mirror of
https://github.com/overcuriousity/autopsy-flatpak.git
synced 2025-07-14 17:06:16 +00:00
Updated vlc video component use and fixed bugs
This commit is contained in:
Jeff Wallace
parent
fce1446bbc
commit
a18fdc33e7
@ -1,256 +1,259 @@
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/*
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* Autopsy Forensic Browser
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*
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* Copyright 2011-2013 Basis Technology Corp.
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* Contact: carrier <at> sleuthkit <dot> org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sleuthkit.autopsy.corecomponents;
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import java.awt.CardLayout;
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import java.awt.Component;
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import java.awt.Dimension;
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import java.util.Arrays;
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import java.util.logging.Level;
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import javax.imageio.ImageIO;
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import org.sleuthkit.autopsy.coreutils.Logger;
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import javax.swing.SwingUtilities;
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import org.openide.nodes.Node;
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import org.openide.util.Exceptions;
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import org.openide.util.lookup.ServiceProvider;
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import org.openide.util.lookup.ServiceProviders;
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import org.sleuthkit.autopsy.corecomponentinterfaces.DataContentViewer;
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import org.sleuthkit.datamodel.AbstractFile;
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import org.sleuthkit.datamodel.TskData.TSK_FS_NAME_FLAG_ENUM;
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/**
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* Media content viewer for videos, sounds and images.
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*/
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@ServiceProviders(value = {
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@ServiceProvider(service = DataContentViewer.class, position = 5)
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})
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public class DataContentViewerMedia extends javax.swing.JPanel implements DataContentViewer {
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private String[] IMAGES; // use javafx supported
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private static final String[] VIDEOS = new String[]{".mov", ".m4v", ".flv", ".mp4", ".3gp", ".avi", ".mpg", ".mpeg", ".wmv"};
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private static final String[] AUDIOS = new String[]{".mp3", ".wav", ".wma"};
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private static final Logger logger = Logger.getLogger(DataContentViewerMedia.class.getName());
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private AbstractFile lastFile;
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//UI
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private final MediaViewVideoPanel videoPanel;
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private final MediaViewImagePanel imagePanel;
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private boolean videoPanelInited;
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private boolean imagePanelInited;
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private static final String IMAGE_VIEWER_LAYER = "IMAGE";
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private static final String VIDEO_VIEWER_LAYER = "VIDEO";
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/**
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* Creates new form DataContentViewerVideo
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*/
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public DataContentViewerMedia() {
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initComponents();
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videoPanel = new MediaViewVideoPanel();
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imagePanel = new MediaViewImagePanel();
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videoPanelInited = videoPanel.isInited();
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imagePanelInited = imagePanel.isInited();
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customizeComponents();
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logger.log(Level.INFO, "Created MediaView instance: " + this);
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}
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private void customizeComponents() {
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logger.log(Level.INFO, "Supported image formats by javafx image viewer: ");
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//initialize supported image types
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//TODO use mime-types instead once we have support
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String[] fxSupportedImagesSuffixes = ImageIO.getReaderFileSuffixes();
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IMAGES = new String[fxSupportedImagesSuffixes.length];
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for (int i = 0; i < fxSupportedImagesSuffixes.length; ++i) {
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String suffix = fxSupportedImagesSuffixes[i];
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logger.log(Level.INFO, "suffix: " + suffix);
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IMAGES[i] = "." + suffix;
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}
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add(imagePanel, IMAGE_VIEWER_LAYER);
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add(videoPanel, VIDEO_VIEWER_LAYER);
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switchPanels(false);
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}
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/**
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* This method is called from within the constructor to initialize the form.
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* WARNING: Do NOT modify this code. The content of this method is always
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* regenerated by the Form Editor.
