Пример #1
0
  /**
   * Create preview component.
   *
   * @param type type
   * @param comboBox the options.
   * @param prefSize the preferred size
   * @return the component.
   */
  private static Component createPreview(int type, final JComboBox comboBox, Dimension prefSize) {
    JComponent preview = null;

    if (type == DeviceConfigurationComboBoxModel.AUDIO) {
      Object selectedItem = comboBox.getSelectedItem();

      if (selectedItem instanceof AudioSystem) {
        AudioSystem audioSystem = (AudioSystem) selectedItem;

        if (!NoneAudioSystem.LOCATOR_PROTOCOL.equalsIgnoreCase(audioSystem.getLocatorProtocol())) {
          preview = new TransparentPanel(new GridBagLayout());
          createAudioSystemControls(audioSystem, preview);
        }
      }
    } else if (type == DeviceConfigurationComboBoxModel.VIDEO) {
      JLabel noPreview =
          new JLabel(
              NeomediaActivator.getResources().getI18NString("impl.media.configform.NO_PREVIEW"));

      noPreview.setHorizontalAlignment(SwingConstants.CENTER);
      noPreview.setVerticalAlignment(SwingConstants.CENTER);

      preview = createVideoContainer(noPreview);
      preview.setPreferredSize(prefSize);

      Object selectedItem = comboBox.getSelectedItem();
      CaptureDeviceInfo device = null;
      if (selectedItem instanceof DeviceConfigurationComboBoxModel.CaptureDevice)
        device = ((DeviceConfigurationComboBoxModel.CaptureDevice) selectedItem).info;

      Exception exception;
      try {
        createVideoPreview(device, preview);
        exception = null;
      } catch (IOException ex) {
        exception = ex;
      } catch (MediaException ex) {
        exception = ex;
      }
      if (exception != null) {
        logger.error("Failed to create preview for device " + device, exception);
        device = null;
      }
    }

    return preview;
  }
    /** Configures echo cancellation and noise suppression effects. */
    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
    private void configureEffects() {
      if (!AndroidUtils.hasAPI(16)) return;

      AudioSystem audioSystem =
          AudioSystem.getAudioSystem(AudioSystem.LOCATOR_PROTOCOL_AUDIORECORD);

      // Creates echo canceler if available
      if (AcousticEchoCanceler.isAvailable()) {
        AcousticEchoCanceler echoCanceller =
            AcousticEchoCanceler.create(audioRecord.getAudioSessionId());
        if (echoCanceller != null) {
          echoCanceller.setEnableStatusListener(this);
          echoCanceller.setEnabled(audioSystem.isEchoCancel());
          logger.info("Echo cancellation: " + echoCanceller.getEnabled());
        }
      }

      // Automatic gain control
      if (AutomaticGainControl.isAvailable()) {
        AutomaticGainControl agc = AutomaticGainControl.create(audioRecord.getAudioSessionId());
        if (agc != null) {
          agc.setEnableStatusListener(this);
          agc.setEnabled(audioSystem.isAutomaticGainControl());
          logger.info("Auto gain control: " + agc.getEnabled());
        }
      }

      // Creates noise suppressor if available
      if (NoiseSuppressor.isAvailable()) {
        NoiseSuppressor noiseSuppressor = NoiseSuppressor.create(audioRecord.getAudioSessionId());
        if (noiseSuppressor != null) {
          noiseSuppressor.setEnableStatusListener(this);
          noiseSuppressor.setEnabled(audioSystem.isDenoise());
          logger.info("Noise suppressor: " + noiseSuppressor.getEnabled());
        }
      }
    }
Пример #3
0
  /**
   * Creates the UI controls which are to control the details of a specific <tt>AudioSystem</tt>.
   *
   * @param audioSystem the <tt>AudioSystem</tt> for which the UI controls to control its details
   *     are to be created
   * @param container the <tt>JComponent</tt> into which the UI controls which are to control the
   *     details of the specified <tt>audioSystem</tt> are to be added
   */
  public static void createAudioSystemControls(AudioSystem audioSystem, JComponent container) {
    GridBagConstraints constraints = new GridBagConstraints();

    constraints.anchor = GridBagConstraints.NORTHWEST;
    constraints.fill = GridBagConstraints.HORIZONTAL;
    constraints.weighty = 0;

