Examples with FloatProcessor ij.process.FloatProcessor used on opensource projects

Example 66 with FloatProcessor

use of ij.process.FloatProcessor in project GDSC-SMLM by aherbert.

the class ImageJImagePeakResultsTest method canInterpolateDownInYAtPixelEdge.

@Test
void canInterpolateDownInYAtPixelEdge() {
    final ImageJImagePeakResults r = new ImageJImagePeakResults(title, bounds, 1);
    r.setDisplayFlags(ImageJImagePeakResults.DISPLAY_WEIGHTED);
    final FloatProcessor fp = new FloatProcessor(bounds.width, bounds.height);
    begin(r);
    addValue(r, 1.5f, 1f, 2);
    fp.putPixelValue(1, 0, 1);
    fp.putPixelValue(1, 1, 1);
    r.end();
    final float[] expecteds = getImage(fp);
    final float[] actuals = getImage(r);
    Assertions.assertArrayEquals(expecteds, actuals);
}

Example 67 with FloatProcessor

use of ij.process.FloatProcessor in project GDSC-SMLM by aherbert.

the class ImageJImagePeakResultsTest method canInterpolateUpInXAtPixelEdge.

@Test
void canInterpolateUpInXAtPixelEdge() {
    final ImageJImagePeakResults r = new ImageJImagePeakResults(title, bounds, 1);
    r.setDisplayFlags(ImageJImagePeakResults.DISPLAY_WEIGHTED);
    final FloatProcessor fp = new FloatProcessor(bounds.width, bounds.height);
    begin(r);
    addValue(r, 2f, 1.5f, 2);
    fp.putPixelValue(1, 1, 1);
    fp.putPixelValue(2, 1, 1);
    r.end();
    final float[] expecteds = getImage(fp);
    final float[] actuals = getImage(r);
    Assertions.assertArrayEquals(expecteds, actuals);
}

Example 68 with FloatProcessor

use of ij.process.FloatProcessor in project GDSC-SMLM by aherbert.

the class ImageJImagePeakResultsTest method noInterpolateUpInYAtImageEdge.

@Test
void noInterpolateUpInYAtImageEdge() {
    final ImageJImagePeakResults r = new ImageJImagePeakResults(title, bounds, 1);
    r.setDisplayFlags(ImageJImagePeakResults.DISPLAY_WEIGHTED);
    final FloatProcessor fp = new FloatProcessor(bounds.width, bounds.height);
    begin(r);
    addValue(r, 1.5f, 2.5f, 2);
    fp.putPixelValue(1, 2, 2);
    r.end();
    final float[] expecteds = getImage(fp);
    final float[] actuals = getImage(r);
    Assertions.assertArrayEquals(expecteds, actuals);
}

Example 69 with FloatProcessor

use of ij.process.FloatProcessor in project GDSC-SMLM by aherbert.

the class FloatDht3DTest method createOctantsStack.

static ImageStack createOctantsStack(int width, int height, int depth) {
    final int w_2 = width / 2;
    final int stepH2 = height / 2;
    final int d_2 = depth / 2;
    final ImageStack stack = new ImageStack(width, height, depth);
    final FloatProcessor fp = new FloatProcessor(width, height);
    final float[] pixels = (float[]) fp.getPixels();
    fill(fp, w_2, 0, w_2, stepH2, 1);
    fill(fp, 0, 0, w_2, stepH2, 2);
    fill(fp, 0, stepH2, w_2, stepH2, 3);
    fill(fp, w_2, stepH2, w_2, stepH2, 4);
    for (int z = 0; z < d_2; z++) {
        stack.setPixels(pixels.clone(), 1 + z);
    }
    fill(fp, w_2, 0, w_2, stepH2, 5);
    fill(fp, 0, 0, w_2, stepH2, 6);
    fill(fp, 0, stepH2, w_2, stepH2, 7);
    fill(fp, w_2, stepH2, w_2, stepH2, 8);
    for (int z = d_2; z < depth; z++) {
        stack.setPixels(pixels.clone(), 1 + z);
    }
    return stack;
}

Example 70 with FloatProcessor

use of ij.process.FloatProcessor in project GDSC-SMLM by aherbert.

the class ImageConverterTest method canGetCropData.

@SeededTest
void canGetCropData(RandomSeed seed) {
    final ImageConverterTestData data = (ImageConverterTestData) dataCache.computeIfAbsent(seed, ImageConverterTest::createData);
    final byte[] bdata = data.bdata;
    final short[] sdata = data.sdata;
    final float[] fdata = data.fdata;
    final UniformRandomProvider rand = RngUtils.create(seed.getSeed());
    final ImageExtractor ie = ImageExtractor.wrap(fdata, w, h);
    for (int i = 0; i < 10; i++) {
        final Rectangle bounds = ie.getBoxRegionBounds(10 + rand.nextInt(w - 20), 10 + rand.nextInt(h - 20), 5 + rand.nextInt(5));
        final FloatProcessor ip = new FloatProcessor(w, h, fdata.clone());
        ip.setRoi(bounds);
        final float[] fe = (float[]) (ip.crop().getPixels());
        Assertions.assertArrayEquals(fe, ImageJImageConverter.getData(bdata, w, h, bounds, null));
        Assertions.assertArrayEquals(fe, ImageJImageConverter.getData(sdata, w, h, bounds, null));
        Assertions.assertArrayEquals(fe, ImageJImageConverter.getData(fdata, w, h, bounds, null));
        // Check the double format
        final double[] de = SimpleArrayUtils.toDouble(fe);
        Assertions.assertArrayEquals(de, ImageJImageConverter.getDoubleData(bdata, w, h, bounds, null));
        Assertions.assertArrayEquals(de, ImageJImageConverter.getDoubleData(sdata, w, h, bounds, null));
        Assertions.assertArrayEquals(de, ImageJImageConverter.getDoubleData(fdata, w, h, bounds, null));
    }
}