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<h2><a name="content"></a>libkdepim</h2>
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<h1>kxface.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> This file is part of libkdepim.</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> Original compface:</span>
<a name="l00005"></a>00005 <span class="comment"> Copyright (c) James Ashton - Sydney University - June 1990.</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment"> Additions for KDE:</span>
<a name="l00008"></a>00008 <span class="comment"> Copyright (c) 2004 Jakob Schröter <js@camaya.net></span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00011"></a>00011 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00012"></a>00012 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00013"></a>00013 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00014"></a>00014 <span class="comment"></span>
<a name="l00015"></a>00015 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00016"></a>00016 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00017"></a>00017 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00018"></a>00018 <span class="comment"> Library General Public License for more details.</span>
<a name="l00019"></a>00019 <span class="comment"></span>
<a name="l00020"></a>00020 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00021"></a>00021 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00022"></a>00022 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00023"></a>00023 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00024"></a>00024 <span class="comment">*/</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include "kxface.h"</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <qbuffer.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <qcstring.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <qimage.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <qregexp.h></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <qstring.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <string.h></span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="preprocessor">#define GEN(g) F[h] ^= G.g[k]; break</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="preprocessor">#define BITSPERDIG 4</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#define DIGITS (PIXELS / BITSPERDIG)</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#define DIGSPERWORD 4</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define WORDSPERLINE (WIDTH / DIGSPERWORD / BITSPERDIG)</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="comment">/* compressed output uses the full range of printable characters.</span>
<a name="l00048"></a>00048 <span class="comment"> * in ascii these are in a contiguous block so we just need to know</span>
<a name="l00049"></a>00049 <span class="comment"> * the first and last. The total number of printables is needed too */</span>
<a name="l00050"></a>00050 <span class="preprocessor">#define FIRSTPRINT '!'</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#define LASTPRINT '~'</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#define NUMPRINTS (LASTPRINT - FIRSTPRINT + 1)</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span>
<a name="l00054"></a>00054 <span class="comment">/* output line length for compressed data */</span>
<a name="l00055"></a>00055 <span class="preprocessor">#define MAXLINELEN 78</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span>
<a name="l00057"></a>00057 <span class="comment">/* Portable, very large unsigned integer arithmetic is needed.</span>
<a name="l00058"></a>00058 <span class="comment"> * Implementation uses arrays of WORDs. COMPs must have at least</span>
<a name="l00059"></a>00059 <span class="comment"> * twice as many bits as WORDs to handle intermediate results */</span>
<a name="l00060"></a>00060 <span class="preprocessor">#define COMP unsigned long</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#define WORDCARRY (1 << BITSPERWORD)</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define WORDMASK (WORDCARRY - 1)</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span>
<a name="l00064"></a>00064 <span class="preprocessor">#define ERR_OK 0 </span><span class="comment">/* successful completion */</span>
<a name="l00065"></a>00065 <span class="preprocessor">#define ERR_EXCESS 1 </span><span class="comment">/* completed OK but some input was ignored */</span>
<a name="l00066"></a>00066 <span class="preprocessor">#define ERR_INSUFF -1 </span><span class="comment">/* insufficient input. Bad face format? */</span>
<a name="l00067"></a>00067 <span class="preprocessor">#define ERR_INTERNAL -2 </span><span class="comment">/* Arithmetic overflow or buffer overflow */</span>
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="preprocessor">#define BLACK 0</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#define GREY 1</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define WHITE 2</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span>
<a name="l00073"></a>00073 <span class="preprocessor">#define MAX_XFACE_LENGTH 2048</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span>
<a name="l00075"></a>00075 <span class="keyword">using namespace </span>KPIM;
<a name="l00076"></a>00076
<a name="l00077"></a>00077 KXFace::KXFace()
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 NumProbs = 0;
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a>00082 KXFace::~KXFace()
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 QString KXFace::fromImage( <span class="keyword">const</span> QImage &image )
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <span class="keywordflow">if</span>( image.isNull() )
