Hello, I am interested in using VLC to capture the video stream from my webcam and save an image snapshot of the stream every half second. My command line so far looks like this: vlc v4l2:// :v4l2-dev=/dev/video0 :v4l2-fps=2 :v4l2-width=1280 :v4l2-height=960 --width=1280 --height=960 --no-sout-audio...