From e7c5dbb4d117591f4ec19a57828155d2009f9bd6 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 20 May 2016 17:55:11 +0200 Subject: avfilter/avf_ahistogram: raise minimum acmax to 1 If acmax can be 0 then it could result in a division by 0 Fixes CID1351345 Reviewed-by: Paul B Mahol Signed-off-by: Michael Niedermayer --- libavfilter/avf_ahistogram.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavfilter') diff --git a/libavfilter/avf_ahistogram.c b/libavfilter/avf_ahistogram.c index a716a96f2d..ff94ad47df 100644 --- a/libavfilter/avf_ahistogram.c +++ b/libavfilter/avf_ahistogram.c @@ -165,7 +165,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) const int H = s->histogram_h; const int w = s->w; int c, y, n, p, bin; - uint64_t acmax = 0; + uint64_t acmax = 1; if (!s->out || s->out->width != outlink->w || s->out->height != outlink->h) { -- cgit v1.2.3