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RTSPtoWeb/apiHTTPWebRTC.go

100 lines
3.0 KiB
Go

package main
import (
"time"
webrtc "github.com/deepch/vdk/format/webrtcv3"
"github.com/gin-gonic/gin"
"github.com/sirupsen/logrus"
)
//HTTPAPIServerStreamWebRTC stream video over WebRTC
func HTTPAPIServerStreamWebRTC(c *gin.Context) {
requestLogger := log.WithFields(logrus.Fields{
"module": "http_webrtc",
"stream": c.Param("uuid"),
"channel": c.Param("channel"),
"func": "HTTPAPIServerStreamWebRTC",
})
if !Storage.StreamChannelExist(c.Param("uuid"), c.Param("channel")) {
c.IndentedJSON(500, Message{Status: 0, Payload: ErrorStreamNotFound.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "StreamChannelExist",
}).Errorln(ErrorStreamNotFound.Error())
return
}
if !RemoteAuthorization("WebRTC", c.Param("uuid"), c.Param("channel"), c.Query("token"), c.ClientIP()) {
requestLogger.WithFields(logrus.Fields{
"call": "RemoteAuthorization",
}).Errorln(ErrorStreamUnauthorized.Error())
return
}
Storage.StreamChannelRun(c.Param("uuid"), c.Param("channel"))
codecs, err := Storage.StreamChannelCodecs(c.Param("uuid"), c.Param("channel"))
if err != nil {
c.IndentedJSON(500, Message{Status: 0, Payload: err.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "StreamCodecs",
}).Errorln(err.Error())
return
}
muxerWebRTC := webrtc.NewMuxer(webrtc.Options{ICEServers: Storage.ServerICEServers(), ICEUsername: Storage.ServerICEUsername(), ICECredential: Storage.ServerICECredential(), PortMin: Storage.ServerWebRTCPortMin(), PortMax: Storage.ServerWebRTCPortMax()})
answer, err := muxerWebRTC.WriteHeader(codecs, c.PostForm("data"))
if err != nil {
c.IndentedJSON(400, Message{Status: 0, Payload: err.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "WriteHeader",
}).Errorln(err.Error())
return
}
_, err = c.Writer.Write([]byte(answer))
if err != nil {
c.IndentedJSON(400, Message{Status: 0, Payload: err.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "Write",
}).Errorln(err.Error())
return
}
go func() {
cid, ch, _, err := Storage.ClientAdd(c.Param("uuid"), c.Param("channel"), WEBRTC)
if err != nil {
c.IndentedJSON(400, Message{Status: 0, Payload: err.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "ClientAdd",
}).Errorln(err.Error())
return
}
defer Storage.ClientDelete(c.Param("uuid"), cid, c.Param("channel"))
var videoStart bool
noVideo := time.NewTimer(10 * time.Second)
for {
select {
case <-noVideo.C:
// c.IndentedJSON(500, Message{Status: 0, Payload: ErrorStreamNoVideo.Error()})
requestLogger.WithFields(logrus.Fields{
"call": "ErrorStreamNoVideo",
}).Errorln(ErrorStreamNoVideo.Error())
return
case pck := <-ch:
if pck.IsKeyFrame {
noVideo.Reset(10 * time.Second)
videoStart = true
}
if !videoStart {
continue
}
err = muxerWebRTC.WritePacket(*pck)
if err != nil {
requestLogger.WithFields(logrus.Fields{
"call": "WritePacket",
}).Errorln(err.Error())
return
}
}
}
}()
}