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-<title>TB9.2 Example Applications: examples/PIPS/antiword/src/dib2eps.c Source File</title>
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-<h1>examples/PIPS/antiword/src/dib2eps.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
-<a name="l00002"></a>00002 <span class="comment"> * dib2eps.c</span>
-<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2000-2003 A.J. van Os; Released under GPL</span>
-<a name="l00004"></a>00004 <span class="comment"> *</span>
-<a name="l00005"></a>00005 <span class="comment"> * Description:</span>
-<a name="l00006"></a>00006 <span class="comment"> * Functions to translate dib pictures into eps</span>
-<a name="l00007"></a>00007 <span class="comment"> *</span>
-<a name="l00008"></a>00008 <span class="comment"> *================================================================</span>
-<a name="l00009"></a>00009 <span class="comment"> * This part of the software is based on:</span>
-<a name="l00010"></a>00010 <span class="comment"> * The Windows Bitmap Decoder Class part of paintlib</span>
-<a name="l00011"></a>00011 <span class="comment"> * Paintlib is copyright (c) 1996-2000 Ulrich von Zadow</span>
-<a name="l00012"></a>00012 <span class="comment"> *================================================================</span>
-<a name="l00013"></a>00013 <span class="comment"> * The credit should go to him, but all the bugs are mine.</span>
-<a name="l00014"></a>00014 <span class="comment"> */</span>
-<a name="l00015"></a>00015
-<a name="l00016"></a>00016 <span class="preprocessor">#include <stdio.h></span>
-<a name="l00017"></a>00017 <span class="preprocessor">#include "antiword.h"</span>
-<a name="l00018"></a>00018
-<a name="l00019"></a>00019
-<a name="l00020"></a>00020 <span class="comment">/*</span>
-<a name="l00021"></a>00021 <span class="comment"> * vDecode1bpp - decode an uncompressed 1 bit per pixel image</span>
-<a name="l00022"></a>00022 <span class="comment"> */</span>
-<a name="l00023"></a>00023 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00024"></a>00024 vDecode1bpp(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00025"></a>00025 {
-<a name="l00026"></a>00026 <span class="keywordtype">size_t</span> tPadding;
-<a name="l00027"></a>00027 <span class="keywordtype">int</span> iX, iY, iN, iByte, iTmp, iEighthWidth, iUse;
-<a name="l00028"></a>00028
-<a name="l00029"></a>00029 DBG_MSG(<span class="stringliteral">"vDecode1bpp"</span>);
-<a name="l00030"></a>00030
-<a name="l00031"></a>00031 fail(pOutFile == NULL);
-<a name="l00032"></a>00032 fail(pImg == NULL);
-<a name="l00033"></a>00033 fail(pImg->iColorsUsed < 1 || pImg->iColorsUsed > 2);
-<a name="l00034"></a>00034
-<a name="l00035"></a>00035 DBG_DEC(pImg->iWidth);
-<a name="l00036"></a>00036 DBG_DEC(pImg->iHeight);
-<a name="l00037"></a>00037
-<a name="l00038"></a>00038 iEighthWidth = (pImg->iWidth + 7) / 8;
-<a name="l00039"></a>00039 tPadding = (size_t)(ROUND4(iEighthWidth) - iEighthWidth);
-<a name="l00040"></a>00040
-<a name="l00041"></a>00041 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight; iY++) {
-<a name="l00042"></a>00042 <span class="keywordflow">for</span> (iX = 0; iX < iEighthWidth; iX++) {
-<a name="l00043"></a>00043 iByte = iNextByte(pInFile);
-<a name="l00044"></a>00044 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00045"></a>00045 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00046"></a>00046 <span class="keywordflow">return</span>;
-<a name="l00047"></a>00047 }
-<a name="l00048"></a>00048 <span class="keywordflow">if</span> (iX == iEighthWidth - 1 && pImg->iWidth % 8 != 0) {
-<a name="l00049"></a>00049 iUse = pImg->iWidth % 8;
-<a name="l00050"></a>00050 } <span class="keywordflow">else</span> {
-<a name="l00051"></a>00051 iUse = 8;
-<a name="l00052"></a>00052 }
-<a name="l00053"></a>00053 <span class="keywordflow">for</span> (iN = 0; iN < iUse; iN++) {
-<a name="l00054"></a>00054 <span class="keywordflow">switch</span> (iN) {
