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Fixed codacy, the bug will reported, the bug seen in demos

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This commit is contained in:
U-BASIS\dsmyda 2019-04-01 14:29:36 -04:00
parent f039aa6601
commit c38dc25456
5 changed files with 73 additions and 51 deletions
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3
Core/src/org/sleuthkit/autopsy/contentviewers/Bundle.properties-MERGED
View File

@ -39,8 +39,9 @@ GstVideoPanel.ExtractMedia.progress.buffering=Buffering {0}
MediaFileViewer.AccessibleContext.accessibleDescription=
MediaFileViewer.title=Media
MediaFileViewer.toolTip=Displays supported multimedia files (images, videos, audio)
MediaPlayerPanel.noSupport=File not supported.
MediaPlayerPanel.timeFormat=%02d:%02d:%02d
MediaPlayerPanel.unknownTime=UNKNOWN
MediaPlayerPanel.unknownTime=Unknown
MediaViewImagePanel.errorLabel.OOMText=Could not load file into Media View: insufficent memory.
MediaViewImagePanel.errorLabel.text=Could not load file into Media View.
MediaViewImagePanel.externalViewerButton.text=Open in External Viewer Ctrl+E

5
Core/src/org/sleuthkit/autopsy/contentviewers/JavaFxAppSink.java
View File

@ -69,6 +69,8 @@ final class JavaFxAppSink extends AppSink {
* Clear the current frame in the JFXPanel
*/
public void clear() {
disconnect((AppSink.NEW_SAMPLE) updater);
disconnect((AppSink.NEW_PREROLL) updater);
updater.clear();
}
@ -80,6 +82,8 @@ final class JavaFxAppSink extends AppSink {
private final ImageView fxImageView;
public JavaFxFrameUpdater(JFXPanel target) {
//We should probably pass an ImageView instead of a JFXPanel to make
//it more reuseable
fxImageView = new ImageView(); // Will hold the current video frame.
BorderPane borderpane = new BorderPane(fxImageView); // Center and size ImageView.
Scene scene = new Scene(borderpane); // Root of the JavaFX tree.
@ -95,7 +99,6 @@ final class JavaFxAppSink extends AppSink {
/**
* Updates the ImageView when a brand new frame is in the pipeline.
* Note here we retrieve that new frame with pullSample().
*
* @param appSink Pipeline containing the new frame
* @return Result of update

8
Core/src/org/sleuthkit/autopsy/contentviewers/MediaFileViewer.java
View File

@ -23,6 +23,7 @@ import java.awt.Component;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import org.freedesktop.gstreamer.GstException;
import org.openide.util.NbBundle;
import org.sleuthkit.autopsy.coreutils.Logger;
import org.sleuthkit.autopsy.coreutils.MessageNotifyUtil;
@ -53,7 +54,7 @@ class MediaFileViewer extends javax.swing.JPanel implements FileTypeViewer {
try {
mediaPlayerPanel = new MediaPlayerPanel();
} catch (Exception ex) {
} catch (GstException | UnsatisfiedLinkError ex) {
LOGGER.log(Level.SEVERE, "Error initializing gstreamer for audio/video viewing and frame extraction capabilities", ex); //NON-NLS
MessageNotifyUtil.Notify.error(
NbBundle.getMessage(this.getClass(), "MediaFileViewer.initGst.gstException.msg"),
@ -68,7 +69,10 @@ class MediaFileViewer extends javax.swing.JPanel implements FileTypeViewer {
private void customizeComponents() {
add(imagePanel, IMAGE_VIEWER_LAYER);
if(mediaPlayerPanel != null) {
add(mediaPlayerPanel, MEDIA_PLAYER_LAYER);
}
showImagePanel();
}
@ -99,7 +103,9 @@ class MediaFileViewer extends javax.swing.JPanel implements FileTypeViewer {
List<String> mimeTypes = new ArrayList<>();
mimeTypes.addAll(this.imagePanel.getSupportedMimeTypes());
if(mediaPlayerPanel != null) {
mimeTypes.addAll(this.mediaPlayerPanel.getSupportedMimeTypes());
}
return mimeTypes;
}

