imagemagick

Tools and libraries to manipulate images in various formats

brewmacoslinux

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Tools and libraries to manipulate images in select formats

convertidentifydisplaymogrifycompositemontageimport

Convert an image from one format to another$ convert input.jpg output.png

Resize an image to specific dimensions$ convert input.jpg -resize 800x600 output.jpg

Get detailed information about an image$ identify -verbose image.jpg