<a name="l00089"></a>00089 <span class="keywordflow">return</span> QString::null;
<a name="l00090"></a>00090
<a name="l00091"></a>00091 QImage scaledImg = image.smoothScale( 48, 48 );
<a name="l00092"></a>00092 QByteArray ba;
<a name="l00093"></a>00093 QBuffer buffer( ba );
<a name="l00094"></a>00094 buffer.open( IO_WriteOnly );
<a name="l00095"></a>00095 scaledImg.save( &buffer, <span class="stringliteral">"XBM"</span> );
<a name="l00096"></a>00096 QString xbm( ba );
<a name="l00097"></a>00097 xbm.remove( 0, xbm.find( <span class="stringliteral">"{"</span> ) + 1 );
<a name="l00098"></a>00098 xbm.truncate( xbm.find( <span class="stringliteral">"}"</span> ) );
<a name="l00099"></a>00099 xbm.remove( <span class="stringliteral">" "</span> );
<a name="l00100"></a>00100 xbm.remove( <span class="stringliteral">","</span> );
<a name="l00101"></a>00101 xbm.remove( <span class="stringliteral">"0x"</span> );
<a name="l00102"></a>00102 xbm.remove( <span class="stringliteral">"\n"</span> );
<a name="l00103"></a>00103 xbm.truncate( 576 );
<a name="l00104"></a>00104 QCString tmp = QCString( xbm.latin1() );
<a name="l00105"></a>00105 uint len = tmp.length();
<a name="l00106"></a>00106 <span class="keywordflow">for</span>( uint i=0; i<len; ++i )
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <span class="keywordflow">switch</span>( tmp[i] )
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 <span class="keywordflow">case</span> <span class="charliteral">'1'</span>: tmp[i] = <span class="charliteral">'8'</span>; <span class="keywordflow">break</span>;
<a name="l00111"></a>00111 <span class="keywordflow">case</span> <span class="charliteral">'2'</span>: tmp[i] = <span class="charliteral">'4'</span>; <span class="keywordflow">break</span>;
<a name="l00112"></a>00112 <span class="keywordflow">case</span> <span class="charliteral">'3'</span>: tmp[i] = <span class="charliteral">'c'</span>; <span class="keywordflow">break</span>;
<a name="l00113"></a>00113 <span class="keywordflow">case</span> <span class="charliteral">'4'</span>: tmp[i] = <span class="charliteral">'2'</span>; <span class="keywordflow">break</span>;
<a name="l00114"></a>00114 <span class="keywordflow">case</span> <span class="charliteral">'5'</span>: tmp[i] = <span class="charliteral">'a'</span>; <span class="keywordflow">break</span>;
<a name="l00115"></a>00115 <span class="keywordflow">case</span> <span class="charliteral">'7'</span>: tmp[i] = <span class="charliteral">'e'</span>; <span class="keywordflow">break</span>;
<a name="l00116"></a>00116 <span class="keywordflow">case</span> <span class="charliteral">'8'</span>: tmp[i] = <span class="charliteral">'1'</span>; <span class="keywordflow">break</span>;
<a name="l00117"></a>00117 <span class="keywordflow">case</span> <span class="charliteral">'A'</span>:
<a name="l00118"></a>00118 <span class="keywordflow">case</span> <span class="charliteral">'a'</span>: tmp[i] = <span class="charliteral">'5'</span>; <span class="keywordflow">break</span>;
<a name="l00119"></a>00119 <span class="keywordflow">case</span> <span class="charliteral">'B'</span>:
<a name="l00120"></a>00120 <span class="keywordflow">case</span> <span class="charliteral">'b'</span>: tmp[i] = <span class="charliteral">'d'</span>; <span class="keywordflow">break</span>;
<a name="l00121"></a>00121 <span class="keywordflow">case</span> <span class="charliteral">'C'</span>:
<a name="l00122"></a>00122 <span class="keywordflow">case</span> <span class="charliteral">'c'</span>: tmp[i] = <span class="charliteral">'3'</span>; <span class="keywordflow">break</span>;
<a name="l00123"></a>00123 <span class="keywordflow">case</span> <span class="charliteral">'D'</span>:
<a name="l00124"></a>00124 <span class="keywordflow">case</span> <span class="charliteral">'d'</span>: tmp[i] = <span class="charliteral">'b'</span>; <span class="keywordflow">break</span>;
<a name="l00125"></a>00125 <span class="keywordflow">case</span> <span class="charliteral">'E'</span>:
<a name="l00126"></a>00126 <span class="keywordflow">case</span> <span class="charliteral">'e'</span>: tmp[i] = <span class="charliteral">'7'</span>; <span class="keywordflow">break</span>;
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128 <span class="keywordflow">if</span> ( i % 2 )
<a name="l00129"></a>00129 {
<a name="l00130"></a>00130 <span class="keywordtype">char</span> t = tmp[i];
<a name="l00131"></a>00131 tmp[i] = tmp[i-1];
<a name="l00132"></a>00132 tmp[i-1] = t;
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 tmp.replace( QRegExp( <span class="stringliteral">"(\\w{12})"</span> ), <span class="stringliteral">"\\1\n"</span> );
<a name="l00136"></a>00136 tmp.replace( QRegExp( <span class="stringliteral">"(\\w{4})"</span> ), <span class="stringliteral">"0x\\1,"</span> );
<a name="l00137"></a>00137 len = tmp.length();
<a name="l00138"></a>00138 <span class="keywordtype">char</span> *fbuf = (<span class="keywordtype">char</span> *)malloc( len + 1 );
<a name="l00139"></a>00139 strncpy( fbuf, (<span class="keyword">const</span> <span class="keywordtype">char</span> *)tmp, len );
<a name="l00140"></a>00140 fbuf[len] = <span class="charliteral">'\0'</span>;
<a name="l00141"></a>00141 <span class="keywordflow">if</span> ( !( status = setjmp( comp_env ) ) )
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143 ReadFace( fbuf );
<a name="l00144"></a>00144 GenFace();
<a name="l00145"></a>00145 CompAll( fbuf );
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147 QString ret( fbuf );
<a name="l00148"></a>00148 free( fbuf );
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="keywordflow">return</span> ret;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152
<a name="l00153"></a>00153 QImage KXFace::toImage(<span class="keyword">const</span> QString &xface)
