Batch resize images using the command line in Linux

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http://tips4linux.com – If you have a ton of images that need resizing, you can do it all with the imagemagick package:cd /home/user/imagesmkdir resized_imagescp /home/user/images/* /home/user/images/resized_images Now that you have a copy of the files in resized_images, time to resize them all: mogrify -resize 800 *.jpg This will resize them all to a width of 800px while keeping the aspect ratio. If you want a fixed image size, you can specify it like this: mogrify -resize 800×600! *.jpg (HowTos)