/** Creates new form DataContentViewerVideo */
public DataContentViewerMedia() {
initComponents();
// get the right panel for our platform
videoPanel = MediaViewVideoPanel.createVideoPanel();
imagePanel = new MediaViewImagePanel();
videoPanelInited = videoPanel.isInited();
imagePanelInited = imagePanel.isInited();
videoExtensions = videoPanel.getExtensions();
customizeComponents();
logger.log(Level.INFO, "Created MediaView instance: " + this);
}
@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) {
if (containsExt(name, imageExtensions)) {
return true;
} else if (Utilities.isJpegFileHeader(file)) {
return true;
}
// for gstreamer formats, check if initialized first, then
// support audio formats, and video formats
}
if (videoPanelInited && videoPanel.isInited()) {
if (containsExt(name, AUDIO_EXTENSIONS) || (containsExt(name, videoExtensions))) {
return true;
}
}
return false;
}
@Override
public void setNode(Node selectedNode) {
try {
if (selectedNode == null) {
resetComponent();
return;
}
AbstractFile file = selectedNode.getLookup().lookup(AbstractFile.class);
if (file == null) {
resetComponent();
return;
}
if (file.equals(lastFile)) {
return; // prevent from loading twice if setNode() called mult. times
}
lastFile = file;
final Dimension dims = DataContentViewerMedia.this.getSize();
logger.info("setting node on media viewer");
if (imagePanelInited && containsExt(file.getName(), imageExtensions)) {
imagePanel.showImageFx(file, dims);
this.switchPanels(false);
} else if (imagePanelInited && Utilities.isJpegFileHeader(file)) {
imagePanel.showImageFx(file, dims);
this.switchPanels(false);
} else if (videoPanelInited
&& (containsExt(file.getName(), videoExtensions)
|| containsExt(file.getName(), AUDIO_EXTENSIONS))) {
videoPanel.setupVideo(file, dims);
switchPanels(true);
}
} catch (Exception e) {
logger.log(Level.SEVERE, "Exception while setting node", e);
}
}
@Override
public void resetComponent() {
videoPanel.reset();
lastFile = null;
}