@JavascriptInterface
public void onMessage(String data) {
try {
JSONObject json = new JSONObject(data);
String type = (String) json.get("type");
if (type.equals("candidate")) {
IceCandidate candidate =
new IceCandidate(
(String) json.get("id"), json.getInt("label"), (String) json.get("candidate"));
if (queuedRemoteCandidates != null) {
queuedRemoteCandidates.add(candidate);
} else {
pc.addIceCandidate(candidate);
}
} else if (type.equals("answer") || type.equals("offer")) {
SessionDescription sdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm(type),
preferISAC((String) json.get("sdp")));
pc.setRemoteDescription(sdpObserver, sdp);
} else if (type.equals("bye")) {
logAndToast("Remote end hung up; dropping PeerConnection");
disconnectAndExit();
} else {
throw new RuntimeException("Unexpected message: " + data);
}
} catch (JSONException e) {
throw new RuntimeException(e);
}
}
public void execute(String peerId, JSONObject payload) throws JSONException {
Log.d("SRSAction", "SetRemoteSDPAction");
PnPeer peer = peers.get(peerId);
SessionDescription sdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm(payload.getString("type")),
payload.getString("sdp"));
peer.pc.setRemoteDescription(peer, sdp);
}
// Checks if capture format can be changed on fly and decoder can be reset properly.
@SmallTest
public void testCaptureFormatChange() throws InterruptedException {
Log.d(TAG, "testCaptureFormatChange");
loopback = true;
MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
pcClient =
createPeerConnectionClient(
localRenderer,
remoteRenderer,
createParametersForVideoCall(VIDEO_CODEC_VP8, false),
null);
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered before camera resolution change.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered before camera resolution change.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
// Change capture output format a few times.
for (int i = 0; i < 2 * CAPTURE_FORMAT_CHANGE_ATTEMPTS; i++) {
if (i % 2 == 0) {
pcClient.changeCaptureFormat(WIDTH_VGA, HEIGHT_VGA, MAX_VIDEO_FPS);
} else {
pcClient.changeCaptureFormat(WIDTH_QVGA, HEIGHT_QVGA, MAX_VIDEO_FPS);
}
// Reset video renders and check that local and remote video frames
// were rendered after capture format change.
localRenderer.reset(EXPECTED_VIDEO_FRAMES);
remoteRenderer.reset(EXPECTED_VIDEO_FRAMES);
assertTrue(
"Local video frames were not rendered after capture format change.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered after capture format change.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
}
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testCaptureFormatChange done.");
}
// Checks if video source can be restarted - simulate app goes to
// background and back to foreground.
@SmallTest
public void testVideoSourceRestart() throws InterruptedException {
Log.d(TAG, "testVideoSourceRestart");
loopback = true;
MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
pcClient =
createPeerConnectionClient(
localRenderer,
remoteRenderer,
createParametersForVideoCall(VIDEO_CODEC_VP8, false),
null);
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered before video restart.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered before video restart.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
// Stop and then start video source a few times.
for (int i = 0; i < VIDEO_RESTART_ATTEMPTS; i++) {
pcClient.stopVideoSource();
Thread.sleep(VIDEO_RESTART_TIMEOUT);
pcClient.startVideoSource();
// Reset video renders and check that local and remote video frames
// were rendered after video restart.
localRenderer.reset(EXPECTED_VIDEO_FRAMES);
remoteRenderer.reset(EXPECTED_VIDEO_FRAMES);
assertTrue(
"Local video frames were not rendered after video restart.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered after video restart.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
}
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testVideoSourceRestart done.");
}
public void execute(String peerId, JSONObject payload) throws JSONException {
Log.d("CAAction", "CreateAnswerAction");
PnPeer peer = peers.get(peerId);
peer.setType(PnPeer.TYPE_OFFER);
peer.setStatus(PnPeer.STATUS_CONNECTED);
SessionDescription sdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm(payload.getString("type")),
payload.getString("sdp"));
peer.pc.setRemoteDescription(peer, sdp);
peer.pc.createAnswer(peer, signalingParams.pcConstraints);
}
// Checks if default front camera can be switched to back camera and then
// again to front camera.
@SmallTest
public void testCameraSwitch() throws InterruptedException {
Log.d(TAG, "testCameraSwitch");
loopback = true;
MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
pcClient =
createPeerConnectionClient(
localRenderer,
remoteRenderer,
createParametersForVideoCall(VIDEO_CODEC_VP8, false),
null);
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered before camera switch.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered before camera switch.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
for (int i = 0; i < CAMERA_SWITCH_ATTEMPTS; i++) {
// Try to switch camera
pcClient.switchCamera();
// Reset video renders and check that local and remote video frames
// were rendered after camera switch.
localRenderer.reset(EXPECTED_VIDEO_FRAMES);
remoteRenderer.reset(EXPECTED_VIDEO_FRAMES);
assertTrue(
"Local video frames were not rendered after camera switch.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered after camera switch.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
}
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testCameraSwitch done.");
}
private void doLoopbackTest(PeerConnectionParameters parameters, boolean decodeToTexure)
throws InterruptedException {
loopback = true;
MockRenderer localRenderer = null;
MockRenderer remoteRenderer = null;
if (parameters.videoCallEnabled) {
Log.d(TAG, "testLoopback for video " + parameters.videoCodec);
localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
} else {
Log.d(TAG, "testLoopback for audio.");
}
pcClient =
createPeerConnectionClient(
localRenderer,
remoteRenderer,
parameters,
decodeToTexure ? eglBase.getEglBaseContext() : null);
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
if (parameters.videoCallEnabled) {
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
} else {
// For audio just sleep for 1 sec.
