Reference

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mix_rgb

Arguments:

Description:

Apply 3x3 specified matrix to RGB colors of selected images.

Default values:

a11=1, a12=a13=a21=0, a22=1, a23=a31=a32=0 and a33=1.

This command has a tutorial page.

Example of use:

$ gmic image.jpg +mix_rgb 0,1,0,1,0,0,0,0,1
Command: image.jpg +mix_rgb 0,1,0,1,0,0,0,0,1
Command: image.jpg +mix_rgb 0,1,0,1,0,0,0,0,1