Re: +levels (reverse levels) via PerlMagick
Fred Weinhaus <[email protected]> Sun, 17 Jan 2010 12:08:17 -0800
| Newsgroups | gmane.comp.video.image-magick.devel |
|---|---|
| Message-ID | <p06240804c7791e792230@[192.168.1.2]> |
you can also try -evaluate multiply or -function polynomial (for ax+b) or the new -brightness-contrast