Examples with ImageRectangle boofcv.struct.ImageRectangle used on opensource projects

Example 1 with ImageRectangle

use of boofcv.struct.ImageRectangle in project BoofCV by lessthanoptimal.

the class ImplIntegralImageOps method convolve.

public static void convolve(GrayF32 integral, IntegralKernel kernel, GrayF32 output) {
    for (int y = 0; y < integral.height; y++) {
        for (int x = 0; x < integral.width; x++) {
            float total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
    }
}

Example 2 with ImageRectangle

use of boofcv.struct.ImageRectangle in project BoofCV by lessthanoptimal.

the class ImplIntegralImageOps method convolveBorder.

public static void convolveBorder(GrayS64 integral, IntegralKernel kernel, GrayS64 output, int borderX, int borderY) {
    for (int x = 0; x < integral.width; x++) {
        for (int y = 0; y < borderY; y++) {
            long total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
        for (int y = integral.height - borderY; y < integral.height; y++) {
            long total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
    }
    int endY = integral.height - borderY;
    for (int y = borderY; y < endY; y++) {
        for (int x = 0; x < borderX; x++) {
            long total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
        for (int x = integral.width - borderX; x < integral.width; x++) {
            long total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
    }
}

Example 3 with ImageRectangle

use of boofcv.struct.ImageRectangle in project BoofCV by lessthanoptimal.

the class ImplIntegralImageOps method convolveBorder.

public static void convolveBorder(GrayF32 integral, IntegralKernel kernel, GrayF32 output, int borderX, int borderY) {
    for (int x = 0; x < integral.width; x++) {
        for (int y = 0; y < borderY; y++) {
            float total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
        for (int y = integral.height - borderY; y < integral.height; y++) {
            float total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
    }
    int endY = integral.height - borderY;
    for (int y = borderY; y < endY; y++) {
        for (int x = 0; x < borderX; x++) {
            float total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
        for (int x = integral.width - borderX; x < integral.width; x++) {
            float total = 0;
            for (int i = 0; i < kernel.blocks.length; i++) {
                ImageRectangle b = kernel.blocks[i];
                total += block_zero(integral, x + b.x0, y + b.y0, x + b.x1, y + b.y1) * kernel.scales[i];
            }
            output.set(x, y, total);
        }
    }
}

Example 4 with ImageRectangle

use of boofcv.struct.ImageRectangle in project BoofCV by lessthanoptimal.

the class TestImplIntegralImageOps method convolve.

public void convolve(Method m) throws InvocationTargetException, IllegalAccessException {
    Kernel2D_S32 kernel = new Kernel2D_S32(3, new int[] { 1, 1, 1, 2, 2, 2, 1, 1, 1 });
    GrayU8 input = new GrayU8(width, height);
    GrayS32 expected = new GrayS32(width, height);
    GImageMiscOps.fillUniform(input, rand, 0, 10);
    ImageBorder_S32 border = FactoryImageBorderAlgs.value(input, 0);
    ConvolveImage.convolve(kernel, input, expected, border);
    Class[] paramType = m.getParameterTypes();
    Class inputType = paramType[0];
    Class outputType = paramType[2];
    ImageGray inputII = GeneralizedImageOps.createSingleBand(inputType, width, height);
    ImageGray integral = GeneralizedImageOps.createSingleBand(outputType, width, height);
    ImageGray expectedII = GeneralizedImageOps.createSingleBand(outputType, width, height);
    ImageGray found = GeneralizedImageOps.createSingleBand(outputType, width, height);
    GConvertImage.convert(input, inputII);
    GConvertImage.convert(expected, expectedII);
    GIntegralImageOps.transform(inputII, integral);
    IntegralKernel kernelII = new IntegralKernel(2);
    kernelII.blocks[0] = new ImageRectangle(-2, -2, 1, 1);
    kernelII.blocks[1] = new ImageRectangle(-2, -1, 1, 0);
    kernelII.scales = new int[] { 1, 1 };
    m.invoke(null, integral, kernelII, found);
    BoofTesting.assertEqualsRelative(expected, found, 1e-4f);
}

Example 5 with ImageRectangle

use of boofcv.struct.ImageRectangle in project BoofCV by lessthanoptimal.

the class TestImplIntegralImageOps method convolveBorder.

public void convolveBorder(Method m) throws InvocationTargetException, IllegalAccessException {
    Kernel2D_S32 kernel = new Kernel2D_S32(3, new int[] { 1, 1, 1, 2, 2, 2, 1, 1, 1 });
    GrayU8 input = new GrayU8(width, height);
    GrayS32 expected = new GrayS32(width, height);
    GImageMiscOps.fillUniform(input, rand, 0, 10);
    ImageBorder_S32 border = FactoryImageBorderAlgs.value(input, 0);
    ConvolveImage.convolve(kernel, input, expected, border);
    Class[] paramType = m.getParameterTypes();
    Class inputType = paramType[0];
    Class outputType = paramType[2];
    ImageGray inputII = GeneralizedImageOps.createSingleBand(inputType, width, height);
    ImageGray integral = GeneralizedImageOps.createSingleBand(outputType, width, height);
    ImageGray expectedII = GeneralizedImageOps.createSingleBand(outputType, width, height);
    ImageGray found = GeneralizedImageOps.createSingleBand(outputType, width, height);
    GConvertImage.convert(input, inputII);
    GConvertImage.convert(expected, expectedII);
    GIntegralImageOps.transform(inputII, integral);
    IntegralKernel kernelII = new IntegralKernel(2);
    kernelII.blocks[0] = new ImageRectangle(-2, -2, 1, 1);
    kernelII.blocks[1] = new ImageRectangle(-2, -1, 1, 0);
    kernelII.scales = new int[] { 1, 1 };
    m.invoke(null, integral, kernelII, found, 4, 5);
    BoofTesting.assertEqualsBorder(expected, found, 1e-4f, 4, 5);
}