-<a name="l00055"></a>00055 <span class="keywordflow">case</span> 0: iTmp = (iByte & 0x80) / 128; <span class="keywordflow">break</span>;
-<a name="l00056"></a>00056 <span class="keywordflow">case</span> 1: iTmp = (iByte & 0x40) / 64; <span class="keywordflow">break</span>;
-<a name="l00057"></a>00057 <span class="keywordflow">case</span> 2: iTmp = (iByte & 0x20) / 32; <span class="keywordflow">break</span>;
-<a name="l00058"></a>00058 <span class="keywordflow">case</span> 3: iTmp = (iByte & 0x10) / 16; <span class="keywordflow">break</span>;
-<a name="l00059"></a>00059 <span class="keywordflow">case</span> 4: iTmp = (iByte & 0x08) / 8; <span class="keywordflow">break</span>;
-<a name="l00060"></a>00060 <span class="keywordflow">case</span> 5: iTmp = (iByte & 0x04) / 4; <span class="keywordflow">break</span>;
-<a name="l00061"></a>00061 <span class="keywordflow">case</span> 6: iTmp = (iByte & 0x02) / 2; <span class="keywordflow">break</span>;
-<a name="l00062"></a>00062 <span class="keywordflow">case</span> 7: iTmp = (iByte & 0x01); <span class="keywordflow">break</span>;
-<a name="l00063"></a>00063 <span class="keywordflow">default</span>: iTmp = 0; <span class="keywordflow">break</span>;
-<a name="l00064"></a>00064 }
-<a name="l00065"></a>00065 vASCII85EncodeByte(pOutFile, iTmp);
-<a name="l00066"></a>00066 }
-<a name="l00067"></a>00067 }
-<a name="l00068"></a>00068 (void)tSkipBytes(pInFile, tPadding);
-<a name="l00069"></a>00069 }
-<a name="l00070"></a>00070 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00071"></a>00071 } <span class="comment">/* end of vDecode1bpp */</span>
-<a name="l00072"></a>00072
-<a name="l00073"></a>00073 <span class="comment">/*</span>
-<a name="l00074"></a>00074 <span class="comment"> * vDecode4bpp - decode an uncompressed 4 bits per pixel image</span>
-<a name="l00075"></a>00075 <span class="comment"> */</span>
-<a name="l00076"></a>00076 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00077"></a>00077 vDecode4bpp(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00078"></a>00078 {
-<a name="l00079"></a>00079 <span class="keywordtype">size_t</span> tPadding;
-<a name="l00080"></a>00080 <span class="keywordtype">int</span> iX, iY, iN, iByte, iTmp, iHalfWidth, iUse;
-<a name="l00081"></a>00081
-<a name="l00082"></a>00082 DBG_MSG(<span class="stringliteral">"vDecode4bpp"</span>);
-<a name="l00083"></a>00083
-<a name="l00084"></a>00084 fail(pInFile == NULL);
-<a name="l00085"></a>00085 fail(pOutFile == NULL);
-<a name="l00086"></a>00086 fail(pImg == NULL);
-<a name="l00087"></a>00087 fail(pImg->iColorsUsed < 1 || pImg->iColorsUsed > 16);
-<a name="l00088"></a>00088
-<a name="l00089"></a>00089 DBG_DEC(pImg->iWidth);
-<a name="l00090"></a>00090 DBG_DEC(pImg->iHeight);
-<a name="l00091"></a>00091
-<a name="l00092"></a>00092 iHalfWidth = (pImg->iWidth + 1) / 2;
-<a name="l00093"></a>00093 tPadding = (size_t)(ROUND4(iHalfWidth) - iHalfWidth);
-<a name="l00094"></a>00094
-<a name="l00095"></a>00095 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight; iY++) {
-<a name="l00096"></a>00096 <span class="keywordflow">for</span> (iX = 0; iX < iHalfWidth; iX++) {
-<a name="l00097"></a>00097 iByte = iNextByte(pInFile);
-<a name="l00098"></a>00098 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00099"></a>00099 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00100"></a>00100 <span class="keywordflow">return</span>;
-<a name="l00101"></a>00101 }
-<a name="l00102"></a>00102 <span class="keywordflow">if</span> (iX == iHalfWidth - 1 && odd(pImg->iWidth)) {
-<a name="l00103"></a>00103 iUse = 1;
-<a name="l00104"></a>00104 } <span class="keywordflow">else</span> {
-<a name="l00105"></a>00105 iUse = 2;
-<a name="l00106"></a>00106 }
-<a name="l00107"></a>00107 <span class="keywordflow">for</span> (iN = 0; iN < iUse; iN++) {
-<a name="l00108"></a>00108 <span class="keywordflow">if</span> (odd(iN)) {
-<a name="l00109"></a>00109 iTmp = iByte & 0x0f;
-<a name="l00110"></a>00110 } <span class="keywordflow">else</span> {
