> Costella shows that Lanczos and Bicubic create nasty grid artifacts. This is not true, he simply has a bug in his upsamplers.
The good and bad part of discussions about image processing is that it's easy to compare the results. This blog post would be better with the images using the correct implementation of the filters.
(One problem is that some times just getting the images, configuring the programs and tiding the results is more time consuming than expected. So "just add the images" may be a one week project.)
> Costella shows that Lanczos and Bicubic create nasty grid artifacts. This is not true, he simply has a bug in his upsamplers.
The good and bad part of discussions about image processing is that it's easy to compare the results. This blog post would be better with the images using the correct implementation of the filters.
(One problem is that some times just getting the images, configuring the programs and tiding the results is more time consuming than expected. So "just add the images" may be a one week project.)