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Linux Shell Scripting Cookbook by Sarath Lakshman

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Bulk image resizing and format conversion

All of us use digital cameras and download photos from the cameras as well as the Internet. When we need to deal with large number of image files, we can use scripts to easily perform actions on the files in bulk. A regular task we come across with photos is resizing the file. Also, format conversion from one image format to another comes to use (for example, JPEG to PNG conversion). When we download pictures from a camera, the large resolution pictures take a large size. But we may need pictures of lower sizes that are convenient to store and e-mail over the internet. Hence we resize it to lower resolutions. This recipe will discuss how to use scripts for image management.

Getting ready

Imagemagick is ...

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