fill and key to targa with alpha channel

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t11s

fill and key to targa with alpha channel

Post by t11s »

How can I user ImageMagick to take two images (a color "fill" image and a greyscale "key" image) and create a single targa image file output with alpha channel data from the "key" image?

Thanks!
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fmw42
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Re: fill and key to targa with alpha channel

Post by fmw42 »

t11s wrote:How can I user ImageMagick to take two images (a color "fill" image and a greyscale "key" image) and create a single targa image file output with alpha channel data from the "key" image?

Thanks!
convert fillimage keyimage -compose copy_opacity -composite result.tga

see http://www.imagemagick.org/Usage/compose/#copyopacity
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