org.kurento.client.EventListener Java Examples

public synchronized void stopCompositeRecording(CountDownLatch stopLatch, Long timeOfKmsDisconnection) {
	if (timeOfKmsDisconnection == 0) {
		this.recorderEndpoint.addStoppedListener(new EventListener<StoppedEvent>() {
			@Override
			public void onEvent(StoppedEvent event) {
				endTime = Long.parseLong(event.getTimestampMillis());
				log.info("Recording stopped event for audio-only RecorderEndpoint of Composite in session {}",
						session.getSessionId());
				recorderEndpoint.release();
				compositeToRecorderHubPort.release();
				stopLatch.countDown();
			}
		});
		this.recorderEndpoint.stop();
	} else {
		endTime = timeOfKmsDisconnection;
		stopLatch.countDown();
		log.warn("Forcing composed audio-only recording stop after KMS restart in session {}",
				this.session.getSessionId());
	}

}
 

public PlayMediaPipeline(KurentoClient kurento, String user, final WebSocketSession session) {
  // Media pipeline
  pipeline = kurento.createMediaPipeline();

  // Media Elements (WebRtcEndpoint, PlayerEndpoint)
  webRtc = new WebRtcEndpoint.Builder(pipeline).build();
  player = new PlayerEndpoint.Builder(pipeline, RECORDING_PATH + user + RECORDING_EXT).build();

  // Connection
  player.connect(webRtc);

  // Player listeners
  player.addErrorListener(new EventListener<ErrorEvent>() {
    @Override
    public void onEvent(ErrorEvent event) {
      log.info("ErrorEvent: {}", event.getDescription());
      sendPlayEnd(session);
    }
  });
}
 

public void stop() {
  if (recorderEndpoint != null) {
    final CountDownLatch stoppedCountDown = new CountDownLatch(1);
    ListenerSubscription subscriptionId = recorderEndpoint
        .addStoppedListener(new EventListener<StoppedEvent>() {

          @Override
          public void onEvent(StoppedEvent event) {
            stoppedCountDown.countDown();
          }
        });
    recorderEndpoint.stop();
    try {
      if (!stoppedCountDown.await(5, TimeUnit.SECONDS)) {
        log.error("Error waiting for recorder to stop");
      }
    } catch (InterruptedException e) {
      log.error("Exception while waiting for state change", e);
    }
    recorderEndpoint.removeStoppedListener(subscriptionId);
  }
}
 

public PlayMediaPipeline(KurentoClient kurento, String user, final WebSocketSession session) {
  // Media pipeline
  pipeline = kurento.createMediaPipeline();

  // Media Elements (WebRtcEndpoint, PlayerEndpoint)
  webRtc = new WebRtcEndpoint.Builder(pipeline).build();
  player = new PlayerEndpoint.Builder(pipeline, RECORDING_PATH + user + RECORDING_EXT).build();

  // Connection
  player.connect(webRtc);

  // Player listeners
  player.addErrorListener(new EventListener<ErrorEvent>() {
    @Override
    public void onEvent(ErrorEvent event) {
      log.info("ErrorEvent: {}", event.getDescription());
      sendPlayEnd(session);
    }
  });
}
 

@SuppressWarnings("unchecked")
private Object genericSubscribeEventListener(String eventName, final Object proxy, final Object[] args,
		Continuation<?> cont, Transaction tx) {

	RemoteObjectEventListener listener = new RemoteObjectEventListener() {
		@Override
		public void onEvent(String eventType, Props data) {
			propagateEventTo(proxy, GenericMediaEvent.class, data, (EventListener<?>) args[1]);
		}
	};

	if (cont != null) {
		remoteObject.addEventListener(eventName, listener, (Continuation<ListenerSubscriptionImpl>) cont);
		return null;
	} else if (tx != null) {
		return remoteObject.addEventListener(eventName, listener, tx);
	} else {
		return remoteObject.addEventListener(eventName, listener);
	}
}
 

@SuppressWarnings("unchecked")
private Object subscribeEventListener(final Object proxy, final Object[] args, String methodName,
    final Class<? extends Event> eventClass, Continuation<?> cont, Transaction tx) {

  String eventName = eventClass.getSimpleName().substring(0,
      eventClass.getSimpleName().length() - "Event".length());

  RemoteObjectEventListener listener = new RemoteObjectEventListener() {
    @Override
    public void onEvent(String eventType, Props data) {
      propagateEventTo(proxy, eventClass, data, (EventListener<?>) args[0]);
    }
  };

  if (cont != null) {
    remoteObject.addEventListener(eventName, listener,
        (Continuation<ListenerSubscriptionImpl>) cont);
    return null;
  } else if (tx != null) {
    return remoteObject.addEventListener(eventName, listener, tx);
  } else {
    return remoteObject.addEventListener(eventName, listener);
  }
}
 

