![](dotnetdiagramimages/Leadtools_ColorConversion_Leadtools_ColorConversion_IccLookupTableAToBTagType.png)
Visual Basic (Declaration) | |
---|---|
Public Class IccLookupTableAToBTagType Inherits IccTagTypeBase |
Visual Basic (Usage) | ![]() |
---|---|
Dim instance As IccLookupTableAToBTagType |
C# | |
---|---|
public class IccLookupTableAToBTagType : IccTagTypeBase |
C++/CLI | |
---|---|
public ref class IccLookupTableAToBTagType : public IccTagTypeBase |
This example method can be used in creating an "lutAtoBType" mentioned in the ICC.1:2004-10 specification. The following information is used: input channels = 3, output channels = 1.
Visual Basic | ![]() |
---|---|
Public Function FillIccCurveTagType() As IccCurveTagType Dim myDoubleValue As Double = 1.5 Dim curveData(0) As UShort curveData(0) = New UShort() curveData(0) = IccTools.FromDoubleToU8Fixed8Number(myDoubleValue) myDoubleValue = IccTools.FromU8Fixed8NumberToDouble(curveData(0)) Dim iccCurve As New IccCurve(curveData) Dim iccCurveTagType As New IccCurveTagType(iccCurve) Return iccCurveTagType End Function Public Function FillIccParametricCurveTagType() As IccParametricCurveTagType Dim parameters() As Integer = {IccTools.FromDoubleTo2bFixed2bNumber(5.0)} Dim parametricCurve As New IccParametricCurve(IccFunctionsType.Function4Bytes, parameters) Dim parametricCurveTagType As New IccParametricCurveTagType(parametricCurve) Return parametricCurveTagType End Function Public Sub IccLookupTableAToBTagTypeExample() ' load an Icc Profile Dim iccProfile As New IccProfileExtended(Path.Combine(LEAD_VARS.ImagesDir, "EmptyIcc.icc")) ' "B Curves" should be of the same number as Output Channels ' They can be either IccTagCurveType or IccTagResponseCurveType fill the tag Dim iccCurveType() As IccCurveTagType = {FillIccCurveTagType()} ' define the "Matrix" Dim element() As Integer = {IccTools.FromDoubleTo2bFixed2bNumber(1.0), _ IccTools.FromDoubleTo2bFixed2bNumber(2.0), _ IccTools.FromDoubleTo2bFixed2bNumber(3.0), _ IccTools.FromDoubleTo2bFixed2bNumber(4.0), _ IccTools.FromDoubleTo2bFixed2bNumber(5.0), _ IccTools.FromDoubleTo2bFixed2bNumber(6.0), _ IccTools.FromDoubleTo2bFixed2bNumber(7.0), _ IccTools.FromDoubleTo2bFixed2bNumber(8.0), _ IccTools.FromDoubleTo2bFixed2bNumber(9.0), _ IccTools.FromDoubleTo2bFixed2bNumber(10.0), _ IccTools.FromDoubleTo2bFixed2bNumber(11.0), _ IccTools.FromDoubleTo2bFixed2bNumber(12.0)} Dim iccMatrix As New IccMatrix(element) ' "M Curves" should be of the same number as Output Channels ' They can be either IccCurve or IccResponseCurve ' fill the tag Dim iccParametricCurveType() As IccParametricCurveTagType = {FillIccParametricCurveTagType()} ' define the CLUT Dim iccCLUT8 As New IccColorLookupTable8Bit() ' only the first i entries are used, where i is the number of input channels iccCLUT8.NumberOfGridPoints(0) = 1 iccCLUT8.NumberOfGridPoints(1) = 2 iccCLUT8.NumberOfGridPoints(2) = 3 ' the percision that determins if we are using IccColorLookupTable ' 8Bit or 16Bit, 1 for 8-bit, and 2 for 16-bit iccCLUT8.Precision = 1 ' and then the padding bytes iccCLUT8.Pad(0) = 0 iccCLUT8.Pad(1) = 0 iccCLUT8.Pad(2) = 0 ' and finally the CLUT data points (arranged as described in the text in ' ICC.1:2004-10 specification, page 48 ' The size of the data array is: multiplication of all the cells in the numberOfGridPoints array ' 1 * 2 * 3 * 1 (number of output channel) * 1 (Percision) = 6 ReDim