/// <summary> Factory method for creating instances of this class.</summary>
/// <param name="src">-- source of image data
/// </param>
/// <param name="csMap">-- provides colorspace info
/// </param>
/// <returns> ColorSpaceMapper instance
/// </returns>
/// <exception cref="IOException">profile access exception
/// </exception>
public static BlkImgDataSrc createInstance(BlkImgDataSrc src, ColorSpace csMap)
{
// Check parameters
csMap.pl.checkList(OPT_PREFIX, CSJ2K.j2k.util.ParameterList.toNameArray(pinfo));
// Perform ICCProfiling or ColorSpace tranfsormation.
if (csMap.Method == ColorSpace.MethodEnum.ICC_PROFILED)
{
return(ICCProfiler.createInstance(src, csMap));
}
else
{
ColorSpace.CSEnum colorspace = csMap.getColorSpace();
if (colorspace == ColorSpace.CSEnum.sRGB)
{
return(EnumeratedColorSpaceMapper.createInstance(src, csMap));
}
else if (colorspace == ColorSpace.CSEnum.GreyScale)
{
return(EnumeratedColorSpaceMapper.createInstance(src, csMap));
}
else if (colorspace == ColorSpace.CSEnum.sYCC)
{
return(SYccColorSpaceMapper.createInstance(src, csMap));
}
if (colorspace == ColorSpace.CSEnum.esRGB)
{
return(EsRgbColorSpaceMapper.createInstance(src, csMap));
}
else if (colorspace == ColorSpace.CSEnum.Unknown)
{
return(null);
}
else
{
throw new ColorSpaceException("Bad color space specification in image");
}
}
}
/// <summary>Analyze the box content. </summary>
private void readBox()
{
byte[] boxHeader = new byte[256];
in_Renamed.seek(dataStart);
in_Renamed.readFully(boxHeader, 0, 11);
switch (boxHeader[0])
{
case 1:
method = CSJ2K.Color.ColorSpace.MethodEnum.ENUMERATED;
int cs = CSJ2K.Icc.ICCProfile.getInt(boxHeader, 3);
switch (cs)
{
case 16:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.sRGB;
break; // from switch (cs)...
case 17:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.GreyScale;
break; // from switch (cs)...
case 18:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.sYCC;
break; // from switch (cs)...
case 20:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.esRGB;
break;
#region Known but unsupported colorspaces
case 3:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCbCr(2) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 4:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCbCr(3) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 9:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace PhotoYCC in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 11:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CMY in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 12:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CMYK in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 13:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCCK in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 14:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CIELab in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 15:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace Bi-Level(2) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 19:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CIEJab in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 21:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace ROMM-RGB in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 22:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YPbPr(1125/60) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 23:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YPbPr(1250/50) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 24:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace e-sYCC in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
#endregion
default:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unknown enumerated colorspace (" + cs + ") in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
}
break; // from switch (boxHeader[0])...
case 2:
method = CSJ2K.Color.ColorSpace.MethodEnum.ICC_PROFILED;
int size = CSJ2K.Icc.ICCProfile.getInt(boxHeader, 3);
iccProfile = new byte[size];
in_Renamed.seek(dataStart + 3);
in_Renamed.readFully(iccProfile, 0, size);
break; // from switch (boxHeader[0])...
default:
throw new ColorSpaceException("Bad specification method (" + boxHeader[0] + ") in " + this);
}
}
/// <summary>Analyze the box content. </summary>
private void readBox()
{
byte[] boxHeader = new byte[256];
in_Renamed.seek(dataStart);
in_Renamed.readFully(boxHeader, 0, 11);
switch (boxHeader[0])
{
case 1:
method = CSJ2K.Color.ColorSpace.MethodEnum.ENUMERATED;
int cs = CSJ2K.Icc.ICCProfile.getInt(boxHeader, 3);
switch (cs)
{
case 16:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.sRGB;
break; // from switch (cs)...
case 17:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.GreyScale;
break; // from switch (cs)...
case 18:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.sYCC;
break; // from switch (cs)...
case 20:
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.esRGB;
break;
#region Known but unsupported colorspaces
case 3:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCbCr(2) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 4:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCbCr(3) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 9:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace PhotoYCC in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 11:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CMY in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 12:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CMYK in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 13:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YCCK in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 14:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CIELab in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 15:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace Bi-Level(2) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 19:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace CIEJab in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 21:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace ROMM-RGB in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 22:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YPbPr(1125/60) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 23:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace YPbPr(1250/50) in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
case 24:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unsupported enumerated colorspace e-sYCC in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
#endregion
default:
FacilityManager.getMsgLogger().printmsg(CSJ2K.j2k.util.MsgLogger_Fields.WARNING, "Unknown enumerated colorspace (" + cs + ") in color specification box");
colorSpace = CSJ2K.Color.ColorSpace.CSEnum.Unknown;
break;
}
break; // from switch (boxHeader[0])...
case 2:
method = CSJ2K.Color.ColorSpace.MethodEnum.ICC_PROFILED;
int size = CSJ2K.Icc.ICCProfile.getInt(boxHeader, 3);
iccProfile = new byte[size];
in_Renamed.seek(dataStart + 3);
in_Renamed.readFully(iccProfile, 0, size);
break; // from switch (boxHeader[0])...
default:
throw new ColorSpaceException("Bad specification method (" + boxHeader[0] + ") in " + this);
}
}