/**
 * If supported, it registers a listener for when a new {@link IceCandidate} is gathered by the
 * internal endpoint ({@link WebRtcEndpoint}) and sends it to the remote User Agent as a
 * notification using the messaging capabilities of the {@link Participant}.
 *
 * @see WebRtcEndpoint#addOnIceCandidateListener(org.kurento.client.EventListener)
 * @see Participant#sendIceCandidate(String, IceCandidate)
 * @throws RoomException
 *           if thrown, unable to register the listener
 */
protected void registerOnIceCandidateEventListener() throws RoomException {
  if (!this.isWeb()) {
    return;
  }
  if (webEndpoint == null) {
    throw new RoomException(Code.MEDIA_WEBRTC_ENDPOINT_ERROR_CODE,
        "Can't register event listener for null WebRtcEndpoint (ep: " + endpointName + ")");
  }
  webEndpoint.addOnIceCandidateListener(new EventListener<OnIceCandidateEvent>() {
    @Override
    public void onEvent(OnIceCandidateEvent event) {
      owner.sendIceCandidate(endpointName, event.getCandidate());
    }
  });
}
 

public void stopRecorderEndpointOfPublisherEndpoint(String sessionId, String streamId,
		CountDownLatch globalStopLatch, Long kmsDisconnectionTime) {
	log.info("Stopping single stream recorder for stream {} in session {}", streamId, sessionId);
	final RecorderEndpointWrapper finalWrapper = activeRecorders.get(sessionId).remove(streamId);
	if (finalWrapper != null && kmsDisconnectionTime == 0) {
		finalWrapper.getRecorder().addStoppedListener(new EventListener<StoppedEvent>() {
			@Override
			public void onEvent(StoppedEvent event) {
				finalWrapper.setEndTime(Long.parseLong(event.getTimestampMillis()));
				generateIndividualMetadataFile(finalWrapper);
				log.info("Recording stopped event for stream {}", streamId);
				finalWrapper.getRecorder().release();
				globalStopLatch.countDown();
			}
		});
		finalWrapper.getRecorder().stop();
	} else {
		if (kmsDisconnectionTime != 0) {
			// Stopping recorder endpoint because of a KMS disconnection
			finalWrapper.setEndTime(kmsDisconnectionTime);
			generateIndividualMetadataFile(finalWrapper);
			log.warn("Forcing individual recording stop after KMS restart for stream {} in session {}", streamId,
					sessionId);
		} else {
			if (storedRecorders.get(sessionId).containsKey(streamId)) {
				log.info("Stream {} recording of session {} was already stopped", streamId, sessionId);
			} else {
				log.error("Stream {} wasn't being recorded in session {}", streamId, sessionId);
			}
		}
		globalStopLatch.countDown();
	}
}
 

/**
 * Registers a listener for when the {@link MediaElement} triggers an {@link ErrorEvent}. Notifies
 * the owner with the error.
 *
 * @param element
 *          the {@link MediaElement}
 * @return {@link ListenerSubscription} that can be used to deregister the listener
 */
protected ListenerSubscription registerElemErrListener(MediaElement element) {
  return element.addErrorListener(new EventListener<ErrorEvent>() {
    @Override
    public void onEvent(ErrorEvent event) {
      owner.sendMediaError(event);
    }
  });
}
 

private void launchBrowser(WebRtcEndpoint webRtcEp, PlayerEndpoint playerEp,
    RecorderEndpoint recorderEp) throws InterruptedException {

  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEp, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);
  playerEp.play();
  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });

  if (recorderEp != null) {
    recorderEp.record();
  }

  // Assertions
  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage().waitForEvent("playing"));
  Assert.assertTrue("The color of the video should be black",
      getPage().similarColor(Color.BLACK));
  Assert.assertTrue("Not received EOS event in player",
      eosLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));
  double currentTime = getPage().getCurrentTime();
  Assert.assertTrue(
      "Error in play time (expected: " + PLAYTIME + " sec, real: " + currentTime + " sec)",
      getPage().compare(PLAYTIME, currentTime));
}
 

@Test
public void test() throws InterruptedException {

  // Media Pipeline
  MediaPipeline mp = kurentoClient.createMediaPipeline();

  String videoPath = "file://" + getTestFilesDiskPath() + "/video/filter/barcodes.webm";

  PlayerEndpoint p = new PlayerEndpoint.Builder(mp, videoPath).build();

  final CountDownLatch latch = new CountDownLatch(1);

  p.addErrorListener(new EventListener<ErrorEvent>() {
    @Override
    public void onEvent(ErrorEvent event) {
      log.warn("Error un player: " + event.getDescription());
      latch.countDown();
    }
  });

  p.play();

  if (latch.await(5, TimeUnit.SECONDS)) {
    fail("Player error");
  }

  // Release Media Pipeline
  mp.release();
}
 

@Test
public void testEventWithoutTag() throws Exception {
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  final CountDownLatch eventReceived = new CountDownLatch(1);

  PlayerEndpoint player =
      new PlayerEndpoint.Builder(mp, "http://" + getTestFilesHttpPath() + "/video/10sec/red.webm")
          .build();

  player.addTag("test_1", "value_1");
  player.addTag("test_2", "value_2");
  player.addTag("test_3", "value_3");

  player.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      List<Tag> tags = event.getTags();

      if (tags.size() == 0) {
        eventReceived.countDown();
      }
    }
  });

  player.play();
  // Guard time to reproduce the whole video
  if (!eventReceived.await(TIMEOUT, TimeUnit.SECONDS)) {
    Assert.fail("Event not received");
  }
}
 

public EventListener<T> getMediaEventListener() {

    return new EventListener<T>() {
      @Override
      public void onEvent(T event) {
        addResult(event);
      }
    };
  }
 

public UserSession(final String name, String roomName, final WebSocketSession session,
    MediaPipeline pipeline) {

  this.pipeline = pipeline;
  this.name = name;
  this.session = session;
  this.roomName = roomName;
  this.outgoingMedia = new WebRtcEndpoint.Builder(pipeline).build();

  this.outgoingMedia.addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

    @Override
    public void onEvent(IceCandidateFoundEvent event) {
      JsonObject response = new JsonObject();
      response.addProperty("id", "iceCandidate");
      response.addProperty("name", name);
      response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
      try {
        synchronized (session) {
          session.sendMessage(new TextMessage(response.toString()));
        }
      } catch (IOException e) {
        log.debug(e.getMessage());
      }
    }
  });
}
 

private WebRtcEndpoint getEndpointForUser(final UserSession sender) {
  if (sender.getName().equals(name)) {
    log.debug("PARTICIPANT {}: configuring loopback", this.name);
    return outgoingMedia;
  }

  log.debug("PARTICIPANT {}: receiving video from {}", this.name, sender.getName());