iccCLUT8.Data(5) iccCLUT8.Data(0) = 3 iccCLUT8.Data(1) = 4 iccCLUT8.Data(2) = 5 iccCLUT8.Data(3) = 6 iccCLUT8.Data(4) = 7 iccCLUT8.Data(5) = 8 ' "A Curves" should be of the same number as Input Channels ' They can be either IccCurve or IccResponseCurve ' fill the tags Dim iccCurveTypeA() As IccCurveTagType = {FillIccCurveTagType(), _ FillIccCurveTagType(), _ FillIccCurveTagType()} ' The data pointer will contain all the curve buffers in a sequential order, ' the offset of the start of each curve buffer will be saved into the ' appropriate offset variable in the class ' the data pointer will be created automatically inside the toolkit when ' the IccProfile.SetICCTagData() method is called ' define the tag type Dim iccLUTAtoB As New IccLookupTableAToBTagType(3, _ 1, _ iccCurveType, _ iccParametricCurveType, _ iccCurveTypeA, _ iccCLUT8, _ iccMatrix) ' add the new tag to the ICC Profile iccProfile.AddTag(iccLUTAtoB, IccTag.AToB2Tag, IccTagTypeBase.LutAtoBTypeSignature) ' generate the new profile id iccProfile.GenerateProfileId() ' update the icc array with the new changes iccProfile.UpdateDataArray() ' write the Icc Profile into a new file iccProfile.GenerateIccFile(Path.Combine(LEAD_VARS.ImagesDir, "IccLookupTableAToBTagTypeVB.icc")) End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class |
C# | ![]() |
---|---|
public IccCurveTagType FillIccCurveTagType() { ushort[] curveData = new ushort[1]; curveData[0] = IccTools.FromDoubleToU8Fixed8Number(1.5); IccCurve iccCurve = new IccCurve(curveData); IccCurveTagType iccCurveTagType = new IccCurveTagType(iccCurve); return iccCurveTagType; } public IccParametricCurveTagType FillIccParametricCurveTagType() { int[] parameters = new int[1]; parameters[0] = IccTools.FromDoubleTo2bFixed2bNumber(5.0); IccParametricCurve parametricCurve = new IccParametricCurve(IccFunctionsType.Function4Bytes, parameters); IccParametricCurveTagType parametricCurveTagType = new IccParametricCurveTagType(parametricCurve); return parametricCurveTagType; } public void IccLookupTableAToBTagTypeExample() { // load an Icc Profile string fileName = Path.Combine(LEAD_VARS.ImagesDir, "EmptyIcc.icc"); IccProfileExtended iccProfile = new IccProfileExtended(fileName); // "B Curves" should be of the same number as Output Channels // They can be either IccTagCurveType or IccTagResponseCurveType // fill the tag IccCurveTagType[] iccCurveType = new IccCurveTagType[1]; iccCurveType[0] = FillIccCurveTagType(); // define the "Matrix" int[] element = new int[12] {IccTools.FromDoubleTo2bFixed2bNumber(1.0), IccTools.FromDoubleTo2bFixed2bNumber(2.0), IccTools.FromDoubleTo2bFixed2bNumber(3.0), IccTools.FromDoubleTo2bFixed2bNumber(4.0), IccTools.FromDoubleTo2bFixed2bNumber(5.0), IccTools.FromDoubleTo2bFixed2bNumber(6.0), IccTools.FromDoubleTo2bFixed2bNumber(7.0), IccTools.FromDoubleTo2bFixed2bNumber(8.0), IccTools.FromDoubleTo2bFixed2bNumber(9.0), IccTools.FromDoubleTo2bFixed2bNumber(10.0), IccTools.FromDoubleTo2bFixed2bNumber(11.0), IccTools.FromDoubleTo2bFixed2bNumber(12.0)}; IccMatrix iccMatrix = new IccMatrix(element); // "M Curves" should be of the same number as Output Channels // They can be either IccCurve or IccResponseCurve // fill the tag IccParametricCurveTagType[] iccParametricCurveType = new IccParametricCurveTagType[1]; iccParametricCurveType[0] = FillIccParametricCurveTagType(); // define the CLUT IccColorLookupTable8Bit iccCLUT8 = new IccColorLookupTable8Bit(); // only