bytedeco/javacv

How to reduce the elapsed time on work to OpenCVFrameGrabber

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#2251 aperta il 9 lug 2024

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Descrizione

This code is Take picture with camera connnected in PC.

private static FrameGrabber grabber = null;

grabber = OpenCVFrameGrabber.createDefault(0);
                grabber.setImageWidth(1280);
                grabber.setImageHeight(720);
                grabber.start();
                if (grabber == null) {
                    return null;
                }
                frame = grabber.grab();
                FrameConverter converter = new Java2DFrameConverter();

                BufferedImage img = (BufferedImage) converter.convert(frame);

but this code running time is 13sec. I want reduce time in 5sec. Why spend time too long and What can I do?

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