Example #1
1
  /**
   * {@inheritDoc}
   *
   * @param format unused, since this implementation records multiple streams using potentially
   *     different formats.
   * @param dirname the path to the directory into which this <tt>Recorder</tt> will store the
   *     recorded media files.
   */
  @Override
  public void start(String format, String dirname) throws IOException, MediaException {
    if (logger.isInfoEnabled()) logger.info("Starting, format=" + format + " " + hashCode());
    path = dirname;

    MediaService mediaService = LibJitsi.getMediaService();

    /*
     * Note that we use only one RTPConnector for both the RTPTranslator
     * and the RTPManager instances. The this.translator will write to its
     * output streams, and this.rtpManager will read from its input streams.
     */
    rtpConnector = new RTPConnectorImpl(redPayloadType, ulpfecPayloadType);

    rtpManager = RTPManager.newInstance();

    /*
     * Add the formats that we know about.
     */
    rtpManager.addFormat(vp8RtpFormat, vp8PayloadType);
    rtpManager.addFormat(opusFormat, opusPayloadType);
    rtpManager.addReceiveStreamListener(this);

    /*
     * Note: When this.rtpManager sends RTCP sender/receiver reports, they
     * will end up being written to its own input stream. This is not
     * expected to cause problems, but might be something to keep an eye on.
     */
    rtpManager.initialize(rtpConnector);

    /*
     * Register a fake call participant.
     * TODO: can we use a more generic MediaStream here?
     */
    streamRTPManager =
        new StreamRTPManager(
            mediaService.createMediaStream(
                new MediaDeviceImpl(new CaptureDeviceInfo(), MediaType.VIDEO)),
            translator);

    streamRTPManager.initialize(rtpConnector);

    rtcpFeedbackSender = translator.getRtcpFeedbackMessageSender();

    translator.addFormat(streamRTPManager, opusFormat, opusPayloadType);

    // ((RTPTranslatorImpl)videoRTPTranslator).addFormat(streamRTPManager, redFormat,
    // redPayloadType);
    // ((RTPTranslatorImpl)videoRTPTranslator).addFormat(streamRTPManager, ulpfecFormat,
    // ulpfecPayloadType);
    // ((RTPTranslatorImpl)videoRTPTranslator).addFormat(streamRTPManager,
    // mediaFormatImpl.getFormat(), vp8PayloadType);

    started = true;
  }
Example #2
0
  /**
   * Restarts the recording for a specific SSRC.
   *
   * @param ssrc the SSRC for which to restart recording. RTP packet of the new recording).
   */
  private void resetRecording(long ssrc, long timestamp) {
    ReceiveStreamDesc receiveStream = findReceiveStream(ssrc);

    // we only restart audio recordings
    if (receiveStream != null && receiveStream.format instanceof AudioFormat) {
      String newFilename = getNextFilename(path + "/" + ssrc, AUDIO_FILENAME_SUFFIX);

      // flush the buffer contained in the MP3 encoder
      String s = "trying to flush ssrc=" + ssrc;
      Processor p = receiveStream.processor;
      if (p != null) {
        s += " p!=null";
        for (TrackControl tc : p.getTrackControls()) {
          Object o = tc.getControl(FlushableControl.class.getName());
          if (o != null) ((FlushableControl) o).flush();
        }
      }

      if (logger.isInfoEnabled()) {
        logger.info("Restarting recording for SSRC=" + ssrc + ". New filename: " + newFilename);
      }

      receiveStream.dataSink.close();
      receiveStream.dataSink = null;

      // flush the FMJ jitter buffer
      // DataSource ds = receiveStream.receiveStream.getDataSource();
      // if (ds instanceof net.sf.fmj.media.protocol.rtp.DataSource)
      //    ((net.sf.fmj.media.protocol.rtp.DataSource)ds).flush();

      receiveStream.filename = newFilename;
      try {
        receiveStream.dataSink =
            Manager.createDataSink(
                receiveStream.dataSource, new MediaLocator("file:" + newFilename));
      } catch (NoDataSinkException ndse) {
        logger.warn("Could not reset recording for SSRC=" + ssrc + ": " + ndse);
        removeReceiveStream(receiveStream, false);
      }

      try {
        receiveStream.dataSink.open();
        receiveStream.dataSink.start();
      } catch (IOException ioe) {
        logger.warn("Could not reset recording for SSRC=" + ssrc + ": " + ioe);
        removeReceiveStream(receiveStream, false);
      }

      audioRecordingStarted(ssrc, timestamp);
    }
  }
Example #3
0
  @Override
  public void stop() {
    if (started) {
      if (logger.isInfoEnabled()) logger.info("Stopping " + hashCode());