-<a name="l00111"></a>00111 iTmp = (iByte & 0xf0) / 16;
-<a name="l00112"></a>00112 }
-<a name="l00113"></a>00113 vASCII85EncodeByte(pOutFile, iTmp);
-<a name="l00114"></a>00114 }
-<a name="l00115"></a>00115 }
-<a name="l00116"></a>00116 (void)tSkipBytes(pInFile, tPadding);
-<a name="l00117"></a>00117 }
-<a name="l00118"></a>00118 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00119"></a>00119 } <span class="comment">/* end of vDecode4bpp */</span>
-<a name="l00120"></a>00120
-<a name="l00121"></a>00121 <span class="comment">/*</span>
-<a name="l00122"></a>00122 <span class="comment"> * vDecode8bpp - decode an uncompressed 8 bits per pixel image</span>
-<a name="l00123"></a>00123 <span class="comment"> */</span>
-<a name="l00124"></a>00124 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00125"></a>00125 vDecode8bpp(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00126"></a>00126 {
-<a name="l00127"></a>00127 <span class="keywordtype">size_t</span> tPadding;
-<a name="l00128"></a>00128 <span class="keywordtype">int</span> iX, iY, iByte;
-<a name="l00129"></a>00129
-<a name="l00130"></a>00130 DBG_MSG(<span class="stringliteral">"vDecode8bpp"</span>);
-<a name="l00131"></a>00131
-<a name="l00132"></a>00132 fail(pInFile == NULL);
-<a name="l00133"></a>00133 fail(pOutFile == NULL);
-<a name="l00134"></a>00134 fail(pImg == NULL);
-<a name="l00135"></a>00135 fail(pImg->iColorsUsed < 1 || pImg->iColorsUsed > 256);
-<a name="l00136"></a>00136
-<a name="l00137"></a>00137 DBG_DEC(pImg->iWidth);
-<a name="l00138"></a>00138 DBG_DEC(pImg->iHeight);
-<a name="l00139"></a>00139
-<a name="l00140"></a>00140 tPadding = (size_t)(ROUND4(pImg->iWidth) - pImg->iWidth);
-<a name="l00141"></a>00141
-<a name="l00142"></a>00142 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight; iY++) {
-<a name="l00143"></a>00143 <span class="keywordflow">for</span> (iX = 0; iX < pImg->iWidth; iX++) {
-<a name="l00144"></a>00144 iByte = iNextByte(pInFile);
-<a name="l00145"></a>00145 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00146"></a>00146 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00147"></a>00147 <span class="keywordflow">return</span>;
-<a name="l00148"></a>00148 }
-<a name="l00149"></a>00149 vASCII85EncodeByte(pOutFile, iByte);
-<a name="l00150"></a>00150 }
-<a name="l00151"></a>00151 (void)tSkipBytes(pInFile, tPadding);
-<a name="l00152"></a>00152 }
-<a name="l00153"></a>00153 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00154"></a>00154 } <span class="comment">/* end of vDecode8bpp */</span>
-<a name="l00155"></a>00155
-<a name="l00156"></a>00156 <span class="comment">/*</span>
-<a name="l00157"></a>00157 <span class="comment"> * vDecode24bpp - decode an uncompressed 24 bits per pixel image</span>
-<a name="l00158"></a>00158 <span class="comment"> */</span>
-<a name="l00159"></a>00159 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00160"></a>00160 vDecode24bpp(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00161"></a>00161 {
-<a name="l00162"></a>00162 <span class="keywordtype">size_t</span> tPadding;
-<a name="l00163"></a>00163 <span class="keywordtype">int</span> iX, iY, iBlue, iGreen, iRed, iTripleWidth;
-<a name="l00164"></a>00164
-<a name="l00165"></a>00165 DBG_MSG(<span class="stringliteral">"vDecode24bpp"</span>);
-<a name="l00166"></a>00166
-<a name="l00167"></a>00167 fail(pInFile == NULL);
-<a name="l00168"></a>00168 fail(pOutFile == NULL);
-<a name="l00169"></a>00169 fail(pImg == NULL);
-<a name="l00170"></a>00170 fail(!pImg->bColorImage);
-<a name="l00171"></a>00171
-<a name="l00172"></a>00172 DBG_DEC(pImg->iWidth);
-<a name="l00173"></a>00173 DBG_DEC(pImg->iHeight);
-<a name="l00174"></a>00174
-<a name="l00175"></a>00175 iTripleWidth = pImg->iWidth * 3;
-<a name="l00176"></a>00176 tPadding = (size_t)(ROUND4(iTripleWidth) - iTripleWidth);
-<a name="l00177"></a>00177
-<a name="l00178"></a>00178 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight; iY++) {
-<a name="l00179"></a>00179 <span class="keywordflow">for</span> (iX = 0; iX < pImg->iWidth; iX++) {
