FFmpeg twitch

ffmpeg -f x11grab -s "$INRES" -q:v 25 -i :0.0+1920,0 -f alsa -i pulse -filter:a aresample=async=500 -c:v libx264 -preset:v "$QUAL" -pix_fmt yuv420p -s "$OUTRES" -c:a mp3 -ab 96k -ar 44100 -threads auto -maxrate 1500k -bufsize 2000k -f flv "rtmp://live-fra.twitch.tv/app/$STREAM_KEY"