      // remove the recorder from the translator (e.g. stop new packets from
      // being written to rtpConnector
      if (streamRTPManager != null) streamRTPManager.dispose();

      HashSet<ReceiveStreamDesc> streamsToRemove = new HashSet<ReceiveStreamDesc>();
      synchronized (receiveStreams) {
        streamsToRemove.addAll(receiveStreams);
      }

      for (ReceiveStreamDesc r : streamsToRemove) removeReceiveStream(r, false);

      rtpConnector.rtcpPacketTransformer.close();
      rtpConnector.rtpPacketTransformer.close();
      rtpManager.dispose();

      started = false;
    }
  }
Example #4
0
  /**
   * Implements {@link ControllerListener#controllerUpdate(ControllerEvent)}. Handles events from
   * the <tt>Processor</tt>s that this instance uses to transcode media.
   *
   * @param ev the event to handle.
   */
  public void controllerUpdate(ControllerEvent ev) {
    if (ev == null || ev.getSourceController() == null) {
      return;
    }

    Processor processor = (Processor) ev.getSourceController();
    ReceiveStreamDesc desc = findReceiveStream(processor);

    if (desc == null) {
      logger.warn("Event from an orphaned processor, ignoring: " + ev);
      return;
    }

    if (ev instanceof ConfigureCompleteEvent) {
      if (logger.isInfoEnabled()) {
        logger.info(
            "Configured processor for ReceiveStream ssrc="
                + desc.ssrc
                + " ("
                + desc.format
                + ")"
                + " "
                + System.currentTimeMillis());
      }

      boolean audio = desc.format instanceof AudioFormat;

      if (audio) {
        ContentDescriptor cd = processor.setContentDescriptor(AUDIO_CONTENT_DESCRIPTOR);
        if (!AUDIO_CONTENT_DESCRIPTOR.equals(cd)) {
          logger.error(
              "Failed to set the Processor content "
                  + "descriptor to "
                  + AUDIO_CONTENT_DESCRIPTOR
                  + ". Actual result: "
                  + cd);
          removeReceiveStream(desc, false);
          return;
        }
      }

      for (TrackControl track : processor.getTrackControls()) {
        Format trackFormat = track.getFormat();

        if (audio) {
          final long ssrc = desc.ssrc;
          SilenceEffect silenceEffect;
          if (Constants.OPUS_RTP.equals(desc.format.getEncoding())) {
            silenceEffect = new SilenceEffect(48000);
          } else {
            // We haven't tested that the RTP timestamps survive
            // the journey through the chain when codecs other than
            // opus are in use, so for the moment we rely on FMJ's
            // timestamps for non-opus formats.
            silenceEffect = new SilenceEffect();
          }

          silenceEffect.setListener(
              new SilenceEffect.Listener() {
                boolean first = true;

                @Override
                public void onSilenceNotInserted(long timestamp) {
                  if (first) {
                    first = false;
                    // send event only
                    audioRecordingStarted(ssrc, timestamp);
                  } else {
                    // change file and send event
                    resetRecording(ssrc, timestamp);
                  }
                }
              });
          desc.silenceEffect = silenceEffect;
          AudioLevelEffect audioLevelEffect = new AudioLevelEffect();
          audioLevelEffect.setAudioLevelListener(
              new SimpleAudioLevelListener() {
                @Override
                public void audioLevelChanged(int level) {
                  activeSpeakerDetector.levelChanged(ssrc, level);
                }
              });

          try {
            // We add an effect, which will insert "silence" in
            // place of lost packets.
            track.setCodecChain(new Codec[] {silenceEffect, audioLevelEffect});
          } catch (UnsupportedPlugInException upie) {
            logger.warn("Failed to insert silence effect: " + upie);
            // But do go on, a recording without extra silence is
            // better than nothing ;)
          }
        } else {
          // transcode vp8/rtp to vp8 (i.e. depacketize vp8)
          if (trackFormat.matches(vp8RtpFormat)) track.setFormat(vp8Format);
          else {
            logger.error("Unsupported track format: " + trackFormat + " for ssrc=" + desc.ssrc);
            // we currently only support vp8
            removeReceiveStream(desc, false);
            return;
          }
        }
      }

      processor.realize();
    } else if (ev instanceof RealizeCompleteEvent) {
      desc.dataSource = processor.getDataOutput();

      long ssrc = desc.ssrc;
      boolean audio = desc.format instanceof AudioFormat;
      String suffix = audio ? AUDIO_FILENAME_SUFFIX : VIDEO_FILENAME_SUFFIX;

