Hi,
I've just tried ImageMagick-6.7.6-9 (static windows) with a batch file I've been using which takes the rgb channel, inverts it, copies it into the alpha channel and then clears the rgb to black (leaving the alpha).
echo Negating colour
mogrify -path temp -negate "%1%2"
echo Copying colour to ...
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- 2012-05-13T07:58:04-07:00
- Forum: Bugs
- Topic: Bug with mogrify -fill black -colorize 100%
- Replies: 0
- Views: 3470