hi, with your excample i have no problem to read fom a video device, but how can i switch between th channels? i have tried using VIDIOCSCHAN but it don't work ( ioctl returns -1? ) by Toby _ _ _ ____ ___ ____ _ | |_ ___| |__(_)__ _ ___ / __ \ _ __ __ _ __ _ ___|_ )__ / __| |___ | _/ _ \ '_ \ / _` (_-</ / _` | '_ \/ _` / _` / -_)/ / |_ \_/ _` / -_) \__\___/_.__/_\__,_/__/\ \__,_| .__/\__,_\__, \___/___|___(_)__,_\___| \____/|_| |___/ -- _Homepage_______________E-Mail_________________________________________ http://www.page23.de mailto:tobias@xxxxxxxxx mailto:null@xxxxxxxxx _______________________________________________________________________