<a name="l00154"></a>00154 {
<a name="l00155"></a>00155 <span class="keywordflow">if</span> ( xface.length() > MAX_XFACE_LENGTH )
<a name="l00156"></a>00156 <span class="keywordflow">return</span> QImage();
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="keywordtype">char</span> *fbuf = (<span class="keywordtype">char</span> *)malloc( MAX_XFACE_LENGTH );
<a name="l00159"></a>00159 memset( fbuf, <span class="charliteral">'\0'</span>, MAX_XFACE_LENGTH );
<a name="l00160"></a>00160 strncpy( fbuf, xface.latin1(), xface.length() );
<a name="l00161"></a>00161 QCString img;
<a name="l00162"></a>00162 <span class="keywordflow">if</span> ( !( status = setjmp( comp_env ) ) )
<a name="l00163"></a>00163 {
<a name="l00164"></a>00164 UnCompAll( fbuf );<span class="comment">/* compress otherwise */</span>
<a name="l00165"></a>00165 UnGenFace();
<a name="l00166"></a>00166 img = WriteFace();
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 free( fbuf );
<a name="l00169"></a>00169 QImage p;
<a name="l00170"></a>00170 p.loadFromData( img, <span class="stringliteral">"XBM"</span> );
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="keywordflow">return</span> p;
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="comment">//============================================================================</span>
<a name="l00176"></a>00176 <span class="comment">// more or less original compface 1.4 source</span>
<a name="l00177"></a>00177
<a name="l00178"></a>00178 <span class="keywordtype">void</span> KXFace::RevPush(<span class="keyword">const</span> Prob *p)
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="keywordflow">if</span> (NumProbs >= PIXELS * 2 - 1)
<a name="l00181"></a>00181 longjmp(comp_env, ERR_INTERNAL);
<a name="l00182"></a>00182 ProbBuf[NumProbs++] = (Prob *) p;
<a name="l00183"></a>00183 }
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="keywordtype">void</span> KXFace::BigPush(Prob *p)
<a name="l00186"></a>00186 {
<a name="l00187"></a>00187 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp;
<a name="l00188"></a>00188
<a name="l00189"></a>00189 BigDiv(p->p_range, &tmp);
<a name="l00190"></a>00190 BigMul(0);
<a name="l00191"></a>00191 BigAdd(tmp + p->p_offset);
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="keywordtype">int</span> KXFace::BigPop(<span class="keyword">register</span> <span class="keyword">const</span> Prob *p)
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp;
<a name="l00197"></a>00197 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00198"></a>00198
<a name="l00199"></a>00199 BigDiv(0, &tmp);
<a name="l00200"></a>00200 i = 0;
<a name="l00201"></a>00201 <span class="keywordflow">while</span> ((tmp < p->p_offset) || (tmp >= p->p_range + p->p_offset))
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203 p++;
<a name="l00204"></a>00204 i++;
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206 BigMul(p->p_range);
<a name="l00207"></a>00207 BigAdd(tmp - p->p_offset);
<a name="l00208"></a>00208 <span class="keywordflow">return</span> i;
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210
<a name="l00211"></a>00211
<a name="l00212"></a>00212 <span class="comment">/* Divide B by a storing the result in B and the remainder in the word</span>
<a name="l00213"></a>00213 <span class="comment"> * pointer to by r</span>
<a name="l00214"></a>00214 <span class="comment"> */</span>
<a name="l00215"></a>00215 <span class="keywordtype">void</span> KXFace::BigDiv(<span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> a, <span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *r)
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00218"></a>00218 <span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *w;
<a name="l00219"></a>00219 <span class="keyword">register</span> COMP c, d;
<a name="l00220"></a>00220
<a name="l00221"></a>00221 a &= WORDMASK;
<a name="l00222"></a>00222 <span class="keywordflow">if</span> ((a == 1) || (B.b_words == 0))
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 *r = 0;
<a name="l00225"></a>00225 <span class="keywordflow">return</span>;
<a name="l00226"></a>00226 }
<a name="l00227"></a>00227 <span class="keywordflow">if</span> (a == 0) <span class="comment">/* treat this as a == WORDCARRY */</span>
<a name="l00228"></a>00228 { <span class="comment">/* and just shift everything right a WORD (unsigned char)*/</span>
<a name="l00229"></a>00229 i = --B.b_words;
<a name="l00230"></a>00230 w = B.b_word;
<a name="l00231"></a>00231 *r = *w;
<a name="l00232"></a>00232 <span class="keywordflow">while</span> (i--)
<a name="l00233"></a>00233 {
<a name="l00234"></a>00234 *w = *(w + 1);
<a name="l00235"></a>00235 w++;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 *w = 0;
<a name="l00238"></a>00238 <span class="keywordflow">return</span>;
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240 w = B.b_word + (i = B.b_words);
<a name="l00241"></a>00241 c = 0;
<a name="l00242"></a>00242 <span class="keywordflow">while</span> (i--)
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 c <<= BITSPERWORD;
<a name="l00245"></a>00245 c += (COMP)*--w;
<a name="l00246"></a>00246 d = c / (COMP)a;
<a name="l00247"></a>00247 c = c % (COMP)a;
<a name="l00248"></a>00248 *w = (<span class="keywordtype">unsigned</span> char)(d & WORDMASK);
<a name="l00249"></a>00249 }
<a name="l00250"></a>00250 *r = c;
<a name="l00251"></a>00251 <span class="keywordflow">if</span> (B.b_word[B.b_words - 1] == 0)
<a name="l00252"></a>00252 B.b_words--;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254
<a name="l00255"></a>00255 <span class="comment">/* Multiply a by B storing the result in B</span>
<a name="l00256"></a>00256 <span class="comment"> */</span>
