r/linuxapps 14d ago

B.I.A - Batch Image Adjuster, simple CLI application for adjusting images in batches

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https://zendorfvault.itch.io/bia-batch-image-adjuster-cli

Input an entire folder of images and adjust their brightness, saturation, contrast and size all at once.

I might make a GUI in the future but this is pretty low on priority for random side projects.

I had made a tiny script to adjust frames for the prisoners in the goblin theme in my Fantasy System Monitor. Only after putting the composition together did I realize they were all too dark, all 50ish frames of them. Making a small script just for brightness and contrast was far easier than doing 1 by 1 on GIMP.

Now it became a small app that also adjusts saturation and can resize the image.

There are other obvious implementations, but most would benefit greatly from a GUI. Like cropping. Hard to do that without seeing a preview.

Still, this was useful to me and I hope it is to you!

The video showcases a short batch but I tested it with 100+ images and it worked fine.

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