Examples with ImageBase boofcv.struct.image.ImageBase used on opensource projects

Example 41 with ImageBase

use of boofcv.struct.image.ImageBase in project BoofCV by lessthanoptimal.

the class TestPixelMath method testAbs.

private void testAbs(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase inputA = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase inputB = GeneralizedImageOps.createImage(paramTypes[1], width, height, numBands);
    int numBands = inputA.getImageType().getNumBands();
    if (inputA.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(inputA, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(inputA, rand, 0, 20);
    }
    m.invoke(null, inputA, inputB);
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            for (int k = 0; k < numBands; k++) {
                double a = GeneralizedImageOps.get(inputA, j, i, k);
                double b = GeneralizedImageOps.get(inputB, j, i, k);
                assertEquals(Math.abs(a), b, 1e-4);
            }
        }
    }
}

Example 42 with ImageBase

use of boofcv.struct.image.ImageBase in project BoofCV by lessthanoptimal.

the class TestPixelMath method testDiffAbs.

private void testDiffAbs(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase inputA = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase inputB = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase inputC = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    int numBands = inputA.getImageType().getNumBands();
    if (inputA.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(inputA, rand, -20, 20);
        GImageMiscOps.fillUniform(inputB, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(inputA, rand, 0, 20);
        GImageMiscOps.fillUniform(inputB, rand, -20, 20);
    }
    m.invoke(null, inputA, inputB, inputC);
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            for (int k = 0; k < numBands; k++) {
                double v = GeneralizedImageOps.get(inputA, j, i, k) - GeneralizedImageOps.get(inputB, j, i, k);
                double valC = GeneralizedImageOps.get(inputC, j, i, k);
                assertEquals(Math.abs(v), valC, 1e-4);
            }
        }
    }
}

Example 43 with ImageBase

use of boofcv.struct.image.ImageBase in project BoofCV by lessthanoptimal.

the class TestGImageStatistics method createInputParam.

@Override
protected Object[][] createInputParam(Method candidate, Method validation) {
    Class<?>[] param = validation.getParameterTypes();
    String name = candidate.getName();
    ImageBase inputA = GeneralizedImageOps.createImage((Class) param[0], width, height, numBands);
    ImageBase inputB = null;
    Object[][] ret = new Object[1][param.length];
    if (name.equals("maxAbs")) {
        ret[0][0] = inputA;
    } else if (name.equals("max")) {
        ret[0][0] = inputA;
    } else if (name.equals("min")) {
        ret[0][0] = inputA;
    } else if (name.equals("sum")) {
        ret[0][0] = inputA;
    } else if (name.equals("mean")) {
        ret[0][0] = inputA;
    } else if (name.equals("variance")) {
        ret[0][0] = inputA;
        ret[0][1] = 3;
    } else if (name.equals("meanDiffSq")) {
        inputB = GeneralizedImageOps.createImage((Class) param[1], width, height, numBands);
        ret[0][0] = inputA;
        ret[0][1] = inputB;
    } else if (name.equals("meanDiffAbs")) {
        inputB = GeneralizedImageOps.createImage((Class) param[1], width, height, numBands);
        ret[0][0] = inputA;
        ret[0][1] = inputB;
    } else if (name.equals("histogram")) {
        int histogramSize = 10;
        if (inputA.getImageType().getDataType().isSigned())
            histogramSize += 11;
        ret[0][0] = inputA;
        ret[0][1] = -10;
        ret[0][2] = new int[histogramSize];
    }
    fillRandom(inputA);
    fillRandom(inputB);
    return ret;
}

Example 44 with ImageBase

use of boofcv.struct.image.ImageBase in project BoofCV by lessthanoptimal.

the class GenericFiducialDetectorChecks method modifyInput.

/**
 * Makes sure the input is not modified
 */
@Test
public void modifyInput() {
    for (ImageType type : types) {
        ImageBase image = loadImage(type);
        ImageBase orig = image.clone();
        FiducialDetector detector = createDetector(type);
        detector.setLensDistortion(loadDistortion(true), image.width, image.height);
        detector.detect(image);
        BoofTesting.assertEquals(image, orig, 0);
    }
}

Example 45 with ImageBase

use of boofcv.struct.image.ImageBase 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());
}