Merge pull request #58 from ant-media/add_getter_for_local_tracks

Add getLocalVideoTrack and getLocalAudioTrack methods

Author: mekya

WebRTC-Sample-App/VideoViewController.swift

@@ -259,6 +259,15 @@ extension VideoViewController: AntMediaClientDelegate {
     func localStreamStarted(streamId: String) {
         print("Local stream added")
         self.fullVideoView.isHidden = false
+        
+        var localVideoTrack:RTCVideoTrack? = self.client?.getLocalVideoTrack();
+        
+        print("local video trackId:\(localVideoTrack?.trackId)");
+        
+        var localAudioTrack:RTCAudioTrack? = self.client?.getLocalAudioTrack();
+        
+        print("local audio trackId:\(localAudioTrack?.trackId)");
+        
     }
 
 

WebRTCiOSSDK/api/AntMediaClient.swift

@@ -508,9 +508,14 @@ open class AntMediaClient: NSObject, AntMediaClientProtocol {
         if (self.webRTCClientMap[id] == nil) {
             AntMediaClient.printf("Has wsClient? (start) : \(String(describing: self.webRTCClientMap[id]))")
 
-            self.webRTCClientMap[id] = WebRTCClient.init(remoteVideoView: remoteView, localVideoView: localView, delegate: self, mode: mode != .unspecified ? mode : self.mode , cameraPosition: self.cameraPosition, targetWidth: self.targetWidth, targetHeight: self.targetHeight, videoEnabled: self.videoEnable, enableDataChannel: self.enableDataChannel, useExternalCameraSource: self.useExternalCameraSource, externalAudio: self.externalAudioEnabled, externalVideoCapture: self.externalVideoCapture, cameraSourceFPS: self.cameraSourceFPS, streamId:id,
+            self.webRTCClientMap[id] = WebRTCClient.init(remoteVideoView: remoteView, localVideoView: localView, delegate: self, cameraPosition: self.cameraPosition, targetWidth: self.targetWidth, targetHeight: self.targetHeight, videoEnabled: self.videoEnable, enableDataChannel: self.enableDataChannel, useExternalCameraSource: self.useExternalCameraSource, externalAudio: self.externalAudioEnabled, externalVideoCapture: self.externalVideoCapture, cameraSourceFPS: self.cameraSourceFPS, streamId:id,
                                                          degradationPreference: self.degradationPreference);
 
+            
+            if (self.mode != .play) {
+                self.webRTCClientMap[id]?.addLocalMediaStream();
+            }
+            
             self.webRTCClientMap[id]?.setToken(token)
 
             AntMediaClient.rtcAudioSession.add(self);
@@ -637,6 +642,14 @@ open class AntMediaClient: NSObject, AntMediaClientProtocol {
         self.sendAudioTrackStatusNotification(enabled:enableTrack);
     }
 
+    open func getLocalAudioTrack() -> RTCAudioTrack? {
+        self.webRTCClientMap[self.publisherStreamId ?? (self.p2pStreamId ?? "")]?.getLocalAudioTrack();
+    }
+    
+    open func getLocalVideoTrack() -> RTCVideoTrack? {
+        self.webRTCClientMap[self.publisherStreamId ?? (self.p2pStreamId ?? "")]?.getLocalVideoTrack();
+    }
+    
     func sendNotification(eventType:String, streamId: String = "") {
         let notification =  [
             EVENT_TYPE: eventType,

WebRTCiOSSDK/api/AntMediaClientProtocol.swift

@@ -356,6 +356,15 @@ public protocol AntMediaClientProtocol {
      */
     func enableTrack(trackId:String, enabled:Bool)
 
+    /**
+     Get the local video track which is local camera or external source which is screen
+     */
+    func getLocalVideoTrack() -> RTCVideoTrack?;
+    
+    /**
+     Get the local audio track which is the local microphone
+     */
+    func getLocalAudioTrack() -> RTCAudioTrack?;
     /**
      Call this method to join a conference room
      - Parameters

