Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
LAPIII
Posts: 3 Joined: 2011-07-19T10:25:45-07:00
Authentication code: 8675308
Post
by LAPIII » 2019-01-13T07:50:51-07:00
I converted to PDF into images and then was able to invert the colors in MS Paint:
I want to do this in bulk. Please give me some code to do this. I wall stored the images in:
BTW, I'm using Windows 10.
snibgo
Posts: 12159 Joined: 2010-01-23T23:01:33-07:00
Authentication code: 1151
Location: England, UK
Post
by snibgo » 2019-01-13T08:19:38-07:00
What version of IM do you use?
Your question is vague. Perhaps you want to "-negate" the colour channels.
Code: Select all
magick in.png -channels RGB -negate +channels out.png
Does that do what you want? If it does, then put that in a shell "for" loop. Or use "magick mogrify".