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Mute clients when bitrate is too low.
This commit is contained in:
parent
1de42bd80e
commit
87f70c4345
2 changed files with 41 additions and 15 deletions
38
client.go
38
client.go
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@ -305,6 +305,9 @@ func addUpConn(c *client, id string) (*upConnection, error) {
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local := track.getLocal()
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for _, l := range local {
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if l.muted() {
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continue
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}
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err := l.track.WriteRTP(&packet)
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if err != nil {
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log.Printf("%v", err)
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@ -463,8 +466,11 @@ func addDownTrack(c *client, id string, remoteTrack *upTrack, remoteConn *upConn
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return nil, nil, err
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}
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track := &downTrack{local, remoteTrack, new(timeStampedBitrate)}
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track := &downTrack{
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track: local,
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remote: remoteTrack,
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maxBitrate: new(timeStampedBitrate),
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}
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conn.tracks = append(conn.tracks, track)
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remoteTrack.addLocal(track)
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@ -479,8 +485,7 @@ func msSinceEpoch() uint64 {
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return uint64(time.Since(epoch) / time.Millisecond)
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}
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func rtcpListener(g *group, c *downConnection, s *webrtc.RTPSender,
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bitrate *timeStampedBitrate) {
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func rtcpListener(g *group, c *downConnection, s *webrtc.RTPSender, bitrate *timeStampedBitrate) {
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for {
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ps, err := s.ReadRTCP()
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if err != nil {
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@ -539,20 +544,25 @@ func trackKinds(down *downConnection) (audio bool, video bool) {
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}
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func updateUpBitrate(up *upConnection) {
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for _, t := range up.tracks {
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t.maxBitrate = ^uint64(0)
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}
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now := msSinceEpoch()
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for _, track := range up.tracks {
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track.maxBitrate = ^uint64(0)
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local := track.getLocal()
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for _, l := range local {
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ms := atomic.LoadUint64(&l.maxBitrate.timestamp)
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bitrate := atomic.LoadUint64(&l.maxBitrate.bitrate)
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if now-ms > 5000 || bitrate == 0 {
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if now < ms || now > ms + 5000 || bitrate == 0 {
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l.setMuted(false)
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continue
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}
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if bitrate < 9600 ||
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(l.track.Kind() == webrtc.RTPCodecTypeVideo &&
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bitrate < 128000) {
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l.setMuted(true)
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continue
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}
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l.setMuted(false)
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if track.maxBitrate > bitrate {
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track.maxBitrate = bitrate
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}
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@ -917,13 +927,11 @@ func sendRateUpdate(c *client) {
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updateUpBitrate(u)
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for _, t := range u.tracks {
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bitrate := t.maxBitrate
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if bitrate != ^uint64(0) {
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if bitrate < 6000 {
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bitrate = 6000
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}
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rembs = append(rembs,
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remb{u.pc, t.track.SSRC(), bitrate})
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if bitrate == ^uint64(0) {
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continue
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}
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rembs = append(rembs,
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remb{u.pc, t.track.SSRC(), bitrate})
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}
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}
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c.mu.Unlock()
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18
group.go
18
group.go
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@ -12,6 +12,7 @@ import (
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"path/filepath"
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"strings"
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"sync"
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"sync/atomic"
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"time"
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"github.com/pion/webrtc/v2"
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@ -63,12 +64,29 @@ type timeStampedBitrate struct {
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bitrate uint64
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timestamp uint64
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}
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type downTrack struct {
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track *webrtc.Track
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remote *upTrack
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isMuted uint32
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maxBitrate *timeStampedBitrate
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}
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func (t *downTrack) muted() bool {
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return atomic.LoadUint32(&t.isMuted) != 0
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}
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func (t *downTrack) setMuted(muted bool) {
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if t.muted() == muted {
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return
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}
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m := uint32(0)
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if muted {
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m = 1
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}
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atomic.StoreUint32(&t.isMuted, m)
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}
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type downConnection struct {
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id string
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pc *webrtc.PeerConnection
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