<a name="l00257"></a>00257 <span class="keywordtype">void</span> KXFace::BigMul(<span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> a)
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00260"></a>00260 <span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *w;
<a name="l00261"></a>00261 <span class="keyword">register</span> COMP c;
<a name="l00262"></a>00262
<a name="l00263"></a>00263 a &= WORDMASK;
<a name="l00264"></a>00264 <span class="keywordflow">if</span> ((a == 1) || (B.b_words == 0))
<a name="l00265"></a>00265 <span class="keywordflow">return</span>;
<a name="l00266"></a>00266 <span class="keywordflow">if</span> (a == 0) <span class="comment">/* treat this as a == WORDCARRY */</span>
<a name="l00267"></a>00267 { <span class="comment">/* and just shift everything left a WORD (unsigned char) */</span>
<a name="l00268"></a>00268 <span class="keywordflow">if</span> ((i = B.b_words++) >= MAXWORDS - 1)
<a name="l00269"></a>00269 longjmp(comp_env, ERR_INTERNAL);
<a name="l00270"></a>00270 w = B.b_word + i;
<a name="l00271"></a>00271 <span class="keywordflow">while</span> (i--)
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 *w = *(w - 1);
<a name="l00274"></a>00274 w--;
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276 *w = 0;
<a name="l00277"></a>00277 <span class="keywordflow">return</span>;
<a name="l00278"></a>00278 }
<a name="l00279"></a>00279 i = B.b_words;
<a name="l00280"></a>00280 w = B.b_word;
<a name="l00281"></a>00281 c = 0;
<a name="l00282"></a>00282 <span class="keywordflow">while</span> (i--)
<a name="l00283"></a>00283 {
<a name="l00284"></a>00284 c += (COMP)*w * (COMP)a;
<a name="l00285"></a>00285 *(w++) = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)(c & WORDMASK);
<a name="l00286"></a>00286 c >>= BITSPERWORD;
<a name="l00287"></a>00287 }
<a name="l00288"></a>00288 <span class="keywordflow">if</span> (c)
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 <span class="keywordflow">if</span> (B.b_words++ >= MAXWORDS)
<a name="l00291"></a>00291 longjmp(comp_env, ERR_INTERNAL);
<a name="l00292"></a>00292 *w = (COMP)(c & WORDMASK);
<a name="l00293"></a>00293 }
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295
<a name="l00296"></a>00296 <span class="comment">/* Add to a to B storing the result in B</span>
<a name="l00297"></a>00297 <span class="comment"> */</span>
<a name="l00298"></a>00298 <span class="keywordtype">void</span> KXFace::BigAdd(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> a)
<a name="l00299"></a>00299 {
<a name="l00300"></a>00300 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00301"></a>00301 <span class="keyword">register</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *w;
<a name="l00302"></a>00302 <span class="keyword">register</span> COMP c;
<a name="l00303"></a>00303
<a name="l00304"></a>00304 a &= WORDMASK;
<a name="l00305"></a>00305 <span class="keywordflow">if</span> (a == 0)
<a name="l00306"></a>00306 <span class="keywordflow">return</span>;
<a name="l00307"></a>00307 i = 0;
<a name="l00308"></a>00308 w = B.b_word;
<a name="l00309"></a>00309 c = a;
<a name="l00310"></a>00310 <span class="keywordflow">while</span> ((i < B.b_words) && c)
<a name="l00311"></a>00311 {
<a name="l00312"></a>00312 c += (COMP)*w;
<a name="l00313"></a>00313 *w++ = (<span class="keywordtype">unsigned</span> char)(c & WORDMASK);
<a name="l00314"></a>00314 c >>= BITSPERWORD;
<a name="l00315"></a>00315 i++;
<a name="l00316"></a>00316 }
<a name="l00317"></a>00317 <span class="keywordflow">if</span> ((i == B.b_words) && c)
<a name="l00318"></a>00318 {
<a name="l00319"></a>00319 <span class="keywordflow">if</span> (B.b_words++ >= MAXWORDS)
<a name="l00320"></a>00320 longjmp(comp_env, ERR_INTERNAL);
<a name="l00321"></a>00321 *w = (COMP)(c & WORDMASK);
<a name="l00322"></a>00322 }
<a name="l00323"></a>00323 }
<a name="l00324"></a>00324
<a name="l00325"></a>00325 <span class="keywordtype">void</span> KXFace::BigClear()
<a name="l00326"></a>00326 {
<a name="l00327"></a>00327 B.b_words = 0;
<a name="l00328"></a>00328 }
<a name="l00329"></a>00329
<a name="l00330"></a>00330 QCString KXFace::WriteFace()
<a name="l00331"></a>00331 {
<a name="l00332"></a>00332 <span class="keyword">register</span> <span class="keywordtype">char</span> *s;
<a name="l00333"></a>00333 <span class="keyword">register</span> <span class="keywordtype">int</span> i, j, bits, digits, words;
<a name="l00334"></a>00334 <span class="keywordtype">int</span> digsperword = DIGSPERWORD;
<a name="l00335"></a>00335 <span class="keywordtype">int</span> wordsperline = WORDSPERLINE;
<a name="l00336"></a>00336 QCString t( <span class="stringliteral">"#define noname_width 48\n#define noname_height 48\nstatic char noname_bits[] = {\n "</span> );
<a name="l00337"></a>00337 j = t.length() - 1;
<a name="l00338"></a>00338
<a name="l00339"></a>00339 s = F;
<a name="l00340"></a>00340 bits = digits = words = i = 0;
<a name="l00341"></a>00341 t.resize( MAX_XFACE_LENGTH );
<a name="l00342"></a>00342 digsperword = 2;
<a name="l00343"></a>00343 wordsperline = 15;
<a name="l00344"></a>00344 <span class="keywordflow">while</span> ( s < F + PIXELS )
<a name="l00345"></a>00345 {
<a name="l00346"></a>00346 <span class="keywordflow">if</span> ( ( bits == 0 ) && ( digits == 0 ) )
<a name="l00347"></a>00347 {
<a name="l00348"></a>00348 t[j++] = <span class="charliteral">'0'</span>;
<a name="l00349"></a>00349 t[j++] = <span class="charliteral">'x'</span>;
<a name="l00350"></a>00350 }
<a name="l00351"></a>00351 <span class="keywordflow">if</span> ( *(s++) )
<a name="l00352"></a>00352 i = ( i >> 1 ) | 0x8;
<a name="l00353"></a>00353 <span class="keywordflow">else</span>
<a name="l00354"></a>00354 i >>= 1;
