/// <summary>
/// Initialize new instance of <seealso cref="GenericGrayscalePipeline"/> which consist of the following sequence
/// Rescale (Modality) LUT -> VOI LUT -> Output LUT and optionally Invert LUT if specified by grayscale options
/// </summary>
/// <param name="options">Grayscale options to use in the pipeline</param>
public GenericGrayscalePipeline(GrayscaleRenderOptions options)
{
_options = options;
if (options.ModalityLUTSequence != null)
{
_modalityLut = new ModalitySequenceLUT(_options);
}
else if (_options.RescaleSlope != 1.0 || _options.RescaleIntercept != 0.0)
{
_modalityLut = new ModalityRescaleLUT(_options);
}
if (_options.UseVOILUT && options.VOILUTSequence != null)
{
_voiSequenceLut = new VOISequenceLUT(_options);
_voiLut = new VOILinearLUT(GrayscaleRenderOptions.CreateLinearOption(_options.BitDepth, _voiSequenceLut.MinimumOutputValue, _voiSequenceLut.MaximumOutputValue));
}
else
{
_voiLut = VOILUT.Create(_options);
}
_outputLut = new OutputLUT(_options);
if (_options.Invert)
{
_invertLut = new InvertLUT(_outputLut.MinimumOutputValue, _outputLut.MaximumOutputValue);
}
}
public void ColorMap_Monochrome2ImageOptions_ReturnsMonochrome2ColorMap()
{
var file = DicomFile.Open(TestData.Resolve("CT1_J2KI"));
var options = GrayscaleRenderOptions.FromDataset(file.Dataset);
var lut = new OutputLUT(options);
Assert.Same(ColorTable.Monochrome2, lut.ColorMap);
}
public GenericGrayscalePipeline(double slope, double intercept, int bitsStored, bool signed)
{
int minValue = signed ? -(1 << (bitsStored - 1)) : 0;
int maxValue = signed ? (1 << (bitsStored - 1)) : (1 << (bitsStored + 1) - 1);
_rescaleLut = new RescaleLUT(minValue, maxValue, slope, intercept);
_voiLut = new VOILinearLUT(new WindowLevel(maxValue - minValue, (minValue + maxValue) / 2));
_outputLut = new OutputLUT(ColorTable.Monochrome2);
}
/// <summary>
/// Initialize new instance of <seealso cref="GenericGrayscalePipeline"/> which consist of the following sequence
/// Rescale (Modality) LUT -> VOI LUT -> Output LUT and optionally Invert LUT if specified by grayscale options
/// </summary>
/// <param name="options">Grayscale options to use in the pipeline</param>
public GenericGrayscalePipeline(GrayscaleRenderOptions options)
{
if (options.RescaleSlope != 1.0 || options.RescaleIntercept != 0.0)
{
_rescaleLut = new ModalityLUT(options);
}
_voiLut = VOILUT.Create(options);
_outputLut = new OutputLUT(options.Monochrome1 ? ColorTable.Monochrome1 : ColorTable.Monochrome2);
if (options.Invert)
{
_invertLut = new InvertLUT(_outputLut.MinimumOutputValue, _outputLut.MaximumOutputValue);
}
}
/// <summary>
/// Initialize new instance of <seealso cref="GenericGrayscalePipeline"/> which consist of the following sequence
/// Rescale (Modality) LUT -> VOI LUT -> Output LUT and optionally Invert LUT if specified by grayscale options
/// </summary>
/// <param name="options">Grayscale options to use in the pipeline</param>
public GenericGrayscalePipeline(GrayscaleRenderOptions options)
{
_options = options;
if (_options.RescaleSlope != 1.0 || _options.RescaleIntercept != 0.0)
{
_rescaleLut = new ModalityLUT(_options);
}
_voiLut = VOILUT.Create(_options);
_outputLut = new OutputLUT(_options);
if (_options.Invert)
{
_invertLut = new InvertLUT(_outputLut.MinimumOutputValue, _outputLut.MaximumOutputValue);
}
}
public GenericGrayscalePipeline(GrayscaleRenderOptions options)
{
if (options.RescaleSlope != 1.0 || options.RescaleIntercept != 0.0)
{
_rescaleLut = new RescaleLUT(options.BitDepth.MinimumValue, options.BitDepth.MaximumValue,
options.RescaleSlope, options.RescaleIntercept);
}
_voiLut = new VOILinearLUT(options.WindowCenter, options.WindowWidth);
_outputLut = new OutputLUT(options.Monochrome1 ? ColorTable.Monochrome1 : ColorTable.Monochrome2);
if (options.Invert)
{
_invertLut = new InvertLUT(_outputLut.MinimumOutputValue, _outputLut.MaximumOutputValue);
}
}
