# rtc_server

**Repository Path**: wingsmm/rtc_server

## Basic Information

- **Project Name**: rtc_server
- **Description**: xrtc server/client
- **Primary Language**: C++
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2024-03-28
- **Last Updated**: 2025-11-06

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# rtc_server

## 学习地址

 [XRTC1.0-基于WebRTC的大型分布式实时音视频系统实战(课程)](https://app2n0riqjg1172.h5.xiaoeknow.com/p/course/ecourse/course_2YkmdWO7a7A0vij8nwb2NPkOj4S)

 [基于WebRTC的大型分布式实时音视频系统项目实战_v1.1.pdf](./doc/基于WebRTC的大型分布式实时音视频系统项目实战_v1.1.pdf)


## 第1部分 桌面共享

[目录:桌面共享(4-14)](./screen_share/README.md)

## 第2部分 基础系统架构-go部分
     
[目录:基础系统架构(15-32)](./signaling/README.md)

## 第2部分 基础系统架构-cpp部分

[目录:基础系统架构(33-59)](./rtc_server/README.md)

- 源码:signaling_1.18 xrtcserver_1.22

## 第3阶段：WebRTC推流 (79 小节)

[目录:WebRTC推流(60-138)](./rtc_server/README_PUSH.md)

## 第4阶段：WebRTC拉流 (30 小节)




```bash


send push: /signaling/push
push response: {"errNo":0,"errMsg":"success","data":{"type":"offer","sdp":"v=0\r\no=- 0 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE audio video\r\na=msid-semantic: WMS\r\nm=audio 9 UDP/TLS/RTP/SAVPF 111\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=candidate:2757197131 1 udp 2113937151 124.70.49.224 10028 typ host\r\na=ice-ufrag:XWJV\r\na=ice-pwd:BIkvenMJ7Vd6wfOpVSlDf1tW\r\na=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82\r\na=setup:actpass\r\na=mid:audio\r\na=recvonly\r\na=rtcp-mux\r\na=rtpmap:111 opus/48000/2\r\na=rtcp-fb:111 transport-cc\r\na=fmtp:111 minptime=10;useinbandfec=1\r\nm=video 9 UDP/TLS/RTP/SAVPF 107 99\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:XWJV\r\na=ice-pwd:BIkvenMJ7Vd6wfOpVSlDf1tW\r\na=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82\r\na=setup:actpass\r\na=mid:video\r\na=recvonly\r\na=rtcp-mux\r\na=rtpmap:107 H264/90000\r\na=rtcp-fb:107 goog-remb\r\na=rtcp-fb:107 transport-cc\r\na=rtcp-fb:107 ccm fir\r\na=rtcp-fb:107 nack\r\na=rtcp-fb:107 nack pli\r\na=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f\r\na=rtpmap:99 rtx/90000\r\na=fmtp:99 apt=107\r\n"}}

offer sdp: 
v=0
o=- 0 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE audio video
a=msid-semantic: WMS
m=audio 9 UDP/TLS/RTP/SAVPF 111
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=candidate:2757197131 1 udp 2113937151 124.70.49.224 10028 typ host
a=ice-ufrag:XWJV
a=ice-pwd:BIkvenMJ7Vd6wfOpVSlDf1tW
a=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82
a=setup:actpass
a=mid:audio
a=recvonly
a=rtcp-mux
a=rtpmap:111 opus/48000/2
a=rtcp-fb:111 transport-cc
a=fmtp:111 minptime=10;useinbandfec=1
m=video 9 UDP/TLS/RTP/SAVPF 107 99
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:XWJV
a=ice-pwd:BIkvenMJ7Vd6wfOpVSlDf1tW
a=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82
a=setup:actpass
a=mid:video
a=recvonly
a=rtcp-mux
a=rtpmap:107 H264/90000
a=rtcp-fb:107 goog-remb
a=rtcp-fb:107 transport-cc
a=rtcp-fb:107 ccm fir
a=rtcp-fb:107 nack
a=rtcp-fb:107 nack pli
a=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
a=rtpmap:99 rtx/90000
a=fmtp:99 apt=107

pc set remote description success
request screen share
用户同意屏幕共享, streamId: wNl1jIRDChlW3HcJMHJ7vg==
answer sdp: 
v=0
o=- 4342878217710247554 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE audio video
a=msid-semantic: WMS bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed
m=audio 9 UDP/TLS/RTP/SAVPF 111
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:s6Ec
a=ice-pwd:NyRjlHYmeY5SFvGKnePYsTT1