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*/
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@SuppressWarnings("unchecked")
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// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
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private void initComponents() {
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setLayout(new java.awt.CardLayout());
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getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(DataContentViewerMedia.class, "DataContentViewerMedia.AccessibleContext.accessibleDescription")); // NOI18N
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}// </editor-fold>//GEN-END:initComponents
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// Variables declaration - do not modify//GEN-BEGIN:variables
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// End of variables declaration//GEN-END:variables
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@Override
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public void setNode(Node selectedNode) {
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if (selectedNode == null) {
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videoPanel.reset();
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return;
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}
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AbstractFile file = selectedNode.getLookup().lookup(AbstractFile.class);
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if (file == null) {
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return;
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}
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if (file.equals(lastFile)) {
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return; //prevent from loading twice if setNode() called mult. times
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} else {
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lastFile = file;
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}
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videoPanel.reset();
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final Dimension dims = DataContentViewerMedia.this.getSize();
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if (imagePanelInited && containsExt(file.getName(), IMAGES)) {
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imagePanel.showImageFx(file, dims);
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this.switchPanels(false);
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} else if (videoPanelInited
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&& (containsExt(file.getName(), VIDEOS) || containsExt(file.getName(), AUDIOS))) {
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videoPanel.setupVideo(file, dims);
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switchPanels(true);
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}
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}
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/**
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* switch to visible video or image panel
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*
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* @param showVideo true if video panel, false if image panel
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*/
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private void switchPanels(boolean showVideo) {
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CardLayout layout = (CardLayout)this.getLayout();
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if (showVideo) {
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layout.show(this, VIDEO_VIEWER_LAYER);
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} else {
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layout.show(this, IMAGE_VIEWER_LAYER);
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}
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}
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@Override
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public String getTitle() {
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return "Media View";
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}
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@Override
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public String getToolTip() {
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return "Displays supported multimedia files (images, videos, audio)";
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}
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@Override
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public DataContentViewer createInstance() {
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return new DataContentViewerMedia();
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}
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@Override
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public Component getComponent() {
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return this;
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}
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@Override
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public void resetComponent() {
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// we don't want this to do anything
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// because we already reset on each selected node
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}
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@Override
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public boolean isSupported(Node node) {
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if (node == null) {
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return false;
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}
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AbstractFile file = node.getLookup().lookup(AbstractFile.class);
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if (file == null) {
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return false;
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}
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if (file.getSize() == 0) {
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return false;
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}
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String name = file.getName().toLowerCase();
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if (imagePanelInited && containsExt(name, IMAGES)) {
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return true;
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} //for gstreamer formats, check if initialized first, then
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//support audio formats, and video formats
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else if (videoPanelInited && videoPanel.isInited()
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&& (containsExt(name, AUDIOS)
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|| (containsExt(name, VIDEOS)))) {
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return true;
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}
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return false;
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}
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@Override
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public int isPreferred(Node node, boolean isSupported) {
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if (isSupported) {
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//special case, check if deleted video, then do not make it preferred
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AbstractFile file = node.getLookup().lookup(AbstractFile.class);
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if (file == null) {
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return 0;
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}
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String name = file.getName().toLowerCase();
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boolean deleted = file.isDirNameFlagSet(TSK_FS_NAME_FLAG_ENUM.UNALLOC);
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if (containsExt(name, VIDEOS) && deleted) {
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return 0;
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} else {
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return 7;
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}
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} else {
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return 0;
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}
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}
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private static boolean containsExt(String name, String[] exts) {
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int extStart = name.lastIndexOf(".");
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String ext = "";
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if (extStart != -1) {
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ext = name.substring(extStart, name.length()).toLowerCase();
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}
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return Arrays.asList(exts).contains(ext);
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}
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}
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/*
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* Autopsy Forensic Browser
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*
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* Copyright 2011-2013 Basis Technology Corp.
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* Contact: carrier <at> sleuthkit <dot> org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sleuthkit.autopsy.corecomponents;
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import java.awt.CardLayout;
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import java.awt.Component;
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import java.awt.Dimension;
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import java.util.Arrays;
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import java.util.logging.Level;
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import javax.imageio.ImageIO;
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import org.sleuthkit.autopsy.coreutils.Logger;
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import javax.swing.SwingUtilities;
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import org.openide.nodes.Node;
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import org.openide.util.Exceptions;
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import org.openide.util.lookup.ServiceProvider;
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import org.openide.util.lookup.ServiceProviders;
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import org.sleuthkit.autopsy.corecomponentinterfaces.DataContentViewer;
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import org.sleuthkit.datamodel.AbstractFile;
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import org.sleuthkit.datamodel.TskData.TSK_FS_NAME_FLAG_ENUM;
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/**
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* Media content viewer for videos, sounds and images.
