[vlc-devel] YUVP to YUVA converter issue? (DVD highlights problem)
kaarlo.raiha at gmail.com
Mon Jan 17 15:37:11 CET 2011
2011/1/17 Kaarlo Räihä <kaarlo.raiha at gmail.com>
> 2011/1/17 Rémi Denis-Courmont <remi at remlab.net>
>> On Sun, 16 Jan 2011 23:17:01 +0200, Kaarlo Räihä <kaarlo.raiha at gmail.com>
>> > I have tried to locate one particular problem today. VLC releases
>> > from version 1.0.0 show DVD menu highlights with wrong colors.
>> I do not recall huge video output changes in 1.0.0 but I could be wrong.
>> any case, you should want to bisect the issue down to the commit that
>> introduced the regression if you have no better ideas. It might take a few
>> hours... mostly waiting for your computer to build.
> On Win32 that would take some time, at least for me it takes about 10
> minutes just to do make package.
> Anyway I tried to remove libyuvp_plugin.dll from plugins folder, and that
> fixes the colors. So modules/video_filter/yuvp.c has some kind of issue, I
> try to locate it.
The issue seems to be related to handling of U and V planes (lines 121-137).
I didn't find out how YUVP->YUVA conversion should be done (is YUVP same as
Y0U0Y1V0?), so I don't know how to fix it.
>> Rémi Denis-Courmont
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