  WebRtcEndpoint incoming = incomingMedia.get(sender.getName());
  if (incoming == null) {
    log.debug("PARTICIPANT {}: creating new endpoint for {}", this.name, sender.getName());
    incoming = new WebRtcEndpoint.Builder(pipeline).build();

    incoming.addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

      @Override
      public void onEvent(IceCandidateFoundEvent event) {
        JsonObject response = new JsonObject();
        response.addProperty("id", "iceCandidate");
        response.addProperty("name", sender.getName());
        response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
        try {
          synchronized (session) {
            session.sendMessage(new TextMessage(response.toString()));
          }
        } catch (IOException e) {
          log.debug(e.getMessage());
        }
      }
    });

    incomingMedia.put(sender.getName(), incoming);
  }

  log.debug("PARTICIPANT {}: obtained endpoint for {}", this.name, sender.getName());
  sender.getOutgoingWebRtcPeer().connect(incoming);

  return incoming;
}
 

/**
 * Registers a listener for when the {@link MediaElement} triggers an
 * {@link ErrorEvent}. Notifies the owner with the error.
 *
 * @param element the {@link MediaElement}
 * @return {@link ListenerSubscription} that can be used to deregister the
 *         listener
 */
protected ListenerSubscription registerElemErrListener(MediaElement element) {
	return element.addErrorListener(new EventListener<ErrorEvent>() {
		@Override
		public void onEvent(ErrorEvent event) {
			owner.sendMediaError(event);
		}
	});
}
 

public void createPipeline() {
  synchronized (pipelineCreateLock) {
    if (pipeline != null) {
      return;
    }
    log.info("Session '{}': Creating MediaPipeline-{}", room, description);
    try {
      pipeline = kurento.createMediaPipeline();
      pipelineLatch.countDown();
      log.debug("Session '{}': Created MediaPipeline-{}", room, description);
    } catch (Exception e) {
      log.error("Unable to create MediaPipeline-{} for Session '{}'", description, room, e);
      pipelineLatch.countDown();
    }
    if (getPipeline() == null) {
      throw new RuntimeException("Unable to create MediaPipeline-" + description
          + " for session '" + room + "'");
    }

    pipeline.addErrorListener(new EventListener<ErrorEvent>() {
      @Override
      public void onEvent(ErrorEvent event) {
        String desc = event.getType() + ": " + event.getDescription() + "(errCode="
            + event.getErrorCode() + ")";
        log.warn("Session '{}': Pipeline error encountered for MediaPipeline-{}: {}", room,
            description, desc);
      }
    });
  }
}
 

public void doTest(final MediaProfileSpecType mediaProfileSpecType, String expectedAudioCodec,
    final String extension) throws Exception {

  long testDurationMillis =
      PropertiesManager.getProperty(TEST_DURATION_PROPERTY, DEFAULT_TEST_DURATION);

  MediaPipeline mp = kurentoClient.createMediaPipeline();

  final CountDownLatch errorPipelinelatch = new CountDownLatch(1);

  mp.addErrorListener(new EventListener<ErrorEvent>() {

    @Override
    public void onEvent(ErrorEvent event) {
      msgError = "Description:" + event.getDescription() + "; Error code:" + event.getType();
      log.error(msgError);
      errorPipelinelatch.countDown();
    }
  });
  final WebRtcEndpoint webRtcSender = new WebRtcEndpoint.Builder(mp).build();

  // WebRTC sender negotiation
  getPage().subscribeLocalEvents("playing");
  getPage().initWebRtc(webRtcSender, WebRtcChannel.AUDIO_ONLY, WebRtcMode.SEND_ONLY);
  Assert.assertTrue("Not received media in sender webrtc", getPage().waitForEvent("playing"));

  // Recorder
  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorder = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();
  webRtcSender.connect(recorder);

  // Start recorder
  recorder.record();

  // Wait recording time
  Thread.sleep(testDurationMillis);

  // Stop recorder
  final CountDownLatch recorderLatch = new CountDownLatch(1);
  recorder.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  // Release Media Pipeline
  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));
  if (mp != null) {
    mp.release();
  }

  Assert.assertTrue(msgError, errorPipelinelatch.getCount() == 1);

  waitForFileExists(recordingFile);

  // Assessments
  AssertMedia.assertDuration(recordingFile, testDurationMillis, THRESHOLD_MS);

}
 

private void createPipeline() {
	synchronized (pipelineCreateLock) {
		if (pipeline != null) {
			return;
		}
		log.info("SESSION {}: Creating MediaPipeline", sessionId);
		try {
			kms.getKurentoClient().createMediaPipeline(new Continuation<MediaPipeline>() {
				@Override
				public void onSuccess(MediaPipeline result) throws Exception {
					pipeline = result;
					pipelineLatch.countDown();
					log.debug("SESSION {}: Created MediaPipeline", sessionId);
				}