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*/
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@ServiceProviders(value = {
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@ServiceProvider(service = DataContentViewer.class, position = 5)
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})
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public class DataContentViewerMedia extends javax.swing.JPanel implements DataContentViewer {
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private String[] IMAGES; // use javafx supported
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private static final String[] VIDEOS = new String[]{".mov", ".m4v", ".flv", ".mp4", ".3gp", ".avi", ".mpg", ".mpeg", ".wmv"};
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private static final String[] AUDIOS = new String[]{".mp3", ".wav", ".wma"};
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private static final Logger logger = Logger.getLogger(DataContentViewerMedia.class.getName());
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private AbstractFile lastFile;
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//UI
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private final MediaViewVideoPanel videoPanel;
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private final MediaViewImagePanel imagePanel;
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private boolean videoPanelInited;
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private boolean imagePanelInited;
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private static final String IMAGE_VIEWER_LAYER = "IMAGE";
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private static final String VIDEO_VIEWER_LAYER = "VIDEO";
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/**
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* Creates new form DataContentViewerVideo
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*/
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public DataContentViewerMedia() {
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initComponents();
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videoPanel = new MediaViewVideoPanel();
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imagePanel = new MediaViewImagePanel();
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videoPanelInited = videoPanel.isInited();
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imagePanelInited = imagePanel.isInited();
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customizeComponents();
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logger.log(Level.INFO, "Created MediaView instance: " + this);
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}
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private void customizeComponents() {
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logger.log(Level.INFO, "Supported image formats by javafx image viewer: ");
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//initialize supported image types
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//TODO use mime-types instead once we have support
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String[] fxSupportedImagesSuffixes = ImageIO.getReaderFileSuffixes();
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IMAGES = new String[fxSupportedImagesSuffixes.length];
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for (int i = 0; i < fxSupportedImagesSuffixes.length; ++i) {
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String suffix = fxSupportedImagesSuffixes[i];
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logger.log(Level.INFO, "suffix: " + suffix);
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IMAGES[i] = "." + suffix;
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}
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add(imagePanel, IMAGE_VIEWER_LAYER);
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add(videoPanel, VIDEO_VIEWER_LAYER);
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switchPanels(false);
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}
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/**
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* This method is called from within the constructor to initialize the form.
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* WARNING: Do NOT modify this code. The content of this method is always
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* regenerated by the Form Editor.
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*/
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@SuppressWarnings("unchecked")
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// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
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private void initComponents() {
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setLayout(new java.awt.CardLayout());
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getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(DataContentViewerMedia.class, "DataContentViewerMedia.AccessibleContext.accessibleDescription")); // NOI18N
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}// </editor-fold>//GEN-END:initComponents
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// Variables declaration - do not modify//GEN-BEGIN:variables
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// End of variables declaration//GEN-END:variables
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@Override
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public void setNode(Node selectedNode) {
