Hi, Thanks for the reply... Actually I realized what I am actually wanting to do is lower the brightness under a certain threshold.
Is there a way to say (this is for a grayscale gif animation) all colors from #999999 -> #ffffff stay the same, but #000000 -> #888888 get lowered 50% ? Patrick J. Collins http://collinatorstudios.com On Fri, 11 Jul 2008, Fred Weinhaus wrote: > use -modulate > > convert animation.gif -modulate 50% animation_50.gif > > makes it 50% darker. > > > see http://www.imagemagick.org/script/command-line-options.php#modulate > > > simple example using multiframe gif: > > convert rose: rose.gif > convert rose.gif rose.gif rose.gif rose3.gif > convert rose3.gif -modulate 50% rose3_mod50.gif > > > > > > > >Hi, > > > >I was looking through all the documentation for animated gifs trying > >to find how to do this, but I just couldn't find it... > > > >I am looking for a way to take an animated gif image and lower its > >brightness by a certain percentage... How can I do this? > > > >Thank you. > > > >Patrick J. Collins > >http://collinatorstudios.com > _______________________________________________ > Magick-users mailing list > [email protected] > http://studio.imagemagick.org/mailman/listinfo/magick-users > . > _______________________________________________ Magick-users mailing list [email protected] http://studio.imagemagick.org/mailman/listinfo/magick-users