      // XXX '\' on windows?
      String filename = getNextFilename(path + "/" + ssrc, suffix);
      desc.filename = filename;

      DataSink dataSink;
      if (audio) {
        try {
          dataSink = Manager.createDataSink(desc.dataSource, new MediaLocator("file:" + filename));
        } catch (NoDataSinkException ndse) {
          logger.error("Could not create DataSink: " + ndse);
          removeReceiveStream(desc, false);
          return;
        }

      } else {
        dataSink = new WebmDataSink(filename, desc.dataSource);
      }

      if (logger.isInfoEnabled())
        logger.info(
            "Created DataSink ("
                + dataSink
                + ") for SSRC="
                + ssrc
                + ". Output filename: "
                + filename);
      try {
        dataSink.open();
      } catch (IOException e) {
        logger.error("Failed to open DataSink (" + dataSink + ") for" + " SSRC=" + ssrc + ": " + e);
        removeReceiveStream(desc, false);
        return;
      }

      if (!audio) {
        final WebmDataSink webmDataSink = (WebmDataSink) dataSink;
        webmDataSink.setSsrc(ssrc);
        webmDataSink.setEventHandler(eventHandler);
        webmDataSink.setKeyFrameControl(
            new KeyFrameControlAdapter() {
              @Override
              public boolean requestKeyFrame(boolean urgent) {
                return requestFIR(webmDataSink);
              }
            });
      }

      try {
        dataSink.start();
      } catch (IOException e) {
        logger.error(
            "Failed to start DataSink (" + dataSink + ") for" + " SSRC=" + ssrc + ". " + e);
        removeReceiveStream(desc, false);
        return;
      }

      if (logger.isInfoEnabled()) logger.info("Started DataSink for SSRC=" + ssrc);

      desc.dataSink = dataSink;

      processor.start();
    } else if (logger.isDebugEnabled()) {
      logger.debug(
          "Unhandled ControllerEvent from the Processor for ssrc=" + desc.ssrc + ": " + ev);
    }
  }
Example #5
0
  /**
   * Implements {@link ReceiveStreamListener#update(ReceiveStreamEvent)}.
   *
   * <p>{@link #rtpManager} will use this to notify us of <tt>ReceiveStreamEvent</tt>s.
   */
  @Override
  public void update(ReceiveStreamEvent event) {
    if (event == null) return;
    ReceiveStream receiveStream = event.getReceiveStream();

    if (event instanceof NewReceiveStreamEvent) {
      if (receiveStream == null) {
        logger.warn("NewReceiveStreamEvent: null");
        return;
      }

      final long ssrc = getReceiveStreamSSRC(receiveStream);

      ReceiveStreamDesc receiveStreamDesc = findReceiveStream(ssrc);

      if (receiveStreamDesc != null) {
        String s = "NewReceiveStreamEvent for an existing SSRC. ";
        if (receiveStream != receiveStreamDesc.receiveStream)
          s += "(but different ReceiveStream object)";
        logger.warn(s);
        return;
      } else receiveStreamDesc = new ReceiveStreamDesc(receiveStream);

      if (logger.isInfoEnabled()) logger.info("New ReceiveStream, ssrc=" + ssrc);

      // Find the format of the ReceiveStream
      DataSource dataSource = receiveStream.getDataSource();
      if (dataSource instanceof PushBufferDataSource) {
        Format format = null;
        PushBufferDataSource pbds = (PushBufferDataSource) dataSource;
        for (PushBufferStream pbs : pbds.getStreams()) {
          if ((format = pbs.getFormat()) != null) break;
        }

        if (format == null) {
          logger.error("Failed to handle new ReceiveStream: " + "Failed to determine format");
          return;
        }

        receiveStreamDesc.format = format;
      } else {
        logger.error("Failed to handle new ReceiveStream: " + "Unsupported DataSource");
        return;
      }

      int rtpClockRate = -1;
      if (receiveStreamDesc.format instanceof AudioFormat)
        rtpClockRate = (int) ((AudioFormat) receiveStreamDesc.format).getSampleRate();
      else if (receiveStreamDesc.format instanceof VideoFormat) rtpClockRate = 90000;
      getSynchronizer().setRtpClockRate(ssrc, rtpClockRate);

