2016-09-25 16:05:44 -04:00
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.\" $Id: TIFFFieldPassCount.3tiff,v 1.2 2016-09-25 20:05:49 bfriesen Exp $
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2012-07-29 11:45:29 -04:00
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.\"
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.\" Copyright (c) 2012, Tom Lane <tgl@sss.pgh.pa.us>
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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 TIFFFieldPassCount 3TIFF "July 26, 2012" "libtiff"
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.SH NAME
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TIFFFieldPassCount \- Get whether to pass a count to TIFFGet/SetField
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.SH SYNOPSIS
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.B "#include <tiffio.h>"
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.sp
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.BI "int TIFFFieldPassCount(const TIFFField* " fip ")"
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.SH DESCRIPTION
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.BR TIFFFieldPassCount
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returns true (nonzero) if
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.BR TIFFGetField
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and
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.BR TIFFSetField
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expect a
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.I count
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value to be passed before the actual data pointer.
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.P
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.I fip
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is a field information pointer previously returned by
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.BR TIFFFindField ,
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.BR TIFFFieldWithTag ,
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or
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.BR TIFFFieldWithName .
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.P
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When a
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.I count
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is required, it will be of type
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.BR uint32
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when
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.BR TIFFFieldReadCount
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reports
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.BR TIFF_VARIABLE2 ,
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and of type
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.BR uint16
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otherwise. (This distinction is critical for use of
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.BR TIFFGetField ,
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but normally not so for use of
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.BR TIFFSetField .)
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.br
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.SH "RETURN VALUES"
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.br
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.BR TIFFFieldPassCount
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returns an integer that is always 1 (true) or 0 (false).
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.br
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.SH "SEE ALSO"
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.BR libtiff (3TIFF),
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.PP
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Libtiff library home page:
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2016-09-25 16:05:44 -04:00
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.BR http://www.simplesystems.org/libtiff/
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