Stream A Mac Desktop To An RTMP Server With ffmpeg
This appears to work. Need to play with it to figure out the min set of options and a good default set
Code
ffmpeg \
-f avfoundation \
-i "3:0" \
-framerate 30 \
-preset ultrafast \
-vcodec libx264 \
-b 900k \
-f flv rtmp://127.0.0.1:1935/a/b