Upgrade to pion/webrtc v3.

conn.go

@@ -9,7 +9,7 @@ import (
 	"errors"
 
 	"github.com/pion/rtp"
-	"github.com/pion/webrtc/v2"
+	"github.com/pion/webrtc/v3"
 )
 
 var ErrConnectionClosed = errors.New("connection is closed")

disk.go

@@ -11,8 +11,8 @@ import (
 	"github.com/at-wat/ebml-go/webm"
 	"github.com/pion/rtp"
 	"github.com/pion/rtp/codecs"
-	"github.com/pion/webrtc/v2"
-	"github.com/pion/webrtc/v2/pkg/media/samplebuilder"
+	"github.com/pion/webrtc/v3"
+	"github.com/pion/webrtc/v3/pkg/media/samplebuilder"
 )
 
 type diskClient struct {

go.mod

@@ -6,6 +6,6 @@ require (
 	github.com/at-wat/ebml-go v0.11.0
 	github.com/gorilla/websocket v1.4.2
 	github.com/pion/rtcp v1.2.3
-	github.com/pion/rtp v1.5.5
-	github.com/pion/webrtc/v2 v2.2.15
+	github.com/pion/rtp v1.6.0
+	github.com/pion/webrtc/v3 v3.0.0-beta.1
 )

group.go

@@ -16,9 +16,9 @@ import (
 	"sync/atomic"
 	"time"
 
-	"sfu/rtptime"
+	"github.com/pion/webrtc/v3"
 
-	"github.com/pion/webrtc/v2"
+	"sfu/rtptime"
 )
 
 type chatHistoryEntry struct {
@@ -79,7 +79,6 @@ func addGroup(name string, desc *groupDescription) (*group, error) {
 	if groups.groups == nil {
 		groups.groups = make(map[string]*group)
 		s := webrtc.SettingEngine{}
-		s.SetTrickle(true)
 		m := webrtc.MediaEngine{}
 		m.RegisterCodec(webrtc.NewRTPVP8CodecExt(
 			webrtc.DefaultPayloadTypeVP8, 90000,

rtpconn.go

@@ -21,7 +21,7 @@ import (
 
 	"github.com/pion/rtcp"
 	"github.com/pion/rtp"
-	"github.com/pion/webrtc/v2"
+	"github.com/pion/webrtc/v3"
 )
 
 type bitrate struct {

webclient.go

@@ -18,7 +18,7 @@ import (
 	"sfu/estimator"
 
 	"github.com/gorilla/websocket"
-	"github.com/pion/webrtc/v2"
+	"github.com/pion/webrtc/v3"
 )
 
 var iceConf webrtc.Configuration