!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));

}