FYI - FFMPEG is deprecated, now you're supposed to use avconv Code: avconv \ -f x11grab -r 30 -s hd1080 -i :0.0 \ -f alsa -ac 2 -i pulse \ -vcodec libx264 -vf 'scale=-1:720' -pre:v lossless_ultrafast \ -acodec libmp3lame \ -y out.avi Lot faster than ffmpeg too