Ejemplo n.º 1
0
  /** {@inheritDoc} */
  @Override
  protected int doProcess(Buffer inBuffer, Buffer outBuffer) {
    byte[] inData = (byte[]) inBuffer.getData();
    int inOffset = inBuffer.getOffset();

    if (!VP8PayloadDescriptor.isValid(inData, inOffset)) {
      logger.warn("Invalid RTP/VP8 packet discarded.");
      outBuffer.setDiscard(true);
      return BUFFER_PROCESSED_FAILED; // XXX: FAILED or OK?
    }

    long inSeq = inBuffer.getSequenceNumber();
    long inRtpTimestamp = inBuffer.getRtpTimeStamp();
    int inPictureId = VP8PayloadDescriptor.getPictureId(inData, inOffset);
    boolean inMarker = (inBuffer.getFlags() & Buffer.FLAG_RTP_MARKER) != 0;
    boolean inIsStartOfFrame = VP8PayloadDescriptor.isStartOfFrame(inData, inOffset);
    int inLength = inBuffer.getLength();
    int inPdSize = VP8PayloadDescriptor.getSize(inData, inOffset);
    int inPayloadLength = inLength - inPdSize;

    if (empty && lastSentSeq != -1 && seqNumComparator.compare(inSeq, lastSentSeq) != 1) {
      if (logger.isInfoEnabled()) logger.info("Discarding old packet (while empty) " + inSeq);
      outBuffer.setDiscard(true);
      return BUFFER_PROCESSED_OK;
    }

    if (!empty) {
      // if the incoming packet has a different PictureID or timestamp
      // than those of the current frame, then it belongs to a different
      // frame.
      if ((inPictureId != -1 && pictureId != -1 && inPictureId != pictureId)
          | (timestamp != -1 && inRtpTimestamp != -1 && inRtpTimestamp != timestamp)) {
        if (seqNumComparator.compare(inSeq, firstSeq) != 1) // inSeq <= firstSeq
        {
          // the packet belongs to a previous frame. discard it
          if (logger.isInfoEnabled()) logger.info("Discarding old packet " + inSeq);
          outBuffer.setDiscard(true);
          return BUFFER_PROCESSED_OK;
        } else // inSeq > firstSeq (and also presumably isSeq > lastSeq)
        {
          // the packet belongs to a subsequent frame (to the one
          // currently being held). Drop the current frame.

          if (logger.isInfoEnabled())
            logger.info(
                "Discarding saved packets on arrival of"
                    + " a packet for a subsequent frame: "
                    + inSeq);

          // TODO: this would be the place to complain about the
          // not-well-received PictureID by sending a RTCP SLI or NACK.
          reinit();
        }
      }
    }

    // a whole frame in a single packet. avoid the extra copy to
    // this.data and output it immediately.
    if (empty && inMarker && inIsStartOfFrame) {
      byte[] outData = validateByteArraySize(outBuffer, inPayloadLength, false);
      System.arraycopy(inData, inOffset + inPdSize, outData, 0, inPayloadLength);
      outBuffer.setOffset(0);
      outBuffer.setLength(inPayloadLength);
      outBuffer.setRtpTimeStamp(inBuffer.getRtpTimeStamp());

      if (TRACE) logger.trace("Out PictureID=" + inPictureId);

      lastSentSeq = inSeq;

      return BUFFER_PROCESSED_OK;
    }

    // add to this.data
    Container container = free.poll();
    if (container == null) container = new Container();
    if (container.buf == null || container.buf.length < inPayloadLength)
      container.buf = new byte[inPayloadLength];

    if (data.get(inSeq) != null) {
      if (logger.isInfoEnabled())
        logger.info("(Probable) duplicate packet detected, discarding " + inSeq);
      outBuffer.setDiscard(true);
      return BUFFER_PROCESSED_OK;
    }

    System.arraycopy(inData, inOffset + inPdSize, container.buf, 0, inPayloadLength);
    container.len = inPayloadLength;
    data.put(inSeq, container);

    // update fields
    frameLength += inPayloadLength;
    if (firstSeq == -1 || (seqNumComparator.compare(firstSeq, inSeq) == 1)) firstSeq = inSeq;
    if (lastSeq == -1 || (seqNumComparator.compare(inSeq, lastSeq) == 1)) lastSeq = inSeq;

    if (empty) {
      // the first received packet for the current frame was just added
      empty = false;
      timestamp = inRtpTimestamp;
      pictureId = inPictureId;
    }

    if (inMarker) haveEnd = true;
    if (inIsStartOfFrame) haveStart = true;

    // check if we have a full frame
    if (frameComplete()) {
      byte[] outData = validateByteArraySize(outBuffer, frameLength, false);
      int ptr = 0;
      Container b;
      for (Map.Entry<Long, Container> entry : data.entrySet()) {
        b = entry.getValue();
        System.arraycopy(b.buf, 0, outData, ptr, b.len);
        ptr += b.len;
      }

      outBuffer.setOffset(0);
      outBuffer.setLength(frameLength);
      outBuffer.setRtpTimeStamp(inBuffer.getRtpTimeStamp());

      if (TRACE) logger.trace("Out PictureID=" + inPictureId);
      lastSentSeq = lastSeq;