<a name="l00355"></a>00355 <span class="keywordflow">if</span> ( ++bits == BITSPERDIG )
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 j++;
<a name="l00358"></a>00358 t[j-( ( digits & 1 ) * 2 )] = *(i + HexDigits);
<a name="l00359"></a>00359 bits = i = 0;
<a name="l00360"></a>00360 <span class="keywordflow">if</span> ( ++digits == digsperword )
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 <span class="keywordflow">if</span> ( s >= F + PIXELS )
<a name="l00363"></a>00363 <span class="keywordflow">break</span>;
<a name="l00364"></a>00364 t[j++] = <span class="charliteral">','</span>;
<a name="l00365"></a>00365 digits = 0;
<a name="l00366"></a>00366 <span class="keywordflow">if</span> ( ++words == wordsperline )
<a name="l00367"></a>00367 {
<a name="l00368"></a>00368 t[j++] = <span class="charliteral">'\n'</span>;
<a name="l00369"></a>00369 t[j++] = <span class="charliteral">' '</span>;
<a name="l00370"></a>00370 words = 0;
<a name="l00371"></a>00371 }
<a name="l00372"></a>00372 }
<a name="l00373"></a>00373 }
<a name="l00374"></a>00374 }
<a name="l00375"></a>00375 t.resize( j + 1 );
<a name="l00376"></a>00376 t += <span class="stringliteral">"};\n"</span>;
<a name="l00377"></a>00377 <span class="keywordflow">return</span> t;
<a name="l00378"></a>00378 }
<a name="l00379"></a>00379
<a name="l00380"></a>00380 <span class="keywordtype">void</span> KXFace::UnCompAll(<span class="keywordtype">char</span> *fbuf)
<a name="l00381"></a>00381 {
<a name="l00382"></a>00382 <span class="keyword">register</span> <span class="keywordtype">char</span> *p;
<a name="l00383"></a>00383
<a name="l00384"></a>00384 BigClear();
<a name="l00385"></a>00385 BigRead(fbuf);
<a name="l00386"></a>00386 p = F;
<a name="l00387"></a>00387 <span class="keywordflow">while</span> (p < F + PIXELS)
<a name="l00388"></a>00388 *(p++) = 0;
<a name="l00389"></a>00389 UnCompress(F, 16, 16, 0);
<a name="l00390"></a>00390 UnCompress(F + 16, 16, 16, 0);
<a name="l00391"></a>00391 UnCompress(F + 32, 16, 16, 0);
<a name="l00392"></a>00392 UnCompress(F + WIDTH * 16, 16, 16, 0);
<a name="l00393"></a>00393 UnCompress(F + WIDTH * 16 + 16, 16, 16, 0);
<a name="l00394"></a>00394 UnCompress(F + WIDTH * 16 + 32, 16, 16, 0);
<a name="l00395"></a>00395 UnCompress(F + WIDTH * 32, 16, 16, 0);
<a name="l00396"></a>00396 UnCompress(F + WIDTH * 32 + 16, 16, 16, 0);
<a name="l00397"></a>00397 UnCompress(F + WIDTH * 32 + 32, 16, 16, 0);
<a name="l00398"></a>00398 }
<a name="l00399"></a>00399
<a name="l00400"></a>00400 <span class="keywordtype">void</span> KXFace::UnCompress(<span class="keywordtype">char</span> *f, <span class="keywordtype">int</span> wid, <span class="keywordtype">int</span> hei, <span class="keywordtype">int</span> lev)
<a name="l00401"></a>00401 {
<a name="l00402"></a>00402 <span class="keywordflow">switch</span> (BigPop(&levels[lev][0]))
<a name="l00403"></a>00403 {
<a name="l00404"></a>00404 <span class="keywordflow">case</span> WHITE :
<a name="l00405"></a>00405 <span class="keywordflow">return</span>;
<a name="l00406"></a>00406 <span class="keywordflow">case</span> BLACK :
<a name="l00407"></a>00407 PopGreys(f, wid, hei);
<a name="l00408"></a>00408 <span class="keywordflow">return</span>;
<a name="l00409"></a>00409 <span class="keywordflow">default</span> :
<a name="l00410"></a>00410 wid /= 2;
<a name="l00411"></a>00411 hei /= 2;
<a name="l00412"></a>00412 lev++;
<a name="l00413"></a>00413 UnCompress(f, wid, hei, lev);
<a name="l00414"></a>00414 UnCompress(f + wid, wid, hei, lev);
<a name="l00415"></a>00415 UnCompress(f + hei * WIDTH, wid, hei, lev);
<a name="l00416"></a>00416 UnCompress(f + wid + hei * WIDTH, wid, hei, lev);
<a name="l00417"></a>00417 <span class="keywordflow">return</span>;
<a name="l00418"></a>00418 }
<a name="l00419"></a>00419 }
<a name="l00420"></a>00420
<a name="l00421"></a>00421 <span class="keywordtype">void</span> KXFace::BigWrite(<span class="keyword">register</span> <span class="keywordtype">char</span> *fbuf)
<a name="l00422"></a>00422 {
<a name="l00423"></a>00423 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp;
<a name="l00424"></a>00424 <span class="keyword">static</span> <span class="keywordtype">char</span> buf[DIGITS];
<a name="l00425"></a>00425 <span class="keyword">register</span> <span class="keywordtype">char</span> *s;
<a name="l00426"></a>00426 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00427"></a>00427
<a name="l00428"></a>00428 s = buf;
<a name="l00429"></a>00429 <span class="keywordflow">while</span> (B.b_words > 0)
<a name="l00430"></a>00430 {
<a name="l00431"></a>00431 BigDiv(NUMPRINTS, &tmp);
<a name="l00432"></a>00432 *(s++) = tmp + FIRSTPRINT;
<a name="l00433"></a>00433 }
<a name="l00434"></a>00434 i = 7; <span class="comment">// leave room for the field name on the first line</span>
<a name="l00435"></a>00435 *(fbuf++) = <span class="charliteral">' '</span>;
<a name="l00436"></a>00436 <span class="keywordflow">while</span> (s-- > buf)
<a name="l00437"></a>00437 {
<a name="l00438"></a>00438 <span class="keywordflow">if</span> (i == 0)
<a name="l00439"></a>00439 *(fbuf++) = <span class="charliteral">' '</span>;
<a name="l00440"></a>00440 *(fbuf++) = *s;
<a name="l00441"></a>00441 <span class="keywordflow">if</span> (++i >= MAXLINELEN)
<a name="l00442"></a>00442 {
<a name="l00443"></a>00443 *(fbuf++) = <span class="charliteral">'\n'</span>;
<a name="l00444"></a>00444 i = 0;
<a name="l00445"></a>00445 }
<a name="l00446"></a>00446 }
<a name="l00447"></a>00447 <span class="keywordflow">if</span> (i > 0)
<a name="l00448"></a>00448 *(fbuf++) = <span class="charliteral">'\n'</span>;
<a name="l00449"></a>00449 *(fbuf++) = <span class="charliteral">'\0'</span>;
<a name="l00450"></a>00450 }
<a name="l00451"></a>00451
