[Mplayer-users] Brightness jump with ffmpeg

[Arpi]

Hi,

> I have noticed a curious jump in brightness in some videos when using the
> ffmpeg divx codec. I have uploaded one such clip (brightness_problem.avi)
> to mplayerhq.hu:/MPlayer/incoming. In the clip, camera pans to the left
> and a desk becomes visible with some papers on it. At the next keyframe,
> 10s into the clip, the brightness of those papers jump noticeably. It
> doesn't happen using the Windows divx codec. Maybe it's a rounding
> problem?
> 

yes, it's known. i've read it on ffmpeg list some days ago.
but Gerard don't know how to fix it, because all rounding stuff is
correct, checked many times.

is it ok with divx4 ?

A'rpi / Astral & ESP-team

--
mailto:arpi at thot.banki.hu
http://esp-team.scene.hu

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