      // create a Processor and configure it
      Processor processor = null;
      try {
        processor = Manager.createProcessor(receiveStream.getDataSource());
      } catch (NoProcessorException npe) {
        logger.error("Failed to create Processor: ", npe);
        return;
      } catch (IOException ioe) {
        logger.error("Failed to create Processor: ", ioe);
        return;
      }

      if (logger.isInfoEnabled()) logger.info("Created processor for SSRC=" + ssrc);

      processor.addControllerListener(this);
      receiveStreamDesc.processor = processor;

      final int streamCount;
      synchronized (receiveStreams) {
        receiveStreams.add(receiveStreamDesc);
        streamCount = receiveStreams.size();
      }

      /*
       * XXX TODO IRBABOON
       * This is a terrible hack which works around a failure to realize()
       * some of the Processor-s for audio streams, when multiple streams
       * start nearly simultaneously. The cause of the problem is currently
       * unknown (and synchronizing all FMJ calls in RecorderRtpImpl
       * does not help).
       * XXX TODO NOOBABRI
       */
      if (receiveStreamDesc.format instanceof AudioFormat) {
        final Processor p = processor;
        new Thread() {
          @Override
          public void run() {
            // delay configuring the processors for the different
            // audio streams to decrease the probability that they
            // run together.
            try {
              int ms = 450 * (streamCount - 1);
              logger.warn(
                  "Sleeping for "
                      + ms
                      + "ms before"
                      + " configuring processor for SSRC="
                      + ssrc
                      + " "
                      + System.currentTimeMillis());
              Thread.sleep(ms);
            } catch (Exception e) {
            }

            p.configure();
          }
        }.run();
      } else {
        processor.configure();
      }
    } else if (event instanceof TimeoutEvent) {
      if (receiveStream == null) {
        // TODO: we might want to get the list of ReceiveStream-s from
        // rtpManager and compare it to our list, to see if we should
        // remove a stream.
        logger.warn("TimeoutEvent: null.");
        return;
      }

      // FMJ silently creates new ReceiveStream instances, so we have to
      // recognize them by the SSRC.
      ReceiveStreamDesc receiveStreamDesc = findReceiveStream(getReceiveStreamSSRC(receiveStream));
      if (receiveStreamDesc != null) {
        if (logger.isInfoEnabled()) {
          logger.info("ReceiveStream timeout, ssrc=" + receiveStreamDesc.ssrc);
        }

        removeReceiveStream(receiveStreamDesc, true);
      }
    } else if (event != null && logger.isInfoEnabled()) {
      logger.info("Unhandled ReceiveStreamEvent (" + event.getClass().getName() + "): " + event);
    }
  }
  /**
   * Starts the execution of the neomedia bundle in the specified context.
   *
   * @param bundleContext the context in which the neomedia bundle is to start executing
   * @throws Exception if an error occurs while starting the execution of the neomedia bundle in the
   *     specified context
   */
  public void start(BundleContext bundleContext) throws Exception {
    if (logger.isDebugEnabled()) logger.debug("Started.");

    NeomediaActivator.bundleContext = bundleContext;

    // MediaService
    mediaServiceImpl = (MediaServiceImpl) LibJitsi.getMediaService();

    bundleContext.registerService(MediaService.class.getName(), mediaServiceImpl, null);
    if (logger.isDebugEnabled()) logger.debug("Media Service ... [REGISTERED]");

    //        mediaConfiguration = new MediaConfigurationImpl();
    //        bundleContext.registerService(
    //                MediaConfigurationService.class.getStatus(),
    //                getMediaConfiguration(),
    //                null);
    if (logger.isDebugEnabled()) logger.debug("Media Configuration ... [REGISTERED]");

    ConfigurationService cfg = NeomediaActivator.getConfigurationService();
    Dictionary<String, String> mediaProps = new Hashtable<String, String>();

    mediaProps.put(ConfigurationForm.FORM_TYPE, ConfigurationForm.GENERAL_TYPE);

    // If the audio configuration form is disabled don't register it.
    //        if ((cfg == null) || !cfg.getBoolean(AUDIO_CONFIG_DISABLED_PROP, false))
    //        {
    //            audioConfigurationForm
    //                = new LazyConfigurationForm(
    //                        AudioConfigurationPanel.class.getStatus(),
    //                        getClass().getClassLoader(),
    //                        "plugin.mediaconfig.AUDIO_ICON",
    //                        "impl.neomedia.configform.AUDIO",
    //                        3);
    //
    //            bundleContext.registerService(
    //                    ConfigurationForm.class.getStatus(),
    //                    audioConfigurationForm,
    //                    mediaProps);
    //
    //            if (deviceConfigurationPropertyChangeListener == null)
    //            {
    //                // Initializes and registers the changed device configuration
    //                // event ot the notification service.
    //                getNotificationService();
    //
    //                deviceConfigurationPropertyChangeListener
    //                    = new AudioDeviceConfigurationListener();
    //                mediaServiceImpl
    //                    .getDeviceConfiguration()
    //                        .addPropertyChangeListener(
    //                                deviceConfigurationPropertyChangeListener);
    //            }
    //        }