-<a name="l00180"></a>00180 <span class="comment">/* Change from BGR order to RGB order */</span>
-<a name="l00181"></a>00181 iBlue = iNextByte(pInFile);
-<a name="l00182"></a>00182 <span class="keywordflow">if</span> (iBlue == EOF) {
-<a name="l00183"></a>00183 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00184"></a>00184 <span class="keywordflow">return</span>;
-<a name="l00185"></a>00185 }
-<a name="l00186"></a>00186 iGreen = iNextByte(pInFile);
-<a name="l00187"></a>00187 <span class="keywordflow">if</span> (iGreen == EOF) {
-<a name="l00188"></a>00188 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00189"></a>00189 <span class="keywordflow">return</span>;
-<a name="l00190"></a>00190 }
-<a name="l00191"></a>00191 iRed = iNextByte(pInFile);
-<a name="l00192"></a>00192 <span class="keywordflow">if</span> (iRed == EOF) {
-<a name="l00193"></a>00193 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00194"></a>00194 <span class="keywordflow">return</span>;
-<a name="l00195"></a>00195 }
-<a name="l00196"></a>00196 vASCII85EncodeByte(pOutFile, iRed);
-<a name="l00197"></a>00197 vASCII85EncodeByte(pOutFile, iGreen);
-<a name="l00198"></a>00198 vASCII85EncodeByte(pOutFile, iBlue);
-<a name="l00199"></a>00199 }
-<a name="l00200"></a>00200 (void)tSkipBytes(pInFile, tPadding);
-<a name="l00201"></a>00201 }
-<a name="l00202"></a>00202 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00203"></a>00203 } <span class="comment">/* end of vDecode24bpp */</span>
-<a name="l00204"></a>00204
-<a name="l00205"></a>00205 <span class="comment">/*</span>
-<a name="l00206"></a>00206 <span class="comment"> * vDecodeRle4 - decode a RLE compressed 4 bits per pixel image</span>
-<a name="l00207"></a>00207 <span class="comment"> */</span>
-<a name="l00208"></a>00208 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00209"></a>00209 vDecodeRle4(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00210"></a>00210 {
-<a name="l00211"></a>00211 <span class="keywordtype">int</span> iX, iY, iByte, iTmp, iRunLength, iRun;
-<a name="l00212"></a>00212 BOOL bEOF, bEOL;
-<a name="l00213"></a>00213
-<a name="l00214"></a>00214 DBG_MSG(<span class="stringliteral">"vDecodeRle4"</span>);
-<a name="l00215"></a>00215
-<a name="l00216"></a>00216 fail(pInFile == NULL);
-<a name="l00217"></a>00217 fail(pOutFile == NULL);
-<a name="l00218"></a>00218 fail(pImg == NULL);
-<a name="l00219"></a>00219 fail(pImg->iColorsUsed < 1 || pImg->iColorsUsed > 16);
-<a name="l00220"></a>00220
-<a name="l00221"></a>00221 DBG_DEC(pImg->iWidth);
-<a name="l00222"></a>00222 DBG_DEC(pImg->iHeight);
-<a name="l00223"></a>00223
-<a name="l00224"></a>00224 bEOF = FALSE;
-<a name="l00225"></a>00225
-<a name="l00226"></a>00226 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight && !bEOF; iY++) {
-<a name="l00227"></a>00227 bEOL = FALSE;
-<a name="l00228"></a>00228 iX = 0;
-<a name="l00229"></a>00229 <span class="keywordflow">while</span> (!bEOL) {
-<a name="l00230"></a>00230 iRunLength = iNextByte(pInFile);
-<a name="l00231"></a>00231 <span class="keywordflow">if</span> (iRunLength == EOF) {
-<a name="l00232"></a>00232 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00233"></a>00233 <span class="keywordflow">return</span>;
-<a name="l00234"></a>00234 }
-<a name="l00235"></a>00235 <span class="keywordflow">if</span> (iRunLength != 0) {
-<a name="l00236"></a>00236 <span class="comment">/*</span>
-<a name="l00237"></a>00237 <span class="comment"> * Encoded packet:</span>
-<a name="l00238"></a>00238 <span class="comment"> * RunLength pixels, all the "same" value</span>
-<a name="l00239"></a>00239 <span class="comment"> */</span>
-<a name="l00240"></a>00240 iByte = iNextByte(pInFile);
-<a name="l00241"></a>00241 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00242"></a>00242 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00243"></a>00243 <span class="keywordflow">return</span>;
-<a name="l00244"></a>00244 }
