diff options
-rw-r--r-- | libavformat/genh.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/genh.c b/libavformat/genh.c index 260e320..d8723d5 100644 --- a/libavformat/genh.c +++ b/libavformat/genh.c @@ -32,6 +32,8 @@ static int genh_probe(AVProbeData *p) { if (AV_RL32(p->buf) != MKTAG('G','E','N','H')) return 0; + if (AV_RL32(p->buf+4) <= 0 || AV_RL32(p->buf+4) > 0xFFFF) // channels + return 0; return AVPROBE_SCORE_MAX / 3 * 2; } |