				@Override
				public void onError(Throwable cause) throws Exception {
					pipelineCreationErrorCause = cause;
					pipelineLatch.countDown();
					log.error("SESSION {}: Failed to create MediaPipeline", sessionId, cause);
				}
			});
		} catch (Exception e) {
			log.error("Unable to create media pipeline for session '{}'", sessionId, e);
			pipelineLatch.countDown();
		}
		if (getPipeline() == null) {
			final String message = pipelineCreationErrorCause != null
					? pipelineCreationErrorCause.getLocalizedMessage()
					: "Unable to create media pipeline for session '" + sessionId + "'";
			pipelineCreationErrorCause = null;
			throw new OpenViduException(Code.ROOM_CANNOT_BE_CREATED_ERROR_CODE, message);
		}

		pipeline.addErrorListener(new EventListener<ErrorEvent>() {
			@Override
			public void onEvent(ErrorEvent event) {
				String desc = event.getType() + ": " + event.getDescription() + "(errCode=" + event.getErrorCode()
						+ ")";
				log.warn("SESSION {}: Pipeline error encountered: {}", sessionId, desc);
				kurentoSessionHandler.onPipelineError(sessionId, getParticipants(), desc);
			}
		});
	}
}
 

@Test
public void testWebRtcLoopback() throws Exception {

  // Media Pipeline
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  WebRtcEndpoint webRtcEndpoint = new WebRtcEndpoint.Builder(mp).build();
  webRtcEndpoint.connect(webRtcEndpoint);

  final CountDownLatch flowingLatch = new CountDownLatch(1);
  webRtcEndpoint
      .addMediaFlowInStateChangeListener(new EventListener<MediaFlowInStateChangeEvent>() {

        @Override
        public void onEvent(MediaFlowInStateChangeEvent event) {
          if (event.getState().equals(MediaFlowState.FLOWING)) {
            flowingLatch.countDown();
          }
        }
      });

  // Start WebRTC and wait for playing event
  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEndpoint, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.SEND_RCV);

  Assert.assertTrue("Not received FLOWING IN event in webRtcEp: " + WebRtcChannel.AUDIO_AND_VIDEO,
      flowingLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  Assert.assertTrue(
      "Not received media (timeout waiting playing event): " + WebRtcChannel.AUDIO_AND_VIDEO,
      getPage().waitForEvent("playing"));

  // Guard time to play the video
  waitSeconds(PLAYTIME);

  // Assertions
  double currentTime = getPage().getCurrentTime();
  Assert.assertTrue(
      "Error in play time (expected: " + PLAYTIME + " sec, real: " + currentTime + " sec)",
      getPage().compare(PLAYTIME, currentTime));
  Assert.assertTrue("The color of the video should be green",
      getPage().similarColor(CHROME_VIDEOTEST_COLOR));

  // Release Media Pipeline
  mp.release();
}
 

@Test
public void testWebRtcLoopback() throws Exception {

  // Media Pipeline
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  WebRtcEndpoint webRtcEndpoint = new WebRtcEndpoint.Builder(mp).build();
  webRtcEndpoint.connect(webRtcEndpoint);

  final CountDownLatch flowingLatch = new CountDownLatch(1);
  webRtcEndpoint
      .addMediaFlowInStateChangeListener(new EventListener<MediaFlowInStateChangeEvent>() {

        @Override
        public void onEvent(MediaFlowInStateChangeEvent event) {
          if (event.getState().equals(MediaFlowState.FLOWING)) {
            flowingLatch.countDown();
          }
        }
      });

  // Start WebRTC and wait for playing event
  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEndpoint, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.SEND_RCV);

  Assert.assertTrue("Not received FLOWING IN event in webRtcEp: " + WebRtcChannel.AUDIO_AND_VIDEO,
      flowingLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  Assert.assertTrue(
      "Not received media (timeout waiting playing event): " + WebRtcChannel.AUDIO_AND_VIDEO,
      getPage().waitForEvent("playing"));

  // Guard time to play the video
  waitSeconds(PLAYTIME);

  // Assertions
  double currentTime = getPage().getCurrentTime();
  Assert.assertTrue(
      "Error in play time (expected: " + PLAYTIME + " sec, real: " + currentTime + " sec)",
      getPage().compare(PLAYTIME, currentTime));

  // Release Media Pipeline
  mp.release();
}
 

@Test
public void testDispatcherOneToManyPlayer() throws Exception {
  MediaPipeline mp = kurentoClient.createMediaPipeline();

  PlayerEndpoint playerEp =
      new PlayerEndpoint.Builder(mp, "http://" + getTestFilesHttpPath() + "/video/30sec/red.webm")
          .build();
  PlayerEndpoint playerEp2 = new PlayerEndpoint.Builder(mp,
      "http://" + getTestFilesHttpPath() + "/video/30sec/blue.webm").build();
  WebRtcEndpoint webRtcEp1 = new WebRtcEndpoint.Builder(mp).build();
  WebRtcEndpoint webRtcEp2 = new WebRtcEndpoint.Builder(mp).build();
  WebRtcEndpoint webRtcEp3 = new WebRtcEndpoint.Builder(mp).build();

  DispatcherOneToMany dispatcherOneToMany = new DispatcherOneToMany.Builder(mp).build();
  HubPort hubPort1 = new HubPort.Builder(dispatcherOneToMany).build();
  HubPort hubPort2 = new HubPort.Builder(dispatcherOneToMany).build();
  HubPort hubPort3 = new HubPort.Builder(dispatcherOneToMany).build();
  HubPort hubPort4 = new HubPort.Builder(dispatcherOneToMany).build();
  HubPort hubPort5 = new HubPort.Builder(dispatcherOneToMany).build();

  playerEp.connect(hubPort1);
  playerEp2.connect(hubPort2);
  hubPort3.connect(webRtcEp1);
  hubPort4.connect(webRtcEp2);
  hubPort5.connect(webRtcEp3);
  dispatcherOneToMany.setSource(hubPort1);

