Examples with GrayS32 boofcv.struct.image.GrayS32 used on opensource projects

Example 36 with GrayS32

use of boofcv.struct.image.GrayS32 in project BoofCV by lessthanoptimal.

the class TestWatershedVincentSoille1991_Connect4 method example5.

@Test
public void example5() {
    GrayU8 image = new GrayU8(5, 4);
    image.data = new byte[] { 1, 1, 1, 5, 5, 1, 1, 1, 5, 5, 0, 1, 1, 5, 5, 1, 1, 1, 5, 5 };
    WatershedVincentSoille1991 alg = new WatershedVincentSoille1991.Connect4();
    alg.process(image);
    GrayS32 found = alg.getOutput();
    // found.print();
    assertEquals(2, alg.getTotalRegions());
    for (int y = 0; y < image.height; y++) {
        for (int x = 0; x < image.width; x++) {
            assertEquals(1, found.get(x, y));
        }
    }
}

Example 37 with GrayS32

use of boofcv.struct.image.GrayS32 in project BoofCV by lessthanoptimal.

the class TestWatershedVincentSoille1991_Connect4 method example0.

@Test
public void example0() {
    GrayU8 image = new GrayU8(3, 4);
    image.data = new byte[] { 1, 5, 1, 1, 5, 1, 1, 5, 1, 1, 5, 1 };
    WatershedVincentSoille1991 alg = new WatershedVincentSoille1991.Connect4();
    alg.process(image);
    assertEquals(3, alg.getTotalRegions());
    GrayS32 found = alg.getOutput();
    int a = found.get(0, 0);
    int b = found.get(2, 0);
    assertTrue(a > 0);
    assertTrue(b > 0);
    assertTrue(a != b);
    for (int y = 0; y < image.height; y++) {
        assertEquals(a, found.get(0, y));
        assertEquals(0, found.get(1, y));
        assertEquals(b, found.get(2, y));
    }
}

Example 38 with GrayS32

use of boofcv.struct.image.GrayS32 in project BoofCV by lessthanoptimal.

the class TestWatershedVincentSoille1991_Connect4 method exampleSeeds0.

@Test
public void exampleSeeds0() {
    GrayU8 image = new GrayU8(4, 4);
    image.data = new byte[] { 1, 5, 5, 1, 1, 5, 5, 1, 1, 5, 5, 1, 1, 5, 5, 1 };
    GrayS32 seed = new GrayS32(4, 4);
    seed.data = new int[] { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
    WatershedVincentSoille1991 alg = new WatershedVincentSoille1991.Connect4();
    alg.process(image, seed);
    GrayS32 found = alg.getOutput();
    // the whole thing should be filled with 1
    for (int y = 0; y < image.height; y++) {
        for (int x = 0; x < image.width; x++) {
            assertEquals(1, found.get(x, y));
        }
    }
}

Example 39 with GrayS32

use of boofcv.struct.image.GrayS32 in project BoofCV by lessthanoptimal.

the class TestWatershedVincentSoille1991_Connect4 method exampleSeeds2.

@Test
public void exampleSeeds2() {
    GrayU8 image = new GrayU8(4, 4);
    image.data = new byte[] { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 };
    // try multiple seeds
    GrayS32 seed = new GrayS32(4, 4);
    seed.data = new int[] { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2 };
    int[] expected = new int[] { 1, 1, 1, 0, 1, 1, 0, 2, 1, 0, 2, 2, 0, 2, 2, 2 };
    WatershedVincentSoille1991 alg = new WatershedVincentSoille1991.Connect4();
    alg.process(image, seed);
    GrayS32 found = alg.getOutput();
    // found.print();
    int index = 0;
    for (int y = 0; y < image.height; y++) {
        for (int x = 0; x < image.width; x++) {
            assertEquals(expected[index++], found.get(x, y));
        }
    }
}

Example 40 with GrayS32

use of boofcv.struct.image.GrayS32 in project BoofCV by lessthanoptimal.

the class TestWatershedVincentSoille1991_Connect4 method example1.

@Test
public void example1() {
    GrayU8 image = new GrayU8(4, 4);
    image.data = new byte[] { 1, 5, 5, 1, 1, 5, 5, 1, 1, 5, 5, 1, 1, 5, 5, 1 };
    WatershedVincentSoille1991 alg = new WatershedVincentSoille1991.Connect4();
    alg.process(image);
    assertEquals(3, alg.getTotalRegions());
    GrayS32 found = alg.getOutput();
    int a = found.get(0, 0);
    int b = found.get(3, 0);
    assertTrue(a > 0);
    assertTrue(b > 0);
    assertTrue(a != b);
    for (int y = 0; y < image.height; y++) {
        assertEquals(a, found.get(0, y));
        assertEquals(a, found.get(1, y));
        assertEquals(b, found.get(2, y));
        assertEquals(b, found.get(3, y));
    }
}