public void TestSobelFilter3()
{
//arrange
EdgeDetectionFilter sobel = new SobelFilter();
GreyImage image = new GreyImage(2, 3);
//act
sobel.Apply(image);
}
public void TestSobelFilter5()
{
//arrange
EdgeDetectionFilter sobel = new SobelFilter();
GreyImage image = new GreyImage(5, 4);
image.Pixels[0, 0].Color.Data = 50;
image.Pixels[0, 1].Color.Data = 125;
image.Pixels[0, 2].Color.Data = 22;
image.Pixels[0, 3].Color.Data = 11;
image.Pixels[0, 4].Color.Data = 104;
image.Pixels[1, 0].Color.Data = 12;
image.Pixels[1, 1].Color.Data = 17;
image.Pixels[1, 2].Color.Data = 187;
image.Pixels[1, 3].Color.Data = 0;
image.Pixels[1, 4].Color.Data = 15;
image.Pixels[2, 0].Color.Data = 201;
image.Pixels[2, 1].Color.Data = 100;
image.Pixels[2, 2].Color.Data = 45;
image.Pixels[2, 3].Color.Data = 91;
image.Pixels[2, 4].Color.Data = 17;
image.Pixels[3, 0].Color.Data = 100;
image.Pixels[3, 1].Color.Data = 15;
image.Pixels[3, 2].Color.Data = 18;
image.Pixels[3, 3].Color.Data = 205;
image.Pixels[3, 4].Color.Data = 194;
GreyImage patternImage = new GreyImage(5, 4);
patternImage.Pixels[0, 0].Color.Data = 50;
patternImage.Pixels[0, 1].Color.Data = 125;
patternImage.Pixels[0, 2].Color.Data = 22;
patternImage.Pixels[0, 3].Color.Data = 11;
patternImage.Pixels[0, 4].Color.Data = 104;
patternImage.Pixels[1, 0].Color.Data = 12;
patternImage.Pixels[1, 1].Color.Data = (byte) ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[1, 2].Color.Data = (byte)ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[1, 3].Color.Data = (byte)ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[1, 1].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[1, 2].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[1, 3].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[1, 4].Color.Data = 15;
patternImage.Pixels[2, 0].Color.Data = 201;
patternImage.Pixels[2, 1].Color.Data = (byte)ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[2, 2].Color.Data = (byte)ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[2, 3].Color.Data = (byte)ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[2, 1].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[2, 2].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[2, 3].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[2, 4].Color.Data = 17;
patternImage.Pixels[3, 0].Color.Data = 100;
patternImage.Pixels[3, 1].Color.Data = 15;
patternImage.Pixels[3, 2].Color.Data = 18;
patternImage.Pixels[3, 3].Color.Data = 205;
patternImage.Pixels[3, 4].Color.Data = 194;
patternImage.Pixels[1, 1].Gradient.Strength = 207;
patternImage.Pixels[1, 1].Gradient.Angle = -36;
patternImage.Pixels[1, 2].Gradient.Strength = 186;
patternImage.Pixels[1, 2].Gradient.Angle = 32;
patternImage.Pixels[1, 3].Gradient.Strength = 305;
patternImage.Pixels[1, 3].Gradient.Angle = 18;
patternImage.Pixels[2, 1].Gradient.Strength = 234;
patternImage.Pixels[2, 1].Gradient.Angle = -21;
patternImage.Pixels[2, 2].Gradient.Strength = 205;
patternImage.Pixels[2, 2].Gradient.Angle = 41;
patternImage.Pixels[2, 3].Gradient.Strength = 423;
patternImage.Pixels[2, 3].Gradient.Angle = 82;
//act
image = sobel.Apply(image, 4);
//assert
Assert.IsTrue(image.IsEqual(patternImage));
}
public void TestSobelFilter4()
{
//arrange
EdgeDetectionFilter sobel = new SobelFilter();
GreyImage image = new GreyImage(3, 3);
image.Pixels[0, 0].Color.Data = 50;
image.Pixels[0, 1].Color.Data = 125;
image.Pixels[0, 2].Color.Data = 22;
image.Pixels[1, 0].Color.Data = 12;
image.Pixels[1, 1].Color.Data = 17;
image.Pixels[1, 2].Color.Data = 187;
image.Pixels[2, 0].Color.Data = 201;
image.Pixels[2, 1].Color.Data = 100;
image.Pixels[2, 2].Color.Data = 45;
GreyImage patternImage = new GreyImage(3, 3);
patternImage.Pixels[0, 0].Color.Data = 50;
patternImage.Pixels[0, 1].Color.Data = 125;
patternImage.Pixels[0, 2].Color.Data = 22;
patternImage.Pixels[1, 0].Color.Data = 12;
patternImage.Pixels[1, 1].Color.Data = (byte) ColorBase.MIN_COLOR_VALUE;
patternImage.Pixels[1, 1].BorderType = DigitalImageProcessingLib.BorderType.Border.STRONG;
patternImage.Pixels[1, 2].Color.Data = 187;
patternImage.Pixels[2, 0].Color.Data = 201;
patternImage.Pixels[2, 1].Color.Data = 100;
patternImage.Pixels[2, 2].Color.Data = 45;
patternImage.Pixels[1, 1].Gradient.Angle = -36;
patternImage.Pixels[1, 1].Gradient.Strength = 207;
//act
sobel.Apply(image);
//assert
Assert.IsTrue(image.IsEqual(patternImage));
}
