Made a GUI tester for video capture

[kaka/cakelight.git] / src / kaka / cakelight / VideoMode.java

package kaka.cakelight;

import java.io.IOException;
import java.util.Optional;
import java.util.function.Consumer;

import static kaka.cakelight.Main.log;
import static kaka.cakelight.Main.timeIt;

public class VideoMode implements Mode {
    private Configuration config;
    private Thread thread;
    private Consumer<Frame> frameConsumer;

    @Override
    public void enter(Configuration config) {
        this.config = config;
        startGrabberThread();
    }

    @Override
    public void exit() {
        thread.interrupt();
    }

    private void startGrabberThread() {
        assert frameConsumer != null;
        thread = new Thread() {
            public void run() {
                try (FrameGrabber grabber = FrameGrabber.from(config)) {
                    while (!isInterrupted()) {
//                        Optional<Frame> frame = grabber.grabFrame();
                        grabber.grabFrame().ifPresent(frameConsumer);
//                        timeIt("frame", grabber::grabFrame);
                        // TODO: process frame
                        // TODO: save where the LedController can access it
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        };
        thread.start();
    }

    public void onFrame(Consumer<Frame> consumer) {
        frameConsumer = consumer;
    }
}