the first i entries are used, where i is the number of input channels iccCLUT8.NumberOfGridPoints[0] = 1; iccCLUT8.NumberOfGridPoints[1] = 2; iccCLUT8.NumberOfGridPoints[2] = 3; // the percision that determins if we are using IccColorLookupTable // 8Bit or 16Bit, 1 for 8-bit, and 2 for 16-bit iccCLUT8.Precision = 1; // and then the padding bytes iccCLUT8.Pad[0] = 0; iccCLUT8.Pad[1] = 0; iccCLUT8.Pad[2] = 0; // and finally the CLUT data points (arranged as described in the text in // ICC.1:2004-10 specification, page 48 // The size of the data array is: multiplication of all the cells in the numberOfGridPoints array // 1 * 2 * 3 * 1 (number of output channel) * 1 (Percision) = 6 iccCLUT8.Data = new Byte[6]; iccCLUT8.Data[0] = 3; iccCLUT8.Data[1] = 4; iccCLUT8.Data[2] = 5; iccCLUT8.Data[3] = 6; iccCLUT8.Data[4] = 7; iccCLUT8.Data[5] = 8; // "A Curves" should be of the same number as Input Channels // They can be either IccCurve or IccResponseCurve // fill the tags IccCurveTagType[] iccCurveTypeA = new IccCurveTagType[3]; iccCurveTypeA[0] = FillIccCurveTagType(); iccCurveTypeA[1] = FillIccCurveTagType(); iccCurveTypeA[2] = FillIccCurveTagType(); // The data pointer will contain all the curve buffers in a sequential order, // the offset of the start of each curve buffer will be saved into the // appropriate offset variable in the class // the data pointer will be created automatically inside the toolkit when // the IccProfile.SetICCTagData() method is called // define the tag type IccLookupTableAToBTagType iccLUTAtoB = new IccLookupTableAToBTagType( 3, // input channels 1, // output channels iccCurveType, iccParametricCurveType, iccCurveTypeA, iccCLUT8, iccMatrix); // add the new tag to the ICC Profile iccProfile.AddTag(iccLUTAtoB, IccTag.AToB2Tag, IccTagTypeBase.LutAtoBTypeSignature); // generate the new profile id iccProfile.GenerateProfileId(); // update the icc array with the new changes iccProfile.UpdateDataArray(); // write the Icc Profile into a new file string IccfileName = Path.Combine(LEAD_VARS.ImagesDir, "IccLookupTableAToBTagTypeCS.icc"); iccProfile.GenerateIccFile(IccfileName); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; } |
SilverlightCSharp | ![]() |
---|---|
SilverlightVB | ![]() |
---|---|
- The signature for this tag type is IccTagTypeBase.LutAtoBTypeSignature.
System.Object
Leadtools.ColorConversion.IccTagTypeBase
Leadtools.ColorConversion.IccLookupTableAToBTagType
Target Platforms: Silverlight 3.0, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only)
Reference
IccLookupTableAToBTagType MembersLeadtools.ColorConversion Namespace
IccTagTypeBase Class
IccCurveTagType Class
IccDateTimeTagType Class
IccDataTagType Class
IccLookupTable16TagType Class
IccLookupTable8TagType Class
IccMeasurementTagType Class
IccNamedColor2TagType Class
IccParametricCurveTagType Class
IccResponseCurveSet16TagType Class
IccViewingConditionsTagType Class
IccChromaticityTagType Class
IccColorantTableTagType Class
IccMultiLocalizedUnicodeTagType Class
IccColorantOrderTagType Class
IccLookupTableBToATagType Class
IccProfileSequenceDescriptionTagType Class
IccS15Fixed16ArrayTagType Class
IccSignatureTagType Class
IccTextTagType Class
IccU16Fixed16ArrayTagType Class
IccUint16ArrayTagType Class
IccUint32ArrayTagType Class
IccUint64ArrayTagType Class
IccUint8ArrayTagType Class
IccXyzTagType Class
IccUnknownTagType Class
IccTools Class
IccProfileExtended Class