<a name="l00452"></a>00452 <span class="keywordtype">void</span> KXFace::BigRead(<span class="keyword">register</span> <span class="keywordtype">char</span> *fbuf)
<a name="l00453"></a>00453 {
<a name="l00454"></a>00454 <span class="keyword">register</span> <span class="keywordtype">int</span> c;
<a name="l00455"></a>00455
<a name="l00456"></a>00456 <span class="keywordflow">while</span> (*fbuf != <span class="charliteral">'\0'</span>)
<a name="l00457"></a>00457 {
<a name="l00458"></a>00458 c = *(fbuf++);
<a name="l00459"></a>00459 <span class="keywordflow">if</span> ((c < FIRSTPRINT) || (c > LASTPRINT))
<a name="l00460"></a>00460 <span class="keywordflow">continue</span>;
<a name="l00461"></a>00461 BigMul(NUMPRINTS);
<a name="l00462"></a>00462 BigAdd((<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)(c - FIRSTPRINT));
<a name="l00463"></a>00463 }
<a name="l00464"></a>00464 }
<a name="l00465"></a>00465
<a name="l00466"></a>00466 <span class="keywordtype">void</span> KXFace::ReadFace(<span class="keywordtype">char</span> *fbuf)
<a name="l00467"></a>00467 {
<a name="l00468"></a>00468 <span class="keyword">register</span> <span class="keywordtype">int</span> c, i;
<a name="l00469"></a>00469 <span class="keyword">register</span> <span class="keywordtype">char</span> *s, *t;
<a name="l00470"></a>00470
<a name="l00471"></a>00471 t = s = fbuf;
<a name="l00472"></a>00472 <span class="keywordflow">for</span>(i = strlen(s); i > 0; i--)
<a name="l00473"></a>00473 {
<a name="l00474"></a>00474 c = (int)*(s++);
<a name="l00475"></a>00475 <span class="keywordflow">if</span> ((c >= <span class="charliteral">'0'</span>) && (c <= <span class="charliteral">'9'</span>))
<a name="l00476"></a>00476 {
<a name="l00477"></a>00477 <span class="keywordflow">if</span> (t >= fbuf + DIGITS)
<a name="l00478"></a>00478 {
<a name="l00479"></a>00479 status = ERR_EXCESS;
<a name="l00480"></a>00480 <span class="keywordflow">break</span>;
<a name="l00481"></a>00481 }
<a name="l00482"></a>00482 *(t++) = c - <span class="charliteral">'0'</span>;
<a name="l00483"></a>00483 }
<a name="l00484"></a>00484 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((c >= <span class="charliteral">'A'</span>) && (c <= <span class="charliteral">'F'</span>))
<a name="l00485"></a>00485 {
<a name="l00486"></a>00486 <span class="keywordflow">if</span> (t >= fbuf + DIGITS)
<a name="l00487"></a>00487 {
<a name="l00488"></a>00488 status = ERR_EXCESS;
<a name="l00489"></a>00489 <span class="keywordflow">break</span>;
<a name="l00490"></a>00490 }
<a name="l00491"></a>00491 *(t++) = c - <span class="charliteral">'A'</span> + 10;
<a name="l00492"></a>00492 }
<a name="l00493"></a>00493 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((c >= <span class="charliteral">'a'</span>) && (c <= <span class="charliteral">'f'</span>))
<a name="l00494"></a>00494 {
<a name="l00495"></a>00495 <span class="keywordflow">if</span> (t >= fbuf + DIGITS)
<a name="l00496"></a>00496 {
<a name="l00497"></a>00497 status = ERR_EXCESS;
<a name="l00498"></a>00498 <span class="keywordflow">break</span>;
<a name="l00499"></a>00499 }
<a name="l00500"></a>00500 *(t++) = c - <span class="charliteral">'a'</span> + 10;
<a name="l00501"></a>00501 }
<a name="l00502"></a>00502 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (((c == <span class="charliteral">'x'</span>) || (c == <span class="charliteral">'X'</span>)) && (t > fbuf) && (*(t-1) == 0))
<a name="l00503"></a>00503 t--;
<a name="l00504"></a>00504 }
<a name="l00505"></a>00505 <span class="keywordflow">if</span> (t < fbuf + DIGITS)
<a name="l00506"></a>00506 longjmp(comp_env, ERR_INSUFF);
<a name="l00507"></a>00507 s = fbuf;
<a name="l00508"></a>00508 t = F;
<a name="l00509"></a>00509 c = 1 << (BITSPERDIG - 1);
<a name="l00510"></a>00510 <span class="keywordflow">while</span> (t < F + PIXELS)
<a name="l00511"></a>00511 {
<a name="l00512"></a>00512 *(t++) = (*s & c) ? 1 : 0;
<a name="l00513"></a>00513 <span class="keywordflow">if</span> ((c >>= 1) == 0)
<a name="l00514"></a>00514 {
<a name="l00515"></a>00515 s++;
<a name="l00516"></a>00516 c = 1 << (BITSPERDIG - 1);
<a name="l00517"></a>00517 }
<a name="l00518"></a>00518 }
<a name="l00519"></a>00519 }
<a name="l00520"></a>00520
<a name="l00521"></a>00521 <span class="keywordtype">void</span> KXFace::GenFace()
<a name="l00522"></a>00522 {
<a name="l00523"></a>00523 <span class="keyword">static</span> <span class="keywordtype">char</span> newp[PIXELS];
<a name="l00524"></a>00524 <span class="keyword">register</span> <span class="keywordtype">char</span> *f1;
<a name="l00525"></a>00525 <span class="keyword">register</span> <span class="keywordtype">char</span> *f2;
<a name="l00526"></a>00526 <span class="keyword">register</span> <span class="keywordtype">int</span> i;
<a name="l00527"></a>00527
<a name="l00528"></a>00528 f1 = newp;
<a name="l00529"></a>00529 f2 = F;
<a name="l00530"></a>00530 i = PIXELS;
<a name="l00531"></a>00531 <span class="keywordflow">while</span> (i-- > 0)
<a name="l00532"></a>00532 *(f1++) = *(f2++);
<a name="l00533"></a>00533 Gen(newp);
<a name="l00534"></a>00534 }
<a name="l00535"></a>00535
<a name="l00536"></a>00536 <span class="keywordtype">void</span> KXFace::UnGenFace()
<a name="l00537"></a>00537 {
<a name="l00538"></a>00538 Gen(F);
<a name="l00539"></a>00539 }
<a name="l00540"></a>00540
<a name="l00541"></a>00541 <span class="comment">// static</span>
<a name="l00542"></a>00542 <span class="keywordtype">void</span> KXFace::Gen(<span class="keyword">register</span> <span class="keywordtype">char</span> *f)
<a name="l00543"></a>00543 {
<a name="l00544"></a>00544 <span class="keyword">register</span> <span class="keywordtype">int</span> m, l, k, j, i, h;
<a name="l00545"></a>00545
<a name="l00546"></a>00546 <span class="keywordflow">for</span> (j = 0; j < HEIGHT; j++)
