[FFmpeg-devel] [PATCH] CDXL demuxer and decoder

[Reimar Döffinger]

On 2 Jan 2012, at 20:10, Paul B Mahol <onemda at gmail.com> wrote:
> On 12/30/11, Reimar Doeffinger <Reimar.Doeffinger at gmx.de> wrote:
> [...]
>>> +    memset(c->frame.data[0], 0, c->frame.linesize[0] * avctx->height);
>> 
>> You should not be writing into the area between width and
>> linesize, it might not be allowed to write there.
>> Also, linesize can be negative.
> 
> At least BMP decoder does same, so it needs fixing too?

If it also sets DR1 flag, probably yes (without DR1 you are allowed to make additional assumptions).