RTP

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Article

Created: spark55 (20 Sep 2007)

Last edited: hamishwillee (26 Jul 2012)

Introduction

RTP is "Real-Time Transport Protocol" which provides end to end network transport sevices in real-time.It provides real-time data transport for services like web conferencing,video,voice etc.RTP is mainly built on UDP(User Datagram Protocol).

RTP protocol can be used for an end-to-end or one-to-many kind of services.

The quality of service provided my RTP can be monitored by RTCP(RTP Control Protocol).

Functionality

The RTP API provides functionality to do the below steps:

• Create and manage an RTP session
  • RRtpSession session; //Construct a new RTP session object
  • session.OpenL(); //Opens an RTP session and initializes it

• Register for and handle events
  • RRtpSession:RegisterEventCallbackL
  • RRtpSendSource:RegisterEventCallbackL
  • RRtpReceiveSource:RegisterEventCallbackL

• Access an RTP packet

• Create a send stream
  • RRtpSendSource manages the creation and sending of RTP packets. Basically, an RTP session can have only one send stream.

• Manage an RTP packet

• Create a receive stream
  • RRtpReceivePacket is derived from RRtpPacket and provides a handle to a received RTP packet.

• Manage the RTCP packets and reports
  • RRtpSession::SetRTCPAutoSend()

• Manage the send and receive reports

Links

RTP Overview