<a name="l00547"></a>00547 {
<a name="l00548"></a>00548 <span class="keywordflow">for</span> (i = 0; i < WIDTH; i++)
<a name="l00549"></a>00549 {
<a name="l00550"></a>00550 h = i + j * WIDTH;
<a name="l00551"></a>00551 k = 0;
<a name="l00552"></a>00552 <span class="keywordflow">for</span> (l = i - 2; l <= i + 2; l++)
<a name="l00553"></a>00553 <span class="keywordflow">for</span> (m = j - 2; m <= j; m++)
<a name="l00554"></a>00554 {
<a name="l00555"></a>00555 <span class="keywordflow">if</span> ((l >= i) && (m == j))
<a name="l00556"></a>00556 <span class="keywordflow">continue</span>;
<a name="l00557"></a>00557 <span class="keywordflow">if</span> ((l > 0) && (l <= WIDTH) && (m > 0))
<a name="l00558"></a>00558 k = *(f + l + m * WIDTH) ? k * 2 + 1 : k * 2;
<a name="l00559"></a>00559 }
<a name="l00560"></a>00560 <span class="keywordflow">switch</span> (i)
<a name="l00561"></a>00561 {
<a name="l00562"></a>00562 <span class="keywordflow">case</span> 1 :
<a name="l00563"></a>00563 <span class="keywordflow">switch</span> (j)
<a name="l00564"></a>00564 {
<a name="l00565"></a>00565 <span class="keywordflow">case</span> 1 : GEN(g_22);
<a name="l00566"></a>00566 <span class="keywordflow">case</span> 2 : GEN(g_21);
<a name="l00567"></a>00567 <span class="keywordflow">default</span> : GEN(g_20);
<a name="l00568"></a>00568 }
<a name="l00569"></a>00569 <span class="keywordflow">break</span>;
<a name="l00570"></a>00570 <span class="keywordflow">case</span> 2 :
<a name="l00571"></a>00571 <span class="keywordflow">switch</span> (j)
<a name="l00572"></a>00572 {
<a name="l00573"></a>00573 <span class="keywordflow">case</span> 1 : GEN(g_12);
<a name="l00574"></a>00574 <span class="keywordflow">case</span> 2 : GEN(g_11);
<a name="l00575"></a>00575 <span class="keywordflow">default</span> : GEN(g_10);
<a name="l00576"></a>00576 }
<a name="l00577"></a>00577 <span class="keywordflow">break</span>;
<a name="l00578"></a>00578 <span class="keywordflow">case</span> WIDTH - 1 :
<a name="l00579"></a>00579 <span class="keywordflow">switch</span> (j)
<a name="l00580"></a>00580 {
<a name="l00581"></a>00581 <span class="keywordflow">case</span> 1 : GEN(g_42);
<a name="l00582"></a>00582 <span class="keywordflow">case</span> 2 : GEN(g_41);
<a name="l00583"></a>00583 <span class="keywordflow">default</span> : GEN(g_40);
<a name="l00584"></a>00584 }
<a name="l00585"></a>00585 <span class="keywordflow">break</span>;
<a name="l00586"></a>00586 <span class="comment">/* i runs from 0 to WIDTH-1, so case can never occur. I leave the code in</span>
<a name="l00587"></a>00587 <span class="comment"> because it appears exactly like this in the original compface code.</span>
<a name="l00588"></a>00588 <span class="comment"> case WIDTH :</span>
<a name="l00589"></a>00589 <span class="comment"> switch (j)</span>
<a name="l00590"></a>00590 <span class="comment"> {</span>
<a name="l00591"></a>00591 <span class="comment"> case 1 : GEN(g_32);</span>
<a name="l00592"></a>00592 <span class="comment"> case 2 : GEN(g_31);</span>
<a name="l00593"></a>00593 <span class="comment"> default : GEN(g_30);</span>
<a name="l00594"></a>00594 <span class="comment"> }</span>
<a name="l00595"></a>00595 <span class="comment"> break;</span>
<a name="l00596"></a>00596 <span class="comment"> */</span>
<a name="l00597"></a>00597 <span class="keywordflow">default</span> :
<a name="l00598"></a>00598 <span class="keywordflow">switch</span> (j)
<a name="l00599"></a>00599 {
<a name="l00600"></a>00600 <span class="keywordflow">case</span> 1 : GEN(g_02);
<a name="l00601"></a>00601 <span class="keywordflow">case</span> 2 : GEN(g_01);
<a name="l00602"></a>00602 <span class="keywordflow">default</span> : GEN(g_00);
<a name="l00603"></a>00603 }
<a name="l00604"></a>00604 <span class="keywordflow">break</span>;
<a name="l00605"></a>00605 }
<a name="l00606"></a>00606 }
<a name="l00607"></a>00607 }
<a name="l00608"></a>00608 }
<a name="l00609"></a>00609
<a name="l00610"></a>00610 <span class="keywordtype">void</span> KXFace::PopGreys(<span class="keywordtype">char</span> *f, <span class="keywordtype">int</span> wid, <span class="keywordtype">int</span> hei)
<a name="l00611"></a>00611 {
<a name="l00612"></a>00612 <span class="keywordflow">if</span> (wid > 3)
<a name="l00613"></a>00613 {
<a name="l00614"></a>00614 wid /= 2;
<a name="l00615"></a>00615 hei /= 2;
<a name="l00616"></a>00616 PopGreys(f, wid, hei);
<a name="l00617"></a>00617 PopGreys(f + wid, wid, hei);
<a name="l00618"></a>00618 PopGreys(f + WIDTH * hei, wid, hei);
<a name="l00619"></a>00619 PopGreys(f + WIDTH * hei + wid, wid, hei);
<a name="l00620"></a>00620 }
<a name="l00621"></a>00621 <span class="keywordflow">else</span>
<a name="l00622"></a>00622 {
<a name="l00623"></a>00623 wid = BigPop(freqs);
<a name="l00624"></a>00624 <span class="keywordflow">if</span> (wid & 1)
<a name="l00625"></a>00625 *f = 1;
<a name="l00626"></a>00626 <span class="keywordflow">if</span> (wid & 2)
<a name="l00627"></a>00627 *(f + 1) = 1;
<a name="l00628"></a>00628 <span class="keywordflow">if</span> (wid & 4)
<a name="l00629"></a>00629 *(f + WIDTH) = 1;
<a name="l00630"></a>00630 <span class="keywordflow">if</span> (wid & 8)
<a name="l00631"></a>00631 *(f + WIDTH + 1) = 1;
<a name="l00632"></a>00632 }
<a name="l00633"></a>00633 }
<a name="l00634"></a>00634
<a name="l00635"></a>00635 <span class="keywordtype">void</span> KXFace::CompAll(<span class="keywordtype">char</span> *fbuf)
<a name="l00636"></a>00636 {
<a name="l00637"></a>00637 Compress(F, 16, 16, 0);
<a name="l00638"></a>00638 Compress(F + 16, 16, 16, 0);
<a name="l00639"></a>00639 Compress(F + 32, 16, 16, 0);
<a name="l00640"></a>00640 Compress(F + WIDTH * 16, 16, 16, 0);
<a name="l00641"></a>00641 Compress(F + WIDTH * 16 + 16, 16, 16, 0);
