[FFmpeg-devel] [PATCH] avfilter/avf_ahistogram: raise minimum acmax to 1

Michael Niedermayer michael at niedermayer.cc
Sat May 21 04:35:52 CEST 2016


On Fri, May 20, 2016 at 08:04:28PM +0200, Paul B Mahol wrote:
> On 5/20/16, Michael Niedermayer <michael at niedermayer.cc> wrote:
> > If acmax can be 0 then it could result in a division by 0
> > Fixes CID1351345
> 
> But there is cast to double.

yes but the result (aa) is assigned to int (h) which is undefined
behavior (if it can happen)

[...]
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