mirror of
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75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
package main
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import (
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"fmt"
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"github.com/pions/webrtc"
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"github.com/pions/webrtc/examples/gstreamer-send/gst"
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"github.com/pions/webrtc/examples/util"
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"github.com/pions/webrtc/pkg/ice"
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)
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func main() {
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// Everything below is the pion-WebRTC API! Thanks for using it ❤️.
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// Setup the codecs you want to use.
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// We'll use the default ones but you can also define your own
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webrtc.RegisterDefaultCodecs()
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// Prepare the configuration
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config := webrtc.RTCConfiguration{
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IceServers: []webrtc.RTCIceServer{
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{
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URLs: []string{"stun:stun.l.google.com:19302"},
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},
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},
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}
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// Create a new RTCPeerConnection
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peerConnection, err := webrtc.New(config)
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util.Check(err)
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// Set the handler for ICE connection state
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// This will notify you when the peer has connected/disconnected
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peerConnection.OnICEConnectionStateChange = func(connectionState ice.ConnectionState) {
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fmt.Printf("Connection State has changed %s \n", connectionState.String())
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}
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// Create a audio track
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opusTrack, err := peerConnection.NewRTCTrack(webrtc.DefaultPayloadTypeOpus, "audio", "pion1")
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util.Check(err)
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_, err = peerConnection.AddTrack(opusTrack)
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util.Check(err)
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// Create a video track
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vp8Track, err := peerConnection.NewRTCTrack(webrtc.DefaultPayloadTypeVP8, "video", "pion2")
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util.Check(err)
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_, err = peerConnection.AddTrack(vp8Track)
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util.Check(err)
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// Wait for the offer to be pasted
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sd := util.Decode(util.MustReadStdin())
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// Set the remote SessionDescription
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offer := webrtc.RTCSessionDescription{
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Type: webrtc.RTCSdpTypeOffer,
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Sdp: string(sd),
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}
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err = peerConnection.SetRemoteDescription(offer)
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util.Check(err)
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// Sets the LocalDescription, and starts our UDP listeners
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answer, err := peerConnection.CreateAnswer(nil)
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util.Check(err)
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// Output the answer in base64 so we can paste it in browser
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fmt.Println(util.Encode(answer.Sdp))
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// Start pushing buffers on these tracks
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gst.CreatePipeline(webrtc.Opus, opusTrack.Samples).Start()
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gst.CreatePipeline(webrtc.VP8, vp8Track.Samples).Start()
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// Block forever
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select {}
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}
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