From ac2cb279162218e92a5663caac27d695e6514b69 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 23 Mar 2012 04:32:16 +0100 Subject: mov: Fix FPE on 0 time_scale Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer --- libavformat/mov.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'libavformat') diff --git a/libavformat/mov.c b/libavformat/mov.c index 66c1886112..785d284b86 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -805,7 +805,8 @@ static int mov_read_mvhd(MOVContext *c, AVIOContext *pb, MOVAtom atom) c->duration = (version == 1) ? avio_rb64(pb) : avio_rb32(pb); /* duration */ // set the AVCodecContext duration because the duration of individual tracks // may be inaccurate - c->fc->duration = av_rescale(c->duration, AV_TIME_BASE, c->time_scale); + if (c->time_scale > 0) + c->fc->duration = av_rescale(c->duration, AV_TIME_BASE, c->time_scale); avio_rb32(pb); /* preferred scale */ avio_rb16(pb); /* preferred volume */ -- cgit v1.2.3