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try {
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if (selectedNode == null) {
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videoPanel.reset();
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return;
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}
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AbstractFile file = selectedNode.getLookup().lookup(AbstractFile.class);
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if (file == null) {
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return;
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}
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if (file.equals(lastFile)) {
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return; //prevent from loading twice if setNode() called mult. times
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} else {
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lastFile = file;
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}
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videoPanel.reset();
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final Dimension dims = DataContentViewerMedia.this.getSize();
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if (imagePanelInited && containsExt(file.getName(), IMAGES)) {
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imagePanel.showImageFx(file, dims);
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this.switchPanels(false);
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} else if (videoPanelInited
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&& (containsExt(file.getName(), VIDEOS) || containsExt(file.getName(), AUDIOS))) {
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videoPanel.setupVideo(file, dims);
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switchPanels(true);
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}
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} catch (Exception e) {
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logger.log(Level.SEVERE, "Exception while setting node", e);
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}
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}
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/**
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* switch to visible video or image panel
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*
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* @param showVideo true if video panel, false if image panel
|
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*/
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private void switchPanels(boolean showVideo) {
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CardLayout layout = (CardLayout)this.getLayout();
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if (showVideo) {
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layout.show(this, VIDEO_VIEWER_LAYER);
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} else {
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layout.show(this, IMAGE_VIEWER_LAYER);
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}
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}
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@Override
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public String getTitle() {
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return "Media View";
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}
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|
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@Override
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public String getToolTip() {
|
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return "Displays supported multimedia files (images, videos, audio)";
|
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}
|
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|
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@Override
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public DataContentViewer createInstance() {
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return new DataContentViewerMedia();
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}
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@Override
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public Component getComponent() {
|
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return this;
|
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}
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||||
|
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@Override
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public void resetComponent() {
|
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// we don't want this to do anything
|
||||
// because we already reset on each selected node
|
||||
}
|
||||
|
||||
|
||||
|
||||
@Override
|
||||
public boolean isSupported(Node node) {
|
||||
|
||||
if (node == null) {
|
||||
return false;
|
||||
}
|
||||
|
||||
AbstractFile file = node.getLookup().lookup(AbstractFile.class);
|
||||
if (file == null) {
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
if (file.getSize() == 0) {
|
||||
return false;
|
||||
}
|
||||
|
||||
String name = file.getName().toLowerCase();
|
||||
|
||||
if (imagePanelInited && containsExt(name, IMAGES)) {
|
||||
return true;
|
||||
} //for gstreamer formats, check if initialized first, then
|
||||
//support audio formats, and video formats
|
||||
else if (videoPanelInited && videoPanel.isInited()
|
||||
