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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-11-08 17:03:42 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-11-08 17:03:42 +0100 |
| commit | f8a9cf77040e1b2ed83206269ead11aa30afb98d (patch) | |
| tree | 6e8e816623990af1aafd7c0c2ab1757b23231e93 /libavformat/lvfdec.c | |
| parent | 4c439f6e3999ae534991ecde943e45b00c80b8d2 (diff) | |
| download | ffmpeg-f8a9cf77040e1b2ed83206269ead11aa30afb98d.tar.gz | |
avformat/lvfdec: check stream count during probing
Fixes probetest failure
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/lvfdec.c')
| -rw-r--r-- | libavformat/lvfdec.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libavformat/lvfdec.c b/libavformat/lvfdec.c index a809c6767b..d4bad12cc3 100644 --- a/libavformat/lvfdec.c +++ b/libavformat/lvfdec.c @@ -25,9 +25,13 @@ static int lvf_probe(AVProbeData *p) { - if (AV_RL32(p->buf) == MKTAG('L', 'V', 'F', 'F')) - return AVPROBE_SCORE_EXTENSION; - return 0; + if (AV_RL32(p->buf) != MKTAG('L', 'V', 'F', 'F')) + return 0; + + if (!AV_RL32(p->buf + 16) || AV_RL32(p->buf + 16) > 256) + return 0; + + return AVPROBE_SCORE_EXTENSION; } static int lvf_read_header(AVFormatContext *s) |