Victor Reijs wrote: >Do I understand that a tif file can be 3*16 bits (my knowledge of file >format is not that good)? > > Yes. Many, if not most scanners output in 48-bit color. Many of the better digital cameras output in 12-bits per plane. And most medical imaging is greater than 8-bits per plane.
>But say I start with a jpg file of 3*8 bits (e.g. most cameras only can >handle 8 bit band depth). >Can I now translate my 8*3-bit JPG into 16*3 bit TIF in PIL, then use >split, 'function on each band', merge, matrix convert and 'function on >all bands' and translate to from 16*3 TIF to 8*3 bit JPG? > > That's what I'm trying to find out. So far my attempts to read in a 48-bit image into PIL have failed. But that doesn't mean that it can't be done. >It are the specific translation functions (3*8 -> 3*16 and back) I am >interested in. > >(I have the above procedure working BUT all in a 3*8 environment and it >works fine, but I would like to have less color noise due to the low >resolution of 8 bits). > >All the best, > > >Victor >_______________________________________________ >Image-SIG maillist - [email protected] >http://mail.python.org/mailman/listinfo/image-sig > > > _______________________________________________ Image-SIG maillist - [email protected] http://mail.python.org/mailman/listinfo/image-sig