  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp2.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });

  // Test execution
  getPage(BROWSER1).subscribeEvents("playing");
  getPage(BROWSER1).initWebRtc(webRtcEp2, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);

  getPage(BROWSER2).subscribeEvents("playing");
  getPage(BROWSER2).initWebRtc(webRtcEp1, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);

  getPage(BROWSER3).subscribeEvents("playing");
  getPage(BROWSER3).initWebRtc(webRtcEp3, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);

  playerEp.play();

  // Assertions
  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER1).waitForEvent("playing"));
  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER2).waitForEvent("playing"));
  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER3).waitForEvent("playing"));

  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER1).similarColor(Color.RED));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER2).similarColor(Color.RED));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER3).similarColor(Color.RED));

  Thread.sleep(3000);
  playerEp2.play();
  dispatcherOneToMany.setSource(hubPort2);

  Assert.assertTrue("The color of the video should be blue",
      getPage(BROWSER1).similarColor(Color.BLUE));
  Assert.assertTrue("The color of the video should be blue",
      getPage(BROWSER2).similarColor(Color.BLUE));
  Assert.assertTrue("The color of the video should be blue",
      getPage(BROWSER3).similarColor(Color.BLUE));

  Thread.sleep(3000);
  dispatcherOneToMany.setSource(hubPort1);

  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER1).similarColor(Color.RED));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER2).similarColor(Color.RED));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER3).similarColor(Color.RED));

  Thread.sleep(3000);

  dispatcherOneToMany.setSource(hubPort2);

  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER1).similarColor(Color.BLUE));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER2).similarColor(Color.BLUE));
  Assert.assertTrue("The color of the video should be red",
      getPage(BROWSER3).similarColor(Color.BLUE));

  Thread.sleep(3000);

  Assert.assertTrue("Not received EOS event in player",
      eosLatch.await(TIMEOUT_EOS, TimeUnit.SECONDS));
}
 

public void doTest(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension) throws Exception {

  final CountDownLatch recorderLatch = new CountDownLatch(1);

  // Media Pipeline #1
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  PlayerEndpoint playerEp =
      new PlayerEndpoint.Builder(mp, getPlayerUrl("/video/10sec/green.webm")).build();
  WebRtcEndpoint webRtcEp1 = new WebRtcEndpoint.Builder(mp).build();

  String recordingFile = getRecordUrl(extension);

  final RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();
  playerEp.connect(webRtcEp1);

  playerEp.connect(recorderEp);

  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });

  // Test execution #1. Play the video while it is recorded
  launchBrowser(mp, webRtcEp1, playerEp, recorderEp, expectedVideoCodec, expectedAudioCodec,
      recordingFile, EXPECTED_COLOR, 0, 0, PLAYTIME);

  ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor();
  executor.schedule(new Runnable() {

    @Override
    public void run() {
      recorderEp.stopAndWait(new Continuation<Void>() {

        @Override
        public void onSuccess(Void result) throws Exception {
          recorderLatch.countDown();
        }

        @Override
        public void onError(Throwable cause) throws Exception {
          recorderLatch.countDown();
        }
      });
    }
  }, PLAYTIME / 2, TimeUnit.SECONDS);

  // Wait for EOS
  Assert.assertTrue("No EOS event", eosLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  // Release Media Pipeline #1
  mp.release();

  // Wait until file exists
  waitForFileExists(recordingFile);

  // Reloading browser
  getPage().reload();

  // Media Pipeline #2
  MediaPipeline mp2 = kurentoClient.createMediaPipeline();
  PlayerEndpoint playerEp2 = new PlayerEndpoint.Builder(mp2, recordingFile).build();
  WebRtcEndpoint webRtcEp2 = new WebRtcEndpoint.Builder(mp2).build();
  playerEp2.connect(webRtcEp2);

  // Playing the recording
  launchBrowser(null, webRtcEp2, playerEp2, null, expectedVideoCodec, expectedAudioCodec,
      recordingFile, EXPECTED_COLOR, 0, 0, PLAYTIME / 2);

  // Release Media Pipeline #2
  mp2.release();

  executor.shutdown();

  success = true;
}
 

public void doTest(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension, String[] mediaUrls, Color[] expectedColors)
        throws Exception {

  MediaPipeline mp = kurentoClient.createMediaPipeline();
  final CountDownLatch errorPipelinelatch = new CountDownLatch(1);

  mp.addErrorListener(new EventListener<ErrorEvent>() {

    @Override
    public void onEvent(ErrorEvent event) {
      msgError = "Description:" + event.getDescription() + "; Error code:" + event.getType();
      errorPipelinelatch.countDown();
    }
  });

  int numPlayers = mediaUrls.length;
  PlayerEndpoint[] players = new PlayerEndpoint[numPlayers];

  for (int i = 0; i < numPlayers; i++) {
    players[i] = new PlayerEndpoint.Builder(mp, mediaUrls[i]).build();
  }

  WebRtcEndpoint webRtcEp = new WebRtcEndpoint.Builder(mp).build();

  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();

  PassThrough passThrough = new PassThrough.Builder(mp).build();

  passThrough.connect(recorderEp);

