P2P UDP #ffmpeg -f avfoundation -r 30 -i "0:0" -s 640x480 -c:v libx264 -preset ultrafast -tune zerolatency -pix_fmt yuv444p -x264opts crf=20:vbv-maxrate=3000:vbv-bufsize=0:intra-refresh=1:slice-max-size=1500:keyint=30:ref=1 -b:v 10000k -an -f mpegts 'udp://10.0.1.11:1234'