2
Core/src/org/sleuthkit/autopsy/contentviewers/MediaPlayerPanel.form
View File

@ -155,7 +155,7 @@
<Property name="toolTipText" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
<ResourceString bundle="org/sleuthkit/autopsy/contentviewers/Bundle.properties" key="MediaPlayerPanel.audioSlider.toolTipText" replaceFormat="org.openide.util.NbBundle.getMessage({sourceFileName}.class, &quot;{key}&quot;)"/>
</Property>
<Property name="value" type="int" value="0"/>
<Property name="value" type="int" value="25"/>
<Property name="minimumSize" type="java.awt.Dimension" editor="org.netbeans.beaninfo.editors.DimensionEditor">
<Dimension value="[200, 21]"/>
</Property>

70
Core/src/org/sleuthkit/autopsy/contentviewers/MediaPlayerPanel.java
View File

@ -53,6 +53,7 @@ import org.sleuthkit.datamodel.AbstractFile;
import org.sleuthkit.datamodel.TskData;
import javafx.embed.swing.JFXPanel;
import javax.swing.event.ChangeListener;
import org.freedesktop.gstreamer.GstException;
/**
* This is a video player that is part of the Media View layered pane. It uses
@ -172,26 +173,20 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
private PlayBin gstPlayBin;
private JavaFxAppSink fxAppSink;
private JFXPanel fxPanel;
private volatile boolean livePlayBin = false;
private volatile boolean livePlayBin;
private volatile boolean hasError;
//When a video is playing, update the UI every 75 ms
private final Timer timer = new Timer(75, new VideoPanelUpdater());
private static final int PROGRESS_SLIDER_SIZE = 2000;
/**
* Perform media extraction off the EDT to not block the UI. Necessary for
* larger media files
*/
private ExtractMedia extractMediaWorker;
/**
* Creates new form MediaViewVideoPanel
*
* @throws java.lang.Exception
*/
public MediaPlayerPanel() throws Exception {
public MediaPlayerPanel() throws GstException, UnsatisfiedLinkError {
initComponents();
//This could fail with any number of exceptions
initGst();
customizeComponents();
}
@ -226,17 +221,13 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
}
});
//Set the slider to the current volume location
audioSlider.setValue(gstPlayBin.getVolumePercent() / 2);
videoPanel.setLayout(new BoxLayout(videoPanel, BoxLayout.Y_AXIS));
fxPanel = new JFXPanel();
videoPanel.add(fxPanel);//add jfx ui to JPanel
}
private void initGst() throws Exception {
private void initGst() throws GstException, UnsatisfiedLinkError {
logger.log(Level.INFO, "Attempting initializing of gstreamer for video/audio viewing"); //NON-NLS
//This call may fail with any # of exception types
Gst.init();
gstPlayBin = new PlayBin("VideoPlayer");
}
@ -252,6 +243,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
//Ensure everything is back in the initial state
reset();
infoLabel.setText("");
if (file.isDirNameFlagSet(TskData.TSK_FS_NAME_FLAG_ENUM.UNALLOC)) {
infoLabel.setText(NbBundle.getMessage(this.getClass(), "GstVideoPanel.setupVideo.infoLabel.text"));
return;
@ -268,9 +260,17 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
}
}
/**
* Assume no support on a fresh reset until we begin loading the file
* for play.
*/
@NbBundle.Messages({
"MediaPlayerPanel.noSupport=File not supported."
})
void resetComponents() {
progressLabel.setText("00:00:00/00:00:00");
infoLabel.setText("");
progressLabel.setText(String.format("%s/%s", Bundle.MediaPlayerPanel_unknownTime(),
Bundle.MediaPlayerPanel_unknownTime()));
infoLabel.setText(Bundle.MediaPlayerPanel_noSupport());
progressSlider.setValue(0);
}
@ -278,14 +278,21 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
* Return this panel to its initial state.
*/
void reset() {
livePlayBin = false;
timer.stop();
if(livePlayBin && !hasError) {
gstPlayBin.stop();
}
hasError = false;
livePlayBin = false;
gstPlayBin.dispose();
if (fxAppSink != null) {
