/// <summary> Parse this ICCProfile into a RestrictedICCProfile
/// which is appropriate to the data in this profile.
/// Either a MonochromeInputRestrictedProfile or
/// MatrixBasedRestrictedProfile is returned
/// </summary>
/// <returns> RestrictedICCProfile
/// </returns>
/// <exception cref="ICCProfileInvalidException">no curve data
/// </exception>
public virtual RestrictedICCProfile parse()
{
// The next step is to determine which Restricted ICC type is used by this profile.
// Unfortunately, the only way to do this is to look through the tag table for
// the tags required by the two types.
// First look for the gray TRC tag. If the profile is indeed an input profile, and this
// tag exists, then the profile is a Monochrome Input profile
ICCCurveType grayTag = (ICCCurveType)tags[(System.Int32)kdwGrayTRCTag];
if (grayTag != null)
{
return(RestrictedICCProfile.createInstance(grayTag));
}
// If it wasn't a Monochrome Input profile, look for the Red Colorant tag. If that
// tag is found and the profile is indeed an input profile, then this profile is
// a Three-Component Matrix-Based Input profile
ICCCurveType rTRCTag = (ICCCurveType)tags[(System.Int32)kdwRedTRCTag];
if (rTRCTag != null)
{
ICCCurveType gTRCTag = (ICCCurveType)tags[(System.Int32)kdwGreenTRCTag];
ICCCurveType bTRCTag = (ICCCurveType)tags[(System.Int32)kdwBlueTRCTag];
ICCXYZType rColorantTag = (ICCXYZType)tags[(System.Int32)kdwRedColorantTag];
ICCXYZType gColorantTag = (ICCXYZType)tags[(System.Int32)kdwGreenColorantTag];
ICCXYZType bColorantTag = (ICCXYZType)tags[(System.Int32)kdwBlueColorantTag];
return(RestrictedICCProfile.createInstance(rTRCTag, gTRCTag, bTRCTag, rColorantTag, gColorantTag, bColorantTag));
}
throw new ICCProfileInvalidException("curve data not found in profile");
}
private double[] createMatrix(RestrictedICCProfile ricc, int[] maxValues)
{
// Coefficients from the input linear to PCS matrix
double dfPCS00 = ICCXYZType.XYZToDouble(ricc.colorant[RED].x);
double dfPCS01 = ICCXYZType.XYZToDouble(ricc.colorant[GREEN].x);
double dfPCS02 = ICCXYZType.XYZToDouble(ricc.colorant[BLUE].x);
double dfPCS10 = ICCXYZType.XYZToDouble(ricc.colorant[RED].y);
double dfPCS11 = ICCXYZType.XYZToDouble(ricc.colorant[GREEN].y);
double dfPCS12 = ICCXYZType.XYZToDouble(ricc.colorant[BLUE].y);
double dfPCS20 = ICCXYZType.XYZToDouble(ricc.colorant[RED].z);
double dfPCS21 = ICCXYZType.XYZToDouble(ricc.colorant[GREEN].z);
double dfPCS22 = ICCXYZType.XYZToDouble(ricc.colorant[BLUE].z);
double[] matrix = new double[9];
matrix[M00] = maxValues[0] * (SRGB00 * dfPCS00 + SRGB01 * dfPCS10 + SRGB02 * dfPCS20);
matrix[M01] = maxValues[0] * (SRGB00 * dfPCS01 + SRGB01 * dfPCS11 + SRGB02 * dfPCS21);
matrix[M02] = maxValues[0] * (SRGB00 * dfPCS02 + SRGB01 * dfPCS12 + SRGB02 * dfPCS22);
matrix[M10] = maxValues[1] * (SRGB10 * dfPCS00 + SRGB11 * dfPCS10 + SRGB12 * dfPCS20);
matrix[M11] = maxValues[1] * (SRGB10 * dfPCS01 + SRGB11 * dfPCS11 + SRGB12 * dfPCS21);
matrix[M12] = maxValues[1] * (SRGB10 * dfPCS02 + SRGB11 * dfPCS12 + SRGB12 * dfPCS22);
matrix[M20] = maxValues[2] * (SRGB20 * dfPCS00 + SRGB21 * dfPCS10 + SRGB22 * dfPCS20);
matrix[M21] = maxValues[2] * (SRGB20 * dfPCS01 + SRGB21 * dfPCS11 + SRGB22 * dfPCS21);
matrix[M22] = maxValues[2] * (SRGB20 * dfPCS02 + SRGB21 * dfPCS12 + SRGB22 * dfPCS22);
return(matrix);
}
/// <summary> Construct the common state of all 3 component RestrictedICCProfiles
///
/// </summary>
/// <param name="rcurve">red curve
/// </param>
/// <param name="gcurve">green curve
/// </param>
/// <param name="bcurve">blue curve
/// </param>
/// <param name="rcolorant">red colorant
/// </param>
/// <param name="gcolorant">green colorant
/// </param>
