要做rtp/rtsp over  http， 我对http也有点了解， 以前也做过rtp/rtsp over tcp/udp传输264视频流，  但刚开始还是没有一点思路，想着把http和rtp等联系到一起， 网上这方面的资料太少， 最后实在找不到想要的资料， 于是用开源的live555工程模拟了一个数据的交互过程， 相信对要做这方面的人有很大的帮助， 至少对于我， 呵呵。 下面是交互的过程：

客户端用openrtsp来模拟， 服务器用mediaserver来模拟（黄色字体表示接收到的， 红色表示发送出去的）。

openrtsp的打印信息如下：

[root@www testProgs]# ./openRTSP  -F first_ -T 80  rtsp://127.0.0.1/slamtv60.264

Opening connection to 127.0.0.1, port 80...

...remote connection opened

Requesting RTSP-over-HTTP tunneling (on port 80)

<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /> 

Sending request:

GET /slamtv60.264 HTTP/1.0

CSeq: 1

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

x-sessioncookie: 754a0e506e8401d33572619

Accept: application/x-rtsp-tunnelled

Pragma: no-cache

Cache-Control: no-cache

Received 143 new bytes of response data.

Received a complete GET response:

HTTP/1.0 200 OK

Date: Thu, 19 Aug 1982 18:30:00 GMT

Cache-Control: no-cache

Pragma: no-cache

Content-Type: application/x-rtsp-tunnelled

Opening connection to 127.0.0.1, port 80...

...remote connection opened

Sending request:

POST /slamtv60.264 HTTP/1.0

CSeq: 1

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

x-sessioncookie: 754a0e506e8401d33572619

Content-Type: application/x-rtsp-tunnelled

Pragma: no-cache

Cache-Control: no-cache

Content-Length: 32767

Expires: Sun, 9 Jan 1972 00:00:00 GMT

Sending request:

OPTIONS rtsp://127.0.0.1/slamtv60.264 RTSP/1.0

CSeq: 2

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

The request was base-64 encoded to:

T1BUSU9OUyBydHNwOi8vMTI3LjAuMC4xL3NsYW10djYwLjI2NCBSVFNQLzEuMA0KQ1NlcTog

Mg0KVXNlci1BZ2VudDogLi9vcGVuUlRTUCAoTElWRTU1NSBTdHJlYW1pbmcgTWVkaWEgdjIw

MTEuMDMuMTQpDQoNCg==

Received 152 new bytes of response data.

Received a complete OPTIONS response:

RTSP/1.0 200 OK

CSeq: 2

Date: Wed, Apr 13 2011 07:15:56 GMT

Public: OPTIONS, DESCRIBE, SETUP, TEARDOWN, PLAY, PAUSE, GET_PARAMETER, SET_PARAMETER

Sending request:

DESCRIBE rtsp://127.0.0.1/slamtv60.264 RTSP/1.0

CSeq: 3

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

Accept: application/sdp

The request was base-64 encoded to:

REVTQ1JJQkUgcnRzcDovLzEyNy4wLjAuMS9zbGFtdHY2MC4yNjQgUlRTUC8xLjANCkNTZXE6ID

MNClVzZXItQWdlbnQ6IC4vb3BlblJUU1AgKExJVkU1NTUgU3RyZWFtaW5nIE1lZGlhIHYyMDExLjA

zLjE0KQ0KQWNjZXB0OiBhcHBsaWNhdGlvbi9zZHANCg0K

Received 689 new bytes of response data.

Received a complete DESCRIBE response:

RTSP/1.0 200 OK

CSeq: 3

Date: Wed, Apr 13 2011 07:15:56 GMT

Content-Base: rtsp://127.0.0.1/slamtv60.264/

Content-Type: application/sdp

Content-Length: 526

v=0

o=- 1302678956100984 1 IN IP4 192.168.77.111

s=H.264 Video, streamed by the LIVE555 Media Server

i=slamtv60.264

t=0 0

a=tool:LIVE555 Streaming Media v2011.03.14

a=type:broadcast

a=control:*

a=range:npt=0-

a=x-qt-text-nam:H.264 Video, streamed by the LIVE555 Media Server

a=x-qt-text-inf:slamtv60.264

m=video 0 RTP/AVP 96

c=IN IP4 <?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />

<?xml:namespace prefix = st1 /><?xml:namespace prefix = st1 />0.0.0.0

b=AS:500

a=rtpmap:96 H264/90000

a=fmtp:96 packetization-mode=1;profile-level-id=4D4033

;sprop-parameter-sets=Z01AM5JUDAS0IAAAAwBAAAAM0eMGVA==,aO48gA==

a=control:track1

Opened URL "rtsp://127.0.0.1/slamtv60.264", returning a SDP description:

