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<h1>BmpPaletteSampleValue.h</h1><a href="BmpPaletteSampleValue_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * steghide 0.5.1 - a steganography program</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at></span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * This program is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> * modify it under the terms of the GNU General Public License</span>
<a name="l00007"></a>00007 <span class="comment"> * as published by the Free Software Foundation; either version 2</span>
<a name="l00008"></a>00008 <span class="comment"> * of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00013"></a>00013 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> * along with this program; if not, write to the Free Software</span>
<a name="l00017"></a>00017 <span class="comment"> * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00018"></a>00018 <span class="comment"> *</span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#ifndef SH_BMPPALETTESAMPLEVALUE_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define SH_BMPPALETTESAMPLEVALUE_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "<a class="code" href="BmpSampleValue_8h.html">BmpSampleValue.h</a>"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="CvrStgFile_8h.html">CvrStgFile.h</a>"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="ColorPalette_8h.html">ColorPalette.h</a>"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="common_8h.html">common.h</a>"</span>
<a name="l00028"></a>00028
<a name="l00033"></a><a class="code" href="classBmpPaletteSampleValue.html">00033</a> <span class="keyword">class </span><a class="code" href="classBmpPaletteSampleValue.html" title="a sample in a bmp palette (i.e. in a 1-,4- or 8-bit) file">BmpPaletteSampleValue</a> : <span class="keyword">public</span> <a class="code" href="classBmpSampleValue.html" title="an (abstract) sample value in a bmp file">BmpSampleValue</a> {
<a name="l00034"></a>00034 <span class="keyword">public</span>:
<a name="l00035"></a>00035 <a class="code" href="classBmpPaletteSampleValue.html#81d345b74502effc44a9995ab44918ed">BmpPaletteSampleValue</a> (<a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> i) ;
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <a class="code" href="classSampleValue.html" title="the value of a sample in a CvrStgFile">SampleValue</a>* <a class="code" href="classBmpPaletteSampleValue.html#5f8e3f970b7bc503e4720b5217ccce9b">getNearestTargetSampleValue</a> (<a class="code" href="common_8h.html#cf820202f81f25eb00734eac0d7aed2d">EmbValue</a> t) <span class="keyword">const</span> ;
<a name="l00038"></a>00038 std::string <a class="code" href="classBmpPaletteSampleValue.html#c477a336954b4679e093a8b9856d676b">getName</a> (<span class="keywordtype">void</span>) <span class="keyword">const</span> ;
<a name="l00039"></a>00039
<a name="l00040"></a><a class="code" href="classBmpPaletteSampleValue.html#0b1d7d392eb95d9dd49042c1b68fe5c9">00040</a> <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBmpPaletteSampleValue.html#0b1d7d392eb95d9dd49042c1b68fe5c9">getIndex</a> (<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">Index</a> ; } ;
<a name="l00041"></a><a class="code" href="classBmpPaletteSampleValue.html#6d6b04295ba5894e021d94a82247c8c9">00041</a> <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBmpPaletteSampleValue.html#6d6b04295ba5894e021d94a82247c8c9">getRed</a> (<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (*<a class="code" href="classBmpPaletteSampleValue.html#f9a9aae8c5ce9dfd8e2566d984cf7302">Palette</a>)[<a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">Index</a>].Red ; } ;
<a name="l00042"></a><a class="code" href="classBmpPaletteSampleValue.html#57118ccdeeacf5cdc6a734f05818f6e7">00042</a> <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBmpPaletteSampleValue.html#57118ccdeeacf5cdc6a734f05818f6e7">getGreen</a> (<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (*<a class="code" href="classBmpPaletteSampleValue.html#f9a9aae8c5ce9dfd8e2566d984cf7302">Palette</a>)[<a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">Index</a>].Green ; } ;
<a name="l00043"></a><a class="code" href="classBmpPaletteSampleValue.html#f9a9aae8c5ce9dfd8e2566d984cf7302">00043</a> <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBmpPaletteSampleValue.html#514232cea9e9dae4eba836f635987b4c">getBlue</a> (<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (*<a class="code" href="classBmpPaletteSampleValue.html#f9a9aae8c5ce9dfd8e2566d984cf7302">Palette</a>)[<a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">Index</a>].Blue ; } ;
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="keyword">private</span>:
<a name="l00046"></a>00046 <a class="code" href="classColorPalette.html" title="a color palette">ColorPalette</a>* <a class="code" href="classBmpPaletteSampleValue.html#f9a9aae8c5ce9dfd8e2566d984cf7302">Palette</a> ;
<a name="l00047"></a><a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">00047</a> <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBmpPaletteSampleValue.html#c838911edfa68d87a10580e098e6e353">Index</a> ;
<a name="l00048"></a>00048
<a name="l00049"></a><a class="code" href="classBmpPaletteSampleValue.html#46826e094b646f77ed890f2973d76a1c">00049</a> <a class="code" href="common_8h.html#cf820202f81f25eb00734eac0d7aed2d">EmbValue</a> <a class="code" href="classBmpPaletteSampleValue.html#46826e094b646f77ed890f2973d76a1c">calcEValue</a> (<a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> idx)<span class="keyword"> const</span>
<a name="l00050"></a>00050 <span class="keyword"> </span>{ <span class="keywordflow">return</span> (idx % <a class="code" href="common_8h.html#2a123bbda4503ceb387f31a384139bec">Globs</a>.<a class="code" href="classGlobals.html#0086ee19afb0db15946b0a6b96f2bb19" title="the cover-/stego- file that is operated on (set in CvrStgFile::CvrStgFile)">TheCvrStgFile</a>-><a class="code" href="classCvrStgFile.html#e807282063cd8aee46f87b898fb5bc45">getEmbValueModulus</a>()) ; } ;
<a name="l00051"></a>00051 } ;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="preprocessor">#endif // ndef SH_BMPPALETTESAMPLEVALUE_H</span>
</pre></div></div>
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