ffmpeg -f avfoundation -i "1" -vcodec libx264 -r 10 -tune zerolatency -b:v 500k -bufsize 300k -f rtp rtp://localhost:1234
ffmpeg -f avfoundation -i "1" -vcodec libx264 -r 10 -tune zerolatency -b:v 500k -bufsize 300k -f rtp udp://127.0.0.1:1234
ffmpeg -f avfoundation -i "1" -vcodec libx264 -r 10 -tune zerolatency -b:v 500k -bufsize 300k -f mpegts udp://127.0.0.1:1234
ffmpeg -f avfoundation -i "1" -vcodec libx264 -r 10 -pix_fmt uyvy422 -tune zerolatency -b:v 500k -bufsize 300k -f mpegts udp://192.168.88.38:1234