/// <summary>
/// Writes a tag data entry
/// </summary>
/// <param name="data">The entry to write</param>
/// <param name="table">The table entry for the written data entry</param>
/// <returns>The number of bytes written (excluding padding)</returns>
public int WriteTagDataEntry(IccTagDataEntry data, out IccTagTableEntry table)
{
uint offset = (uint)this.dataStream.Position;
int count = this.WriteTagDataEntry(data);
this.WritePadding();
table = new IccTagTableEntry(data.TagSignature, offset, (uint)count);
return(count);
}
private IccTagTableEntry[] ReadTagTable(IccDataReader reader)
{
reader.SetIndex(128); // An ICC header is 128 bytes long
uint tagCount = reader.ReadUInt32();
var table = new IccTagTableEntry[tagCount];
for (int i = 0; i < tagCount; i++)
{
uint tagSignature = reader.ReadUInt32();
uint tagOffset = reader.ReadUInt32();
uint tagSize = reader.ReadUInt32();
table[i] = new IccTagTableEntry((IccProfileTag)tagSignature, tagOffset, tagSize);
}
return(table);
}
/// <summary>
/// Reads a tag data entry
/// </summary>
/// <param name="info">The table entry with reading information</param>
/// <returns>the tag data entry</returns>
public IccTagDataEntry ReadTagDataEntry(IccTagTableEntry info)
{
this.currentIndex = (int)info.Offset;
IccTypeSignature type = this.ReadTagDataEntryHeader();
switch (type)
{
case IccTypeSignature.Chromaticity:
return(this.ReadChromaticityTagDataEntry());
case IccTypeSignature.ColorantOrder:
return(this.ReadColorantOrderTagDataEntry());
case IccTypeSignature.ColorantTable:
return(this.ReadColorantTableTagDataEntry());
case IccTypeSignature.Curve:
return(this.ReadCurveTagDataEntry());
case IccTypeSignature.Data:
return(this.ReadDataTagDataEntry(info.DataSize));
case IccTypeSignature.DateTime:
return(this.ReadDateTimeTagDataEntry());
case IccTypeSignature.Lut16:
return(this.ReadLut16TagDataEntry());
case IccTypeSignature.Lut8:
return(this.ReadLut8TagDataEntry());
case IccTypeSignature.LutAToB:
return(this.ReadLutAtoBTagDataEntry());
case IccTypeSignature.LutBToA:
return(this.ReadLutBtoATagDataEntry());
case IccTypeSignature.Measurement:
return(this.ReadMeasurementTagDataEntry());
case IccTypeSignature.MultiLocalizedUnicode:
return(this.ReadMultiLocalizedUnicodeTagDataEntry());
case IccTypeSignature.MultiProcessElements:
return(this.ReadMultiProcessElementsTagDataEntry());
case IccTypeSignature.NamedColor2:
return(this.ReadNamedColor2TagDataEntry());
case IccTypeSignature.ParametricCurve:
return(this.ReadParametricCurveTagDataEntry());
case IccTypeSignature.ProfileSequenceDesc:
return(this.ReadProfileSequenceDescTagDataEntry());
case IccTypeSignature.ProfileSequenceIdentifier:
return(this.ReadProfileSequenceIdentifierTagDataEntry());
case IccTypeSignature.ResponseCurveSet16:
return(this.ReadResponseCurveSet16TagDataEntry());
case IccTypeSignature.S15Fixed16Array:
return(this.ReadFix16ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.Signature:
return(this.ReadSignatureTagDataEntry());
case IccTypeSignature.Text:
return(this.ReadTextTagDataEntry(info.DataSize));
case IccTypeSignature.U16Fixed16Array:
return(this.ReadUFix16ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.UInt16Array:
return(this.ReadUInt16ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.UInt32Array:
return(this.ReadUInt32ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.UInt64Array:
return(this.ReadUInt64ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.UInt8Array:
return(this.ReadUInt8ArrayTagDataEntry(info.DataSize));
case IccTypeSignature.ViewingConditions:
return(this.ReadViewingConditionsTagDataEntry());
case IccTypeSignature.Xyz:
return(this.ReadXyzTagDataEntry(info.DataSize));
// V2 Types:
case IccTypeSignature.TextDescription:
return(this.ReadTextDescriptionTagDataEntry());
case IccTypeSignature.CrdInfo:
return(this.ReadCrdInfoTagDataEntry());
case IccTypeSignature.Screening:
return(this.ReadScreeningTagDataEntry());
case IccTypeSignature.UcrBg:
return(this.ReadUcrBgTagDataEntry(info.DataSize));
// Unsupported or unknown
case IccTypeSignature.DeviceSettings:
case IccTypeSignature.NamedColor:
case IccTypeSignature.Unknown:
default:
return(this.ReadUnknownTagDataEntry(info.DataSize));
}
}
