How to make it gray?

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?".
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jpiquemal
Posts: 54
Joined: 2003-12-07T01:57:19-07:00

Post by jpiquemal »

convert colored.jpg -colorspace GRAY grayed.jpg
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Bonzo
Posts: 2971
Joined: 2006-05-20T08:08:19-07:00
Location: Cambridge, England

Post by Bonzo »

1/ start with something simple to get it to work.

2/ You are trying to save with the same image name as you are calling which will not work for me.

3/ Try putting {$userfile[$i]}

4/ Your link does not work.

convert image_in.jpg -colorspace Gray image_out.jpg works for me
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