imgp
Resize and rotate JPEG and PNG images. tldr-pages
On Linux
Linux
Convert single images and/or whole directories containing valid image formats
imgp --res 1366x1000 path/to/directory path/to/fileIdentifyScale an image by 75% and overwrite the source image to a target resolution
imgp --res 75 --overwrite path/to/fileIdentifyRotate an image clockwise by 90 degrees
imgp --rotate 90 path/to/fileIdentify