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.\" $Id: tiffdump.1,v 1.5 2006-04-20 12:17:19 dron Exp $
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.\"
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.\" Copyright (c) 1988-1997 Sam Leffler
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.\" Copyright (c) 1991-1997 Silicon Graphics, Inc.
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.\"
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.\" Permission to use, copy, modify, distribute, and sell this software and 
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.\" its documentation for any purpose is hereby granted without fee, provided
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.\" that (i) the above copyright notices and this permission notice appear in
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.\" all copies of the software and related documentation, and (ii) the names of
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.\" Sam Leffler and Silicon Graphics may not be used in any advertising or
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.\" publicity relating to the software without the specific, prior written
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.\" permission of Sam Leffler and Silicon Graphics.
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.\" 
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.\" THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
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.\" EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
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.\" WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
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.\" 
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.\" IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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.\" ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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.\" OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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.\" WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
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.\" LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
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.\" OF THIS SOFTWARE.
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.\"
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.if n .po 0
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.TH TIFFDUMP 1 "October 23, 2005" "libtiff"
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.SH NAME
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tiffdump \- print verbatim information about
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.SM TIFF
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files
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.SH SYNOPSIS
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.B tiffdump
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[
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.I options
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]
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.I "name \&..."
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.SH DESCRIPTION
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.I tiffdump
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displays directory information from files created according
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to the Tag Image File Format, Revision 6.0.
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The header of each
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.SM TIFF
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file (magic number, version, and first directory offset)
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is displayed, followed by the tag contents of each directory in the file.
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For each tag, the name, data type, count, and value(s) is displayed.
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When the symbolic name for a tag or data type is known, the symbolic
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name is displayed followed by it's numeric (decimal) value.
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Tag values are displayed enclosed in ``<>'' characters immediately
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preceded by the value of the count field.
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For example, an
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.I ImageWidth
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tag might be displayed as ``ImageWidth (256) SHORT (3) 1<800>''.
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.PP
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.I tiffdump
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is particularly useful for investigating the contents of
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.SM TIFF
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files that
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.I libtiff
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does not understand.
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.SH OPTIONS
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.TP
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.B \-h
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Force numeric data to be printed in hexadecimal rather than the
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default decimal.
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.TP
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.BI \-m " items"
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Change the number of indirect data items that are printed. By default, this
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will be 24.
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.TP
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.BI \-o " offset"
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Dump the contents of the 
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.SM IFD
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at the a particular file offset.
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The file offset may be specified using the usual C-style syntax;
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i.e. a leading ``0x'' for hexadecimal and a leading ``0'' for octal.
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.SH "SEE ALSO"
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.BR tiffinfo (1),
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.BR libtiff (3TIFF)
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.PP
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Libtiff library home page:
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.BR http://www.remotesensing.org/libtiff/