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fix: single pc subscribe

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This commit is contained in:
langhuihui
2023-07-10 18:58:52 +08:00
parent aa42ec6284
commit 261851f7f7
2 changed files with 174 additions and 130 deletions
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193
subscriber.go
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@@ -43,23 +43,95 @@ func (suber *WebRTCSubscriber) createDataChannel() {
// suber.flvHeadCache = make([]byte, 15)
}
// func (suber *WebRTCSubscriber) sendAvByDatachannel(t byte, reader *track.AVRingReader) {
// suber.flvHeadCache[0] = t
// frame := reader.Frame
// dataSize := uint32(frame.AVCC.ByteLength)
// result := net.Buffers{suber.flvHeadCache[:11]}
// result = append(result, frame.AVCC.ToBuffers()...)
// ts := reader.AbsTime
// util.PutBE(suber.flvHeadCache[1:4], dataSize)
// util.PutBE(suber.flvHeadCache[4:7], ts)
// suber.flvHeadCache[7] = byte(ts >> 24)
// result = append(result, util.PutBE(suber.flvHeadCache[11:15], dataSize+11))
// for _, data := range util.SplitBuffers(result, 65535) {
// for _, d := range data {
// suber.queueDCData(d)
// }
// }
// }
// func (suber *WebRTCSubscriber) sendAvByDatachannel(t byte, reader *track.AVRingReader) {
// suber.flvHeadCache[0] = t
// frame := reader.Frame
// dataSize := uint32(frame.AVCC.ByteLength)
// result := net.Buffers{suber.flvHeadCache[:11]}
// result = append(result, frame.AVCC.ToBuffers()...)
// ts := reader.AbsTime
// util.PutBE(suber.flvHeadCache[1:4], dataSize)
// util.PutBE(suber.flvHeadCache[4:7], ts)
// suber.flvHeadCache[7] = byte(ts >> 24)
// result = append(result, util.PutBE(suber.flvHeadCache[11:15], dataSize+11))
// for _, data := range util.SplitBuffers(result, 65535) {
// for _, d := range data {
// suber.queueDCData(d)
// }
// }
// }
func (suber *WebRTCSubscriber) OnSubscribe() {
vm := make(map[codec.VideoCodecID]*track.Video)
am := make(map[codec.AudioCodecID]*track.Audio)
for _, track := range suber.videoTracks {
vm[track.CodecID] = track
}
for _, track := range suber.audioTracks {
am[track.CodecID] = track
}
if (vm[codec.CodecID_H264] != nil || vm[codec.CodecID_H265] == nil) && (am[codec.CodecID_PCMA] != nil || am[codec.CodecID_PCMU] != nil || am[codec.CodecID_AAC] == nil) {
video := vm[codec.CodecID_H264]
if video != nil {
suber.Subscriber.AddTrack(video)
pli := fmt.Sprintf("%x", video.SPS[1:4])
// pli := "42001f"
if !strings.Contains(suber.SDP, pli) {
list := reg_level.FindAllStringSubmatch(suber.SDP, -1)
if len(list) > 0 {
pli = list[0][1]
}
}
suber.video.TrackLocalStaticRTP, _ = NewTrackLocalStaticRTP(RTPCodecCapability{MimeType: MimeTypeH264, SDPFmtpLine: "level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=" + pli}, video.Name, suber.Subscriber.Stream.Path)
if suber.video.TrackLocalStaticRTP != nil {
suber.video.RTPSender, _ = suber.PeerConnection.AddTrack(suber.video.TrackLocalStaticRTP)
go func() {
rtcpBuf := make([]byte, 1500)
for {
if n, _, rtcpErr := suber.video.Read(rtcpBuf); rtcpErr != nil {
return
} else {
if p, err := rtcp.Unmarshal(rtcpBuf[:n]); err == nil {
for _, pp := range p {
switch pp.(type) {
case *rtcp.PictureLossIndication:
// fmt.Println("PictureLossIndication")
}
}
}
}
}
}()
}
}
var audio *track.Audio
audioMimeType := MimeTypePCMA
if am[codec.CodecID_PCMA] != nil {
audio = am[codec.CodecID_PCMA]
} else if am[codec.CodecID_PCMU] != nil {
audioMimeType = MimeTypePCMU
audio = am[codec.CodecID_PCMU]
} else {
}
if audio != nil {
suber.Subscriber.AddTrack(audio)
suber.audio.TrackLocalStaticRTP, _ = NewTrackLocalStaticRTP(RTPCodecCapability{MimeType: audioMimeType}, audio.Name, suber.Subscriber.Stream.Path)
if suber.audio.TrackLocalStaticRTP != nil {
suber.audio.RTPSender, _ = suber.PeerConnection.AddTrack(suber.audio.TrackLocalStaticRTP)
}
}
} else {
suber.createDataChannel()
if len(suber.videoTracks) > 0 {
suber.Subscriber.AddTrack(suber.videoTracks[0])
}
if len(suber.audioTracks) > 0 {
suber.Subscriber.AddTrack(suber.audioTracks[0])
}
}
}
func (suber *WebRTCSubscriber) OnEvent(event any) {
switch v := event.(type) {
@@ -124,90 +196,29 @@ func (suber *WebRTCSubscriber) OnEvent(event any) {
suber.queueDCData(data...)
