How remove camera preview to raspberry pi

Question

I installed the SimpleCv on my raspberryPi and the driver to use the camera board with it (uv4l driver) and now I\'d like to play with it. When I type on simpleCV shell \"Camer

Answer 1

Try the nopreview option

pkill uv4l
uv4l --driver raspicam --auto-video_nr --encoding yuv420 --width 320 --height 240 --nopreview
export LD_PRELOAD=/usr/lib/uv4l/uv4lext/armv6l/libuv4lext.so

Hope that helps