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Code Issues Releases Activity

avformat/smacker: check width/height in probe

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Fixes probetest failure

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-11-12 19:37:37 +01:00
parent 7b1e0beb2d
commit 0062869ae2
1 changed files with 7 additions and 4 deletions
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11
libavformat/smacker.c
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@@ -92,11 +92,14 @@ static const uint8_t smk_pal[64] = {
static int smacker_probe(AVProbeData *p)
{
if(p->buf[0] == 'S' && p->buf[1] == 'M' && p->buf[2] == 'K'
&& (p->buf[3] == '2' || p->buf[3] == '4'))
return AVPROBE_SCORE_MAX;
else
if ( AV_RL32(p->buf) != MKTAG('S', 'M', 'K', '2')
&& AV_RL32(p->buf) != MKTAG('S', 'M', 'K', '4'))
return 0;
if (AV_RL32(p->buf+4) > 32768U || AV_RL32(p->buf+8) > 32768U)
return AVPROBE_SCORE_MAX/4;
return AVPROBE_SCORE_MAX;
}
static int smacker_read_header(AVFormatContext *s)