$youtube=''
$twitter=''
$twitch=''

$youtube_br='9M'
$twitter_br='9M'
$twitch_br='7M'

ffmpeg -listen 1 -i rtmp://192.168.254.146/  -bufsize 3000k  -maxrate $twitch_br  -flags +global_header  -c:v libx264  -preset veryfast -tune zerolatency  -g:v 60  -vb $twitch_br  -c:a copy  -f flv $twitch  -maxrate $twitter_br  -bufsize 3000k  -flags +global_header  -c:v libx264  -preset veryfast -tune zerolatency  -vb $twitter_br  -c:a copy  -f flv $twitter