private bool prettyPrintField(Stream fd, TiffTag tag, int value_count, object raw_data)
{
FieldValue value = new FieldValue(raw_data);
short[] sdata = value.ToShortArray();
float[] fdata = value.ToFloatArray();
double[] ddata = value.ToDoubleArray();
switch (tag)
{
case TiffTag.INKSET:
if (sdata != null)
{
fprintf(fd, " Ink Set: ");
switch ((InkSet)sdata[0])
{
case InkSet.CMYK:
fprintf(fd, "CMYK\n");
break;
default:
fprintf(fd, "{0} (0x{1:x})\n", sdata[0], sdata[0]);
break;
}
return true;
}
return false;
case TiffTag.DOTRANGE:
if (sdata != null)
{
fprintf(fd, " Dot Range: {0}-{1}\n", sdata[0], sdata[1]);
return true;
}
return false;
case TiffTag.WHITEPOINT:
if (fdata != null)
{
fprintf(fd, " White Point: {0:G}-{1:G}\n", fdata[0], fdata[1]);
return true;
}
return false;
case TiffTag.REFERENCEBLACKWHITE:
if (fdata != null)
{
fprintf(fd, " Reference Black/White:\n");
for (short i = 0; i < 3; i++)
fprintf(fd, " {0,2:D}: {1,5:G} {2,5:G}\n", i, fdata[2 * i + 0], fdata[2 * i + 1]);
return true;
}
return false;
case TiffTag.XMLPACKET:
string s = raw_data as string;
if (s != null)
{
fprintf(fd, " XMLPacket (XMP Metadata):\n");
fprintf(fd, s.Substring(0, value_count));
fprintf(fd, "\n");
return true;
}
return false;
case TiffTag.RICHTIFFIPTC:
// XXX: for some weird reason RichTIFFIPTC tag defined
// as array of LONG values.
fprintf(fd, " RichTIFFIPTC Data: <present>, {0} bytes\n", value_count * 4);
return true;
case TiffTag.PHOTOSHOP:
fprintf(fd, " Photoshop Data: <present>, {0} bytes\n", value_count);
return true;
case TiffTag.ICCPROFILE:
fprintf(fd, " ICC Profile: <present>, {0} bytes\n", value_count);
return true;
case TiffTag.STONITS:
if (ddata != null)
{
fprintf(fd, " Sample to Nits conversion factor: {0:e4}\n", ddata[0]);
return true;
}
return false;
}
return false;
}