2008.07.23 15:16 "Re: [Tiff] Median Filter : tiffmedian", by Gerben Vos

Why after applying median filter .tif reduces its size to 1/3?

Because the original TIFF was RGB, which uses 3 bytes (24 bits) per pixel, while the new TIFF is palette-based with 256 colours, so it uses only 1 byte (8 bits) per pixel.

Gerben Vos.