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

Example 11 with ImageBase

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

the class TestPixelMath method testMultiplyBounded.

private void testMultiplyBounded(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase input = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase output = GeneralizedImageOps.createImage(paramTypes[4], width, height, numBands);
    GImageMiscOps.fillUniform(input, rand, 0, 20);
    int numBands = input.getImageType().getNumBands();
    if (input.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(input, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(input, rand, 0, 20);
    }
    if (input.getImageType().getDataType().isInteger())
        m.invoke(null, input, 2, -30, 30, output);
    else
        m.invoke(null, input, 2.0f, -30f, 30f, output);
    float tol = input.getImageType().getDataType().isInteger() ? 1 : 1e-4f;
    GImageMultiBand a = FactoryGImageMultiBand.wrap(input);
    GImageMultiBand b = FactoryGImageMultiBand.wrap(output);
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            a.get(j, i, pixelA);
            b.get(j, i, pixelB);
            for (int k = 0; k < numBands; k++) {
                float expected = pixelA[k] * 2;
                float found = pixelB[k];
                if (expected < -30)
                    expected = -30;
                if (expected > 30)
                    expected = 30;
                assertEquals(expected, found, tol);
            }
        }
    }
}

Example 12 with ImageBase

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

the class TestPixelMath method testMinus.

private void testMinus(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    boolean imageFirst = ImageBase.class.isAssignableFrom(paramTypes[0]);
    int indexImg = imageFirst ? 0 : 1;
    ImageBase input = GeneralizedImageOps.createImage(paramTypes[indexImg], width, height, numBands);
    ImageBase output = GeneralizedImageOps.createImage(paramTypes[indexImg], width, height, numBands);
    int numBands = input.getImageType().getNumBands();
    float val = imageFirst ? 2 : 20;
    Object scalar;
    if (input.getImageType().getDataType().isInteger()) {
        if (imageFirst) {
            GImageMiscOps.fillUniform(input, rand, 10, 25);
        } else {
            GImageMiscOps.fillUniform(input, rand, 3, 10);
        }
        scalar = (int) val;
    } else {
        GImageMiscOps.fillUniform(input, rand, -20, 20);
        scalar = val;
    }
    Object[] args = imageFirst ? new Object[] { input, scalar, output } : new Object[] { scalar, input, output };
    m.invoke(null, args);
    GImageMultiBand a = FactoryGImageMultiBand.wrap(input);
    GImageMultiBand b = FactoryGImageMultiBand.wrap(output);
    float tol = input.getImageType().getDataType().isInteger() ? 1 : 1e-4f;
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            a.get(j, i, pixelA);
            b.get(j, i, pixelB);
            for (int k = 0; k < numBands; k++) {
                if (imageFirst)
                    assertEquals(pixelA[k] - val, pixelB[k], tol);
                else
                    assertEquals(i + " " + j + " " + k, val - pixelA[k], pixelB[k], tol);
            }
        }
    }
}

Example 13 with ImageBase

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

the class TestPixelMath method testMultiply.

private void testMultiply(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase input = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase output = GeneralizedImageOps.createImage(paramTypes[2], width, height, numBands);
    GImageMiscOps.fillUniform(input, rand, 0, 20);
    int numBands = input.getImageType().getNumBands();
    if (input.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(input, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(input, rand, 0, 20);
    }
    if (input.getImageType().getDataType().isInteger())
        m.invoke(null, input, 2, output);
    else
        m.invoke(null, input, 2.0f, output);
    GImageMultiBand a = FactoryGImageMultiBand.wrap(input);
    GImageMultiBand b = FactoryGImageMultiBand.wrap(output);
    double tol = input.getImageType().getDataType().isInteger() ? 1 : 1e-4;
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            a.get(j, i, pixelA);
            b.get(j, i, pixelB);
            for (int k = 0; k < numBands; k++) {
                assertEquals(pixelA[k] * 2, pixelB[k], tol);
            }
        }
    }
}

Example 14 with ImageBase

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

the class TestPixelMath method testPlusBounded.

private void testPlusBounded(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase input = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase output = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    int numBands = input.getImageType().getNumBands();
    if (input.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(input, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(input, rand, 0, 20);
    }
    if (input.getImageType().getDataType().isInteger())
        m.invoke(null, input, 2, -10, 12, output);
    else
        m.invoke(null, input, 2.0f, -10f, 12f, output);
    GImageMultiBand a = FactoryGImageMultiBand.wrap(input);
    GImageMultiBand b = FactoryGImageMultiBand.wrap(output);
    float tol = input.getImageType().getDataType().isInteger() ? 1 : 1e-4f;
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            a.get(j, i, pixelA);
            b.get(j, i, pixelB);
            for (int k = 0; k < numBands; k++) {
                float expected = pixelA[k] + 2;
                float found = pixelB[k];
                if (expected < -10)
                    expected = -10;
                if (expected > 12)
                    expected = 12;
                assertEquals(i + " " + j + " " + k, expected, found, tol);
            }
        }
    }
}

Example 15 with ImageBase

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

the class TestPixelMath method testDivide.

private void testDivide(Method m) throws InvocationTargetException, IllegalAccessException {
    Class[] paramTypes = m.getParameterTypes();
    ImageBase input = GeneralizedImageOps.createImage(paramTypes[0], width, height, numBands);
    ImageBase output = GeneralizedImageOps.createImage(paramTypes[2], width, height, numBands);
    int numBands = input.getImageType().getNumBands();
    GImageMiscOps.fillUniform(input, rand, 0, 20);
    if (input.getImageType().getDataType().isSigned()) {
        GImageMiscOps.fillUniform(input, rand, -20, 20);
    } else {
        GImageMiscOps.fillUniform(input, rand, 0, 20);
    }
    if (input.getImageType().getDataType().isInteger())
        m.invoke(null, input, 10, output);
    else
        m.invoke(null, input, 10.0f, output);
    double tol = input.getImageType().getDataType().isInteger() ? 1 : 1e-4;
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            for (int k = 0; k < numBands; k++) {
                double valA = GeneralizedImageOps.get(input, j, i, k);
                double valB = GeneralizedImageOps.get(output, j, i, k);
                assertEquals(valA / 10.0, valB, tol);
            }
        }
    }
}