Hello Andy,
I’ve integrated your code in the G’MIC stdlib. Thanks a lot, that’s really great.
Here are some examples and comparisons of what I get with this new upsizing algorithm:
The filter have been put in the Repair/ section of the G’MIC plug-in for GIMP:
<img src="/uploads/default/original/1X/a48e8f2c7349c41e12f0a0c2c7c5868404dd6f86.png" width=“690”
And here are a few results for x4 upscaling:
height=“409”>



