From 71b4d16bca99b5feee33ea9f4eaf2dc6e96f1ed3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 17 Sep 2021 21:28:00 +0200 Subject: avformat/dhav: do not use zero fps Fixes: assertion failure Fixes: 38332/clusterfuzz-testcase-minimized-ffmpeg_dem_DHAV_fuzzer-4522405595316224 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Paul B Mahol Signed-off-by: Michael Niedermayer --- libavformat/dhav.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/dhav.c b/libavformat/dhav.c index 5ae39a2a64..f67b0b89ac 100644 --- a/libavformat/dhav.c +++ b/libavformat/dhav.c @@ -315,7 +315,7 @@ static int64_t get_pts(AVFormatContext *s, int stream_index) if (diff < 0) diff += 65535; - if (diff == 0) + if (diff == 0 && dhav->frame_rate) diff = av_rescale(dhav->frame_number - dst->last_frame_number, 1000, dhav->frame_rate); dst->pts += diff; } else { -- cgit v1.2.3