WebRTCiOSSDK/api/webrtc/WebRTCClient.swift

@@ -85,16 +85,16 @@ class WebRTCClient: NSObject {
         self.peerConnection = WebRTCClient.factory.peerConnection(with: configuration, constraints: defaultConstraint, delegate: self)
     }
 
-    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate, mode: AntMediaClientMode, cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, streamId: String) {
+    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate,  cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, streamId: String) {
         self.init(remoteVideoView: remoteVideoView, localVideoView: localVideoView, delegate: delegate,
-                  mode: mode, cameraPosition: cameraPosition, targetWidth: targetWidth, targetHeight: targetHeight, videoEnabled: true, enableDataChannel:false, streamId: streamId)
+                  cameraPosition: cameraPosition, targetWidth: targetWidth, targetHeight: targetHeight, videoEnabled: true, enableDataChannel:false, streamId: streamId)
     }
-    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate, mode: AntMediaClientMode, cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, videoEnabled: Bool, enableDataChannel: Bool, streamId: String) {
+    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate, cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, videoEnabled: Bool, enableDataChannel: Bool, streamId: String) {
         self.init(remoteVideoView: remoteVideoView, localVideoView: localVideoView, delegate: delegate,
-                  mode: mode, cameraPosition: cameraPosition, targetWidth: targetWidth, targetHeight: targetHeight, videoEnabled: true, enableDataChannel:false, useExternalCameraSource: false, streamId: streamId)
+                 cameraPosition: cameraPosition, targetWidth: targetWidth, targetHeight: targetHeight, videoEnabled: true, enableDataChannel:false, useExternalCameraSource: false, streamId: streamId)
     }
 
-    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate, mode: AntMediaClientMode, cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, videoEnabled: Bool, enableDataChannel: Bool, useExternalCameraSource: Bool, externalAudio: Bool = false, externalVideoCapture: Bool = false, cameraSourceFPS: Int = 30, streamId: String,
+    public convenience init(remoteVideoView: RTCVideoRenderer?, localVideoView: RTCVideoRenderer?, delegate: WebRTCClientDelegate, cameraPosition: AVCaptureDevice.Position, targetWidth: Int, targetHeight: Int, videoEnabled: Bool, enableDataChannel: Bool, useExternalCameraSource: Bool, externalAudio: Bool = false, externalVideoCapture: Bool = false, cameraSourceFPS: Int = 30, streamId: String,
                             degradationPreference: RTCDegradationPreference = RTCDegradationPreference.maintainResolution) {
         self.init(remoteVideoView: remoteVideoView, localVideoView: localVideoView, delegate: delegate, externalAudio: externalAudio)
         self.cameraPosition = cameraPosition
@@ -107,12 +107,10 @@ class WebRTCClient: NSObject {
         self.cameraSourceFPS = cameraSourceFPS;
         self.streamId = streamId;
         self.degradationPreference = degradationPreference
-        
-        if (mode != .play) {
-            self.addLocalMediaStream()
-        }
     }
 
+    
+    
     public func externalVideoCapture(externalVideoCapture: Bool) {
         self.externalVideoCapture = externalVideoCapture;
     }
@@ -412,7 +410,7 @@ class WebRTCClient: NSObject {
     }
 
 
-    private func addLocalMediaStream() -> Bool {
+    public func addLocalMediaStream() -> Bool {
 
 
         AntMediaClient.printf("Add local media streams")
@@ -444,6 +442,16 @@ class WebRTCClient: NSObject {
         return true
     }
 
+    public func getLocalVideoTrack() -> RTCVideoTrack {
+        return self.localVideoTrack;
+    }
+    
+    public func getLocalAudioTrack() -> RTCAudioTrack {
+        return self.localAudioTrack;
+    }
+    
+    
+    
     public func setDegradationPreference(degradationPreference:RTCDegradationPreference) {
         self.degradationPreference = degradationPreference
     }