-<a name="l00245"></a>00245 <span class="keywordflow">for</span> (iRun = 0; iRun < iRunLength; iRun++) {
-<a name="l00246"></a>00246 <span class="keywordflow">if</span> (odd(iRun)) {
-<a name="l00247"></a>00247 iTmp = iByte & 0x0f;
-<a name="l00248"></a>00248 } <span class="keywordflow">else</span> {
-<a name="l00249"></a>00249 iTmp = (iByte & 0xf0) / 16;
-<a name="l00250"></a>00250 }
-<a name="l00251"></a>00251 <span class="keywordflow">if</span> (iX < pImg->iWidth) {
-<a name="l00252"></a>00252 vASCII85EncodeByte(pOutFile, iTmp);
-<a name="l00253"></a>00253 }
-<a name="l00254"></a>00254 iX++;
-<a name="l00255"></a>00255 }
-<a name="l00256"></a>00256 <span class="keywordflow">continue</span>;
-<a name="l00257"></a>00257 }
-<a name="l00258"></a>00258 <span class="comment">/* Literal or escape */</span>
-<a name="l00259"></a>00259 iRunLength = iNextByte(pInFile);
-<a name="l00260"></a>00260 <span class="keywordflow">if</span> (iRunLength == EOF) {
-<a name="l00261"></a>00261 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00262"></a>00262 <span class="keywordflow">return</span>;
-<a name="l00263"></a>00263 }
-<a name="l00264"></a>00264 <span class="keywordflow">if</span> (iRunLength == 0) { <span class="comment">/* End of line escape */</span>
-<a name="l00265"></a>00265 bEOL = TRUE;
-<a name="l00266"></a>00266 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iRunLength == 1) { <span class="comment">/* End of file escape */</span>
-<a name="l00267"></a>00267 bEOF = TRUE;
-<a name="l00268"></a>00268 bEOL = TRUE;
-<a name="l00269"></a>00269 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iRunLength == 2) { <span class="comment">/* Delta escape */</span>
-<a name="l00270"></a>00270 DBG_MSG(<span class="stringliteral">"RLE4: encountered delta escape"</span>);
-<a name="l00271"></a>00271 bEOF = TRUE;
-<a name="l00272"></a>00272 bEOL = TRUE;
-<a name="l00273"></a>00273 } <span class="keywordflow">else</span> { <span class="comment">/* Literal packet */</span>
-<a name="l00274"></a>00274 iByte = 0;
-<a name="l00275"></a>00275 <span class="keywordflow">for</span> (iRun = 0; iRun < iRunLength; iRun++) {
-<a name="l00276"></a>00276 <span class="keywordflow">if</span> (odd(iRun)) {
-<a name="l00277"></a>00277 iTmp = iByte & 0x0f;
-<a name="l00278"></a>00278 } <span class="keywordflow">else</span> {
-<a name="l00279"></a>00279 iByte = iNextByte(pInFile);
-<a name="l00280"></a>00280 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00281"></a>00281 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00282"></a>00282 <span class="keywordflow">return</span>;
-<a name="l00283"></a>00283 }
-<a name="l00284"></a>00284 iTmp = (iByte & 0xf0) / 16;
-<a name="l00285"></a>00285 }
-<a name="l00286"></a>00286 <span class="keywordflow">if</span> (iX < pImg->iWidth) {
-<a name="l00287"></a>00287 vASCII85EncodeByte(pOutFile, iTmp);
-<a name="l00288"></a>00288 }
-<a name="l00289"></a>00289 iX++;
-<a name="l00290"></a>00290 }
-<a name="l00291"></a>00291 <span class="comment">/* Padding if the number of bytes is odd */</span>
-<a name="l00292"></a>00292 <span class="keywordflow">if</span> (odd((iRunLength + 1) / 2)) {
-<a name="l00293"></a>00293 (void)tSkipBytes(pInFile, 1);
-<a name="l00294"></a>00294 }
-<a name="l00295"></a>00295 }
-<a name="l00296"></a>00296 }
-<a name="l00297"></a>00297 DBG_DEC_C(iX != pImg->iWidth, iX);
-<a name="l00298"></a>00298 }
-<a name="l00299"></a>00299 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00300"></a>00300 } <span class="comment">/* end of vDecodeRle4 */</span>
-<a name="l00301"></a>00301
-<a name="l00302"></a>00302 <span class="comment">/*</span>
-<a name="l00303"></a>00303 <span class="comment"> * vDecodeRle8 - decode a RLE compressed 8 bits per pixel image</span>
-<a name="l00304"></a>00304 <span class="comment"> */</span>
-<a name="l00305"></a>00305 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00306"></a>00306 vDecodeRle8(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00307"></a>00307 {
-<a name="l00308"></a>00308 <span class="keywordtype">int</span> iX, iY, iByte, iRunLength, iRun;