v=0

o=- 1302678956100984 1 IN IP4 192.168.77.111

s=H.264 Video, streamed by the LIVE555 Media Server

i=slamtv60.264

t=0 0

a=tool:LIVE555 Streaming Media v2011.03.14

a=type:broadcast

a=control:*

a=range:npt=0-

a=x-qt-text-nam:H.264 Video, streamed by the LIVE555 Media Server

a=x-qt-text-inf:slamtv60.264

m=video 0 RTP/AVP 96

c=IN IP4 0.0.0.0

b=AS:500

a=rtpmap:96 H264/90000

a=fmtp:96 packetization-mode=1;profile-level-id=4D4033

;sprop-parameter-sets=Z01AM5JUDAS0IAAAAwBAAAAM0eMGVA==,aO48gA==

a=control:track1

Created receiver for "video/H264" subsession (client ports 50736-50737)

Sending request:

SETUP rtsp://127.0.0.1/slamtv60.264/track1 RTSP/1.0

CSeq: 4

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

Transport: RTP/AVP/TCP;unicast;interleaved=0-1

The request was base-64 encoded to:

U0VUVVAgcnRzcDovLzEyNy4wLjAuMS9zbGFtdHY2MC4yNjQvdHJhY2sxIFJUU1AvMS4wDQp

DU2VxOiA0DQpVc2VyLUFnZW50OiAuL29wZW5SVFNQIChMSVZFNTU1IFN0cmVhbWluZyBN

ZWRpYSB2MjAxMS4wMy4xNCkNClRyYW5zcG9ydDogUlRQL0FWUC9UQ1A7dW5pY2FzdDtp

bnRlcmxlYXZlZD0wLTENCg0K

Received 171 new bytes of response data.

Received a complete SETUP response:

RTSP/1.0 200 OK

CSeq: 4

Date: Wed, Apr 13 2011 07:15:56 GMT

Transport: RTP/AVP/TCP;unicast;destination=127.0.0.1;source=127.0.0.1;interleaved=0-1

Session: 557663C7

Setup "video/H264" subsession (client ports 50736-50737)

Created output file: "first_video-H264-1"

Sending request:

PLAY rtsp://127.0.0.1/slamtv60.264/ RTSP/1.0

CSeq: 5

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

Session: 557663C7

Range: npt=0.000-

The request was base-64 encoded to:

UExBWSBydHNwOi8vMTI3LjAuMC4xL3NsYW10djYwLjI2NC8gUlRTUC8xLjANCkNTZXE6IDUNClVzZX

ItQWdlbnQ6IC4vb3BlblJUU1AgKExJVkU1NTUgU3RyZWFtaW5nIE1lZGlhIHYyMDExLjAzLjE0KQ0KU2V

zc2lvbjogNTU3NjYzQzcNClJhbmdlOiBucHQ9MC4wMDAtDQoNCg==

Received a complete PLAY response:

RTSP/1.0 200 OK

CSeq: 5

Date: Wed, Apr 13 2011 07:15:56 GMT

Range: npt=0.000-

Session: 557663C7

RTP-Info: url=rtsp://127.0.0.1/slamtv60.264/track1;seq=8747;rtptime=3741659354

Started playing session

Receiving streamed data (signal with "kill -HUP 6196" or "kill -USR1 6196" to terminate)...

Received RTCP "BYE" on "video/H264" subsession (after 58 seconds)

Sending request:

TEARDOWN rtsp://127.0.0.1/slamtv60.264/ RTSP/1.0

CSeq: 6

User-Agent: ./openRTSP (LIVE555 Streaming Media v2011.03.14)

Session: 557663C7

The request was base-64 encoded to:

VEVBUkRPV04gcnRzcDovLzEyNy4wLjAuMS9zbGFtdHY2MC4yNjQvIFJUU1AvMS4wDQpDU2VxOiA2

DQpVc2VyLUFnZW50OiAuL29wZW5SVFNQIChMSVZFNTU1IFN0cmVhbWluZyBNZWRpYSB2MjAxM

S4wMy4xNCkNClNlc3Npb246IDU1NzY2M0M3DQoNCg==

Received a complete TEARDOWN response:

RTSP/1.0 200 OK

CSeq: 6

Date: Wed, Apr 13 2011 07:16:54 GMT