yangkang2021.github.io

demo信令：

信令交互图

getRouterRtpCapabilities：获取rtp支持特性。
join：从已经加入的成员那里创建Consumer会给客户端发newConsumer，并给他们发newPeer。

createWebRtcTransport：在服务端创建transport。

{
 "response":true,
 "id":1354770,
 "ok":true,
 "data":{
     "id":"4ab8ada9-5302-4afb-a8c4-3b33ba182852",
     "iceParameters":{
         "iceLite":true,
         "password":"9in2qytjy1r0mkq1a78vvnicnik5v13i",
         "usernameFragment":"zot8o0flwfpige87"
     },
     "iceCandidates":[
         {
             "foundation":"udpcandidate",
             "ip":"192.168.0.4",
             "port":44537,
             "priority":1076302079,
             "protocol":"udp",
             "type":"host"
         }
     ],
     "dtlsParameters":{
         "fingerprints":[
             {
                 "algorithm":"sha-1",
                 "value":"74:7C:06:EF:9A:9B:C5:99:71:7D:EB:0F:B7:DE:F9:78:11:66:BD:69"
             },
             {
                 "algorithm":"sha-224",
                 "value":"15:5F:0C:07:3B:C1:CD:48:34:7A:4C:13:BE:9A:ED:81:46:1F:AB:8D:36:F9:64:38:C7:4D:8B:4A"
             },
             {
                 "algorithm":"sha-256",
                 "value":"8E:E5:42:89:EC:A9:E2:58:B8:BD:1B:48:4F:30:DC:BD:74:7E:83:FD:60:CD:A4:47:C4:83:5D:DB:DF:3B:27:4A"
             },
             {
                 "algorithm":"sha-384",
                 "value":"AE:AE:0A:0D:39:F5:BD:CD:A2:07:24:D5:F5:7C:11:EE:46:F8:12:8E:22:D8:8C:0F:26:07:A5:73:4E:31:08:F8:60:7C:B6:F5:7F:62:4A:66:AF:6B:E1:5D:D2:1D:E1:71"
             },
             {
                 "algorithm":"sha-512",
                 "value":"32:2B:41:16:B7:3B:C6:23:35:59:14:F8:C1:50:2D:57:D9:7B:F7:4C:61:AB:CF:6E:5B:6D:31:0A:EE:A7:98:52:0D:E4:DB:2F:0D:5B:4A:81:BB:93:27:B6:D7:BF:47:5D:4B:94:65:AB:62:AB:66:A3:28:38:80:8C:2F:D5:BB:F3"
             }
         ],
         "role":"auto"
     }
 }
}

connectWebRtcTransport：客户端创建通道后向服务端提供dtlsParameters，才能连接。

{
 "data":{
     "dtlsParameters":{
         "fingerprints":[
             {
                 "algorithm":"sha-256",
                 "value":"44:BC:3C:2D:19:A9:EF:0D:27:C4:BC:59:93:9E:E6:59:15:0E:43:34:7F:92:BD:4F:DB:EB:A2:76:0D:43:F7:D3"
             }
         ],
         "role":"server"
     },
     "transportId":"4ab8ada9-5302-4afb-a8c4-3b33ba182852"
 },
 "id":1354770,
 "method":"connectWebRtcTransport",
 "request":true
}

restartIce：重启ice连接。

produce/closeProducer/pauseProducer/resumeProducer：创建/删除/暂停/恢复音视频生产者，要通知房间里其他的所有人。

{
 "data":{
     "appData":{

     },
     "kind":"video",
     "rtpParameters":{
         "codecs":[
             {
                 "clockRate":90000,
                 "mimeType":"video/VP8",
                 "parameters":{

                 },
                 "payloadType":96,
                 "rtcpFeedback":[
                     {
                         "parameter":"",
                         "type":"goog-remb"
                     },
                     {
                         "parameter":"",
                         "type":"transport-cc"
                     },
                     {
                         "parameter":"fir",
                         "type":"ccm"
                     },
                     {
                         "parameter":"",
                         "type":"nack"
                     },
                     {
                         "parameter":"pli",
                         "type":"nack"
                     }
                 ]
             },
             {
                 "clockRate":90000,
                 "mimeType":"video/rtx",
                 "parameters":{
                     "apt":96
                 },
                 "payloadType":97,
                 "rtcpFeedback":[

                 ]
             }
         ],
         "encodings":[
             {
                 "dtx":false,
                 "rtx":{
                     "ssrc":2196894209
                 },
                 "ssrc":106197398
             }
         ],
         "headerExtensions":[
             {
                 "encrypt":false,
                 "id":4,
                 "parameters":{

                 },
                 "uri":"urn:ietf:params:rtp-hdrext:sdes:mid"
             },
             {
                 "encrypt":false,
                 "id":5,
                 "parameters":{

                 },
                 "uri":"urn:ietf:params:rtp-hdrext:sdes:rtp-stream-id"
             },
             {
                 "encrypt":false,
                 "id":6,
                 "parameters":{

                 },
                 "uri":"urn:ietf:params:rtp-hdrext:sdes:repaired-rtp-stream-id"
             },
             {
                 "encrypt":false,
                 "id":2,
                 "parameters":{

                 },
                 "uri":"http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time"
             },
             {
                 "encrypt":false,
                 "id":3,
                 "parameters":{

                 },
                 "uri":"http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01"
             },
             {
                 "encrypt":false,
                 "id":13,
                 "parameters":{

                 },
                 "uri":"urn:3gpp:video-orientation"
             },
             {
                 "encrypt":false,
                 "id":14,
                 "parameters":{

                 },
                 "uri":"urn:ietf:params:rtp-hdrext:toffset"
             }
         ],
         "mid":"0",
         "rtcp":{
             "cname":"WhfBQa5YTn5Z4nHy",
             "reducedSize":true
         }
     },
     "transportId":"4ab8ada9-5302-4afb-a8c4-3b33ba182852"
 },
 "id":1354770,
 "method":"produce",
 "request":true
}

pauseConsumer/resumeConsumer：暂停/恢复音视频消费者。
setConsumerPreferredLayers
setConsumerPriority
requestConsumerKeyFrame
produceData：要通知房间里其他的所有人。
changeDisplayName：不用经过worker，通知其他人。
统计接口：
getTransportStats
getProducerStats
getConsumerStats
getDataProducerStats
getDataConsumerStats
上传下载带宽限制接口：
applyNetworkThrottle/resetNetworkThrottle：开始和停止网络上传下载带宽限制，调用sitespeed.io/throttle模块。

yangkang2021.github.io

demo信令：

统计接口：

上传下载带宽限制接口：

带宽估计