/// <param name="bcolorant">blue colorant
/// </param>
protected internal RestrictedICCProfile(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant)
{
trc = new ICCCurveType[3];
colorant = new ICCXYZType[3];
trc[RED] = rcurve;
trc[GREEN] = gcurve;
trc[BLUE] = bcurve;
colorant[RED] = rcolorant;
colorant[GREEN] = gcolorant;
colorant[BLUE] = bcolorant;
}
/// <summary> Construct a 3 component RestrictedICCProfile</summary>
/// <param name="rcurve">Red TRC curve
/// </param>
/// <param name="gcurve">Green TRC curve
/// </param>
/// <param name="bcurve">Blue TRC curve
/// </param>
/// <param name="rcolorant">Red colorant
/// </param>
/// <param name="gcolorant">Green colorant
/// </param>
/// <param name="bcolorant">Blue colorant
/// </param>
protected internal MatrixBasedRestrictedProfile(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant):base(rcurve, gcurve, bcurve, rcolorant, gcolorant, bcolorant)
{
}
/// <summary> Factory method which returns a 3 component RestrictedICCProfile</summary>
/// <param name="rcurve">Red TRC curve
/// </param>
/// <param name="gcurve">Green TRC curve
/// </param>
/// <param name="bcurve">Blue TRC curve
/// </param>
/// <param name="rcolorant">Red colorant
/// </param>
/// <param name="gcolorant">Green colorant
/// </param>
/// <param name="bcolorant">Blue colorant
/// </param>
/// <returns> the RestrictedICCProfile
/// </returns>
public static new RestrictedICCProfile createInstance(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant)
{
return new MatrixBasedRestrictedProfile(rcurve, gcurve, bcurve, rcolorant, gcolorant, bcolorant);
}
/// <summary> Factory method for creating a RestrictedICCProfile from
/// 3 component curve and colorant data.
/// </summary>
/// <param name="rcurve">red curve
/// </param>
/// <param name="gcurve">green curve
/// </param>
/// <param name="bcurve">blue curve
/// </param>
/// <param name="rcolorant">red colorant
/// </param>
/// <param name="gcolorant">green colorant
/// </param>
/// <param name="bcolorant">blue colorant
/// </param>
/// <returns> MatrixBasedRestrictedProfile
/// </returns>
public static RestrictedICCProfile createInstance(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant)
{
return(MatrixBasedRestrictedProfile.createInstance(rcurve, gcurve, bcurve, rcolorant, gcolorant, bcolorant));
}
/// <summary> Construct the common state of all 3 component RestrictedICCProfiles
///
/// </summary>
/// <param name="rcurve">red curve
/// </param>
/// <param name="gcurve">green curve
/// </param>
/// <param name="bcurve">blue curve
/// </param>
/// <param name="rcolorant">red colorant
/// </param>
/// <param name="gcolorant">green colorant
/// </param>
/// <param name="bcolorant">blue colorant
/// </param>
protected internal RestrictedICCProfile(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant)
{
trc = new ICCCurveType[3];
colorant = new ICCXYZType[3];
trc[RED] = rcurve;
trc[GREEN] = gcurve;
trc[BLUE] = bcurve;
colorant[RED] = rcolorant;
colorant[GREEN] = gcolorant;
colorant[BLUE] = bcolorant;
}
/// <summary> Construct a 3 component RestrictedICCProfile</summary>
/// <param name="rcurve">Red TRC curve
/// </param>
/// <param name="gcurve">Green TRC curve
/// </param>
/// <param name="bcurve">Blue TRC curve
/// </param>
/// <param name="rcolorant">Red colorant
/// </param>
/// <param name="gcolorant">Green colorant
/// </param>
/// <param name="bcolorant">Blue colorant
/// </param>
protected internal MatrixBasedRestrictedProfile(ICCCurveType rcurve, ICCCurveType gcurve, ICCCurveType bcurve, ICCXYZType rcolorant, ICCXYZType gcolorant, ICCXYZType bcolorant) : base(rcurve, gcurve, bcurve, rcolorant, gcolorant, bcolorant)
{
}
