Android Screen Capturer.

webrtc/api/android/java/src/org/webrtc/CameraCapturer.java

 /*
  *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 229 matching lines @@
   public void switchCamera(final CameraSwitchHandler switchEventsHandler) {
     Logging.d(TAG, "switchCamera");
     cameraThreadHandler.post(new Runnable() {
       @Override
       public void run() {
         switchCameraInternal(switchEventsHandler);
       }
     });
   }
 
+  @Override
+  public boolean isScreencast() {
+    return false;
+  }
+
   private void switchCameraInternal(final CameraSwitchHandler switchEventsHandler) {
     Logging.d(TAG, "switchCamera internal");
 
     final String[] deviceNames = cameraEnumerator.getDeviceNames();
 
     if (deviceNames.length < 2) {
       if (switchEventsHandler != null) {
         switchEventsHandler.onCameraSwitchError("No camera to switch to.");
       }
       return;
@@ skipping 44 matching lines @@
     }
   }
 
   abstract protected void createCameraSession(
       CameraSession.CreateSessionCallback createSessionCallback,
       CameraEventsHandler eventsHandler, Context applicationContext,
       CameraVideoCapturer.CapturerObserver capturerObserver,
       SurfaceTextureHelper surfaceTextureHelper,
       String cameraName, int width, int height, int framerate);
 }