Examples with ImagePanel boofcv.gui.image.ImagePanel used on opensource projects

Example 6 with ImagePanel

use of boofcv.gui.image.ImagePanel in project BoofCV by lessthanoptimal.

the class FiducialDetection method process.

private void process() {
    if (detector == null) {
        System.err.println("Need to specify which fiducial you wish to detect");
        System.exit(1);
    }
    if (outputPath != null) {
        try {
            outputFile = new PrintStream(outputPath);
            outputFile.println("# Results from fiducial detection ");
            outputFile.println("# These comments should include the data source and the algorithm used, but I'm busy.");
            outputFile.println("# ");
            outputFile.println("# <frame #> <number of fiducials> <fiducial id> <X> <Y> <Z> <Q1> <Q2> <Q3> <Q4> ...");
            outputFile.println("# ");
            outputFile.println("# The special Euclidean transform saved each fiducial is from fiducial to camera");
            outputFile.println("# (X,Y,Z) is the translation and (Q1,Q2,Q3,Q4) specifies a quaternion");
            outputFile.println("# ");
        } catch (FileNotFoundException e) {
            System.err.println("Failed to open output file.");
            System.err.println(e.getMessage());
            System.exit(1);
        }
    }
    MediaManager media = DefaultMediaManager.INSTANCE;
    CameraPinholeRadial intrinsic = intrinsicPath == null ? null : (CameraPinholeRadial) CalibrationIO.load(intrinsicPath);
    SimpleImageSequence<GrayU8> sequence = null;
    long pause = 0;
    BufferedImage buffered = null;
    if (inputType == InputType.VIDEO || inputType == InputType.WEBCAM) {
        if (inputType == InputType.WEBCAM) {
            String device = getCameraDeviceString();
            sequence = media.openCamera(device, desiredWidth, desiredHeight, ImageType.single(GrayU8.class));
        } else {
            // just assume 30ms is appropriate.  Should let the use specify this number
            pause = 30;
            sequence = media.openVideo(filePath, ImageType.single(GrayU8.class));
            sequence.setLoop(true);
        }
        intrinsic = handleIntrinsic(intrinsic, sequence.getNextWidth(), sequence.getNextHeight());
    } else {
        buffered = UtilImageIO.loadImage(filePath);
        if (buffered == null) {
            System.err.println("Can't find image or it can't be read.  " + filePath);
            System.exit(1);
        }
        intrinsic = handleIntrinsic(intrinsic, buffered.getWidth(), buffered.getHeight());
    }
    ImagePanel gui = new ImagePanel();
    gui.setPreferredSize(new Dimension(intrinsic.width, intrinsic.height));
    ShowImages.showWindow(gui, "Fiducial Detector", true);
    detector.setLensDistortion(new LensDistortionRadialTangential(intrinsic), intrinsic.width, intrinsic.height);
    if (sequence != null) {
        processStream(intrinsic, sequence, gui, pause);
    } else {
        processImage(intrinsic, buffered, gui);
    }
}

Example 7 with ImagePanel

use of boofcv.gui.image.ImagePanel in project narchy by automenta.

the class WebcamTrack method main.

public static void main(String[] args) {
    // tune the tracker for the image size and visual appearance
    ConfigGeneralDetector configDetector = new ConfigGeneralDetector(-1, 8, 1);
    PkltConfig configKlt = new PkltConfig(3, new int[] { 1, 2, 4, 8 });
    PointTracker<ImageFloat32> tracker = FactoryPointTracker.klt(configKlt, configDetector, ImageFloat32.class, null);
    // Open a webcam at a resolution close to 640x480
    Webcam webcam = UtilWebcamCapture.openDefault(640, 480);
    // Create the panel used to display the image and
    ImagePanel gui = new ImagePanel();
    gui.setPreferredSize(webcam.getViewSize());
    ShowImages.showWindow(gui, "KLT Tracker");
    int minimumTracks = 100;
    while (true) {
        BufferedImage image = webcam.getImage();
        ImageFloat32 gray = ConvertBufferedImage.convertFrom(image, (ImageFloat32) null);
        tracker.process(gray);
        List<PointTrack> tracks = tracker.getActiveTracks(null);
        // Spawn tracks if there are too few
        if (tracks.size() < minimumTracks) {
            tracker.spawnTracks();
            tracks = tracker.getActiveTracks(null);
            minimumTracks = tracks.size() / 2;
        }
        // Draw the tracks
        Graphics2D g2 = image.createGraphics();
        for (PointTrack t : tracks) {
            VisualizeFeatures.drawPoint(g2, (int) t.x, (int) t.y, Color.RED);
        }
        gui.setBufferedImageSafe(image);
    }
}

Example 8 with ImagePanel

use of boofcv.gui.image.ImagePanel in project BoofCV by lessthanoptimal.

the class RemoveLensDistortionApp method processImage.