-<a name="l00309"></a>00309 BOOL bEOF, bEOL;
-<a name="l00310"></a>00310
-<a name="l00311"></a>00311 DBG_MSG(<span class="stringliteral">"vDecodeRle8"</span>);
-<a name="l00312"></a>00312
-<a name="l00313"></a>00313 fail(pInFile == NULL);
-<a name="l00314"></a>00314 fail(pOutFile == NULL);
-<a name="l00315"></a>00315 fail(pImg == NULL);
-<a name="l00316"></a>00316 fail(pImg->iColorsUsed < 1 || pImg->iColorsUsed > 256);
-<a name="l00317"></a>00317
-<a name="l00318"></a>00318 DBG_DEC(pImg->iWidth);
-<a name="l00319"></a>00319 DBG_DEC(pImg->iHeight);
-<a name="l00320"></a>00320
-<a name="l00321"></a>00321 bEOF = FALSE;
-<a name="l00322"></a>00322
-<a name="l00323"></a>00323 <span class="keywordflow">for</span> (iY = 0; iY < pImg->iHeight && !bEOF; iY++) {
-<a name="l00324"></a>00324 bEOL = FALSE;
-<a name="l00325"></a>00325 iX = 0;
-<a name="l00326"></a>00326 <span class="keywordflow">while</span> (!bEOL) {
-<a name="l00327"></a>00327 iRunLength = iNextByte(pInFile);
-<a name="l00328"></a>00328 <span class="keywordflow">if</span> (iRunLength == EOF) {
-<a name="l00329"></a>00329 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00330"></a>00330 <span class="keywordflow">return</span>;
-<a name="l00331"></a>00331 }
-<a name="l00332"></a>00332 <span class="keywordflow">if</span> (iRunLength != 0) {
-<a name="l00333"></a>00333 <span class="comment">/*</span>
-<a name="l00334"></a>00334 <span class="comment"> * Encoded packet:</span>
-<a name="l00335"></a>00335 <span class="comment"> * RunLength pixels, all the same value</span>
-<a name="l00336"></a>00336 <span class="comment"> */</span>
-<a name="l00337"></a>00337 iByte = iNextByte(pInFile);
-<a name="l00338"></a>00338 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00339"></a>00339 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00340"></a>00340 <span class="keywordflow">return</span>;
-<a name="l00341"></a>00341 }
-<a name="l00342"></a>00342 <span class="keywordflow">for</span> (iRun = 0; iRun < iRunLength; iRun++) {
-<a name="l00343"></a>00343 <span class="keywordflow">if</span> (iX < pImg->iWidth) {
-<a name="l00344"></a>00344 vASCII85EncodeByte(pOutFile, iByte);
-<a name="l00345"></a>00345 }
-<a name="l00346"></a>00346 iX++;
-<a name="l00347"></a>00347 }
-<a name="l00348"></a>00348 <span class="keywordflow">continue</span>;
-<a name="l00349"></a>00349 }
-<a name="l00350"></a>00350 <span class="comment">/* Literal or escape */</span>
-<a name="l00351"></a>00351 iRunLength = iNextByte(pInFile);
-<a name="l00352"></a>00352 <span class="keywordflow">if</span> (iRunLength == EOF) {
-<a name="l00353"></a>00353 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00354"></a>00354 <span class="keywordflow">return</span>;
-<a name="l00355"></a>00355 }
-<a name="l00356"></a>00356 <span class="keywordflow">if</span> (iRunLength == 0) { <span class="comment">/* End of line escape */</span>
-<a name="l00357"></a>00357 bEOL = TRUE;
-<a name="l00358"></a>00358 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iRunLength == 1) { <span class="comment">/* End of file escape */</span>
-<a name="l00359"></a>00359 bEOF = TRUE;
-<a name="l00360"></a>00360 bEOL = TRUE;
-<a name="l00361"></a>00361 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iRunLength == 2) { <span class="comment">/* Delta escape */</span>
-<a name="l00362"></a>00362 DBG_MSG(<span class="stringliteral">"RLE8: encountered delta escape"</span>);
-<a name="l00363"></a>00363 bEOF = TRUE;
-<a name="l00364"></a>00364 bEOL = TRUE;
-<a name="l00365"></a>00365 } <span class="keywordflow">else</span> { <span class="comment">/* Literal packet */</span>
-<a name="l00366"></a>00366 <span class="keywordflow">for</span> (iRun = 0; iRun < iRunLength; iRun++) {
-<a name="l00367"></a>00367 iByte = iNextByte(pInFile);
-<a name="l00368"></a>00368 <span class="keywordflow">if</span> (iByte == EOF) {
-<a name="l00369"></a>00369 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00370"></a>00370 <span class="keywordflow">return</span>;
