public void AppliesThinningOnImage()
{
var structuringElement = new StructuringElement(
new[, ]
{
{ 0, 0, -1 },
{ 1, 1, -1 },
{ -1, -1, -1 }
});
var inputImage = BinaryImage.FromByteArray(
new byte[, ]
{
{ 0, 0, 0 },
{ 1, 1, 1 },
{ 1, 1, 1 }
});
var expected = BinaryImage.FromByteArray(
new byte[, ]
{
{ 0, 0, 0 },
{ 1, 0, 0 },
{ 1, 1, 1 }
});
var structuringElements = new[] { structuringElement };
var result = Thinner.Thinning(inputImage, structuringElements);
result.Should().Be(
expected,
$"result:\r\n{result.ToMatrixString()}\r\n should be as expected:\r\n{expected.ToMatrixString()}");
}
public void DisplaysContentAsMatrixString()
{
const string Expected = "x10\r\nx01\r\nx1x";
var sampleStructuringElement = new StructuringElement(
new[, ]
{
{ -1, 1, 0 },
{ -1, 0, 1 },
{ -1, 1, -1 }
});
var result = sampleStructuringElement.ToString();
result.Should().Be(Expected);
}
public void MatchesMatrixToStructuringElement()
{
var structuringElement = new StructuringElement(
new[, ]
{
{ 0, 0, 0 },
{ -1, -1, -1 },
{ 1, 1, 1 }
});
var matchingMatrix = new BinaryMatrix(
new byte[, ]
{
{ 0, 0, 0 },
{ 1, 0, 0 },
{ 1, 1, 1 }
});
bool result = Thinner.MatchMatrixToStructuringElement(
matchingMatrix,
structuringElement);
result.Should().BeTrue();
}