        Can't you use -channel-fx to build the multispectral image from multiple grayscale images?  That is take an RGB or CMYK image and add other grayscale images to it in the meta channels using -channel-fx

_Originally posted by @fmw42 in https://github.com/ImageMagick/ImageMagick/discussions/6154#discussioncomment-5283198_
      
Multispectral Imagery
This is a GitHub Issue
repo:ImageMagick
owner:ImageMagick
Title : Multispectral Imagery
Issue date:

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        Can't you use -channel-fx to build the multispectral image from multiple grayscale images?  That is take an RGB or CMYK image and add other grayscale images to it in the meta channels using -channel-fx

_Originally posted by @fmw42 in https://github.com/ImageMagick/ImageMagick/discussions/6154#discussioncomment-5283198_
      
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