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magick mogrify

Perform operations on multiple images, such as resizing, cropping, flipping, and adding effects. Changes are applied directly to the original file. See also: magick. More information: https://imagemagick.org/script/mogrify.php.

  • Resize all JPEG images in the directory to 50% of their initial size:

magick mogrify -resize {{50%}} {{*.jpg}}

  • Resize all images starting with DSC to 800x600:

magick mogrify -resize {{800x600}} {{DSC*}}

  • Convert all PNGs in the directory to JPEG:

magick mogrify -format {{jpg}} {{*.png}}

  • Halve the saturation of all image files in the current directory:

magick mogrify -modulate {{100,50}} {{*}}

  • Double the brightness of all image files in the current directory:

magick mogrify -modulate {{200}} {{*}}