2006.05.23 16:01 "[Tiff] Problems with image tiff Compression CCITT 1D in
Windows NT", by Jeronimo Torres
Thread
2006.07.14 07:31 "[Tiff] About the tag stripbytecount and stripoffset.", by
Hi all:
After My customer eidt tiff with Wang/Kodak ,The edited tiff 's tag stripbyecount and stripoffset is chaged.
My question is How can chage the tag stripbyecoutn and stripoffset again with libtiff???
Wang/Kodak tiff:
SubFileType (1 Long): Zero
ImageWidth (1 Short): 1728
ImageLength (1 Short): 2329
BitsPerSample (1 Short): 1
Compression (1 Short): Group 3 Fax (aka CCITT FAX3)
Photometric (1 Short): MinIsWhite
FillOrder (1 Short): Lsb2Msb
StripOffsets (16 Long): 492, 4247, 9366, 15933, 23021, 29447, 36562,...
Orientation (1 Short): TopLeft SamplesPerPixel (1 Short): 1
RowsPerStrip (1 Short): 146
StripByteCounts (16 Long): 3755, 5119, 6567, 7088, 6426, 7115, 6581,...
XResolution (1 Rational): 204
YResolution (1 Rational): 196
Group3Options (1 Long): 4
ResolutionUnit (1 Short): Inch Software (25 ASCII): Oi/GFS, writer v00.06.02
32934 (0 Long):
Pay attention to: stripOffsets and stripbytecount.
////////////////////////////////////////////////////////////////////////
Before My customer edited the tiff with Wang/Kodak.
SubFileType (1 Long): Page
ImageWidth (1 Short): 1728
ImageLength (1 Short): 2320
BitsPerSample (1 Short): 1
Compression (1 Short): Group 3 Fax (aka CCITT FAX3)
Photometric (1 Short): MinIsWhite
FillOrder (1 Short): Lsb2Msb
StripOffsets (1 Long): 8
Orientation (1 Short): TopLeft SamplesPerPixel (1 Short): 1
RowsPerStrip (1 Short): 2320
StripByteCounts (1 Long): 72985
XResolution (1 Rational): 204
YResolution (1 Rational): 196
PlanarConfig (1 Short): Contig
Group3Options (1 Long): 0
ResolutionUnit (1 Short): Inch
PageNumber (2 Short): 0, 1
Software (11 ASCII): ReeDa_Tiff
DateTime (20 ASCII): 2005:01:01 10:00:00
BadFaxLines (1 Long): 0
CleanFaxData (1 Short): 0
//////////////////////////////////////////////////////////////////////////////////
The tag stripbytecount is changed from 72985 to 16 Long): 3755, 5119, 6567, 7088, 6426, 7115, 6581,... and the tag stripoffsets is changed from 2320 to (16 Long): 3755, 5119, 6567, 7088, 6426, 7115, 6581,...