  // Test execution
  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEp, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);

  final CountDownLatch recorderLatch = new CountDownLatch(1);

  boolean startRecord = false;
  for (int i = 0; i < numPlayers; i++) {
    players[i].connect(webRtcEp);
    players[i].connect(passThrough);
    players[i].play();

    if (!startRecord) {

      Assert.assertTrue("Not received media (timeout waiting playing event)",
          getPage().waitForEvent("playing"));
      recorderEp.record();
      startRecord = true;
    }

    waitSeconds(PLAYTIME / numPlayers);
  }

  saveGstreamerDot(mp);
  recorderEp.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  mp.release();

  Assert.assertTrue(msgError, errorPipelinelatch.getCount() == 1);

  // Reloading browser
  getPage().reload();

  checkRecordingFile(recordingFile, "browser", expectedColors, PLAYTIME, expectedVideoCodec,
      expectedAudioCodec);
  success = true;
}
 

protected void checkRecordingFile(String recordingFile, String browserName,
    Color[] expectedColors, long playTime, String expectedVideoCodec, String expectedAudioCodec)
        throws InterruptedException {

  // Checking continuity of the audio
  Timer gettingStats = new Timer();
  final CountDownLatch errorContinuityAudiolatch = new CountDownLatch(1);

  waitForFileExists(recordingFile);

  MediaPipeline mp = kurentoClient.createMediaPipeline();
  PlayerEndpoint playerEp = new PlayerEndpoint.Builder(mp, recordingFile).build();
  WebRtcEndpoint webRtcEp = new WebRtcEndpoint.Builder(mp).build();
  playerEp.connect(webRtcEp);

  // Playing the recording
  WebRtcTestPage checkPage = getPage(browserName);
  checkPage.setThresholdTime(checkPage.getThresholdTime() * 2);
  checkPage.subscribeEvents("playing");
  checkPage.initWebRtc(webRtcEp, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);
  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });
  playerEp.play();

  // Assertions in recording
  final String messageAppend = "[played file with media pipeline]";
  Assert.assertTrue(
      "Not received media in the recording (timeout waiting playing event) " + messageAppend,
      checkPage.waitForEvent("playing"));

  checkPage.activatePeerConnectionInboundStats("webRtcPeer.peerConnection");

  gettingStats.schedule(new CheckAudioTimerTask(errorContinuityAudiolatch, checkPage), 100, 200);

  for (Color color : expectedColors) {
    Assert.assertTrue("The color of the recorded video should be " + color + " " + messageAppend,
        checkPage.similarColorAt(color, 50, 50));
  }
  Assert.assertTrue("Not received EOS event in player",
      eosLatch.await(checkPage.getTimeout(), TimeUnit.SECONDS));

  gettingStats.cancel();

  double currentTime = checkPage.getCurrentTime();
  Assert.assertTrue("Error in play time in the recorded video (expected: " + playTime
      + " sec, real: " + currentTime + " sec) " + messageAppend,
      checkPage.compare(playTime, currentTime));

  Assert.assertTrue("Check audio. There were more than 2 seconds without receiving packets",
      errorContinuityAudiolatch.getCount() == 1);

  AssertMedia.assertCodecs(recordingFile, expectedVideoCodec, expectedAudioCodec);
  AssertMedia.assertDuration(recordingFile, TimeUnit.SECONDS.toMillis(playTime),
      TimeUnit.SECONDS.toMillis(checkPage.getThresholdTime()));

  mp.release();
}
 

public void doTest(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension) throws Exception {

  final CountDownLatch recorderLatch = new CountDownLatch(1);

  // Media Pipeline #1
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  PlayerEndpoint playerGreen =
      new PlayerEndpoint.Builder(mp, getPlayerUrl("/video/10sec/green.webm")).build();

  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();

  playerGreen.play();
  recorderEp.record();
  for (int i = 0; i < NUM_SWAPS; i++) {
    if (i % 2 == 0) {
      playerGreen.connect(recorderEp);
    } else {
      playerGreen.disconnect(recorderEp);
    }

    Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / NUM_SWAPS);
  }

  // Release Media Pipeline #1
  saveGstreamerDot(mp);

  recorderEp.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  mp.release();

  // Wait until file exists
  waitForFileExists(recordingFile);

  // Reloading browser
  getPage().reload();

  // Media Pipeline #2
  MediaPipeline mp2 = kurentoClient.createMediaPipeline();
  PlayerEndpoint playerEp2 = new PlayerEndpoint.Builder(mp2, recordingFile).build();
  WebRtcEndpoint webRtcEp2 = new WebRtcEndpoint.Builder(mp2).build();
  playerEp2.connect(webRtcEp2);

  // Playing the recording
  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEp2, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);
  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp2.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });
  playerEp2.play();

  // Assertions in recording
  final String messageAppend = "[played file with media pipeline]";
  final int playtime = PLAYTIME;

  Assert.assertTrue(
      "Not received media in the recording (timeout waiting playing event) " + messageAppend,
      getPage().waitForEvent("playing"));
  for (Color color : EXPECTED_COLORS) {
    Assert.assertTrue("The color of the recorded video should be " + color + " " + messageAppend,
        getPage().similarColor(color));
  }
  Assert.assertTrue("Not received EOS event in player",
      eosLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  double currentTime = getPage().getCurrentTime();
  Assert.assertTrue("Error in play time in the recorded video (expected: " + playtime
      + " sec, real: " + currentTime + " sec) " + messageAppend,
      getPage().compare(playtime, currentTime));

