/// <summary>
/// Writes a <see cref="IccCurveTagDataEntry"/>
/// </summary>
/// <param name="value">The entry to write</param>
/// <returns>The number of bytes written</returns>
public int WriteCurveTagDataEntry(IccCurveTagDataEntry value)
{
int count = 0;
if (value.IsIdentityResponse)
{
count += this.WriteUInt32(0);
}
else if (value.IsGamma)
{
count += this.WriteUInt32(1);
count += this.WriteUFix8(value.Gamma);
}
else
{
count += this.WriteUInt32((uint)value.CurveData.Length);
for (int i = 0; i < value.CurveData.Length; i++)
{
count += this.WriteUInt16((ushort)((value.CurveData[i] * ushort.MaxValue) + 0.5f).Clamp(0, ushort.MaxValue));
}
}
return(count);
// TODO: Page 48: If the input is PCSXYZ, 1+(32 767/32 768) shall be mapped to the value 1,0. If the output is PCSXYZ, the value 1,0 shall be mapped to 1+(32 767/32 768).
}
internal void ReadCurveTagDataEntry(byte[] data, IccCurveTagDataEntry expected)
{
IccDataReader reader = CreateReader(data);
IccCurveTagDataEntry output = reader.ReadCurveTagDataEntry();
Assert.Equal(expected, output);
}
internal void WriteCurveTagDataEntry(byte[] expected, IccCurveTagDataEntry data)
{
IccDataWriter writer = CreateWriter();
writer.WriteCurveTagDataEntry(data);
byte[] output = writer.GetData();
Assert.Equal(expected, output);
}
