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@ -5,20 +5,21 @@
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*/
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package net.java.sip.communicator.impl.neomedia;
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import java.util.*;
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import java.awt.*;
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import java.awt.event.*;
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import java.io.*;
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import javax.media.*;
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import javax.media.MediaException;
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import javax.media.control.*;
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import javax.media.protocol.*;
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import javax.swing.*;
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import javax.swing.event.*;
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import javax.swing.table.*;
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import net.java.sip.communicator.impl.neomedia.codec.video.*;
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import net.java.sip.communicator.impl.neomedia.device.*;
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import net.java.sip.communicator.service.neomedia.*;
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import net.java.sip.communicator.service.neomedia.device.*;
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import net.java.sip.communicator.service.resources.*;
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import net.java.sip.communicator.util.*;
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import net.java.sip.communicator.util.swing.*;
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@ -58,12 +59,6 @@ public class MediaConfiguration
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*/
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private static CaptureDeviceInfo videoDeviceInPreview;
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/**
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* The <code>Player</code> depicting the preview of the currently selected
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* <code>CaptureDeviceInfo</code>.
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*/
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private static Player videoPlayerInPreview;
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/**
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* Returns the audio configuration panel.
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* @return the audio configuration panel
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@ -82,65 +77,6 @@ public static Component createVideoConfigPanel()
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return createControls(DeviceConfigurationComboBoxModel.VIDEO);
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}
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/**
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* Listens and shows the video in the video container when needed.
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* @param event the event when player has ready visual component.
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* @param videoContainer the container.
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*/
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private static void controllerUpdateForPreview(ControllerEvent event,
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Container videoContainer)
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{
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if (event instanceof ConfigureCompleteEvent)
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{
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Processor player = (Processor) event.getSourceController();
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/*
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* Use SwScaler for the scaling since it produces an image with
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* better quality.
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*/
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TrackControl[] trackControls = player.getTrackControls();
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if ((trackControls != null) && (trackControls.length != 0))
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try
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{
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for (TrackControl trackControl : trackControls)
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{
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SwScaler playerScaler = new SwScaler();
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trackControl.setCodecChain(
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new Codec[] { playerScaler });
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break;
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}
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}
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catch (UnsupportedPlugInException upiex)
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{
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logger.warn("Failed to add SwScaler to codec chain", upiex);
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}
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// Turn the Processor into a Player.
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try
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{
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player.setContentDescriptor(null);
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}
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catch (NotConfiguredError nce)
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{
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logger.error(
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"Failed to set ContentDescriptor of Processor",
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nce);
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}
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player.realize();
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}
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else if (event instanceof RealizeCompleteEvent)
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{
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Player player = (Player) event.getSourceController();
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Component video = player.getVisualComponent();
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showPreview(videoContainer, video, player);
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player.start();
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}
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}
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/**
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* Creates the ui controls for portaudio.
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* @param portAudioPanel the panel
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@ -439,47 +375,38 @@ else if (source == downButton)
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* @throws MediaException a problem getting preview.
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*/
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private static void createPreview(CaptureDeviceInfo device,
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final Container videoContainer)
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final JComponent videoContainer)
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throws IOException,
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MediaException
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{
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videoContainer.removeAll();
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if (videoPlayerInPreview != null)
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disposePlayer(videoPlayerInPreview);
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videoContainer.revalidate();
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videoContainer.repaint();
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if (device == null)
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return;
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DataSource dataSource = Manager.createDataSource(device.getLocator());
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Dimension size = videoContainer.getPreferredSize();
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/*
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* Don't let the size be uselessly small just because the videoContainer
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* has too small a preferred size.
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*/
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if ((size.width < 128) || (size.height < 96))
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Iterator<MediaDevice> mDevsIter =
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NeomediaActivator.getMediaServiceImpl()
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.getDevices(MediaType.VIDEO, MediaUseCase.ANY)
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.iterator();
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while(mDevsIter.hasNext())
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{
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size.width = 128;
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size.height = 96;
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}
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VideoMediaStreamImpl
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.selectVideoSize(dataSource, size.width, size.height);
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// A Player is documented to be created on a connected DataSource.
