[Xine-vdpau] software equalizer (Gamma correction) not working with vdpau

[Christophe Thommeret]

Le mercredi 24 mars 2010 18:10:38, Christian Neumair a écrit :
> Dear xine-vdpau developers,
> 
> using the Ubuntu Karmic the-vdr-team svn build based on xine-vdpau svn
> revision 284, I was unable to get xine's software equalizer to work.
> 
> mplayer -vo vdpau -vf eq2=2.0 <somefile.avi>
> xine -V opengl --post eq2:gamma=2.0 <somefile.avi>
> 
> correctly sets the Gamma correction to 2.0. On the other hand,
> 
> xine -V vdpau --post eq2:gamma=2.0 <somefile.avi>
> 
> does not seem to work, i.e. the xine vdpau video output ignores the
> Gamma correction - the software filter chain does not seem to be
> applied.
> 
> My use case involves vdr-sxfe which is based on xineliboutput, for
> applying Gamma correction for a presentation beamer that was not made
> for movies and TV. I'd also be happy if the xgamma setting was applied
> on the vdpau window, but this does not seem to be the case. Any ideas?

This works here with xine-lib-1.2
Note that the post filters won't work with hardware decoding, so if your avi 
file contains mpeg1/2, vc1, or h264 video, no post filter!

-- 
Christophe Thommeret