Difference between revisions of "Imagemagick"
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magick convert /path/to/my/file.jpeg -dither FloydSteinberg -colors 3 export.png | magick convert /path/to/my/file.jpeg -dither FloydSteinberg -colors 3 export.png | ||
magick convert /path/to/my/file.jpeg -colors 3 -colorspace gray -normalize | magick convert /path/to/my/file.jpeg -colors 3 -colorspace gray -normalize | ||
Revision as of 22:30, 7 June 2022
Imagemagick
Tricks
Gray Scale
magick convert -set colorspace Gray -separate -average /path/to/my/file.jpeg export.jpeg
Monochrome
Return bitmap
magick convert -monochrome /path/to/my/file.jpeg export.png
Colors
The number of colours can be changed
magick convert /path/to/my/file.jpeg -dither FloydSteinberg -colors 3 export.png
magick convert /path/to/my/file.jpeg -colors 3 -colorspace gray -normalize
renders:
