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Message-ID: <3DA4D1F1.4070701@pobox.com>
Date: Wed, 09 Oct 2002 21:03:45 -0400
From: Frank Warmerdam <warmerdam@pobox.com>
Reply-To: warmerdam@pobox.com
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To: TIFF Mailing List <tiff@olympiakos.com>
Subject: ExtraSamples = 999 in Corel TIFF
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Folks,

I have a TIFF file generated by Corel with an ExtraSamples value of 999.
Does anyone have any idea what this is intended to represent?

eg.

warmerda@gdal[771]% tiffdump Corel_extra_samples_error.tif
Corel_extra_samples_error.tif:
Magic: 0x4949 <little-endian> Version: 0x2a
Directory 0: offset 12608433 (0xc063b1) next 0 (0)
SubFileType (254) LONG (4) 1<0>
ImageWidth (256) LONG (4) 1<1500>
ImageLength (257) LONG (4) 1<2100>
BitsPerSample (258) SHORT (3) 4<8 8 8 8>
Compression (259) SHORT (3) 1<1>
Photometric (262) SHORT (3) 1<2>
ImageDescription (270) ASCII (2) 1<\020>
StripOffsets (273) LONG (4) 1050<33 12033 24033 36033 48033 60033 72033 84033 96033 108033 
120033 132033 144033 156033 168033 180033 192033 204033 216033 228033 240033 252033 264033 
276033 ...>
Orientation (274) SHORT (3) 1<1>
SamplesPerPixel (277) SHORT (3) 1<4>
RowsPerStrip (278) LONG (4) 1<2>
StripByteCounts (279) LONG (4) 1050<12000 12000 12000 12000 12000 12000 12000 12000 12000 
12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 12000 ...>
XResolution (282) RATIONAL (5) 1<118.11>
YResolution (283) RATIONAL (5) 1<118.11>
ResolutionUnit (296) SHORT (3) 1<3>
ExtraSamples (338) SHORT (3) 1<999>

Best regards,

-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam@pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent



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