RTP/RTCP的RFC协议汇总

   总结包括RTP/RTCP的机制,类型,负载和安全srtp部分,并不包括相关的nat/ice穿透机制,dtls安全机制, sdp offer-answer sip相关的协商机制和rtsp流控协议。

RFC版本号

名称

备注

1889

RTP: A Transport Protocol for Real-Time Applications

早期RTP协议,RTP v1

1890

RTP Profile for Audio and Video Conferences with Minimal Control

RTP的负载类型定义,对应于RTP v1

2198

RTP Payload for Redundant Audio Data

发送音频冗余数据的机制,FEC的雏形

3550

RTP: A Transport Protocol for Real-Time Applications

现用RTP协议,RTP v2

3551

RTP Profile for Audio and Video Conferences with Minimal Control

RTP的负载类型定义,对应于RTP v2

3611

RTP Control Protocol Extended Reports (RTCP XR)

RTCP的拓展报文即XR报文定义

3640

RTP Payload Format for Transport of MPEG-4 Elementary Streams

RTP负载为MPEG-4的格式定义

3711

The Secure Real-time Transport Protocol (SRTP)

RTP媒体流采用AES-128对称加密

3984

RTP Payload Format for H.264 Video

RTP负载为H264的格式定义,已被6184取代

4103

RTP Payload for Text Conversation

RTP负载为文本或者T.140的格式定义

4585

Extended RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/AVPF)

NACK定义,通过实时的RTCP进行丢包重传

4587

RTP Payload Format for H.261 Video Streams

H261的负载定义

4588

RTP Retransmission Payload Format

RTP重传包的定义

4961

Symmetric RTP / RTP Control Protocol (RTCP)

终端收发端口用同一个,叫做对称的RTP,便于DTLS加密

5104

Codec Control Messages in the RTP Audio-Visual Profile with Feedback (AVPF)

基于4585实时RTCP消息,来控制音视频编码器的机制

5109 RTP Payload Format for Generic Forward Error Correction Fec的通用规范。

5124

Extended Secure RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/SAVPF)

SRTP的丢包重传

5285

A General Mechanism for RTP Header Extensions

RTP 扩展头定义,可以扩展1或2个字节,比如CSRC,已被8285协议替代

5450

Transmission Time Offsets in RTP Streams

计算RTP的时间差,可以配合抖动计算

5484

Associating Time-Codes with RTP Streams

RTP和RTCP中时间格式的定义

5506

Support for Reduced-Size Real-Time Transport Control Protocol (RTCP): Opportunities and Consequences

RTCP压缩

5669

The SEED Cipher Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP)

SRTP的对称加密算法的种子使用方法

5691

RTP Payload Format for Elementary Streams with MPEG Surround Multi-Channel Audio

对于MPEG-4中有多路音频的RTP负载格式的定义

5760

RTP Control Protocol (RTCP) Extensions for Single-Source Multicast Sessions with Unicast Feedback

RTCP对于单一源进行多播的反馈机制

5761

Multiplexing RTP Data and Control Packets on a Single Port

RTP和RTCP在同一端口上传输

6051

Rapid Synchronisation of RTP Flows

多RTP流的快速同步机制,适用于MCU的处理

6128

RTP Control Protocol (RTCP) Port for Source-Specific Multicast (SSM) Sessions

RTCP对于多播中特定源的反馈机制

6184

RTP Payload Format for H.264 Video

H264的负载定义

6188

The Use of AES-192 and AES-256 in Secure RTP

SRTP拓展定义AES192和AES256

6189

ZRTP: Media Path Key Agreement for Unicast Secure RTP

ZRTP的定义,非对称加密,用于密钥交换

6190

RTP Payload Format for Scalable Video Coding

H264-SVC的负载定义

6222

Guidelines for Choosing RTP Control Protocol (RTCP) Canonical Names (CNAMEs)

RTCP的CNAME的选定规则,可根据RFC 4122的UUID来选取

6798 6843 6958 7002 7003 7097

RTP Control Protocol (RTCP) Extended  Report (XR) Block for XXX

RTCP的XR报文,关于各个方面的定义

6904

Encryption of Header Extensions in the Secure Real-time Transport Protocol

SRTP的RTP头信息加密

7022

Guidelines for Choosing RTP Control Protocol (RTCP) Canonical Names (CNAMEs)

RTCP的CNAME的选定规则,修订6222

7160

Support for Multiple Clock Rates in an RTP Session

RTP中的码流采样率变化的处理规则,音频较常见

7164

RTP and Leap Seconds

RTP时间戳的校准机制

7201

Options for Securing RTP Sessions

RTP的安全机制的建议,什么时候用DTLS,SRTP,ZRTP或者RTP over TLS等

7202

Securing the RTP Framework: Why RTP Does Not Mandate a Single Media Security Solution

 

RTP的安全机制的补充说明

7656

A Taxonomy of Semantics and Mechanisms for               Real-Time Transport Protocol (RTP) Sources

RTP在webrtc中的应用场景

7667

RTP Topologies

在MCU等复杂系统中,RTP流的设计规范

7741

RTP Payload Format for VP8 Video

负载为vp8的定义

7798 RTP Payload Format for High Efficiency Video Coding (HEVC) 负载为HEVC的定义

8082

Using Codec Control Messages in the RTP Audio-Visual Profile with                      Feedback with Layered Codecs

基于4585实时RTCP消息,来控制分层的音视频编码器的机制,对于5104协议的补充

8083

Multimedia Congestion Control: Circuit Breakers for Unicast RTP Sessions

RTP的拥塞处理之码流环回的处理

8108

Sending Multiple RTP Streams in a Single RTP Session

单一会话,单一端口传输所有的RTP/RTCP码流,对现有RTP/RTCP机制的总结

8285

A General Mechanism for RTP Header Extensions

RTP 扩展头定义,可以同时扩展为1或2个字节

 

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