fxAppSink.clear();
}
videoPanel.removeAll();
if (extractMediaWorker != null) {
extractMediaWorker.cancel(true);
}
@ -372,7 +379,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
* Convert nanoseconds into an HH:MM:SS format.
*/
@NbBundle.Messages({
"MediaPlayerPanel.unknownTime=UNKNOWN",
"MediaPlayerPanel.unknownTime=Unknown",
"MediaPlayerPanel.timeFormat=%02d:%02d:%02d"
})
private String formatTime(long ns, boolean ceiling) {
@ -437,13 +444,15 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
super.get();
//Video is ready for playback. Clean up previous components and create new ones
gstPlayBin.dispose();
gstPlayBin = new PlayBin("VideoPlayer", tempFile.toURI());
livePlayBin = true;
//Create a custom AppSink that hooks into JavaFx panels for video display
fxPanel = new JFXPanel();
fxAppSink = new JavaFxAppSink("JavaFxAppSink", fxPanel);
gstPlayBin.setVideoSink(fxAppSink);
videoPanel.setLayout(new BoxLayout(videoPanel, BoxLayout.Y_AXIS));
videoPanel.add(fxPanel);//add jfx ui to JPanel
//Configure event handling
attachEOSListener(gstPlayBin); //Handle end of video events
attachStateListener(gstPlayBin); //Handle syncing play/pause button to the stream state
@ -456,6 +465,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
* Prepare the PlayBin for playback.
*/
gstPlayBin.ready();
livePlayBin = true;
//Customize components
enableComponents(true);
} catch (CancellationException ex) {
@ -487,15 +497,16 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
/**
* Listen for state changes and update the play/pause button
* accordingly.
* accordingly. In addition, handle the state transition from
* READY -> PAUSED.
*/
private void attachStateListener(PlayBin gstPlayBin) {
gstPlayBin.getBus().connect(new Bus.STATE_CHANGED() {
@Override
public void stateChanged(GstObject go, State oldState, State currentState, State pendingState) {
/**
* If we are ready, it is safe to transition to pause state
* to initiate data-flow for preRoll frame and duration
* If we are ready, it is safe to transition to the pause state
* to initiate data-flow for pre-roll frame and duration
* information.
*/
if (State.READY.equals(currentState)) {
@ -523,6 +534,8 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
enableComponents(false);
setLabelText(String.format("<html><font color='red'>%s</font></html>",
MEDIA_PLAYER_ERROR_STRING));
timer.stop();
hasError = true;
}
});
}
@ -536,6 +549,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
@Override
public void actionPerformed(ActionEvent e) {
if (!progressSlider.getValueIsAdjusting()) {
if(livePlayBin) {
long position = gstPlayBin.queryPosition(TimeUnit.NANOSECONDS);
long duration = gstPlayBin.queryDuration(TimeUnit.NANOSECONDS);
/**
@ -552,6 +566,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
}
}
}
}
/**
* This method is called from within the constructor to initialize the form.
@ -607,7 +622,7 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
audioSlider.setMinorTickSpacing(5);
audioSlider.setPaintTicks(true);
audioSlider.setToolTipText(org.openide.util.NbBundle.getMessage(MediaPlayerPanel.class, "MediaPlayerPanel.audioSlider.toolTipText")); // NOI18N
audioSlider.setValue(0);
audioSlider.setValue(25);
audioSlider.setMinimumSize(new java.awt.Dimension(200, 21));
audioSlider.setPreferredSize(new java.awt.Dimension(200, 21));
@ -666,13 +681,10 @@ public class MediaPlayerPanel extends JPanel implements MediaFileViewer.MediaVie
}// </editor-fold>//GEN-END:initComponents
private void playButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_playButtonActionPerformed
switch (gstPlayBin.getState()) {
case PLAYING:
if(gstPlayBin.isPlaying()) {
gstPlayBin.pause();
break;
default:
} else {
gstPlayBin.play();
break;
}
}//GEN-LAST:event_playButtonActionPerformed