  AssertMedia.assertCodecs(recordingFile, expectedVideoCodec, expectedAudioCodec);
  AssertMedia.assertDuration(recordingFile, TimeUnit.SECONDS.toMillis(playtime),
      TimeUnit.SECONDS.toMillis(getPage().getThresholdTime()));

  // Release Media Pipeline #2
  mp2.release();

  success = true;
}
 

protected void launchBrowser(MediaPipeline mp, WebRtcEndpoint webRtcEp, PlayerEndpoint playerEp,
    RecorderEndpoint recorderEp, String expectedVideoCodec, String expectedAudioCodec,
    String recordingFile, Color expectedColor, int xColor, int yColor, int playTime)
        throws InterruptedException {

  Timer gettingStats = new Timer();
  final CountDownLatch errorContinuityAudiolatch = new CountDownLatch(1);

  getPage().subscribeEvents("playing");
  getPage().initWebRtc(webRtcEp, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.RCV_ONLY);
  playerEp.play();
  final CountDownLatch eosLatch = new CountDownLatch(1);
  playerEp.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
    @Override
    public void onEvent(EndOfStreamEvent event) {
      eosLatch.countDown();
    }
  });

  if (recorderEp != null) {
    recorderEp.record();
  }

  // Assertions
  String inRecording = recorderEp == null ? " in the recording" : "";

  Assert.assertTrue("Not received media (timeout waiting playing event)" + inRecording,
      getPage().waitForEvent("playing"));

  if (recorderEp == null) {
    // Checking continuity of the audio
    getPage().activatePeerConnectionInboundStats("webRtcPeer.peerConnection");

    gettingStats.schedule(new CheckAudioTimerTask(errorContinuityAudiolatch, getPage()), 100,
        200);
  }

  Assert.assertTrue(
      "Color at coordinates " + xColor + "," + yColor + " must be " + expectedColor + inRecording,
      getPage().similarColorAt(expectedColor, xColor, yColor));
  Assert.assertTrue("Not received EOS event in player" + inRecording,
      eosLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

  final CountDownLatch recorderLatch = new CountDownLatch(1);
  if (recorderEp != null) {

    saveGstreamerDot(mp);

    recorderEp.stopAndWait(new Continuation<Void>() {

      @Override
      public void onSuccess(Void result) throws Exception {
        recorderLatch.countDown();
      }

      @Override
      public void onError(Throwable cause) throws Exception {
        recorderLatch.countDown();
      }
    });

    Assert.assertTrue("Not stop properly",
        recorderLatch.await(getPage().getTimeout(), TimeUnit.SECONDS));

    // Wait until file exists
    waitForFileExists(recordingFile);

    AssertMedia.assertCodecs(recordingFile, expectedVideoCodec, expectedAudioCodec);
    AssertMedia.assertDuration(recordingFile, TimeUnit.SECONDS.toMillis(playTime),
        TimeUnit.SECONDS.toMillis(getPage().getThresholdTime()));

  } else {
    gettingStats.cancel();
    getPage().stopPeerConnectionInboundStats("webRtcPeer.peerConnection");
    double currentTime = getPage().getCurrentTime();
    Assert.assertTrue("Error in play time in the recorded video (expected: " + playTime
        + " sec, real: " + currentTime + " sec) " + inRecording,
        getPage().compare(playTime, currentTime));

    if (recorderEp == null) {
      Assert.assertTrue("Check audio. There were more than 2 seconds without receiving packets",
          errorContinuityAudiolatch.getCount() == 1);
    }

  }
}
 

public void doTest(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension) throws Exception {
  // Media Pipeline #1
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  final CountDownLatch errorPipelinelatch = new CountDownLatch(1);

  mp.addErrorListener(new EventListener<ErrorEvent>() {

    @Override
    public void onEvent(ErrorEvent event) {
      msgError = "Description:" + event.getDescription() + "; Error code:" + event.getType();
      errorPipelinelatch.countDown();
    }
  });

  WebRtcEndpoint webRtcEpRed = new WebRtcEndpoint.Builder(mp).build();
  WebRtcEndpoint webRtcEpGreen = new WebRtcEndpoint.Builder(mp).build();

  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();

  // Test execution
  getPage(BROWSER1).subscribeLocalEvents("playing");
  long startWebrtc = System.currentTimeMillis();
  getPage(BROWSER1).initWebRtc(webRtcEpRed, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.SEND_ONLY);

  webRtcEpRed.connect(recorderEp);
  recorderEp.record();

  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER1).waitForEvent("playing"));
  long webrtcRedConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  getPage(BROWSER2).subscribeLocalEvents("playing");
  startWebrtc = System.currentTimeMillis();
  getPage(BROWSER2).initWebRtc(webRtcEpGreen, WebRtcChannel.AUDIO_AND_VIDEO,
      WebRtcMode.SEND_ONLY);

  // green
  webRtcEpGreen.connect(recorderEp);

  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER2).waitForEvent("playing"));
  long webrtcGreenConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  webRtcEpRed.connect(recorderEp);

  startWebrtc = System.currentTimeMillis();
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  // Release Media Pipeline #1
  saveGstreamerDot(mp);
  final CountDownLatch recorderLatch = new CountDownLatch(1);
  recorderEp.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage(BROWSER2).getTimeout(), TimeUnit.SECONDS));
  mp.release();