// TODO(glaznev): check how we can detect that remote audio was rendered.
Thread.sleep(AUDIO_RUN_TIMEOUT);
}
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testLoopback done.");
}
// Test that a call can be setup even if the EGL context used during initialization is
// released before the Video codecs are created. The HW encoder and decoder is setup to use
// textures.
@SmallTest
public void testLoopbackEglContextReleasedAfterCreatingPc() throws InterruptedException {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
Log.i(TAG, "Decode to textures is not supported. Requires SDK version 19");
return;
}
loopback = true;
PeerConnectionParameters parameters = createParametersForVideoCall(VIDEO_CODEC_VP8, true);
MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
pcClient =
createPeerConnectionClient(
localRenderer, remoteRenderer, parameters, eglBase.getEglBaseContext());
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
// Release the EGL context used for creating the PeerConnectionClient.
// Since createPeerConnectionClient is asynchronous, we must wait for the local
// SessionDescription.
eglBase.release();
eglBase = null;
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered.", localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testLoopback done.");
}
private void roomHttpResponseParse(String response) {
Log.d(TAG, "Room response: " + response);
try {
LinkedList<IceCandidate> iceCandidates = null;
SessionDescription offerSdp = null;
JSONObject roomJson = new JSONObject(response);
String result = roomJson.getString("result");
if (!result.equals("SUCCESS")) {
events.onSignalingParametersError("Room response error: " + result);
return;
}
response = roomJson.getString("params");
roomJson = new JSONObject(response);
String roomId = roomJson.getString("room_id");
String clientId = roomJson.getString("client_id");
String wssUrl = roomJson.getString("wss_url");
String wssPostUrl = roomJson.getString("wss_post_url");
boolean initiator = (roomJson.getBoolean("is_initiator"));
if (!initiator) {
iceCandidates = new LinkedList<IceCandidate>();
String messagesString = roomJson.getString("messages");
JSONArray messages = new JSONArray(messagesString);
for (int i = 0; i < messages.length(); ++i) {
String messageString = messages.getString(i);
JSONObject message = new JSONObject(messageString);
String messageType = message.getString("type");
Log.d(TAG, "GAE->C #" + i + " : " + messageString);
if (messageType.equals("offer")) {
offerSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm(messageType),
message.getString("sdp"));
} else if (messageType.equals("candidate")) {
IceCandidate candidate =
new IceCandidate(
message.getString("id"),
message.getInt("label"),
message.getString("candidate"));
iceCandidates.add(candidate);
} else {
Log.e(TAG, "Unknown message: " + messageString);
}
}
}
Log.d(TAG, "RoomId: " + roomId + ". ClientId: " + clientId);
Log.d(TAG, "Initiator: " + initiator);
Log.d(TAG, "WSS url: " + wssUrl);
Log.d(TAG, "WSS POST url: " + wssPostUrl);
LinkedList<PeerConnection.IceServer> iceServers =
iceServersFromPCConfigJSON(roomJson.getString("pc_config"));
boolean isTurnPresent = false;
for (PeerConnection.IceServer server : iceServers) {
Log.d(TAG, "IceServer: " + server);
if (server.uri.startsWith("turn:")) {
isTurnPresent = true;
break;
}
}
if (!isTurnPresent) {
LinkedList<PeerConnection.IceServer> turnServers =
requestTurnServers(roomJson.getString("turn_url"));
for (PeerConnection.IceServer turnServer : turnServers) {
Log.d(TAG, "TurnServer: " + turnServer);
iceServers.add(turnServer);
}
}
MediaConstraints pcConstraints = constraintsFromJSON(roomJson.getString("pc_constraints"));
addDTLSConstraintIfMissing(pcConstraints, loopback);
Log.d(TAG, "pcConstraints: " + pcConstraints);
MediaConstraints videoConstraints =
constraintsFromJSON(getAVConstraints("video", roomJson.getString("media_constraints")));
Log.d(TAG, "videoConstraints: " + videoConstraints);
MediaConstraints audioConstraints =
constraintsFromJSON(getAVConstraints("audio", roomJson.getString("media_constraints")));
Log.d(TAG, "audioConstraints: " + audioConstraints);
SignalingParameters params =
new SignalingParameters(
iceServers,
initiator,
pcConstraints,
videoConstraints,
audioConstraints,
clientId,
wssUrl,
wssPostUrl,
offerSdp,
iceCandidates);
events.onSignalingParametersReady(params);
} catch (JSONException e) {
events.onSignalingParametersError("Room JSON parsing error: " + e.toString());
} catch (IOException e) {
events.onSignalingParametersError("Room IO error: " + e.toString());
}
}
