raspivid -t 0 -w 960 -h 480 -fps 15 -b 5000000 -o - | /usr/src/ffmpeg/ffmpeg -i - -itsoffset 2 -f alsa -ac 1 -i hw:1,0 -map 0:0 -map 1:0 -r 15 -vcodec copy -acodec aac -strict -2 -f flv -metadata streamName=myStream tcp://0.0.0.0:6666