&& (containsExt(name, AUDIOS)
|
||||
|| (containsExt(name, VIDEOS)))) {
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return true;
|
||||
}
|
||||
|
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return false;
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}
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||||
|
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@Override
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public int isPreferred(Node node, boolean isSupported) {
|
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if (isSupported) {
|
||||
//special case, check if deleted video, then do not make it preferred
|
||||
AbstractFile file = node.getLookup().lookup(AbstractFile.class);
|
||||
if (file == null) {
|
||||
return 0;
|
||||
}
|
||||
String name = file.getName().toLowerCase();
|
||||
|
||||
boolean deleted = file.isDirNameFlagSet(TSK_FS_NAME_FLAG_ENUM.UNALLOC);
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if (containsExt(name, VIDEOS) && deleted) {
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return 0;
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||||
} else {
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return 7;
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||||
}
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||||
} else {
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||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
private static boolean containsExt(String name, String[] exts) {
|
||||
int extStart = name.lastIndexOf(".");
|
||||
String ext = "";
|
||||
if (extStart != -1) {
|
||||
ext = name.substring(extStart, name.length()).toLowerCase();
|
||||
}
|
||||
return Arrays.asList(exts).contains(ext);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
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||||
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@ -38,8 +38,6 @@ import javax.swing.SwingUtilities;
|
||||
import javax.swing.SwingWorker;
|
||||
import javax.swing.event.ChangeEvent;
|
||||
import javax.swing.event.ChangeListener;
|
||||
import org.gstreamer.elements.PlayBin2;
|
||||
import org.gstreamer.swing.VideoComponent;
|
||||
import org.netbeans.api.progress.ProgressHandle;
|
||||
import org.netbeans.api.progress.ProgressHandleFactory;
|
||||
import org.openide.util.Cancellable;
|
||||
@ -68,23 +66,21 @@ import uk.co.caprica.vlcj.runtime.RuntimeUtil;
|
||||
public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapture {
|
||||
|
||||
private static final Logger logger = Logger.getLogger(MediaViewVideoPanel.class.getName());
|
||||
private boolean gstInited;
|
||||
private boolean vlcInited;
|
||||
private static final long MIN_FRAME_INTERVAL_MILLIS = 500;
|
||||
private static final long FRAME_CAPTURE_TIMEOUT_MILLIS = 1000;
|
||||
private static final String MEDIA_PLAYER_ERROR_STRING = "The media player cannot process this file.";
|
||||
private static final int POS_FACTOR = 10000;
|
||||
//playback
|
||||
private long durationMillis = 0;
|
||||
private VideoProgressWorker videoProgressWorker;
|
||||
private int totalHours, totalMinutes, totalSeconds;
|
||||
private volatile PlayBin2 gstPlaybin2;
|
||||
private MediaPlayer vlcMediaPlayer;
|
||||
private VideoComponent gstVideoComponent;
|
||||
private EmbeddedMediaPlayerComponent vlcVideoComponent;
|
||||
private boolean autoTracking = false; // true if the slider is moving automatically
|
||||
private final Object playbinLock = new Object(); // lock for synchronization of gstPlaybin2 player
|
||||
private AbstractFile currentFile;
|
||||
private boolean isFileLoaded;
|
||||
private java.io.File currentVideoFile;
|
||||
private boolean replay;
|
||||
private Set<String> badVideoFiles = Collections.synchronizedSet(new HashSet<String>());
|
||||
|
||||
/**
|
||||
@ -112,12 +108,10 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
}
|
||||
|
||||
public EmbeddedMediaPlayerComponent getVideoComponent() {
|
||||
// return gstVideoComponent;
|
||||
return vlcVideoComponent;
|
||||
}
|
||||
|
||||
public boolean isInited() {
|
||||
// return gstInited;
|
||||
return vlcInited;
|
||||
}
|
||||
|
||||
@ -137,14 +131,15 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
*/
|
||||
@Override
|
||||
public void stateChanged(ChangeEvent e) {
|
||||
int time = progressSlider.getValue();
|
||||
if (vlcMediaPlayer != null && !autoTracking) {
|
||||
boolean wasPlaying = !vlcMediaPlayer.isPlaying();
|
||||
vlcMediaPlayer.setPause(true);
|
||||
vlcMediaPlayer.setTime(time);
|
||||
vlcMediaPlayer.setPause(wasPlaying);
|
||||
if (vlcMediaPlayer != null && !autoTracking) {
|
||||
float positionValue = progressSlider.getValue() / (float) POS_FACTOR;
|
||||
// Avoid end of file freeze-up
|
||||
if (positionValue > 0.99f) {
|
||||
positionValue = 0.99f;
|
||||
}
|
||||
vlcMediaPlayer.setPosition(positionValue);
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
@ -161,7 +156,28 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
pauseButton.setText("||");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Reset the video for replaying the current file.
|
||||
*
|
||||
* Called when finished Event is fired from MediaPlayer.
|
||||
*/
|
||||
private void finished() {
|
||||
if (videoProgressWorker != null) {
|
||||
videoProgressWorker.cancel(true);
|
||||
videoProgressWorker = null;
|
||||
}
|
||||
|
||||
logger.log(Level.INFO, "Resetting media");
|
||||
replay = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load the VLC library dll using JNA.
|
||||
*
|
||||
* @return <code>true</code>, if the library was loaded correctly.
|
||||
* <code>false</code>, otherwise.