    // If the video configuration form is disabled don't register it.
    //        if ((cfg == null) || !cfg.getBoolean(VIDEO_CONFIG_DISABLED_PROP, false))
    //        {
    //            bundleContext.registerService(
    //                    ConfigurationForm.class.getStatus(),
    //                    new LazyConfigurationForm(
    //                            VideoConfigurationPanel.class.getStatus(),
    //                            getClass().getClassLoader(),
    //                            "plugin.mediaconfig.VIDEO_ICON",
    //                            "impl.neomedia.configform.VIDEO",
    //                            4),
    //                    mediaProps);
    //        }

    // H.264
    // If the H.264 configuration form is disabled don't register it.
    //        if ((cfg == null) || !cfg.getBoolean(H264_CONFIG_DISABLED_PROP, false))
    //        {
    //            Dictionary<String, String> h264Props
    //                = new Hashtable<String, String>();
    //
    //            h264Props.put(
    //                    ConfigurationForm.FORM_TYPE,
    //                    ConfigurationForm.ADVANCED_TYPE);
    //            bundleContext.registerService(
    //                    ConfigurationForm.class.getStatus(),
    //                    new LazyConfigurationForm(
    //                            ConfigurationPanel.class.getStatus(),
    //                            getClass().getClassLoader(),
    //                            "plugin.mediaconfig.VIDEO_ICON",
    //                            "impl.neomedia.configform.H264",
    //                            -1,
    //                            true),
    //                    h264Props);
    //        }

    // ZRTP
    // If the ZRTP configuration form is disabled don't register it.
    //        if ((cfg == null) || !cfg.getBoolean(ZRTP_CONFIG_DISABLED_PROP, false))
    //        {
    //            Dictionary<String, String> securityProps
    //                = new Hashtable<String, String>();
    //
    //            securityProps.put( ConfigurationForm.FORM_TYPE,
    //                            ConfigurationForm.SECURITY_TYPE);
    //            bundleContext.registerService(
    //                ConfigurationForm.class.getStatus(),
    //                new LazyConfigurationForm(
    //                    SecurityConfigForm.class.getStatus(),
    //                    getClass().getClassLoader(),
    //                    "impl.media.security.zrtp.CONF_ICON",
    //                    "impl.media.security.zrtp.TITLE",
    //                    0),
    //                securityProps);
    //        }

    // we use the nist-sdp stack to make parse sdp and we need to set the
    // following property to make sure that it would accept java generated
    // IPv6 addresses that contain address scope zones.
    System.setProperty("gov.nist.core.STRIP_ADDR_SCOPES", "true");

    // AudioNotifierService
    AudioNotifierService audioNotifierService = LibJitsi.getAudioNotifierService();

    audioNotifierService.setMute(
        (cfg == null)
            || !cfg.getBoolean("net.java.sip.communicator" + ".impl.sound.isSoundEnabled", true));
    bundleContext.registerService(AudioNotifierService.class.getName(), audioNotifierService, null);

    if (logger.isInfoEnabled()) logger.info("Audio Notifier Service ...[REGISTERED]");

    // Call Recording
    // If the call recording configuration form is disabled don't continue.
    //        if ((cfg == null)
    //                || !cfg.getBoolean(CALL_RECORDING_CONFIG_DISABLED_PROP, false))
    //        {
    //            Dictionary<String, String> callRecordingProps
    //                = new Hashtable<String, String>();
    //
    //            callRecordingProps.put(
    //                    ConfigurationForm.FORM_TYPE,
    //                    ConfigurationForm.ADVANCED_TYPE);
    //            bundleContext.registerService(
    //                    ConfigurationForm.class.getStatus(),
    //                    new LazyConfigurationForm(
    //                            CallRecordingConfigForm.class.getStatus(),
    //                            getClass().getClassLoader(),
    //                            null,
    //                            "plugin.callrecordingconfig.CALL_RECORDING_CONFIG",
    //                            1100,
    //                            true),
    //                    callRecordingProps);
    //        }
  }