Android Screen Capturer.

webrtc/api/android/jni/peerconnection_jni.cc

Index: webrtc/api/android/jni/peerconnection_jni.cc
diff --git a/webrtc/api/android/jni/peerconnection_jni.cc b/webrtc/api/android/jni/peerconnection_jni.cc
index 9efe037c9ff2d036976dce06c2e8029ff146a696..749c0df248ec3bf1c91fc8a230f1ad36b04bf67e 100644
--- a/webrtc/api/android/jni/peerconnection_jni.cc
+++ b/webrtc/api/android/jni/peerconnection_jni.cc
@@ -1268,8 +1268,14 @@ JOW(jlong, PeerConnectionFactory_nativeCreateVideoSource)(
   rtc::scoped_refptr<webrtc::AndroidVideoCapturerDelegate> delegate =
       new rtc::RefCountedObject<AndroidVideoCapturerJni>(
           jni, j_video_capturer, j_egl_context);
+
+  jboolean is_screencast = jni->CallBooleanMethod(j_video_capturer,
+      GetMethodID(jni, FindClass(jni, "org/webrtc/VideoCapturer"),
+      "isScreencast", "()Z"));
+  CHECK_EXCEPTION(jni) << "error during creating native video source.";
+
   std::unique_ptr<cricket::VideoCapturer> capturer(
-      new webrtc::AndroidVideoCapturer(delegate));
+      new webrtc::AndroidVideoCapturer(delegate, is_screencast));
   // Create a webrtc::VideoTrackSourceInterface from the cricket::VideoCapturer,
   // native factory and constraints.
   std::unique_ptr<ConstraintsWrapper> constraints(
@@ -1282,13 +1288,14 @@ JOW(jlong, PeerConnectionFactory_nativeCreateVideoSource)(
 }
 
 JOW(jlong, PeerConnectionFactory_nativeCreateVideoSource2)
-(JNIEnv* jni, jclass, jlong native_factory, jobject j_egl_context) {
+(JNIEnv* jni, jclass, jlong native_factory, jobject j_egl_context,
+    jboolean is_screencast) {
   OwnedFactoryAndThreads* factory =
       reinterpret_cast<OwnedFactoryAndThreads*>(native_factory);
 
   rtc::scoped_refptr<webrtc::AndroidVideoTrackSource> source(
       new rtc::RefCountedObject<webrtc::AndroidVideoTrackSource>(
-          factory->signaling_thread(), jni, j_egl_context));
+          factory->signaling_thread(), jni, j_egl_context, is_screencast));
   rtc::scoped_refptr<webrtc::VideoTrackSourceProxy> proxy_source =
       webrtc::VideoTrackSourceProxy::Create(factory->signaling_thread(),
                                             factory->worker_thread(), source);