Examples with FrameGrabbingControl javax.media.control.FrameGrabbingControl used on opensource projects

Example 1 with FrameGrabbingControl

use of javax.media.control.FrameGrabbingControl in project qrcode by yanbe.

the class JMFCanvas method run.

public void run() {
    for (; ; ) {
        FrameGrabbingControl fgc = (FrameGrabbingControl) processor.getControl("javax.media.control.FrameGrabbingControl");
        Buffer buf = fgc.grabFrame();
        BufferToImage btoi = new BufferToImage((VideoFormat) buf.getFormat());
        Image img = btoi.createImage(buf);
        QRCodeDecoder decoder = new QRCodeDecoder();
        int width = processor.getVisualComponent().getWidth();
        int height = processor.getVisualComponent().getHeight();
        canvas = new JMFCanvas();
        QRCodeDecoder.setCanvas(canvas);
        try {
            J2SEImage decoderImage = new J2SEImage(img, width, height);
            String decodedString = new String(decoder.decode(decoderImage));
            System.out.println("Result: " + decodedString);
            File resultImage = new File("C:\\tmp\\result.jpg");
            try {
                ImageIO.write(canvas.getImage(), "png", resultImage);
            } catch (IOException e) {
                System.out.println(e.getMessage());
            }
        } catch (DecodingFailedException e) {
            System.out.println("Error: " + e.getMessage());
        } catch (IllegalStateException e) {
            System.out.println("Error: " + e.getMessage());
        }
        try {
            Thread.sleep(500);
        } catch (InterruptedException e) {
            System.out.println(e.getMessage());
        }
    }
}