@Override
public void processImage(int sourceID, long frameID, final BufferedImage buffered, ImageBase input) {
    // strip away distortion parameters
    CameraPinhole desired = new CameraPinhole(param);
    // distorted image
    dist = (T) input.clone();
    // storage for undistorted image
    undist = (T) input.createSameShape();
    // show results and draw a horizontal line where the user clicks to see rectification easier
    SwingUtilities.invokeLater(new Runnable() {

        public void run() {
            gui.reset();
            gui.addItem(new ImagePanel(buffered), "Original");
        }
    });
    // add different types of adjustments
    Point2Transform2_F32 add_p_to_p = LensDistortionOps.transformChangeModel_F32(AdjustmentType.NONE, param, desired, true, null);
    addUndistorted("No Adjustment", add_p_to_p);
    Point2Transform2_F32 expand = LensDistortionOps.transformChangeModel_F32(AdjustmentType.EXPAND, param, desired, true, null);
    addUndistorted("Expand", expand);
    Point2Transform2_F32 fullView = LensDistortionOps.transformChangeModel_F32(AdjustmentType.FULL_VIEW, param, desired, true, null);
    addUndistorted("Full View", fullView);
}

Example 9 with ImagePanel

use of boofcv.gui.image.ImagePanel in project BoofCV by lessthanoptimal.

the class ExampleSegmentColor method printClickedColor.

/**
 * Shows a color image and allows the user to select a pixel, convert it to HSV, print
 * the HSV values, and calls the function below to display similar pixels.
 */
public static void printClickedColor(final BufferedImage image) {
    ImagePanel gui = new ImagePanel(image);
    gui.addMouseListener(new MouseAdapter() {

        @Override
        public void mouseClicked(MouseEvent e) {
            float[] color = new float[3];
            int rgb = image.getRGB(e.getX(), e.getY());
            ColorHsv.rgbToHsv((rgb >> 16) & 0xFF, (rgb >> 8) & 0xFF, rgb & 0xFF, color);
            System.out.println("H = " + color[0] + " S = " + color[1] + " V = " + color[2]);
            showSelectedColor("Selected", image, color[0], color[1]);
        }
    });
    ShowImages.showWindow(gui, "Color Selector");
}

Example 10 with ImagePanel

use of boofcv.gui.image.ImagePanel in project BoofCV by lessthanoptimal.

the class ExampleJCodecDisplayFrames method main.

public static void main(String[] args) {
    String fileName = UtilIO.pathExample("background/highway_bridge_jitter.mp4");
    ImageType type = ImageType.pl(3, GrayU8.class);
    // ImageType type = ImageType.single(GrayU8.class);
    // ImageType type = ImageType.pl(3, GrayF32.class);
    // ImageType type = ImageType.single(GrayF32.class);
    JCodecSimplified sequence = new JCodecSimplified<>(fileName, type);
    BufferedImage out;
    if (sequence.hasNext()) {
        ImageBase frame = sequence.next();
        out = new BufferedImage(frame.width, frame.height, BufferedImage.TYPE_INT_RGB);
        ConvertBufferedImage.convertTo(frame, out, false);
    } else {
        throw new RuntimeException("No first frame?!?!");
    }
    ImagePanel gui = new ImagePanel(out);
    ShowImages.showWindow(gui, "Video!", true);
    long totalNano = 0;
    while (sequence.hasNext()) {
        long before = System.nanoTime();
        ImageBase frame = sequence.next();
        totalNano += System.nanoTime() - before;
        ConvertBufferedImage.convertTo(frame, out, false);
        gui.repaint();
        try {
            Thread.sleep(22);
        } catch (InterruptedException e) {
        }
    }
    System.out.println("Only read FPS = " + (totalNano / 1000000.0) / sequence.getFrameNumber());
}