Stream your desktop with VLC (screencam)

vlc-stream-desktop-to-mp4.sh

# stream video from your desktop & audio from another device into an h264/mp3 avi video with VLC
vlc screen:// --screen-fps=12 \
    --input-slave=alsa://hw:1,0 \
    --qt-start-minimized \
    --sout "#transcode{venc=x264,vcodec=h264,fps=12,vb=640,acodec=mp3,channels=1,ab=64}\
:std{access=file,mux=mp4,dst=screencam-$(date -u +%Y-%m-%d-%s).avi}"