6 ms·
You can do Gaussian filter in 2 passes: first along X, then along Y. Then you only grow linearly in size, rather than quadratically. This change should also imp
by kespindler 13y ago
You can do Gaussian filter in 2 passes: first along X, then along Y. Then you only grow linearly in size, rather than quadratically. This change should also improve your cache hits.
- widdershins 13y agoMentioned in the article.