[MPlayer-dev-eng] Video vilters

Diego Biurrun diego at biurrun.de
Tue Oct 14 04:29:12 CEST 2003


Hampa Hug writes:
 > Diego Biurrun wrote:
 > 
 > > You mean it should be
 > > 
 > >  eq[=bright:cont]
 > > 
 > > and
 > > 
 > >  eq2[=brightness:contrast:gamma:saturation:rg:gg:bg]
 > > 
 > > instead of
 > > 
 > >  eq2[=gamma:contrast:brightness:saturation:rg:gg:bg]
 > > 
 > > ?
 > > 
 > > I made a patch for this with a little help from iive, it works for me.
 > > I think the added consistency is worth the change.  Can I apply it?
 > 
 > The reason I put gamma first was, that most of the time I use only
 > gamma correction. This saves a bit of typing, but it's not
 > important at all.

Which brings up another oddity that I believe to a bug.  If I do
something like

  mplayer -vf eq=:100 movie.avi

contrast is increased, however

  mplayer -vf eq2=:-1.0: movie.avi

just seems to fall back to default values for all parameters instead
of only the missing ones.

  mplayer -vf eq2=0.0:-1.0: movie.avi

gives the desired result.

Diego



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