}
case ISubscriber:
vm := make(map[codec.VideoCodecID]*track.Video)
am := make(map[codec.AudioCodecID]*track.Audio)
for _, track := range suber.videoTracks {
vm[track.CodecID] = track
}
for _, track := range suber.audioTracks {
am[track.CodecID] = track
}
if (vm[codec.CodecID_H264] != nil || vm[codec.CodecID_H265] == nil) && (am[codec.CodecID_PCMA] != nil || am[codec.CodecID_PCMU] != nil || am[codec.CodecID_AAC] == nil) {
video := vm[codec.CodecID_H264]
if video != nil {
suber.Subscriber.AddTrack(video)
pli := fmt.Sprintf("%x", video.SPS[1:4])
// pli := "42001f"
if !strings.Contains(suber.SDP, pli) {
list := reg_level.FindAllStringSubmatch(suber.SDP, -1)
if len(list) > 0 {
pli = list[0][1]
}
}
suber.video.TrackLocalStaticRTP, _ = NewTrackLocalStaticRTP(RTPCodecCapability{MimeType: MimeTypeH264, SDPFmtpLine: "level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=" + pli}, video.Name, suber.Subscriber.Stream.Path)
if suber.video.TrackLocalStaticRTP != nil {
suber.video.RTPSender, _ = suber.PeerConnection.AddTrack(suber.video.TrackLocalStaticRTP)
go func() {
rtcpBuf := make([]byte, 1500)
for {
if n, _, rtcpErr := suber.video.Read(rtcpBuf); rtcpErr != nil {
return
} else {
if p, err := rtcp.Unmarshal(rtcpBuf[:n]); err == nil {
for _, pp := range p {
switch pp.(type) {
case *rtcp.PictureLossIndication:
// fmt.Println("PictureLossIndication")
}
}
}
}
}
}()
}
}
var audio *track.Audio
audioMimeType := MimeTypePCMA
if am[codec.CodecID_PCMA] != nil {
audio = am[codec.CodecID_PCMA]
} else if am[codec.CodecID_PCMU] != nil {
audioMimeType = MimeTypePCMU
audio = am[codec.CodecID_PCMU]
} else {
}
if audio != nil {
suber.Subscriber.AddTrack(audio)
suber.audio.TrackLocalStaticRTP, _ = NewTrackLocalStaticRTP(RTPCodecCapability{MimeType: audioMimeType}, audio.Name, suber.Subscriber.Stream.Path)
if suber.audio.TrackLocalStaticRTP != nil {
suber.audio.RTPSender, _ = suber.PeerConnection.AddTrack(suber.audio.TrackLocalStaticRTP)
}
}
} else {
if vm[codec.CodecID_H265] != nil {
suber.Subscriber.AddTrack(vm[codec.CodecID_H265])
}
if am[codec.CodecID_AAC] != nil {
suber.Subscriber.AddTrack(am[codec.CodecID_AAC])
}
suber.OnSubscribe()
if suber.DC != nil {
suber.DC.OnOpen(func() {
suber.DC.Send(codec.FLVHeader)
go suber.PlayFLV()
go func() {
suber.PlayFLV()
suber.DC.Close()
suber.PeerConnection.Close()
}()
})
}
suber.OnConnectionStateChange(func(pcs PeerConnectionState) {
suber.Info("Connection State has changed:" + pcs.String())
switch pcs {
case PeerConnectionStateConnected:
if suber.DC != nil {
// go suber.PlayFLV()
} else {
go suber.PlayRTP()
if suber.DC == nil {
go func() {
suber.PlayRTP()
suber.PeerConnection.Close()
}()
}
case PeerConnectionStateDisconnected, PeerConnectionStateFailed:
suber.Stop()
suber.PeerConnection.Close()
}
})
default:
@@ -217,11 +228,13 @@ func (suber *WebRTCSubscriber) OnEvent(event any) {
type WebRTCBatchSubscriber struct {
WebRTCSubscriber
OnPlayDone func()
}
func (suber *WebRTCBatchSubscriber) OnEvent(event any) {
switch event.(type) {
case ISubscriber:
suber.OnSubscribe()
default:
suber.WebRTCSubscriber.OnEvent(event)
}