Camera.java 文件源码

/**
 * Use a PixelGrabber to grab the pixel data from the camera stream.
 *
 */
public void grabPixels ( ) {

    // Get the width and height of the camera image.
    int width = this.cameraStream.getWidth( this );
    int height = this.cameraStream.getHeight( this );

    // Create a new pixels array with a given width and height.
    this.pixels = new int[ width * height ];

    // Create a new PixelGrabber using the camera stream and place the grabbed
    // pixel data into this.pixels.
    this.grabber = new PixelGrabber( this.cameraStream, 0, 0, width, height, this.pixels, 0, width );     

    try {

        // Grab the pixels.
        this.grabber.grabPixels( );

    }
    catch ( Exception e ) {
        log.error("Failed to grab pixels.", e);
    } // end catch

}