[IPOL discuss] Swap memory

[Miguel Colom]

> But if you are talking about more than 4G to process an image, it
> looks huge to me. What is the typical image size? 2M pixels? 2K bytes
> of temporary information per pixel, I think it is really a lot.

They're the K-SVD and BM3D algorithms, that build 3D patches of the images
in order to denoise it.

For a 768x512 pixels image, the mount of memory exceeds 4Gb.
I think the best solution is to allow small images only.

Miguel