|
||||
*/
|
||||
private boolean initVlc() {
|
||||
try {
|
||||
Native.loadLibrary(RuntimeUtil.getLibVlcLibraryName(), LibVlc.class);
|
||||
@ -184,7 +200,7 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
void setupVideo(final AbstractFile file, final Dimension dims) {
|
||||
infoLabel.setText("");
|
||||
currentFile = file;
|
||||
isFileLoaded = false;
|
||||
replay = false;
|
||||
final boolean deleted = file.isDirNameFlagSet(TskData.TSK_FS_NAME_FLAG_ENUM.UNALLOC);
|
||||
if (deleted) {
|
||||
infoLabel.setText("Playback of deleted videos is not supported, use an external player.");
|
||||
@ -204,8 +220,6 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
infoLabel.setToolTipText(path);
|
||||
pauseButton.setEnabled(true);
|
||||
progressSlider.setEnabled(true);
|
||||
|
||||
java.io.File ioFile = getJFile(file);
|
||||
|
||||
vlcVideoComponent = new EmbeddedMediaPlayerComponent();
|
||||
vlcMediaPlayer = vlcVideoComponent.getMediaPlayer();
|
||||
@ -216,6 +230,9 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
videoPanel.add(vlcVideoComponent);
|
||||
videoPanel.setVisible(true);
|
||||
logger.log(Level.INFO, "Created media player.");
|
||||
|
||||
ExtractMedia em = new ExtractMedia(currentFile, getJFile(currentFile));
|
||||
em.execute();
|
||||
}
|
||||
|
||||
void reset() {
|
||||
@ -230,7 +247,13 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
if (!isInited()) {
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
// get rid of any existing videoProgressWorker thread
|
||||
if (videoProgressWorker != null) {
|
||||
videoProgressWorker.cancel(true);
|
||||
videoProgressWorker = null;
|
||||
}
|
||||
|
||||
if (vlcMediaPlayer != null) {
|
||||
if (vlcMediaPlayer.isPlaying()) {
|
||||
vlcMediaPlayer.stop();
|
||||
@ -245,13 +268,8 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
logger.log(Level.INFO, "Released video component");
|
||||
}
|
||||
|
||||
// get rid of any existing videoProgressWorker thread
|
||||
if (videoProgressWorker != null) {
|
||||
videoProgressWorker.cancel(true);
|
||||
videoProgressWorker = null;
|
||||
}
|
||||
|
||||
currentFile = null;
|
||||
currentVideoFile = null;
|
||||
}
|
||||
|
||||
private java.io.File getJFile(AbstractFile file) {
|
||||
@ -268,6 +286,45 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
java.io.File tempFile = new java.io.File(tempPath);
|
||||
return tempFile;
|
||||
}
|
||||
|
||||
void playMedia() {
|
||||
logger.log(Level.INFO, "In play media");
|
||||
if (currentVideoFile == null || !currentVideoFile.exists()) {
|
||||
progressLabel.setText("Error buffering file");
|
||||
return;
|
||||
}
|
||||
|
||||
boolean mediaPrepared = vlcMediaPlayer.prepareMedia(currentVideoFile.getAbsolutePath());
|
||||
if (mediaPrepared) {
|
||||
vlcMediaPlayer.parseMedia();
|
||||
durationMillis = vlcMediaPlayer.getMediaMeta().getLength();
|
||||
logger.log(Level.INFO, "Media loaded correctly");
|
||||
} else {
|
||||
progressLabel.setText(MEDIA_PLAYER_ERROR_STRING);
|
||||
}
|
||||
|
||||
// pick out the total hours, minutes, seconds
|
||||
long durationSeconds = (int) durationMillis / 1000;
|
||||
totalHours = (int) durationSeconds / 3600;
|
||||
durationSeconds -= totalHours * 3600;
|
||||
totalMinutes = (int) durationSeconds / 60;
|
||||
durationSeconds -= totalMinutes * 60;
|
||||
totalSeconds = (int) durationSeconds;
|
||||
|
||||
SwingUtilities.invokeLater(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
progressSlider.setMaximum(POS_FACTOR);
|
||||
progressSlider.setMinimum(0);
|
||||
|
||||
logger.log(Level.INFO, "Starting the media...");
|
||||
vlcMediaPlayer.start();
|
||||
pauseButton.setText("||");
|
||||
videoProgressWorker = new VideoProgressWorker();
