Gマスク
Images that have been [[censored]] by scrambling pixels or applying filters that can be reversed to restore the original image. The most common programs used for this are GMask and FLMask.

h4. External links
* "Image Mask Programs":[https://sites.google.com/site/imagemasksite/]
* "GMask and FLMask basic user guide":[http://gmask.awardspace.info/]
removable censorship