TLDR
Enter a command. For example: automountd, dark mode, port, wc.

sips

 
Apple Scriptable Image Processing System. Raster/Query images and ColorSync ICC Profiles. More information: https://ss64.com/osx/sips.html.
 
  • Specify an output directory so that originals do not get modified:
     
    sips --out {{path/to/out_dir}}
     
  • Resample image at specified size, Image aspect ratio may be altered:
     
    sips --resampleHeightWidth {{1920}} {{300}} {{image.ext}}
     
  • Resample image so height and width aren't greater than specified size (notice the capital Z):
     
    sips --resampleHeightWidthMax {{1920}} {{300}} {{image.ext}}
     
  • Resample all images in a directory to fit a width of 960px (honoring aspect ratio):
     
    sips --resampleWidth {{960}} {{path/to/images}}
     
  • Convert an image from CMYK to RGB:
     
    sips --matchTo "/System/Library/ColorSync/Profiles/Generic RGB Profile.icc" {{path/to/image.ext}} {{path/to/out_dir}}
     
  • Remove ColorSync ICC profile from an image:
     
    sips --deleteProperty profile --deleteColorManagementProperties {{path/to/image.ext}}

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