public void ShouldModifyInputImageForNonTrivialNonUniformityModel()
{
// Given
var nonUniformityModel = new NonUniformityModel(new[] { 1, 0, 0.5, 0.25 }, new[] { 5.0, 0, -4, 5 }, new ImageModel(2, 2, ImageBitDepth.Bpp8));
var imageModel = new ImageModel(2, 2, ImageBitDepth.Bpp8);
var inputImage = new Image(new ushort[] { 5, 0, 2, 8 }, imageModel);
var correctionAlgorithm = new TwoPointNonUniformityCorrectionAlgorithm(new TwoPointNonUniformityCorrectionTemplate {
NonUniformityModel = nonUniformityModel
});
// When
var correctedImage = correctionAlgorithm.ProcessImage(inputImage);
// Then
Assert.AreNotEqual(inputImage, correctedImage);
}
public void ShouldThrowErrorWhenTryingToCorrectImageOfDifferentModelThanNonUniformityImageModel()
{
// Given
var imageModel = new ImageModel(4, 2, ImageBitDepth.Bpp12);
var inputImage = new Image(new ushort[] { 5, 0, 2, 8, 2, 8, 2, 8 }, imageModel);
var nonUniformityModel = new NonUniformityModel(new[] { 1, 0, 0.5, 0.25 }, new[] { 5.0, 0, -4, 5 }, new ImageModel(2, 2, ImageBitDepth.Bpp8));
var correctionAlgorithm = new TwoPointNonUniformityCorrectionAlgorithm(new TwoPointNonUniformityCorrectionTemplate {
NonUniformityModel = nonUniformityModel
});
// When
// Then
Assert.Throws <ImageModelMismatchException>(() => { correctionAlgorithm.ProcessImage(inputImage); });
}
public void ShouldReturnSameImageWhenProvidedDefaultNonUniformityModel()
{
// Given
var nonUniformityModel = new DefaultNonUniformityModel(new ImageModel(2, 2, ImageBitDepth.Bpp8));
var correctionAlgorithm = new TwoPointNonUniformityCorrectionAlgorithm(new TwoPointNonUniformityCorrectionTemplate {
NonUniformityModel = nonUniformityModel
});
var imageModel = new ImageModel(2, 2, ImageBitDepth.Bpp8);
var image = new Image(new ushort[] { 1, 2, 3, 4 }, imageModel);
// When
var correctedImage = correctionAlgorithm.ProcessImage(image);
// Then
Assert.AreEqual(correctedImage, image);
}
