(RK Audio) D rl2 RL2 DE rm RealMedia DE roq raw id RoQ D rpl RPL / ARMovie D rsd GameCube RSD DE rso Lego Mindstorms RSO DE rtp RTP output E rtp_mpegts RTP/mpegts output format DE rtsp RTSP output DE s16be PCM signed 16-bit big-endian DE s16le PCM signed 16-bit little-...