12d7f2b74STom Lane<!-- Creator : groff version 1.21 --> 22d7f2b74STom Lane<!-- CreationDate: Sun Jul 29 12:12:01 2012 --> 32d7f2b74STom Lane<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 42d7f2b74STom Lane"http://www.w3.org/TR/html4/loose.dtd"> 52d7f2b74STom Lane<html> 62d7f2b74STom Lane<head> 72d7f2b74STom Lane<meta name="generator" content="groff -Thtml, see www.gnu.org"> 82d7f2b74STom Lane<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> 92d7f2b74STom Lane<meta name="Content-Style" content="text/css"> 102d7f2b74STom Lane<style type="text/css"> 112d7f2b74STom Lane p { margin-top: 0; margin-bottom: 0; vertical-align: top } 122d7f2b74STom Lane pre { margin-top: 0; margin-bottom: 0; vertical-align: top } 132d7f2b74STom Lane table { margin-top: 0; margin-bottom: 0; vertical-align: top } 142d7f2b74STom Lane h1 { text-align: center } 152d7f2b74STom Lane</style> 162d7f2b74STom Lane<title>TIFFFieldWriteCount</title> 172d7f2b74STom Lane 182d7f2b74STom Lane</head> 192d7f2b74STom Lane<body> 202d7f2b74STom Lane 212d7f2b74STom Lane<h1 align="center">TIFFFieldWriteCount</h1> 222d7f2b74STom Lane 232d7f2b74STom Lane<a href="#NAME">NAME</a><br> 242d7f2b74STom Lane<a href="#SYNOPSIS">SYNOPSIS</a><br> 252d7f2b74STom Lane<a href="#DESCRIPTION">DESCRIPTION</a><br> 262d7f2b74STom Lane<a href="#RETURN VALUES">RETURN VALUES</a><br> 272d7f2b74STom Lane<a href="#SEE ALSO">SEE ALSO</a><br> 282d7f2b74STom Lane 292d7f2b74STom Lane<hr> 302d7f2b74STom Lane 312d7f2b74STom Lane 322d7f2b74STom Lane<h2>NAME 332d7f2b74STom Lane<a name="NAME"></a> 342d7f2b74STom Lane</h2> 352d7f2b74STom Lane 362d7f2b74STom Lane 372d7f2b74STom Lane 382d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em">TIFFFieldWriteCount 392d7f2b74STom Lane− Get number of values to be written to field</p> 402d7f2b74STom Lane 412d7f2b74STom Lane<h2>SYNOPSIS 422d7f2b74STom Lane<a name="SYNOPSIS"></a> 432d7f2b74STom Lane</h2> 442d7f2b74STom Lane 452d7f2b74STom Lane 462d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><b>#include 472d7f2b74STom Lane<tiffio.h></b></p> 482d7f2b74STom Lane 492d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><b>int 502d7f2b74STom LaneTIFFFieldWriteCount(const TIFFField*</b> 512d7f2b74STom Lane<i>fip</i><b>)</b></p> 522d7f2b74STom Lane 532d7f2b74STom Lane<h2>DESCRIPTION 542d7f2b74STom Lane<a name="DESCRIPTION"></a> 552d7f2b74STom Lane</h2> 562d7f2b74STom Lane 572d7f2b74STom Lane 582d7f2b74STom Lane 592d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><b>TIFFFieldWriteCount</b> 602d7f2b74STom Lanereturns the number of values to be written into the 612d7f2b74STom Lanespecified TIFF field; that is, the number of arguments that 622d7f2b74STom Laneshould be supplied to <b>TIFFSetField</b>. For most field 632d7f2b74STom Lanetypes this is a small positive integer, typically 1 or 2, 642d7f2b74STom Lanebut there are some special values: <b><br> 652d7f2b74STom LaneTIFF_VARIABLE</b> indicates that a variable number of values 662d7f2b74STom Laneis possible; then, a <b>uint16</b> <i>count</i> argument and 672d7f2b74STom Lanea pointer <i>data</i> argument must be supplied to 682d7f2b74STom Lane<b>TIFFSetField</b>. <b><br> 692d7f2b74STom LaneTIFF_VARIABLE2</b> is the same as <b>TIFF_VARIABLE</b> 702d7f2b74STom Laneexcept that the <i>count</i> argument must have type 712d7f2b74STom Lane<b>uint32</b>. (On most modern machines, this makes no 722d7f2b74STom Lanepractical difference, and the <i>count</i> argument can 732d7f2b74STom Lanesimply be an <b>int</b> in either case.) <b><br> 742d7f2b74STom LaneTIFF_SPP</b> indicates that the number of arguments must be 752d7f2b74STom Laneequal to the image’s number of samples per pixel.</p> 762d7f2b74STom Lane 772d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><i>fip</i> is a 782d7f2b74STom Lanefield information pointer previously returned by 792d7f2b74STom Lane<b>TIFFFindField</b>, <b>TIFFFieldWithTag</b>, or 802d7f2b74STom Lane<b>TIFFFieldWithName</b>.</p> 812d7f2b74STom Lane 822d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em">For most field 832d7f2b74STom Lanetypes, <b>TIFFFieldWriteCount</b> returns the same value as 842d7f2b74STom Lane<b>TIFFFieldReadCount</b>, but there are some 852d7f2b74STom Laneexceptions.</p> 862d7f2b74STom Lane 872d7f2b74STom Lane<h2>RETURN VALUES 882d7f2b74STom Lane<a name="RETURN VALUES"></a> 892d7f2b74STom Lane</h2> 902d7f2b74STom Lane 912d7f2b74STom Lane 922d7f2b74STom Lane 932d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><b>TIFFFieldWriteCount</b> 942d7f2b74STom Lanereturns an integer.</p> 952d7f2b74STom Lane 962d7f2b74STom Lane<h2>SEE ALSO 972d7f2b74STom Lane<a name="SEE ALSO"></a> 982d7f2b74STom Lane</h2> 992d7f2b74STom Lane 1002d7f2b74STom Lane 1012d7f2b74STom Lane 1022d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em"><b>libtiff</b>(3TIFF),</p> 1032d7f2b74STom Lane 1042d7f2b74STom Lane<p style="margin-left:11%; margin-top: 1em">Libtiff library 105*d4dd6cccSBob Friesenhahnhome page: <b>http://www.simplesystems.org/libtiff/</b></p> 1062d7f2b74STom Lane<hr> 1072d7f2b74STom Lane</body> 1082d7f2b74STom Lane</html> 109