public void FromDataset_WindowCenterWidth_ReturnsSameAsFromWindowLevel(
ushort bitsAllocated,
ushort bitsStored,
ushort pixelRepresentation,
double rescaleSlope,
double rescaleIntercept,
double windowWidth,
double windowCenter,
string voiLutFunction)
{
var dataset = new DicomDataset(
new DicomCodeString(DicomTag.PhotometricInterpretation, "MONOCHROME1"),
new DicomUnsignedShort(DicomTag.BitsAllocated, bitsAllocated),
new DicomUnsignedShort(DicomTag.BitsStored, bitsStored),
new DicomUnsignedShort(DicomTag.PixelRepresentation, pixelRepresentation),
new DicomDecimalString(DicomTag.RescaleSlope, (decimal)rescaleSlope),
new DicomDecimalString(DicomTag.RescaleIntercept, (decimal)rescaleIntercept),
new DicomDecimalString(DicomTag.WindowWidth, (decimal)windowWidth),
new DicomDecimalString(DicomTag.WindowCenter, (decimal)windowCenter),
new DicomCodeString(DicomTag.VOILUTFunction, voiLutFunction));
var expected = GrayscaleRenderOptions.FromWindowLevel(dataset);
var actual = GrayscaleRenderOptions.FromDataset(dataset);
Assert.Equal(expected.WindowWidth, actual.WindowWidth);
Assert.Equal(expected.WindowCenter, actual.WindowCenter);
}
public void FromWindowLevel_ValidInput_CorrectOutput(
ushort bitsAllocated,
ushort bitsStored,
ushort pixelRepresentation,
double rescaleSlope,
double rescaleIntercept,
double windowWidth,
double windowCenter,
string voiLutFunction)
{
var dataset = new DicomDataset(
new DicomUnsignedShort(DicomTag.BitsAllocated, bitsAllocated),
new DicomUnsignedShort(DicomTag.BitsStored, bitsStored),
new DicomUnsignedShort(DicomTag.PixelRepresentation, pixelRepresentation),
new DicomDecimalString(DicomTag.RescaleSlope, (decimal)rescaleSlope),
new DicomDecimalString(DicomTag.RescaleIntercept, (decimal)rescaleIntercept),
new DicomDecimalString(DicomTag.WindowWidth, (decimal)windowWidth),
new DicomDecimalString(DicomTag.WindowCenter, (decimal)windowCenter),
new DicomCodeString(DicomTag.VOILUTFunction, voiLutFunction));
var actual = GrayscaleRenderOptions.FromWindowLevel(dataset);
Assert.Equal(windowWidth, actual.WindowWidth);
Assert.Equal(windowCenter, actual.WindowCenter);
}
