tldr/pages/common/magick-mogrify.md

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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}} {{*}}`