| asteriskh263 | Extracts H263 video from RTP and encodes in Asterisk H263 format | 
| rtpamrdepay | Extracts AMR audio from RTP packets (RFC 3267) | 
| rtpamrpay | Payload-encode AMR audio into RTP packets (RFC 3267) | 
| rtpdepay | Accepts raw RTP and RTCP packets and sends them forward | 
| rtpgsmdepay | Extracts GSM audio from RTP packets | 
| rtpgsmpay | Payload-encodes GSM audio into a RTP packet | 
| rtph263pay | Payload-encodes H263 video in RTP packets (RFC 2190) | 
| rtph263pdepay | Extracts H263+ video from RTP packets (RFC 2429) | 
| rtph263ppay | Payload-encodes H263+ video in RTP packets (RFC 2429) | 
| rtpmp4gpay | Payload MPEG4 elementary streams as RTP packets (RFC 3640) | 
| rtpmp4vdepay | Extracts MPEG4 video from RTP packets (RFC 3016) | 
| rtpmp4vpay | Payode MPEG4 video as RTP packets (RFC 3016) | 
| rtpmpadepay | Extracts MPEG audio from RTP packets (RFC 2038) | 
| rtpmpapay | Payode MPEG audio as RTP packets (RFC 2038) | 
| rtppcmadepay | Extracts PCMA audio from RTP packets | 
| rtppcmapay | Payload-encodes PCMA audio into a RTP packet | 
| rtppcmudepay | Extracts PCMU audio from RTP packets | 
| rtppcmupay | Payload-encodes PCMU audio into a RTP packet | 
| rtpspeexdepay | Extracts Speex audio from RTP packets | 
| rtpspeexpay | Payload-encodes Speex audio into a RTP packet |