-<a name="l00371"></a>00371 }
-<a name="l00372"></a>00372 <span class="keywordflow">if</span> (iX < pImg->iWidth) {
-<a name="l00373"></a>00373 vASCII85EncodeByte(pOutFile, iByte);
-<a name="l00374"></a>00374 }
-<a name="l00375"></a>00375 iX++;
-<a name="l00376"></a>00376 }
-<a name="l00377"></a>00377 <span class="comment">/* Padding if the number of bytes is odd */</span>
-<a name="l00378"></a>00378 <span class="keywordflow">if</span> (odd(iRunLength)) {
-<a name="l00379"></a>00379 (void)tSkipBytes(pInFile, 1);
-<a name="l00380"></a>00380 }
-<a name="l00381"></a>00381 }
-<a name="l00382"></a>00382 }
-<a name="l00383"></a>00383 DBG_DEC_C(iX != pImg->iWidth, iX);
-<a name="l00384"></a>00384 }
-<a name="l00385"></a>00385 vASCII85EncodeByte(pOutFile, EOF);
-<a name="l00386"></a>00386 } <span class="comment">/* end of vDecodeRle8 */</span>
-<a name="l00387"></a>00387
-<a name="l00388"></a>00388 <span class="comment">/*</span>
-<a name="l00389"></a>00389 <span class="comment"> * vDecodeDIB - decode a dib picture</span>
-<a name="l00390"></a>00390 <span class="comment"> */</span>
-<a name="l00391"></a>00391 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00392"></a>00392 vDecodeDIB(FILE *pInFile, FILE *pOutFile, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00393"></a>00393 {
-<a name="l00394"></a>00394 <span class="keywordtype">size_t</span> tHeaderSize;
-<a name="l00395"></a>00395
-<a name="l00396"></a>00396 fail(pInFile == NULL);
-<a name="l00397"></a>00397 fail(pOutFile == NULL);
-<a name="l00398"></a>00398 fail(pImg == NULL);
-<a name="l00399"></a>00399
-<a name="l00400"></a>00400 <span class="comment">/* Skip the bitmap info header */</span>
-<a name="l00401"></a>00401 tHeaderSize = (size_t)ulNextLong(pInFile);
-<a name="l00402"></a>00402 (void)tSkipBytes(pInFile, tHeaderSize - 4);
-<a name="l00403"></a>00403 <span class="comment">/* Skip the colortable */</span>
-<a name="l00404"></a>00404 <span class="keywordflow">if</span> (pImg->uiBitsPerComponent <= 8) {
-<a name="l00405"></a>00405 (void)tSkipBytes(pInFile,
-<a name="l00406"></a>00406 (<span class="keywordtype">size_t</span>)(pImg->iColorsUsed *
-<a name="l00407"></a>00407 ((tHeaderSize > 12) ? 4 : 3)));
-<a name="l00408"></a>00408 }
-<a name="l00409"></a>00409
-<a name="l00410"></a>00410 <span class="keywordflow">switch</span> (pImg->uiBitsPerComponent) {
-<a name="l00411"></a>00411 <span class="keywordflow">case</span> 1:
-<a name="l00412"></a>00412 fail(pImg->eCompression != compression_none);
-<a name="l00413"></a>00413 vDecode1bpp(pInFile, pOutFile, pImg);
-<a name="l00414"></a>00414 <span class="keywordflow">break</span>;
-<a name="l00415"></a>00415 <span class="keywordflow">case</span> 4:
-<a name="l00416"></a>00416 fail(pImg->eCompression != compression_none &&
-<a name="l00417"></a>00417 pImg->eCompression != compression_rle4);
-<a name="l00418"></a>00418 <span class="keywordflow">if</span> (pImg->eCompression == compression_rle4) {
-<a name="l00419"></a>00419 vDecodeRle4(pInFile, pOutFile, pImg);
-<a name="l00420"></a>00420 } <span class="keywordflow">else</span> {
-<a name="l00421"></a>00421 vDecode4bpp(pInFile, pOutFile, pImg);
-<a name="l00422"></a>00422 }
-<a name="l00423"></a>00423 <span class="keywordflow">break</span>;
-<a name="l00424"></a>00424 <span class="keywordflow">case</span> 8:
-<a name="l00425"></a>00425 fail(pImg->eCompression != compression_none &&
-<a name="l00426"></a>00426 pImg->eCompression != compression_rle8);
-<a name="l00427"></a>00427 <span class="keywordflow">if</span> (pImg->eCompression == compression_rle8) {
-<a name="l00428"></a>00428 vDecodeRle8(pInFile, pOutFile, pImg);
-<a name="l00429"></a>00429 } <span class="keywordflow">else</span> {
-<a name="l00430"></a>00430 vDecode8bpp(pInFile, pOutFile, pImg);
-<a name="l00431"></a>00431 }
-<a name="l00432"></a>00432 <span class="keywordflow">break</span>;
-<a name="l00433"></a>00433 <span class="keywordflow">case</span> 24:
-<a name="l00434"></a>00434 fail(pImg->eCompression != compression_none);