|
||||
videoProgressWorker.execute();
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* @param file a video file from which to capture frames
|
||||
@ -359,6 +416,8 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
}
|
||||
});
|
||||
|
||||
progressSlider.setSnapToTicks(true);
|
||||
|
||||
org.openide.awt.Mnemonics.setLocalizedText(progressLabel, org.openide.util.NbBundle.getMessage(MediaViewVideoPanel.class, "MediaViewVideoPanel.progressLabel.text")); // NOI18N
|
||||
|
||||
org.openide.awt.Mnemonics.setLocalizedText(infoLabel, org.openide.util.NbBundle.getMessage(MediaViewVideoPanel.class, "MediaViewVideoPanel.infoLabel.text")); // NOI18N
|
||||
@ -407,15 +466,16 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
}// </editor-fold>//GEN-END:initComponents
|
||||
|
||||
private void pauseButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_pauseButtonActionPerformed
|
||||
if (!isFileLoaded) {
|
||||
// First time play button is pressed
|
||||
logger.log(Level.INFO, "Loading media file");
|
||||
ExtractMedia em = new ExtractMedia(currentFile, getJFile(currentFile));
|
||||
em.execute();
|
||||
em.getExtractedBytes();
|
||||
if (replay) {
|
||||
// File has completed playing. Play button now replays
|
||||
logger.log(Level.INFO, "Replaying video.");
|
||||
replay = false;
|
||||
playMedia();
|
||||
} else if (vlcMediaPlayer.isPlaying()) {
|
||||
logger.log(Level.INFO, "Pausing.");
|
||||
this.pause();
|
||||
} else {
|
||||
logger.log(Level.INFO, "Playing");
|
||||
this.unPause();
|
||||
}
|
||||
}//GEN-LAST:event_pauseButtonActionPerformed
|
||||
@ -428,10 +488,23 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
private javax.swing.JPanel videoPanel;
|
||||
// End of variables declaration//GEN-END:variables
|
||||
|
||||
void releaseVlcComponents() {
|
||||
if (vlcMediaPlayer != null) {
|
||||
vlcMediaPlayer.release();
|
||||
vlcMediaPlayer = null;
|
||||
}
|
||||
|
||||
if (vlcVideoComponent != null) {
|
||||
vlcVideoComponent.release();
|
||||
vlcVideoComponent = null;
|
||||
}
|
||||
}
|
||||
|
||||
private class VideoProgressWorker extends SwingWorker<Object, Object> {
|
||||
|
||||
private String durationFormat = "%02d:%02d:%02d/%02d:%02d:%02d ";
|
||||
private long millisElapsed = 0;
|
||||
private float currentPosition = 0.0f;
|
||||
private final long INTER_FRAME_PERIOD_MS = 20;
|
||||
private final long END_TIME_MARGIN_MS = 50;
|
||||
private boolean hadError = false;
|
||||
@ -441,28 +514,23 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
}
|
||||
|
||||
private void resetVideo() throws Exception {
|
||||
logger.log(Level.INFO, "Resetting video.");
|
||||
if (vlcMediaPlayer != null) {
|
||||
vlcMediaPlayer.stop();
|
||||
}
|
||||
pauseButton.setText("►");
|
||||
progressSlider.setValue(0);
|
||||
|
||||
String durationStr = String.format(durationFormat, 0, 0, 0,
|
||||
totalHours, totalMinutes, totalSeconds);
|
||||
progressLabel.setText(durationStr);
|
||||
}
|
||||
|
||||
/**
|
||||
* @return true while millisElapsed is greater than END_TIME_MARGIN_MS
|
||||
* from durationMillis. This is used to indicate when the video has
|
||||
* ended because for some videos the time elapsed never becomes equal to
|
||||
* the reported duration of the video.
|
||||
*/
|
||||
private boolean hasNotEnded() {
|
||||
boolean ended = (durationMillis - millisElapsed) > END_TIME_MARGIN_MS;
|
||||
return ended;
|
||||
}
|
||||
// /**
|
||||
// * @return true while millisElapsed is greater than END_TIME_MARGIN_MS
|
||||
// * from durationMillis. This is used to indicate when the video has
|
||||
// * ended because for some videos the time elapsed never becomes equal to
|
||||
// * the reported duration of the video.
