Pierre Willenbrock schrieb: > Guillaume Gastebois schrieb: >> Hello, >> >> I see that reg[2] was like 0x07. So INVOP was still set !!! >> I comment out offset_calibration in genesys_flatbed_calibration, set >> reg[2] to 0x03, and I get a black image with a gray vertical line in the >> middle !!! >> I try to reenable offset_calibration and I get : >> http://ggastebois.free.fr/lide90_snoop/toto_10_0_0_invop_0.jpg >> In the central vertical line we can see a piece of my dinosause not >> reverted !!! I think this works. And good news : the frontend seems to >> be (or to be compatible) with a wolfson wm8199. >> >> If you remember, this gray line is on the vertical of the small black >> piece (in calibration area). So calibration is better with black area !! >> > > hmm. the shading calibration currently needs some black to work. But > good news. Now, where did i put that alternative offset_calibration code... >
obviously, in cvs, while thinking i'd only put the power-mode changes in.. The needed change is a one liner.. This should compile, but i don't know if it works. The shading calibration should still be commented out. offset_calibration, gain_calibration and led_calibration might work. Regards, Pierre -------------- next part -------------- A non-text attachment was scrubbed... Name: offset-calib.patch Type: text/x-patch Size: 599 bytes Desc: not available Url : http://lists.alioth.debian.org/pipermail/sane-devel/attachments/20080213/25da0826/attachment.bin