      // prepare for the next frame
      reinit();

      return BUFFER_PROCESSED_OK;
    } else {
      // frame not complete yet
      outBuffer.setDiscard(true);
      return OUTPUT_BUFFER_NOT_FILLED;
    }
  }
Ejemplo n.º 2
0
  /** Shows a dialog with input for logs description. */
  private void uploadLogs() {
    ResourceManagementService resources = LoggingUtilsActivator.getResourceService();

    final SIPCommDialog dialog =
        new SIPCommDialog(false) {
          /** Serial version UID. */
          private static final long serialVersionUID = 0L;

          /**
           * Dialog is closed. Do nothing.
           *
           * @param escaped <tt>true</tt> if this dialog has been closed by pressing
           */
          @Override
          protected void close(boolean escaped) {}
        };

    dialog.setModal(true);
    dialog.setTitle(resources.getI18NString("plugin.loggingutils.UPLOAD_LOGS_BUTTON"));

    Container container = dialog.getContentPane();
    container.setLayout(new GridBagLayout());

    JLabel descriptionLabel = new JLabel("Add a comment:");
    final JTextArea commentTextArea = new JTextArea();
    commentTextArea.setRows(4);
    final JButton uploadButton =
        new JButton(resources.getI18NString("plugin.loggingutils.UPLOAD_BUTTON"));
    final SIPCommTextField emailField =
        new SIPCommTextField(resources.getI18NString("plugin.loggingutils.ARCHIVE_UPREPORT_EMAIL"));
    final JCheckBox emailCheckBox =
        new SIPCommCheckBox("Email me when more information is available");
    emailCheckBox.setSelected(true);
    emailCheckBox.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            if (!emailCheckBox.isSelected()) {
              uploadButton.setEnabled(true);
              emailField.setEnabled(false);
            } else {
              emailField.setEnabled(true);

              if (emailField.getText() != null && emailField.getText().trim().length() > 0)
                uploadButton.setEnabled(true);
              else uploadButton.setEnabled(false);
            }
          }
        });

    emailField
        .getDocument()
        .addDocumentListener(
            new DocumentListener() {
              public void insertUpdate(DocumentEvent e) {
                updateButtonsState();
              }

              public void removeUpdate(DocumentEvent e) {
                updateButtonsState();
              }

              public void changedUpdate(DocumentEvent e) {}

              /** Check whether we should enable upload button. */
              private void updateButtonsState() {
                if (emailCheckBox.isSelected()
                    && emailField.getText() != null
                    && emailField.getText().trim().length() > 0) uploadButton.setEnabled(true);
                else uploadButton.setEnabled(false);
              }
            });

    GridBagConstraints c = new GridBagConstraints();
    c.fill = GridBagConstraints.HORIZONTAL;
    c.insets = new Insets(10, 10, 3, 10);
    c.weightx = 1.0;
    c.gridx = 0;
    c.gridy = 0;

    container.add(descriptionLabel, c);

    c.insets = new Insets(0, 10, 10, 10);
    c.gridy = 1;
    container.add(new JScrollPane(commentTextArea), c);

    c.insets = new Insets(0, 10, 0, 10);
    c.gridy = 2;
    container.add(emailCheckBox, c);

    c.insets = new Insets(0, 10, 10, 10);
    c.gridy = 3;
    container.add(emailField, c);

    JButton cancelButton = new JButton(resources.getI18NString("service.gui.CANCEL"));
    cancelButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            dialog.dispose();
          }
        });

    uploadButton.setEnabled(false);
    uploadButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            try {
              final ArrayList<String> paramNames = new ArrayList<String>();
              final ArrayList<String> paramValues = new ArrayList<String>();

              if (emailCheckBox.isSelected()) {
                paramNames.add("Email");
                paramValues.add(emailField.getText());
              }

              paramNames.add("Description");
              paramValues.add(commentTextArea.getText());

              // don't block the UI thread we may need to show
              // some ui for password input if protected area on the way
              new Thread(
                      new Runnable() {
                        public void run() {
                          uploadLogs(
                              getUploadLocation(),
                              LogsCollector.getDefaultFileName(),
                              paramNames.toArray(new String[] {}),
                              paramValues.toArray(new String[] {}));
                        }
                      })
                  .start();
            } finally {
              dialog.dispose();
            }
          }
        });
    JPanel buttonsPanel = new TransparentPanel(new FlowLayout(FlowLayout.RIGHT));
    buttonsPanel.add(uploadButton);
    buttonsPanel.add(cancelButton);

    c.anchor = GridBagConstraints.LINE_END;
    c.weightx = 0;
    c.gridy = 4;
    container.add(buttonsPanel, c);

    dialog.setVisible(true);
  }