public class IccLookupTable16TagType : IccTagTypeBase
public ref class IccLookupTable16TagType : public IccTagTypeBase
class IccLookupTable16TagType(IccTagTypeBase):
This example method can be used in creating an "lut16Type" mentioned in the ICC.1:2004-10 specification, the following information is used: input channels = 3, output channels = 3, Matrix: {1, 0, 0}, {0, 1, 0}, {0, 0, 1}, CLUT points = 8, Input Entries = 2, Output Entries = 2.
using Leadtools;
using Leadtools.ColorConversion;
public void IccLookupTable16TagTypeExample()
{
// load an Icc Profile
string IccfileName = Path.Combine(LEAD_VARS.ImagesDir, "ReadFromImageCS.icc");
IccProfileExtended iccProfile = new IccProfileExtended(IccfileName);
// these arrays should be filled with the appropriate data
// input table will be (InputChannels(3) * InputEntries(2)) shorts
// output table will be (OutputChannels(3) * OutputEntries(2)) shorts
// clut table will be ((CLUTPoints(8) ^ InputChannels(3)) * OutputChannels(3)) shorts
ushort[] inputTables = new ushort[6];
ushort[] colorLUTTables = new ushort[1536];
ushort[] outputTables = new ushort[6];
// fill the tables
inputTables[0] = 0;
inputTables[1] = 65535;
inputTables[2] = 0;
inputTables[3] = 65535;
inputTables[4] = 0;
inputTables[5] = 65535;
outputTables[0] = 0;
outputTables[1] = 65535;
outputTables[2] = 0;
outputTables[3] = 65535;
outputTables[4] = 0;
outputTables[5] = 65535;
int nI = 0;
for (int rI = 0; rI < 256; rI += 32)
{
for (int gI = 0; gI < 256; gI += 32)
{
for (int bI = 0; bI < 256; bI += 32)
{
colorLUTTables[nI++] = (ushort)Math.Min(Math.Max(0, rI * 256), 65535);
colorLUTTables[nI++] = (ushort)Math.Min(Math.Max(0, gI * 256), 65535);
colorLUTTables[nI++] = (ushort)Math.Min(Math.Max(0, bI * 256), 65535);
}
}
}
// create new IccLookupTable16 class
IccLookupTable16 iccLUT16 = new IccLookupTable16(3, 3, 8,
IccTools.FromDoubleTo2bFixed2bNumber(1.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(1.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(0.0),
IccTools.FromDoubleTo2bFixed2bNumber(1.0),
inputTables,
colorLUTTables,
outputTables);
// define the tag type
IccLookupTable16TagType iccLUT16TagType = new IccLookupTable16TagType(iccLUT16);
// add the new tag to the ICC Profile
iccProfile.AddTag(iccLUT16TagType, IccTag.BToA0Tag, IccTagTypeBase.Lut16TypeSignature);
// 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 fileName = Path.Combine(LEAD_VARS.ImagesDir, "IccLookupTable16TagTypeCS.icc");
iccProfile.GenerateIccFile(fileName);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
IccLookupTable16TagType Members
Leadtools.ColorConversion Namespace
IccParametricCurveTagType Class
IccResponseCurveSet16TagType Class
IccViewingConditionsTagType Class
IccMultiLocalizedUnicodeTagType Class
IccLookupTableAToBTagType Class
IccLookupTableBToATagType Class
IccProfileSequenceDescriptionTagType Class
IccS15Fixed16ArrayTagType Class
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