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dataSource.connect();
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Processor player = Manager.createProcessor(dataSource);
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MediaDeviceImpl dev = (MediaDeviceImpl)mDevsIter.next();
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if(dev.getCaptureDeviceInfo().equals(device))
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{
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Component c = (Component)NeomediaActivator.getMediaServiceImpl()
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.getVideoPreviewComponent(
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dev,
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videoContainer.getSize().width,
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videoContainer.getSize().height);
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videoPlayerInPreview = player;
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videoContainer.add(c);
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player.addControllerListener(new ControllerListener()
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{
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public void controllerUpdate(ControllerEvent event)
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{
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controllerUpdateForPreview(event, videoContainer);
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break;
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}
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});
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player.configure();
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}
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}
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/**
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@ -490,7 +417,7 @@ public void controllerUpdate(ControllerEvent event)
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*/
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private static Component createPreview(int type, final JComboBox comboBox)
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{
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final Container preview;
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final JComponent preview;
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if (type == DeviceConfigurationComboBoxModel.VIDEO)
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{
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JLabel noPreview =
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@ -523,7 +450,7 @@ public void actionPerformed(ActionEvent event)
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Exception exception;
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try
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{
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{
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createPreview(device, preview);
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exception = null;
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}
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@ -566,7 +493,21 @@ public void hierarchyChanged(HierarchyEvent event)
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& HierarchyEvent.DISPLAYABILITY_CHANGED)
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!= 0)
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&& comboBox.isDisplayable())
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comboBoxListener.actionPerformed(null);
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{
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// let current changes end their execution
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// and after that trigger action on combobox
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SwingUtilities.invokeLater(new Runnable(){
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public void run()
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{
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comboBoxListener.actionPerformed(null);
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}
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});
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}
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else
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{
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if(!comboBox.isDisplayable())
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videoDeviceInPreview = null;
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}
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}
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});
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} else
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@ -580,26 +521,11 @@ public void hierarchyChanged(HierarchyEvent event)
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* @param noVideoComponent the container component.
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* @return the video container.
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*/
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private static Container createVideoContainer(Component noVideoComponent)
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private static JComponent createVideoContainer(Component noVideoComponent)
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{
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return new VideoContainer(noVideoComponent);
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}
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/**
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* Dispose the player used for the preview.
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* @param player the player.
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*/
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private static void disposePlayer(Player player)
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{
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player.stop();
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player.deallocate();
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player.close();
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if ((videoPlayerInPreview != null)
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&& videoPlayerInPreview.equals(player))
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videoPlayerInPreview = null;
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}
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/**
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* The mnemonic for a type.
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* @param type audio or video type.
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@ -661,101 +587,4 @@ private static void move(JTable table, boolean up)
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.getSelectedRow(), up);
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table.getSelectionModel().setSelectionInterval(index, index);
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}
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/**
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* Shows the preview panel.
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* @param previewContainer the container
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* @param preview the preview component.
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* @param player the player.
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*/
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private static void showPreview(final Container previewContainer,
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final Component preview, final Player player)
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{
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if (!SwingUtilities.isEventDispatchThread())
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{
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SwingUtilities.invokeLater(new Runnable()
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{
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public void run()
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{
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showPreview(previewContainer, preview, player);
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}
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});
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return;
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}
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previewContainer.removeAll();
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if (preview != null)
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{
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HierarchyListener hierarchyListener = new HierarchyListener()
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{
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private Window window;
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private WindowListener windowListener;
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public void dispose()
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{
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if (windowListener != null)
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{
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if (window != null)
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{
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window.removeWindowListener(windowListener);
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window = null;
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}
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windowListener = null;
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}
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preview.removeHierarchyListener(this);
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disposePlayer(player);
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videoDeviceInPreview = null;
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/*
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* We've just disposed the player which created the preview
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* component so the preview component is of no use
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* regardless of whether the Media configuration form will
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* be redisplayed or not. And since the preview component
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* appears to be a huge object even after its player is
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* disposed, make sure to not reference it.
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*/
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previewContainer.remove(preview);
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}
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public void hierarchyChanged(HierarchyEvent event)
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{
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if ((event.getChangeFlags()
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& HierarchyEvent.DISPLAYABILITY_CHANGED)
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== 0)
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return;
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if (!preview.isDisplayable())
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{
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dispose();
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return;
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}
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if (windowListener == null)
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{
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window = SwingUtilities.windowForComponent(preview);
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if (window != null)
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{
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windowListener = new WindowAdapter()
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{
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@Override
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public void windowClosing(WindowEvent event)
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{
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dispose();
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}
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};
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window.addWindowListener(windowListener);
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}
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}
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}
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};
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preview.addHierarchyListener(hierarchyListener);
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previewContainer.add(preview);
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}
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else
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disposePlayer(player);
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}
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}
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Damian Minkov
16 years ago