a=ice-options:trickle
a=fingerprint:sha-256 7A:31:07:CF:EB:8D:05:17:1C:B6:FC:BD:EB:FA:AE:DD:33:74:37:6F:67:D4:67:E8:A1:C8:7D:AC:C4:59:F8:7B
a=setup:active
a=mid:audio
a=sendonly
a=msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed 21e0c6dd-4547-4d71-8684-40e2c104d1df
a=rtcp-mux
a=rtpmap:111 opus/48000/2
a=rtcp-fb:111 transport-cc
a=fmtp:111 minptime=10;useinbandfec=1
a=ssrc:3067709294 cname:ZsZj+/VH5+E59Fsn
a=ssrc:3067709294 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed 21e0c6dd-4547-4d71-8684-40e2c104d1df
m=video 9 UDP/TLS/RTP/SAVPF 107 99
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:s6Ec
a=ice-pwd:NyRjlHYmeY5SFvGKnePYsTT1
a=ice-options:trickle
a=fingerprint:sha-256 7A:31:07:CF:EB:8D:05:17:1C:B6:FC:BD:EB:FA:AE:DD:33:74:37:6F:67:D4:67:E8:A1:C8:7D:AC:C4:59:F8:7B
a=setup:active
a=mid:video
a=sendonly
a=msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0
a=rtcp-mux
a=rtpmap:107 H264/90000
a=rtcp-fb:107 goog-remb
a=rtcp-fb:107 transport-cc
a=rtcp-fb:107 ccm fir
a=rtcp-fb:107 nack
a=rtcp-fb:107 nack pli
a=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
a=rtpmap:99 rtx/90000
a=fmtp:99 apt=107
a=ssrc-group:FID 1413395643 2748179492
a=ssrc:1413395643 cname:ZsZj+/VH5+E59Fsn
a=ssrc:1413395643 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0
a=ssrc:2748179492 cname:ZsZj+/VH5+E59Fsn
a=ssrc:2748179492 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0

pc set local sdp
send answer: /signaling/sendanswer
set local description success
send answer response: {"errNo":0,"errMsg":"success","data":null}


========================================================================================================================

send pull: /signaling/pull
push response: {"errNo":0,"errMsg":"success","data":{"type":"offer","sdp":"v=0\r\no=- 0 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE audio video\r\na=msid-semantic: WMS\r\nm=audio 9 UDP/TLS/RTP/SAVPF 111\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=candidate:2757197131 1 udp 2113937151 124.70.49.224 10029 typ host\r\na=ice-ufrag:od32\r\na=ice-pwd:DLlb3AKcns4LaNWxyhEG4mIt\r\na=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82\r\na=setup:actpass\r\na=mid:audio\r\na=sendonly\r\na=rtcp-mux\r\na=rtpmap:111 opus/48000/2\r\na=rtcp-fb:111 transport-cc\r\na=fmtp:111 minptime=10;useinbandfec=1\r\na=ssrc:3067709294 cname:ZsZj+/VH5+E59Fsn\r\na=ssrc:3067709294 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed 21e0c6dd-4547-4d71-8684-40e2c104d1df\r\na=ssrc:3067709294 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed\r\na=ssrc:3067709294 lable:21e0c6dd-4547-4d71-8684-40e2c104d1df\r\nm=video 9 UDP/TLS/RTP/SAVPF 107 99\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:od32\r\na=ice-pwd:DLlb3AKcns4LaNWxyhEG4mIt\r\na=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82\r\na=setup:actpass\r\na=mid:video\r\na=sendonly\r\na=rtcp-mux\r\na=rtpmap:107 H264/90000\r\na=rtcp-fb:107 goog-remb\r\na=rtcp-fb:107 transport-cc\r\na=rtcp-fb:107 ccm fir\r\na=rtcp-fb:107 nack\r\na=rtcp-fb:107 nack pli\r\na=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f\r\na=rtpmap:99 rtx/90000\r\na=fmtp:99 apt=107\r\na=ssrc-group:FID 1413395643 2748179492\r\na=ssrc:1413395643 cname:ZsZj+/VH5+E59Fsn\r\na=ssrc:1413395643 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0\r\na=ssrc:1413395643 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed\r\na=ssrc:1413395643 lable:c0a89b78-2bf9-4e39-91b3-bf05330cf6c0\r\na=ssrc:2748179492 cname:ZsZj+/VH5+E59Fsn\r\na=ssrc:2748179492 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0\r\na=ssrc:2748179492 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed\r\na=ssrc:2748179492 lable:c0a89b78-2bf9-4e39-91b3-bf05330cf6c0\r\n"}}