  Assert.assertTrue(msgError, errorPipelinelatch.getCount() == 1);

  final long playtime = PLAYTIME + TimeUnit.MILLISECONDS
      .toSeconds((2 * webrtcRedConnectionTime) + webrtcGreenConnectionTime);

  checkRecordingFile(recordingFile, BROWSER3, EXPECTED_COLORS, playtime, expectedVideoCodec,
      expectedAudioCodec);
  success = true;
}
 

public void doTestWithPlayer(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension, String mediaUrlPlayer) throws Exception {
  // Media Pipeline #1
  getPage(BROWSER2).close();
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  final CountDownLatch errorPipelinelatch = new CountDownLatch(1);

  mp.addErrorListener(new EventListener<ErrorEvent>() {

    @Override
    public void onEvent(ErrorEvent event) {
      msgError = "Description:" + event.getDescription() + "; Error code:" + event.getType();
      errorPipelinelatch.countDown();
    }
  });

  WebRtcEndpoint webRtcEpRed = new WebRtcEndpoint.Builder(mp).build();
  PlayerEndpoint playerEp = new PlayerEndpoint.Builder(mp, mediaUrlPlayer).build();

  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();

  // Test execution
  getPage(BROWSER1).subscribeLocalEvents("playing");
  long startWebrtc = System.currentTimeMillis();
  getPage(BROWSER1).initWebRtc(webRtcEpRed, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.SEND_ONLY);

  webRtcEpRed.connect(recorderEp);
  recorderEp.record();

  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER1).waitForEvent("playing"));
  long webrtcRedConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  startWebrtc = System.currentTimeMillis();

  playerEp.play();
  playerEp.connect(recorderEp);
  long playerEpConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  webRtcEpRed.connect(recorderEp);
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  // Release Media Pipeline #1
  saveGstreamerDot(mp);

  final CountDownLatch recorderLatch = new CountDownLatch(1);
  recorderEp.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage(BROWSER1).getTimeout(), TimeUnit.SECONDS));
  mp.release();

  Assert.assertTrue(msgError, errorPipelinelatch.getCount() == 1);

  final long playtime = PLAYTIME
      + TimeUnit.MILLISECONDS.toSeconds((2 * webrtcRedConnectionTime) + playerEpConnectionTime);

  checkRecordingFile(recordingFile, BROWSER3, EXPECTED_COLORS, playtime, expectedVideoCodec,
      expectedAudioCodec);
  success = true;
}
 

public void doTest(MediaProfileSpecType mediaProfileSpecType, String expectedVideoCodec,
    String expectedAudioCodec, String extension) throws Exception {
  // Media Pipeline #1
  MediaPipeline mp = kurentoClient.createMediaPipeline();
  final CountDownLatch errorPipelinelatch = new CountDownLatch(1);

  mp.addErrorListener(new EventListener<ErrorEvent>() {

    @Override
    public void onEvent(ErrorEvent event) {
      msgError = "Description:" + event.getDescription() + "; Error code:" + event.getType();
      errorPipelinelatch.countDown();
    }
  });

  WebRtcEndpoint webRtcEpRed = new WebRtcEndpoint.Builder(mp).build();
  WebRtcEndpoint webRtcEpGreen = new WebRtcEndpoint.Builder(mp).build();

  String recordingFile = getRecordUrl(extension);
  RecorderEndpoint recorderEp = new RecorderEndpoint.Builder(mp, recordingFile)
      .withMediaProfile(mediaProfileSpecType).build();

  PassThrough passThrough = new PassThrough.Builder(mp).build();
  passThrough.connect(recorderEp);

  // Test execution
  getPage(BROWSER1).subscribeLocalEvents("playing");
  long startWebrtc = System.currentTimeMillis();
  getPage(BROWSER1).initWebRtc(webRtcEpRed, WebRtcChannel.AUDIO_AND_VIDEO, WebRtcMode.SEND_ONLY);

  webRtcEpRed.connect(passThrough);
  recorderEp.record();

  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER1).waitForEvent("playing"));
  long webrtcRedConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  getPage(BROWSER2).subscribeLocalEvents("playing");
  startWebrtc = System.currentTimeMillis();
  getPage(BROWSER2).initWebRtc(webRtcEpGreen, WebRtcChannel.AUDIO_AND_VIDEO,
      WebRtcMode.SEND_ONLY);

  // green
  webRtcEpGreen.connect(passThrough);

  Assert.assertTrue("Not received media (timeout waiting playing event)",
      getPage(BROWSER2).waitForEvent("playing"));
  long webrtcGreenConnectionTime = System.currentTimeMillis() - startWebrtc;
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  webRtcEpRed.connect(passThrough);
  startWebrtc = System.currentTimeMillis();
  Thread.sleep(TimeUnit.SECONDS.toMillis(PLAYTIME) / N_PLAYER);

  // Release Media Pipeline #1
  saveGstreamerDot(mp);
  final CountDownLatch recorderLatch = new CountDownLatch(1);
  recorderEp.stopAndWait(new Continuation<Void>() {

    @Override
    public void onSuccess(Void result) throws Exception {
      recorderLatch.countDown();
    }

    @Override
    public void onError(Throwable cause) throws Exception {
      recorderLatch.countDown();
    }
  });

  Assert.assertTrue("Not stop properly",
      recorderLatch.await(getPage(BROWSER2).getTimeout(), TimeUnit.SECONDS));
  mp.release();

  Assert.assertTrue(msgError, errorPipelinelatch.getCount() == 1);

  final long playtime = PLAYTIME + TimeUnit.MILLISECONDS
      .toSeconds((2 * webrtcRedConnectionTime) + webrtcGreenConnectionTime);

  checkRecordingFile(recordingFile, BROWSER3, EXPECTED_COLORS, playtime, expectedVideoCodec,
      expectedAudioCodec);
  success = true;
}