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Author SHA1 Message Date
Mirco Miranda
274f30e008 qoi: fix buffer overflow kf5 
Backport of MR !167:
- fix buffer overflow with corrupted images without image data
- fix unable to read very small images (e.g. 1x1 px)
- new test cases added
- detect incomplete files by checking the end of streams as written in the specs
 2023-08-18 15:11:41 +00:00
Ernest Gupik
9438540735 Add support for the QOI image format 
This MR adds read-only QOI (https://qoiformat.org/) image format support for KImageFormats.

This format has received it's MIME type inclusion in shared-mime-info 4 months ago: ff51a0a9e3

The code is based on the reference QOI implementation at https://github.com/phoboslab/qoi/blob/master/qoi.h

Official test images: https://qoiformat.org/qoi_test_images.zip

![pngvsqoi](/uploads/e386aa5057641057106e21940c770d97/pngvsqoi.png)

Also: This is my first MR to KDE ;)
(cherry picked from commit b209e54b6ff12df6dd3858a366b90a2efc613a77)
 2023-08-11 22:47:48 +02:00