[Gimp-user] batch mode in gimp, add alpha, change color

[Kevin Cozens]

Choi, JiHui wrote:
> I want to do some doing on my many images, about 1,000 ;;;;;
> at first, add alpha channel at each image, and change color #fff to transparent.

I think you would be better off doing this using ImageMagick and a shell 
script. The 'convert' program with the -alpha and -background options should 
allow you to do what you want.

-- 
Cheers!

Kevin.

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