channels;
if (pb->seekable)
@ -153,6 +160,10 @@ static int rsd_read_header(AVFormatContext *s)
}
avio_skip(pb, start - avio_tell(pb));
if (codec->codec_id == AV_CODEC_ID_XMA1) {
avio_skip(pb, avio_rb32(pb) + avio_rb32(pb));
st->duration = avio_rb32(pb);
}
avpriv_set_pts_info(st, 64, 1, codec->sample_rate);
@ -169,7 +180,8 @@ static int rsd_read_packet(AVFormatContext *s, AVPacket *pkt)
if (codec->codec_id == AV_CODEC_ID_ADPCM_IMA_RAD ||
codec->codec_id == AV_CODEC_ID_ADPCM_PSX ||
codec->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV) {
codec->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV ||
codec->codec_id == AV_CODEC_ID_XMA1) {
ret = av_get_packet(s->pb, pkt, codec->block_align);
} else if (codec->codec_tag == MKTAG('W','A','D','P') &&
codec->channels > 1) {