Hi, On Saturday 18 December 2010 08:49:08 tomsun wrote: > Dear All: > Now i came across some troubles on new CCD Devices. I can adjust HUE, > Brightness, Contrast, Saturation and so on, but i can't set default > parameter which be from firmware by WebCam application. > the below information comes form uvcvideo driver.
[snip] > uvcvideo: Failed to query (129) UVC control 2 (unit 2) : -110 (exp. 2). > uvcvideo: Failed to query (129) UVC control 3 (unit 2) : -110 (exp. 2). > uvcvideo: Failed to query (129) UVC control 6 (unit 2) : -32 (exp. 2). Your camera seems to crash when you try to read the current value of the brightness, contrast and hue controls. Does it happen randomly, or every time you try to access those controls ? > Does anyone tell me why and how to solve it ? -- Regards, Laurent Pinchart _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
