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avformat/iff: parse DPAN chunk

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-05-19 12:42:41 +02:00
parent a5c5ae5ed8
commit 7494b49780
1 changed files with 6 additions and 0 deletions
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6
libavformat/iff.c
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@ -66,6 +66,7 @@
#define ID_ANIM MKTAG('A','N','I','M') #define ID_ANIM MKTAG('A','N','I','M')
#define ID_ANHD MKTAG('A','N','H','D') #define ID_ANHD MKTAG('A','N','H','D')
#define ID_DLTA MKTAG('D','L','T','A') #define ID_DLTA MKTAG('D','L','T','A')
#define ID_DPAN MKTAG('D','P','A','N')
#define ID_FORM MKTAG('F','O','R','M') #define ID_FORM MKTAG('F','O','R','M')
#define ID_FRM8 MKTAG('F','R','M','8') #define ID_FRM8 MKTAG('F','R','M','8')
@ -556,6 +557,11 @@ static int iff_read_header(AVFormatContext *s)
case ID_ANHD: case ID_ANHD:
break; break;
case ID_DPAN:
avio_skip(pb, 2);
st->duration = avio_rb16(pb);
break;
case ID_DPEL: case ID_DPEL:
if (data_size < 4 || (data_size & 3)) if (data_size < 4 || (data_size & 3))
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;