X-DiffImg

X-DiffImg is a handy and easy-to-learn utility, which was designed to offer you a quick mode of comparing images.

The program provides a clean and intuitive layout, offering an uncomplicated set of options, as well as picture preview functions. It gives you the possibility to upload an unaltered photo and compare it with a twin one, showing all modifications that were made.

X-DifffImg uses Open Source Computer Vision to read and compare 8/16/24/32-bit images without a problem.

It supports single channels and the RGB color model, however alpha channel isn't supported. You can add a large variety of file formats such as BMP, GIF, ICO, JPEG, MNG, PBM, PGM, PNG, PPM, TGA, TIFF, XBM and XPM. Moreover, you can enable or disable the dual panel, switch to full-screen mode, insert personalized comments, as well as go to the previous or next photo.

It's possible to examine more details about the picture, such as pixels, size and format (e.g. JPG, JPEG), as well as overall statistics about the entire process (mean, maximum or minimum errors).

You can hide the splash screen at startup, choose a default language such as German, French, English or Chinese, change the error mask opacity, and set the used metric difference.

In our testing, we observed that the program ran without errors and didn't consume too many resources. It executed tasks swiftly and provided excellent image quality. Due to its portable function, the software utility can be booted from USB flash drives and directly on any computer.

Conclusions Taking everything into consideration, X-DiffImg comes in handy when you want to compare existing differences between two pictures and analyze histograms. Due to the fact that is simple, it can be used by everyone, including those who haven't worked with this type of software program.