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!7

!include once #1025225 // Shared IntegralImage

sclass Screenshot {
  LongRange timeTaken; // (timestamp start shooting, timestamp end shooting)
  long processingDone; // timestamp
  int screenNr;
  Rect screenRect;     // can be null (=whole screen)
  BufferedImage image;
  RGBImage rgbImage; // made on demand
  IntegralImage integralImage;
  
  int getWidth() { ret bufferedImageWidth(image); }
  int getHeight() { ret bufferedImageHeight(image); }
  
  synchronized RGBImage rgbImage() {
    if (rgbImage == null)
      rgbImage = RGBImage(image);
    ret rgbImage;
  }
}

cmodule StreamOfScreenshots > DynFlexibleRateTimerAndEnabled {
  transient Screenshot lastScreenshot;
  
  start {
 timer.setRunnableAndStart(r takeScreenshot);
 }
  
  void takeScreenshot enter {
    if (!enabled) ret with lastScreenshot = null;
    new Screenshot ss;
    long timeTaken = now();
    ss.image = shootScreen2();
    ss.timeTaken = longRange(timeTaken, now());
    ss.integralImage = IntegralImage(ss.image);
    ss.processingDone = now();
    printWithDate("Screenshot (" + ss.getWidth() + "*" + ss.getHeight() + ") taken in " + ss.timeTaken.length() + " ms, integral image made in " + (ss.processingDone-ss.timeTaken.end) + " ms");
    lastScreenshot = ss;
    vmBus_send newScreenshotInStream(this, ss);
  }
}