src/tiff/man/tiffdump.1

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  25 .if n .po 0
  26 .TH TIFFDUMP 1 "October 23, 2005" "libtiff"
  27 .SH NAME
  28 tiffdump \- print verbatim information about
  29 .SM TIFF
  30 files
  31 .SH SYNOPSIS
  32 .B tiffdump
  33 [
  34 .I options
  35 ]
  36 .I "name \&..."
  37 .SH DESCRIPTION
  38 .I tiffdump
  39 displays directory information from files created according
  40 to the Tag Image File Format, Revision 6.0.
  41 The header of each
  42 .SM TIFF
  43 file (magic number, version, and first directory offset)
  44 is displayed, followed by the tag contents of each directory in the file.
  45 For each tag, the name, data type, count, and value(s) is displayed.
  46 When the symbolic name for a tag or data type is known, the symbolic
  47 name is displayed followed by it's numeric (decimal) value.
  48 Tag values are displayed enclosed in ``<>'' characters immediately
  49 preceded by the value of the count field.
  50 For example, an
  51 .I ImageWidth
  52 tag might be displayed as ``ImageWidth (256) SHORT (3) 1<800>''.
  53 .PP
  54 .I tiffdump
  55 is particularly useful for investigating the contents of
  56 .SM TIFF
  57 files that
  58 .I libtiff
  59 does not understand.
  60 .SH OPTIONS
  61 .TP
  62 .B \-h
  63 Force numeric data to be printed in hexadecimal rather than the
  64 default decimal.
  65 .TP
  66 .BI \-m " items"
  67 Change the number of indirect data items that are printed. By default, this
  68 will be 24.
  69 .TP
  70 .BI \-o " offset"
  71 Dump the contents of the
  72 .SM IFD
  73 at the a particular file offset.
  74 The file offset may be specified using the usual C-style syntax;
  75 i.e. a leading ``0x'' for hexadecimal and a leading ``0'' for octal.
  76 .SH "SEE ALSO"
  77 .BR tiffinfo (1),
  78 .BR libtiff (3TIFF)
  79 .PP
  80 Libtiff library home page:
  81 .BR http://www.remotesensing.org/libtiff/