10139N/A<!
DOCTYPE REFENTRY PUBLIC "-//Sun Microsystems//DTD DocBook V3.0-Based SolBook Subset V2.0//EN" [
10139N/A<!--ArborText, Inc., 1988-1999, v.4002-->
10139N/A<!
ENTITY exde-
tt "EXTENDED DESCRIPTION">
10139N/A<!
ENTITY cmd "TIFFReadEncodedTile">
10139N/A<!
ENTITY suncopy "Copyright (c) 2004, Sun Microsystems, Inc. All Rights Reserved.">
10139N/A<
refentry id="TIFFReadEncodedTile-3tiff">
10139N/A<
refmeta><
refentrytitle>TIFFReadEncodedTile</
refentrytitle><
manvolnum>3tiff
10139N/A<
refmiscinfo class="date">05 Apr 2004</
refmiscinfo>
10139N/A<
refmiscinfo class="sectdesc">&man3;</
refmiscinfo>
10139N/A<
refmiscinfo class="software">&release;</
refmiscinfo>
10139N/A<
refmiscinfo class="arch">generic</
refmiscinfo>
10139N/A<
refmiscinfo class="copyright">&suncopy;</
refmiscinfo>
10139N/A<
indexterm><
primary>TIFFReadEncodedTile</
primary></
indexterm><
indexterm><
primary>
10139N/Aread and decode a tile of data from an open TIFF file</
primary></
indexterm>
10139N/A<
refnamediv id="TIFFReadEncodedTile-3tiff-name"><
refname>TIFFReadEncodedTile
10139N/A</
refname><
refpurpose>read and decode a tile of data from an open TIFF file
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-synp"><
title>&synp-tt;</
title>
10139N/Aint TIFFReadEncodedTile(TIFF* tif, u_long tile, u_char* buf,
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-desc"><
title>&desc-tt;</
title>
10139N/A<
para>Read the specified tile of data and place up to <
replaceable>size</
replaceable>
10139N/Abytes of decompressed information in the user-supplied data buffer.</
para>
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-exde"><
title>&exde-tt;</
title>
10139N/A<
para>The value of <
replaceable>tile</
replaceable> is a “raw tile number”.
10139N/AThat is, the caller must take into account whether or not the data is organized
10139N/Ain separate planes (PlanarConfiguration=2). <
literal>TIFFComputeTile</
literal>
10139N/Aautomatically does this when converting an <
replaceable>x,y,z,sample</
replaceable>
10139N/Acoordinate quadruple to a tile number. To read a full tile of data, the data
10139N/Abuffer should typically be at least as large as the value returned by <
literal>
10139N/ATIFFTileSize(3tiff)</
literal>.</
para>
10139N/A<
para>The library attempts to hide bit- and byte-ordering differences between
10139N/Athe image and the native machine by converting data to the native machine
10139N/Aorder. Bit reversal is performed if the <
literal>FillOrder</
literal> tag is
10139N/Aopposite to the native machine bit order. 16- and 32-bit samples are automatically
10139N/Abyte-swapped if the file was written with a byte order opposite to the native
10139N/A<
para>All error messages are directed to the <
literal>TIFFError(3tiff)</
literal>
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-rtrn"><
title>&rtrn-tt;</
title>
10139N/A<
para>Returns the actual number of bytes of data that were placed in <
literal>
10139N/Abuf</
literal>. Returns -1 if an error was encountered.</
para>
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-attr"><
title>&attr-tt;</
title>
10139N/A<
para>See <
olink targetdocent="REFMAN5" localinfo="attributes-5"><
citerefentry>
10139N/A<
refentrytitle>attributes</
refentrytitle><
manvolnum>5</
manvolnum></
citerefentry></
olink>
10139N/Afor descriptions of the following attributes:</
para>
10139N/A<
tgroup cols="2" colsep="1" rowsep="1"><
colspec colname="COLSPEC0" colwidth="1*">
10139N/A<
colspec colname="COLSPEC1" colwidth="1*">
10139N/A<
row><
entry align="center" valign="middle">ATTRIBUTE TYPE</
entry><
entry align="center" 10139N/Avalign="middle">ATTRIBUTE VALUE</
entry></
row>
10139N/A<
row><
entry><
para>Availability</
para></
entry><
entry><
para>SUNWTiff</
para></
entry>
10139N/A<
row><
entry colname="COLSPEC0"><
para>Interface stability</
para></
entry><
entry 13623N/Acolname="COLSPEC1"><
para>Uncommitted</
para></
entry></
row>
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-also"><
title>&also-tt;</
title>
10139N/A<!--Reference to another man page--> 10139N/A<!--Reference to a Help manual--> 10139N/A<
para><
citerefentry><
refentrytitle>libtiff</
refentrytitle><
manvolnum>3</
manvolnum>
10139N/A</
citerefentry>, <
citerefentry><
refentrytitle>TIFFOpen</
refentrytitle><
manvolnum>
10139N/A3tiff</
manvolnum></
citerefentry>, <
citerefentry><
refentrytitle>TIFFReadRawTile
10139N/A</
refentrytitle><
manvolnum>3tiff</
manvolnum></
citerefentry>, <
citerefentry>
10139N/A<
refentrytitle>TIFFReadTile<?
Pub Caret></
refentrytitle><
manvolnum>3tiff</
manvolnum>
10139N/A<
refsect1 id="TIFFReadEncodedTile-3tiff-note"><
title>¬e-tt;</
title>
10139N/A<
para>This man page was originally written by Sam Leffler. Updated by Breda McColgan, Sun Microsystems Inc., 2004.</
para>