/// <summary> Construct a 3 component transform based on an input RestricedICCProfile
/// This transform will pass the input throught a floating point lut (LookUpTableFP),
/// apply a matrix to the output and finally pass the intermediate buffer through
/// a 8-bit lut (LookUpTable8). This operation will be designated (LFP*M*L8) * Data
/// The operators (LFP*M*L8) are constructed here. Although the data for
/// only one component is returned, the transformation must be done for all
/// components, because the matrix application involves a linear combination of
/// component input to produce the output.
/// </summary>
/// <param name="ricc">input profile
/// </param>
/// <param name="dwMaxValue">clipping value for output.
/// </param>
/// <param name="dwMaxCols">number of columns to transform
/// </param>
/// <param name="dwMaxRows">number of rows to transform
/// </param>
public MatrixBasedTransformTosRGB(RestrictedICCProfile ricc, int[] dwMaxValue, int[] dwShiftValue)
{
// Assure the proper type profile for this xform.
if (ricc.Type != RestrictedICCProfile.kThreeCompInput)
{
throw new System.ArgumentException("MatrixBasedTransformTosRGB: wrong type ICCProfile supplied");
}
int c; // component index.
this.dwMaxValue = dwMaxValue;
this.dwShiftValue = dwShiftValue;
// Create the LUTFP from the input profile.
for (c = 0; c < 3; ++c)
{
fLut[c] = LookUpTableFP.createInstance(ricc.trc[c], dwMaxValue[c] + 1);
}
// Create the Input linear to PCS matrix
matrix = createMatrix(ricc, dwMaxValue); // Create and matrix from the ICC profile.
// Create the final LUT32
lut = LookUpTable32LinearSRGBtoSRGB.createInstance(dwMaxValue[0], dwMaxValue[0], ksRGBShadowCutoff, ksRGBShadowSlope, ksRGBScaleAfterExp, ksRGBExponent, ksRGBReduceAfterExp);
}
/// <summary> Construct a 3 component transform based on an input RestricedICCProfile
/// This transform will pass the input throught a floating point lut (LookUpTableFP),
/// apply a matrix to the output and finally pass the intermediate buffer through
/// a 8-bit lut (LookUpTable8). This operation will be designated (LFP*M*L8) * Data
/// The operators (LFP*M*L8) are constructed here. Although the data for
/// only one component is returned, the transformation must be done for all
/// components, because the matrix application involves a linear combination of
/// component input to produce the output.
/// </summary>
/// <param name="ricc">input profile
/// </param>
/// <param name="dwMaxValue">clipping value for output.
/// </param>
/// <param name="dwMaxCols">number of columns to transform
/// </param>
/// <param name="dwMaxRows">number of rows to transform
/// </param>
public MatrixBasedTransformTosRGB(RestrictedICCProfile ricc, int[] dwMaxValue, int[] dwShiftValue)
{
// Assure the proper type profile for this xform.
if (ricc.Type != RestrictedICCProfile.kThreeCompInput)
throw new System.ArgumentException("MatrixBasedTransformTosRGB: wrong type ICCProfile supplied");
int c; // component index.
this.dwMaxValue = dwMaxValue;
this.dwShiftValue = dwShiftValue;
// Create the LUTFP from the input profile.
for (c = 0; c < 3; ++c)
{
fLut[c] = LookUpTableFP.createInstance(ricc.trc[c], dwMaxValue[c] + 1);
}
// Create the Input linear to PCS matrix
matrix = createMatrix(ricc, dwMaxValue); // Create and matrix from the ICC profile.
// Create the final LUT32
lut = LookUpTable32LinearSRGBtoSRGB.createInstance(dwMaxValue[0], dwMaxValue[0], ksRGBShadowCutoff, ksRGBShadowSlope, ksRGBScaleAfterExp, ksRGBExponent, ksRGBReduceAfterExp);
}
