ffmpeg转码推流

room_uid=$1
src_file=$2
for((;;)); do \
        url=`php /opt/work/rooms_release/token.php $room_uid`
        src_file=`php /opt/work/rooms_release/file.php $src_file`
        echo $src_file;
        /opt/work/srs/trunk/objs/ffmpeg/bin/ffmpeg -re -i $src_file \
        -acodec aac -vcodec libx264 -ab 192k -b 1200k -s 960x540 -ac 2 -r 24 -strict -2 -qscale 10 -ar 44100 \
        -f flv -y $url; \
        sleep 1; \
    done