Hi! I don't really know much about the dcraw loader, since Anders Brander is maintaining that part, but patches are of course very welcome.
(and also the libpng-1.5, especially if they are backwards compatible) Regards, Klaus Post http://www.klauspost.com On Mon, Sep 19, 2011 at 00:00, Ille <[email protected]> wrote: > Hi, I'm using the latest svn tree for a long time now. I had some > trouble with loading x3f raw files: highlights (well, overexposed > pixels) have a strange behaviour; some pixels get white (normal > behaviour), but some become black. An ugly (but quick) way to > bypass this behaviour is to shift the 12 bits values to 14 bits instead > of 16 bits in the convert() function of dcrawloader.c. The resulting > data will be a little bit darker, but the benefit of this is also that > it reduce the annoying color banding (noise?) often seen in dark area > with x3f produced with SD14 or SD15. Other gain, you don't need to > recalculate the rgbMax, just use the one from dcraw and you save some > cpu time. > > Oh, and if you like I can produce a patch ton make rawstudio SVN > compile against libpng-1.5 (members of png_info are not accessible > anymore). > > Regards, > Ille > > _______________________________________________ > Rawstudio-dev mailing list > [email protected] > http://rawstudio.org/cgi-bin/mailman/listinfo/rawstudio-dev >
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