1 files changed, 212 insertions, 0 deletions
diff --git a/talk/app/webrtc/java/src/org/webrtc/PeerConnectionFactory.java b/talk/app/webrtc/java/src/org/webrtc/PeerConnectionFactory.java
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+++ b/talk/app/webrtc/java/src/org/webrtc/PeerConnectionFactory.java
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+/*
+ * libjingle
+ * Copyright 2013 Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright notice,
+ *     this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright notice,
+ *     this list of conditions and the following disclaimer in the documentation
+ *     and/or other materials provided with the distribution.
+ *  3. The name of the author may not be used to endorse or promote products
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+package org.webrtc;
+
+import java.util.List;
+
+/**
+ * Java wrapper for a C++ PeerConnectionFactoryInterface.  Main entry point to
+ * the PeerConnection API for clients.
+ */
+public class PeerConnectionFactory {
+  static {
+    System.loadLibrary("jingle_peerconnection_so");
+  }
+
+  private static final String TAG = "PeerConnectionFactory";
+  private final long nativeFactory;
+  private static Thread workerThread;
+  private static Thread signalingThread;
+
+  public static class Options {
+    // Keep in sync with webrtc/base/network.h!
+    static final int ADAPTER_TYPE_UNKNOWN = 0;
+    static final int ADAPTER_TYPE_ETHERNET = 1 << 0;
+    static final int ADAPTER_TYPE_WIFI = 1 << 1;
+    static final int ADAPTER_TYPE_CELLULAR = 1 << 2;
+    static final int ADAPTER_TYPE_VPN = 1 << 3;
+    static final int ADAPTER_TYPE_LOOPBACK = 1 << 4;
+
+    public int networkIgnoreMask;
+    public boolean disableEncryption;
+    public boolean disableNetworkMonitor;
+  }
+
+  // |context| is an android.content.Context object, but we keep it untyped here
+  // to allow building on non-Android platforms.
+  // Callers may specify either |initializeAudio| or |initializeVideo| as false
+  // to skip initializing the respective engine (and avoid the need for the
+  // respective permissions).
+  // |renderEGLContext| can be provided to suport HW video decoding to
+  // texture and will be used to create a shared EGL context on video
+  // decoding thread.
+  public static native boolean initializeAndroidGlobals(
+      Object context, boolean initializeAudio, boolean initializeVideo,
+      boolean videoHwAcceleration);
+
+  // Field trial initialization. Must be called before PeerConnectionFactory
+  // is created.
+  public static native void initializeFieldTrials(String fieldTrialsInitString);
+
+  public PeerConnectionFactory() {
+    nativeFactory = nativeCreatePeerConnectionFactory();
+    if (nativeFactory == 0) {
+      throw new RuntimeException("Failed to initialize PeerConnectionFactory!");
+    }
+  }
+
+  public PeerConnection createPeerConnection(
+      PeerConnection.RTCConfiguration rtcConfig,
+      MediaConstraints constraints,
+      PeerConnection.Observer observer) {
+    long nativeObserver = nativeCreateObserver(observer);
+    if (nativeObserver == 0) {
+      return null;
+    }
+    long nativePeerConnection = nativeCreatePeerConnection(
+        nativeFactory, rtcConfig, constraints, nativeObserver);
+    if (nativePeerConnection == 0) {
+      return null;
+    }
+    return new PeerConnection(nativePeerConnection, nativeObserver);
+  }
+
+  public PeerConnection createPeerConnection(
+      List<PeerConnection.IceServer> iceServers,
+      MediaConstraints constraints,
+      PeerConnection.Observer observer) {
+    PeerConnection.RTCConfiguration rtcConfig =
+        new PeerConnection.RTCConfiguration(iceServers);
+    return createPeerConnection(rtcConfig, constraints, observer);
+  }
+
+  public MediaStream createLocalMediaStream(String label) {
+    return new MediaStream(
+        nativeCreateLocalMediaStream(nativeFactory, label));
+  }
+
+  public VideoSource createVideoSource(
+      VideoCapturer capturer, MediaConstraints constraints) {
+    return new VideoSource(nativeCreateVideoSource(
+        nativeFactory, capturer.takeNativeVideoCapturer(), constraints));
+  }
+
+  public VideoTrack createVideoTrack(String id, VideoSource source) {
+    return new VideoTrack(nativeCreateVideoTrack(
+        nativeFactory, id, source.nativeSource));
+  }
+
+  public AudioSource createAudioSource(MediaConstraints constraints) {
+    return new AudioSource(nativeCreateAudioSource(nativeFactory, constraints));
+  }
+
+  public AudioTrack createAudioTrack(String id, AudioSource source) {
+    return new AudioTrack(nativeCreateAudioTrack(
+        nativeFactory, id, source.nativeSource));
+  }
+
+  public void setOptions(Options options) {
+    nativeSetOptions(nativeFactory, options);
+  }
+
+  public void setVideoHwAccelerationOptions(Object renderEGLContext) {
+    nativeSetVideoHwAccelerationOptions(nativeFactory, renderEGLContext);
+  }
+
+  public void dispose() {
+    nativeFreeFactory(nativeFactory);
+    signalingThread = null;
+    workerThread = null;
+  }
+
+  public void threadsCallbacks() {
+    nativeThreadsCallbacks(nativeFactory);
+  }
+
+  private static void printStackTrace(Thread thread, String threadName) {
+    if (thread != null) {
+      StackTraceElement[] stackTraces = thread.getStackTrace();
+      if (stackTraces.length > 0) {
+        Logging.d(TAG, threadName + " stacks trace:");
+        for (StackTraceElement stackTrace : stackTraces) {
+          Logging.d(TAG, stackTrace.toString());
+        }
+      }
+    }
+  }
+
+  public static void printStackTraces() {
+    printStackTrace(workerThread, "Worker thread");
+    printStackTrace(signalingThread, "Signaling thread");
+  }
+
+  private static void onWorkerThreadReady() {
+    workerThread = Thread.currentThread();
+    Logging.d(TAG, "onWorkerThreadReady");
+  }
+
+  private static void onSignalingThreadReady() {
+    signalingThread = Thread.currentThread();
+    Logging.d(TAG, "onSignalingThreadReady");
+  }
+
+  private static native long nativeCreatePeerConnectionFactory();
+
+  private static native long nativeCreateObserver(
+      PeerConnection.Observer observer);
+
+  private static native long nativeCreatePeerConnection(
+      long nativeFactory, PeerConnection.RTCConfiguration rtcConfig,
+      MediaConstraints constraints, long nativeObserver);
+
+  private static native long nativeCreateLocalMediaStream(
+      long nativeFactory, String label);
+
+  private static native long nativeCreateVideoSource(
+      long nativeFactory, long nativeVideoCapturer,
+      MediaConstraints constraints);
+
+  private static native long nativeCreateVideoTrack(
+      long nativeFactory, String id, long nativeVideoSource);
+
+  private static native long nativeCreateAudioSource(
+      long nativeFactory, MediaConstraints constraints);
+
+  private static native long nativeCreateAudioTrack(
+      long nativeFactory, String id, long nativeSource);
+
+  public native void nativeSetOptions(long nativeFactory, Options options);
+
+  private static native void nativeSetVideoHwAccelerationOptions(
+      long nativeFactory, Object renderEGLContext);
+
+  private static native void nativeThreadsCallbacks(long nativeFactory);
+
+  private static native void nativeFreeFactory(long nativeFactory);
+}