    int audioSystemFeatures = audioSystem.getFeatures();
    boolean featureNotifyAndPlaybackDevices =
        ((audioSystemFeatures & AudioSystem.FEATURE_NOTIFY_AND_PLAYBACK_DEVICES) != 0);

    constraints.gridx = 0;
    constraints.insets = new Insets(3, 0, 3, 3);
    constraints.weightx = 0;

    constraints.gridy = 0;
    container.add(
        new JLabel(getLabelText(DeviceConfigurationComboBoxModel.AUDIO_CAPTURE)), constraints);
    if (featureNotifyAndPlaybackDevices) {
      constraints.gridy = 2;
      container.add(
          new JLabel(getLabelText(DeviceConfigurationComboBoxModel.AUDIO_PLAYBACK)), constraints);
      constraints.gridy = 3;
      container.add(
          new JLabel(getLabelText(DeviceConfigurationComboBoxModel.AUDIO_NOTIFY)), constraints);
    }

    constraints.gridx = 1;
    constraints.insets = new Insets(3, 3, 3, 0);
    constraints.weightx = 1;

    JComboBox captureCombo = null;

    if (featureNotifyAndPlaybackDevices) {
      captureCombo = new JComboBox();
      captureCombo.setEditable(false);
      captureCombo.setModel(
          new DeviceConfigurationComboBoxModel(
              captureCombo,
              mediaService.getDeviceConfiguration(),
              DeviceConfigurationComboBoxModel.AUDIO_CAPTURE));
      constraints.gridy = 0;
      container.add(captureCombo, constraints);
    }

    int anchor = constraints.anchor;
    SoundLevelIndicator capturePreview =
        new SoundLevelIndicator(
            SimpleAudioLevelListener.MIN_LEVEL, SimpleAudioLevelListener.MAX_LEVEL);

    constraints.anchor = GridBagConstraints.CENTER;
    constraints.gridy = (captureCombo == null) ? 0 : 1;
    container.add(capturePreview, constraints);
    constraints.anchor = anchor;

    constraints.gridy = GridBagConstraints.RELATIVE;

    if (featureNotifyAndPlaybackDevices) {
      JComboBox playbackCombo = new JComboBox();

      playbackCombo.setEditable(false);
      playbackCombo.setModel(
          new DeviceConfigurationComboBoxModel(
              captureCombo,
              mediaService.getDeviceConfiguration(),
              DeviceConfigurationComboBoxModel.AUDIO_PLAYBACK));
      container.add(playbackCombo, constraints);

      JComboBox notifyCombo = new JComboBox();

      notifyCombo.setEditable(false);
      notifyCombo.setModel(
          new DeviceConfigurationComboBoxModel(
              captureCombo,
              mediaService.getDeviceConfiguration(),
              DeviceConfigurationComboBoxModel.AUDIO_NOTIFY));
      container.add(notifyCombo, constraints);
    }

    if ((AudioSystem.FEATURE_ECHO_CANCELLATION & audioSystemFeatures) != 0) {
      final SIPCommCheckBox echoCancelCheckBox =
          new SIPCommCheckBox(
              NeomediaActivator.getResources().getI18NString("impl.media.configform.ECHOCANCEL"));

      /*
       * First set the selected one, then add the listener in order to
       * avoid saving the value when using the default one and only
       * showing to user without modification.
       */
      echoCancelCheckBox.setSelected(mediaService.getDeviceConfiguration().isEchoCancel());
      echoCancelCheckBox.addItemListener(
          new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
              mediaService.getDeviceConfiguration().setEchoCancel(echoCancelCheckBox.isSelected());
            }
          });
      container.add(echoCancelCheckBox, constraints);
    }

    if ((AudioSystem.FEATURE_DENOISE & audioSystemFeatures) != 0) {
      final SIPCommCheckBox denoiseCheckBox =
          new SIPCommCheckBox(
              NeomediaActivator.getResources().getI18NString("impl.media.configform.DENOISE"));

      /*
       * First set the selected one, then add the listener in order to
       * avoid saving the value when using the default one and only
       * showing to user without modification.
       */
      denoiseCheckBox.setSelected(mediaService.getDeviceConfiguration().isDenoise());
      denoiseCheckBox.addItemListener(
          new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
              mediaService.getDeviceConfiguration().setDenoise(denoiseCheckBox.isSelected());
            }
          });
      container.add(denoiseCheckBox, constraints);
    }

    createAudioPreview(audioSystem, captureCombo, capturePreview);
  }