tldr/pages/common/mogrify.md

# mogrify

> Perform operations on multiple images, such as resizing, cropping, flipping, and adding effects.
> Changes are applied directly to the original file.

- Resize all JPEG images in the folder to 50% of their initial size:

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

- Resize all images starting with "DSC" to 800x600:

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

- Convert all PNG images in the folder to JPEG:

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

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

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

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

`mogrify -modulate {{200}} {{*}}`