offer sdp: 
v=0
o=- 0 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE audio video
a=msid-semantic: WMS
m=audio 9 UDP/TLS/RTP/SAVPF 111
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=candidate:2757197131 1 udp 2113937151 124.70.49.224 10029 typ host
a=ice-ufrag:od32
a=ice-pwd:DLlb3AKcns4LaNWxyhEG4mIt
a=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82
a=setup:actpass
a=mid:audio
a=sendonly
a=rtcp-mux
a=rtpmap:111 opus/48000/2
a=rtcp-fb:111 transport-cc
a=fmtp:111 minptime=10;useinbandfec=1
a=ssrc:3067709294 cname:ZsZj+/VH5+E59Fsn
a=ssrc:3067709294 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed 21e0c6dd-4547-4d71-8684-40e2c104d1df
a=ssrc:3067709294 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed
a=ssrc:3067709294 lable:21e0c6dd-4547-4d71-8684-40e2c104d1df
m=video 9 UDP/TLS/RTP/SAVPF 107 99
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:od32
a=ice-pwd:DLlb3AKcns4LaNWxyhEG4mIt
a=fingerprint:sha-256 90:3A:45:F1:AB:5A:AD:65:90:74:7C:7A:ED:E0:BB:22:7B:B8:A2:F8:E3:29:05:B5:CC:E4:3E:5E:2C:EA:76:82
a=setup:actpass
a=mid:video
a=sendonly
a=rtcp-mux
a=rtpmap:107 H264/90000
a=rtcp-fb:107 goog-remb
a=rtcp-fb:107 transport-cc
a=rtcp-fb:107 ccm fir
a=rtcp-fb:107 nack
a=rtcp-fb:107 nack pli
a=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
a=rtpmap:99 rtx/90000
a=fmtp:99 apt=107
a=ssrc-group:FID 1413395643 2748179492
a=ssrc:1413395643 cname:ZsZj+/VH5+E59Fsn
a=ssrc:1413395643 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0
a=ssrc:1413395643 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed
a=ssrc:1413395643 lable:c0a89b78-2bf9-4e39-91b3-bf05330cf6c0
a=ssrc:2748179492 cname:ZsZj+/VH5+E59Fsn
a=ssrc:2748179492 msid:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed c0a89b78-2bf9-4e39-91b3-bf05330cf6c0
a=ssrc:2748179492 mslabel:bd0c3a8b-6fcf-4473-bd79-532cfe5c6bed
a=ssrc:2748179492 lable:c0a89b78-2bf9-4e39-91b3-bf05330cf6c0

set remote sdp start
pc set remote sdp success
answer sdp: 
v=0
o=- 4816052158149815250 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE audio video
a=msid-semantic: WMS
m=audio 9 UDP/TLS/RTP/SAVPF 111
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:AKbu
a=ice-pwd:qr8veRdt1WJ8BP15RGBDW5tS
a=ice-options:trickle
a=fingerprint:sha-256 C0:75:9D:1D:59:61:A8:7C:43:8E:5D:9C:32:86:BB:20:C9:FD:6B:A6:1E:7C:8E:79:2D:5F:03:F6:27:33:F9:B6
a=setup:active
a=mid:audio
a=recvonly
a=rtcp-mux
a=rtpmap:111 opus/48000/2
a=rtcp-fb:111 transport-cc
a=fmtp:111 minptime=10;useinbandfec=1
m=video 9 UDP/TLS/RTP/SAVPF 107 99
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=ice-ufrag:AKbu
a=ice-pwd:qr8veRdt1WJ8BP15RGBDW5tS
a=ice-options:trickle
a=fingerprint:sha-256 C0:75:9D:1D:59:61:A8:7C:43:8E:5D:9C:32:86:BB:20:C9:FD:6B:A6:1E:7C:8E:79:2D:5F:03:F6:27:33:F9:B6
a=setup:active
a=mid:video
a=recvonly
a=rtcp-mux
a=rtpmap:107 H264/90000
a=rtcp-fb:107 goog-remb
a=rtcp-fb:107 transport-cc
a=rtcp-fb:107 ccm fir
a=rtcp-fb:107 nack
a=rtcp-fb:107 nack pli
a=fmtp:107 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
a=rtpmap:99 rtx/90000
a=fmtp:99 apt=107

pc set local sdp
send answer: /signaling/sendanswer
set local sdp success
send answer response: {"errNo":0,"errMsg":"success","data":null}

```