Marilen Corciovei wrote: > > Hi, i'm new to this list and want to ask what it might be seem to as a > dumm question. > Is there any way to detect a "no signal" on a bttv card? I'm using > VIDIOCMCAPTURE-...SYNC ops to capture data from my bttv card and it > works fine except when there is no cam i still capture blue images. > Any sugestions? The blue images are generated in software, so they are ABSOLUTELY blue, and always the same blue. What I have done in the past is grab a screenshot, and compare it to a known screenshot of a blue screen. The files will be bit for bit the same. -- Trevor Boicey, P. Eng. Ottawa, Canada, tboicey@xxxxxxx ICQ #17432933 http://www.brit.ca/~tboicey/ "Clown college.... pfffft... can't eat that..." - Homer Simpson