<a name="l00642"></a>00642 Compress(F + WIDTH * 16 + 32, 16, 16, 0);
<a name="l00643"></a>00643 Compress(F + WIDTH * 32, 16, 16, 0);
<a name="l00644"></a>00644 Compress(F + WIDTH * 32 + 16, 16, 16, 0);
<a name="l00645"></a>00645 Compress(F + WIDTH * 32 + 32, 16, 16, 0);
<a name="l00646"></a>00646 BigClear();
<a name="l00647"></a>00647 <span class="keywordflow">while</span> (NumProbs > 0)
<a name="l00648"></a>00648 BigPush(ProbBuf[--NumProbs]);
<a name="l00649"></a>00649 BigWrite(fbuf);
<a name="l00650"></a>00650 }
<a name="l00651"></a>00651
<a name="l00652"></a>00652 <span class="keywordtype">void</span> KXFace::Compress(<span class="keyword">register</span> <span class="keywordtype">char</span> *f, <span class="keyword">register</span> <span class="keywordtype">int</span> wid, <span class="keyword">register</span> <span class="keywordtype">int</span> hei, <span class="keyword">register</span> <span class="keywordtype">int</span> lev)
<a name="l00653"></a>00653 {
<a name="l00654"></a>00654 <span class="keywordflow">if</span> (AllWhite(f, wid, hei))
<a name="l00655"></a>00655 {
<a name="l00656"></a>00656 RevPush(&levels[lev][WHITE]);
<a name="l00657"></a>00657 <span class="keywordflow">return</span>;
<a name="l00658"></a>00658 }
<a name="l00659"></a>00659 <span class="keywordflow">if</span> (AllBlack(f, wid, hei))
<a name="l00660"></a>00660 {
<a name="l00661"></a>00661 RevPush(&levels[lev][BLACK]);
<a name="l00662"></a>00662 PushGreys(f, wid, hei);
<a name="l00663"></a>00663 <span class="keywordflow">return</span>;
<a name="l00664"></a>00664 }
<a name="l00665"></a>00665 RevPush(&levels[lev][GREY]);
<a name="l00666"></a>00666 wid /= 2;
<a name="l00667"></a>00667 hei /= 2;
<a name="l00668"></a>00668 lev++;
<a name="l00669"></a>00669 Compress(f, wid, hei, lev);
<a name="l00670"></a>00670 Compress(f + wid, wid, hei, lev);
<a name="l00671"></a>00671 Compress(f + hei * WIDTH, wid, hei, lev);
<a name="l00672"></a>00672 Compress(f + wid + hei * WIDTH, wid, hei, lev);
<a name="l00673"></a>00673 }
<a name="l00674"></a>00674
<a name="l00675"></a>00675 <span class="keywordtype">int</span> KXFace::AllWhite(<span class="keywordtype">char</span> *f, <span class="keywordtype">int</span> wid, <span class="keywordtype">int</span> hei)
<a name="l00676"></a>00676 {
<a name="l00677"></a>00677 <span class="keywordflow">return</span> ((*f == 0) && Same(f, wid, hei));
<a name="l00678"></a>00678 }
<a name="l00679"></a>00679
<a name="l00680"></a>00680 <span class="keywordtype">int</span> KXFace::AllBlack(<span class="keywordtype">char</span> *f, <span class="keywordtype">int</span> wid, <span class="keywordtype">int</span> hei)
<a name="l00681"></a>00681 {
<a name="l00682"></a>00682 <span class="keywordflow">if</span> (wid > 3)
<a name="l00683"></a>00683 {
<a name="l00684"></a>00684 wid /= 2;
<a name="l00685"></a>00685 hei /= 2;
<a name="l00686"></a>00686 <span class="keywordflow">return</span> (AllBlack(f, wid, hei) && AllBlack(f + wid, wid, hei) &&
<a name="l00687"></a>00687 AllBlack(f + WIDTH * hei, wid, hei) &&
<a name="l00688"></a>00688 AllBlack(f + WIDTH * hei + wid, wid, hei));
<a name="l00689"></a>00689 }
<a name="l00690"></a>00690 <span class="keywordflow">else</span>
<a name="l00691"></a>00691 <span class="keywordflow">return</span> (*f || *(f + 1) || *(f + WIDTH) || *(f + WIDTH + 1));
<a name="l00692"></a>00692 }
<a name="l00693"></a>00693
<a name="l00694"></a>00694 <span class="keywordtype">int</span> KXFace::Same(<span class="keyword">register</span> <span class="keywordtype">char</span> *f, <span class="keyword">register</span> <span class="keywordtype">int</span> wid, <span class="keyword">register</span> <span class="keywordtype">int</span> hei)
<a name="l00695"></a>00695 {
<a name="l00696"></a>00696 <span class="keyword">register</span> <span class="keywordtype">char</span> val, *row;
<a name="l00697"></a>00697 <span class="keyword">register</span> <span class="keywordtype">int</span> x;
<a name="l00698"></a>00698
<a name="l00699"></a>00699 val = *f;
<a name="l00700"></a>00700 <span class="keywordflow">while</span> (hei--)
<a name="l00701"></a>00701 {
<a name="l00702"></a>00702 row = f;
<a name="l00703"></a>00703 x = wid;
<a name="l00704"></a>00704 <span class="keywordflow">while</span> (x--)
<a name="l00705"></a>00705 <span class="keywordflow">if</span> (*(row++) != val)
<a name="l00706"></a>00706 <span class="keywordflow">return</span>(0);
<a name="l00707"></a>00707 f += WIDTH;
<a name="l00708"></a>00708 }
<a name="l00709"></a>00709 <span class="keywordflow">return</span> 1;
<a name="l00710"></a>00710 }
<a name="l00711"></a>00711
<a name="l00712"></a>00712 <span class="keywordtype">void</span> KXFace::PushGreys(<span class="keywordtype">char</span> *f, <span class="keywordtype">int</span> wid, <span class="keywordtype">int</span> hei)
<a name="l00713"></a>00713 {
<a name="l00714"></a>00714 <span class="keywordflow">if</span> (wid > 3)
<a name="l00715"></a>00715 {
<a name="l00716"></a>00716 wid /= 2;
<a name="l00717"></a>00717 hei /= 2;
<a name="l00718"></a>00718 PushGreys(f, wid, hei);
<a name="l00719"></a>00719 PushGreys(f + wid, wid, hei);
<a name="l00720"></a>00720 PushGreys(f + WIDTH * hei, wid, hei);
<a name="l00721"></a>00721 PushGreys(f + WIDTH * hei + wid, wid, hei);
<a name="l00722"></a>00722 }
<a name="l00723"></a>00723 <span class="keywordflow">else</span>
<a name="l00724"></a>00724 RevPush(freqs + *f + 2 * *(f + 1) + 4 * *(f + WIDTH) +
<a name="l00725"></a>00725 8 * *(f + WIDTH + 1));
<a name="l00726"></a>00726 }
<a name="l00727"></a>00727
<a name="l00728"></a>00728
<a name="l00729"></a>00729 <span class="preprocessor">#include "kxface.moc"</span>
</pre></div></div>
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