!7
lib 1006715 // jcodec 0.2.0
lib 1006717 // jcodec 0.2.0 javase

import org.jcodec.api.awt.AWTSequenceEncoder8Bit;

/**
 * This class is part of JCodec ( www.jcodec.org ) This software is distributed
 * under FreeBSD License
 * 
 * A demo of SequenceEncoder that generates a video with a bouncing ball
 * 
 * @author Stan Vitvitskyy
 * 
 */
p {
  final int speed = 4;
  final int ballSize = 40;
  
  File outFile = prepareProgramFile("test.mp4");
  int framesToEncode = 100;

  AWTSequenceEncoder8Bit enc = AWTSequenceEncoder8Bit.create25Fps(outFile);
  enc.getEncoder().setKeyInterval(25);

  long totalNano = 0;
  BufferedImage image = new BufferedImage(640, 480, BufferedImage.TYPE_3BYTE_BGR);
  for (int i = 0, x = 0, y = 0, incX = speed, incY = speed; i < framesToEncode; i++, x += incX, y += incY) {
      Graphics g = image.getGraphics();
      g.setColor(Color.BLACK);
      g.fillRect(0, 0, image.getWidth(), image.getHeight());
      g.setColor(Color.YELLOW);
      if (x >= image.getWidth() - ballSize)
          incX = -speed;
      if (y >= image.getHeight() - ballSize)
          incY = -speed;
      if (x <= 0)
          incX = speed;
      if (y <= 0)
          incY = speed;
      g.fillOval(x, y, ballSize, ballSize);
      long start = System.nanoTime();
      enc.encodeImage(image);
      totalNano += System.nanoTime() - start;
  }
  enc.finish();

  System.out.println("FPS: " + ((1000000000L * framesToEncode) / totalNano));
}