|
||||
// */
|
||||
// private boolean hasNotEnded() {
|
||||
// boolean ended = (durationMillis - millisElapsed) > END_TIME_MARGIN_MS;
|
||||
// return ended;
|
||||
// }
|
||||
|
||||
@Override
|
||||
protected Object doInBackground() throws Exception {
|
||||
@ -471,10 +539,11 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
progressSlider.setEnabled(true);
|
||||
|
||||
int elapsedHours = -1, elapsedMinutes = -1, elapsedSeconds = -1;
|
||||
while (hasNotEnded() && isMediaPlayerReady() && !isCancelled()) {
|
||||
while (isMediaPlayerReady() && !isCancelled()) {
|
||||
|
||||
millisElapsed = vlcMediaPlayer.getTime();
|
||||
|
||||
currentPosition = vlcMediaPlayer.getPosition();
|
||||
|
||||
// pick out the elapsed hours, minutes, seconds
|
||||
long secondsElapsed = millisElapsed / 1000;
|
||||
elapsedHours = (int) secondsElapsed / 3600;
|
||||
@ -489,7 +558,7 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
|
||||
progressLabel.setText(durationStr);
|
||||
autoTracking = true;
|
||||
progressSlider.setValue((int) millisElapsed);
|
||||
progressSlider.setValue((int) (currentPosition * POS_FACTOR));
|
||||
autoTracking = false;
|
||||
|
||||
try {
|
||||
@ -562,58 +631,41 @@ public class MediaViewVideoPanel extends javax.swing.JPanel implements FrameCapt
|
||||
logger.log(Level.SEVERE, "Fatal error during media buffering.", ex);
|
||||
} finally {
|
||||
progress.finish();
|
||||
isFileLoaded = true;
|
||||
if (!this.isCancelled()) {
|
||||
logger.log(Level.INFO, "Loaded media file");
|
||||
currentVideoFile = jFile;
|
||||
playMedia();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void playMedia() {
|
||||
if (jFile == null || !jFile.exists()) {
|
||||
progressLabel.setText("Error buffering file");
|
||||
return;
|
||||
}
|
||||
|
||||
boolean mediaPrepared = vlcMediaPlayer.prepareMedia(jFile.getAbsolutePath());
|
||||
if (mediaPrepared) {
|
||||
vlcMediaPlayer.parseMedia();
|
||||
durationMillis = vlcMediaPlayer.getMediaMeta().getLength();
|
||||
logger.log(Level.INFO, "Media loaded correctly");
|
||||
} else {
|
||||
progressLabel.setText(MEDIA_PLAYER_ERROR_STRING);
|
||||
}
|
||||
|
||||
// pick out the total hours, minutes, seconds
|
||||
long durationSeconds = (int) durationMillis / 1000;
|
||||
totalHours = (int) durationSeconds / 3600;
|
||||
durationSeconds -= totalHours * 3600;
|
||||
totalMinutes = (int) durationSeconds / 60;
|
||||
durationSeconds -= totalMinutes * 60;
|
||||
totalSeconds = (int) durationSeconds;
|
||||
|
||||
SwingUtilities.invokeLater(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
progressSlider.setMaximum((int) durationMillis);
|
||||
progressSlider.setMinimum(0);
|
||||
|
||||
logger.log(Level.INFO, "Starting the media...");
|
||||
vlcMediaPlayer.start();
|
||||
pauseButton.setText("||");
|
||||
videoProgressWorker = new VideoProgressWorker();
|
||||
videoProgressWorker.execute();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
private class VlcMediaPlayerEventListener extends MediaPlayerEventAdapter {
|
||||
|
||||
@Override
|
||||
public void finished(MediaPlayer mediaPlayer) {
|
||||
logger.log(Level.INFO, "Media Player finished playing the media");
|
||||
finished();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void error(MediaPlayer mediaPlayer) {
|
||||
logger.log(Level.INFO, "an Error occured.");
|
||||
}
|
||||
|
||||
@Override
|
||||
public void mediaDurationChanged(MediaPlayer mediaPlayer, long newDuration) {
|
||||
logger.log(Level.INFO, "DURATION CHANGED: " + newDuration);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void mediaFreed(MediaPlayer mediaPlayer) {
|
||||
logger.log(Level.INFO, "Media was freed");
|
||||
}
|
||||
|
||||
@Override
|
||||
public void lengthChanged(MediaPlayer mediaPlayer, long newLength) {
|
||||
logger.log(Level.INFO, "LENGTH CHANGED: " + newLength);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user