/**
* Appends a frame to the current video.
*
* @param image the image to append
* @return true if image successfully appended
*/
protected boolean append(Image image) {
BufferedImage bi;
if (image instanceof BufferedImage) {
bi = (BufferedImage) image;
} else {
bi = new BufferedImage(dim.width, dim.height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = bi.createGraphics();
g.drawImage(image, 0, 0, null);
}
ByteArrayOutputStream out = new ByteArrayOutputStream();
try {
if (!editing) {
videoMedia.beginEdits();
editing = true;
}
ImageIO.write(bi, "png", out); // $NON-NLS-1$
QTHandle handle = new QTHandle(out.toByteArray());
DataRef dataRef = new DataRef(handle, kDataRefFileExtensionTag, "png"); // $NON-NLS-1$
GraphicsImporter importer = new GraphicsImporter(dataRef);
ImageDescription description = importer.getImageDescription();
int duration = (int) (frameDuration * 0.6);
videoMedia.addSample(
handle,
0, // data offset
handle.getSize(),
duration,
description,
1, // number of samples
0); // key frame??
} catch (Exception ex) {
ex.printStackTrace();
return false;
}
return true;
}
/**
* Gets a buffered image.
*
* @return the image
*/
public BufferedImage getBufferedImage() {
if (image == null && isAnImage) {
Image im = getImage();
if (im == null) {
isAnImage = false;
} else {
image =
new BufferedImage(im.getWidth(null), im.getHeight(null), BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
g2.drawImage(im, 0, 0, null);
}
}
return image;
}
/**
* Draws this without refreshing steps.
*
* @param panel the drawing panel requesting the drawing
* @param _g the graphics context on which to draw
*/
public void drawMe(DrawingPanel panel, Graphics _g) {
// position and show inspector if requested during loading
if (inspectorX != Integer.MIN_VALUE
&& trackerPanel != null
&& trackerPanel.getTFrame() != null) {
positionInspector();
Runnable runner =
new Runnable() {
public void run() {
showInspector = false;
inspector.setVisible(true);
}
};
if (showInspector) SwingUtilities.invokeLater(runner);
}
if (isVisible() && isTraceVisible()) {
// draw trace only if fixed coords & (non-worldview or no ref frame)
TrackerPanel tPanel = (TrackerPanel) panel;
ImageCoordSystem coords = tPanel.getCoords(); // get active coords
boolean isRefFrame = coords instanceof ReferenceFrame;
if (isRefFrame) {
coords = ((ReferenceFrame) coords).getCoords();
}
boolean fixed = coords.isFixedAngle() && coords.isFixedOrigin() && coords.isFixedScale();
if (fixed && (!(tPanel instanceof WorldTView) || !isRefFrame)) {
trace.reset();
for (int i = 0; i < traceX.length; i++) {
if (Double.isNaN(traceX[i])) continue;
tracePt.setLocation(traceX[i], traceY[i]);
java.awt.Point p = tracePt.getScreenPosition(tPanel);
if (trace.getCurrentPoint() == null) trace.moveTo((float) p.getX(), (float) p.getY());
else trace.lineTo((float) p.getX(), (float) p.getY());
}
Graphics2D g2 = (Graphics2D) _g;
Color color = g2.getColor();
Stroke stroke = g2.getStroke();
g2.setColor(getFootprint().getColor());
g2.setStroke(traceStroke);
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
g2.draw(trace);
// restore original color and stroke
g2.setColor(color);
g2.setStroke(stroke);
}
}
super.draw(panel, _g);
}