-<a name="l00435"></a>00435 vDecode24bpp(pInFile, pOutFile, pImg);
-<a name="l00436"></a>00436 <span class="keywordflow">break</span>;
-<a name="l00437"></a>00437 <span class="keywordflow">default</span>:
-<a name="l00438"></a>00438 DBG_DEC(pImg->uiBitsPerComponent);
-<a name="l00439"></a>00439 <span class="keywordflow">break</span>;
-<a name="l00440"></a>00440 }
-<a name="l00441"></a>00441 } <span class="comment">/* end of vDecodeDIB */</span>
-<a name="l00442"></a>00442
-<a name="l00443"></a>00443 <span class="preprocessor">#if defined(DEBUG)</span>
-<a name="l00444"></a>00444 <span class="preprocessor"></span><span class="comment">/*</span>
-<a name="l00445"></a>00445 <span class="comment"> * vCopy2File</span>
-<a name="l00446"></a>00446 <span class="comment"> */</span>
-<a name="l00447"></a>00447 <span class="keyword">static</span> <span class="keywordtype">void</span>
-<a name="l00448"></a>00448 vCopy2File(FILE *pInFile, ULONG ulFileOffset, <span class="keywordtype">size_t</span> tPictureLen)
-<a name="l00449"></a>00449 {
-<a name="l00450"></a>00450 <span class="keyword">static</span> <span class="keywordtype">int</span> iPicCounter = 0;
-<a name="l00451"></a>00451 FILE *pOutFile;
-<a name="l00452"></a>00452 <span class="keywordtype">size_t</span> tIndex;
-<a name="l00453"></a>00453 <span class="keywordtype">int</span> iTmp;
-<a name="l00454"></a>00454 <span class="keywordtype">char</span> szFilename[30];
-<a name="l00455"></a>00455
-<a name="l00456"></a>00456 <span class="keywordflow">if</span> (!bSetDataOffset(pInFile, ulFileOffset)) {
-<a name="l00457"></a>00457 <span class="keywordflow">return</span>;
-<a name="l00458"></a>00458 }
-<a name="l00459"></a>00459
-<a name="l00460"></a>00460 sprintf(szFilename, <span class="stringliteral">"/tmp/pic/pic%04d.bmp"</span>, ++iPicCounter);
-<a name="l00461"></a>00461 pOutFile = fopen(szFilename, <span class="stringliteral">"wb"</span>);
-<a name="l00462"></a>00462 <span class="keywordflow">if</span> (pOutFile == NULL) {
-<a name="l00463"></a>00463 <span class="keywordflow">return</span>;
-<a name="l00464"></a>00464 }
-<a name="l00465"></a>00465 <span class="comment">/* Turn a dib into a bmp by adding a fake 14 byte header */</span>
-<a name="l00466"></a>00466 (void)putc(<span class="charliteral">'B'</span>, pOutFile);
-<a name="l00467"></a>00467 (void)putc(<span class="charliteral">'M'</span>, pOutFile);
-<a name="l00468"></a>00468 <span class="keywordflow">for</span> (iTmp = 0; iTmp < 12; iTmp++) {
-<a name="l00469"></a>00469 <span class="keywordflow">if</span> (putc(0, pOutFile) == EOF) {
-<a name="l00470"></a>00470 <span class="keywordflow">break</span>;
-<a name="l00471"></a>00471 }
-<a name="l00472"></a>00472 }
-<a name="l00473"></a>00473 <span class="keywordflow">for</span> (tIndex = 0; tIndex < tPictureLen; tIndex++) {
-<a name="l00474"></a>00474 iTmp = iNextByte(pInFile);
-<a name="l00475"></a>00475 <span class="keywordflow">if</span> (putc(iTmp, pOutFile) == EOF) {
-<a name="l00476"></a>00476 <span class="keywordflow">break</span>;
-<a name="l00477"></a>00477 }
-<a name="l00478"></a>00478 }
-<a name="l00479"></a>00479 (void)fclose(pOutFile);
-<a name="l00480"></a>00480 } <span class="comment">/* end of vCopy2File */</span>
-<a name="l00481"></a>00481 <span class="preprocessor">#endif </span><span class="comment">/* DEBUG */</span>
-<a name="l00482"></a>00482
-<a name="l00483"></a>00483 <span class="comment">/*</span>
-<a name="l00484"></a>00484 <span class="comment"> * bTranslateDIB - translate a DIB picture</span>
-<a name="l00485"></a>00485 <span class="comment"> *</span>
-<a name="l00486"></a>00486 <span class="comment"> * This function translates a picture from dib to eps</span>
-<a name="l00487"></a>00487 <span class="comment"> *</span>
-<a name="l00488"></a>00488 <span class="comment"> * return TRUE when sucessful, otherwise FALSE</span>
-<a name="l00489"></a>00489 <span class="comment"> */</span>
-<a name="l00490"></a>00490 BOOL
-<a name="l00491"></a>00491 bTranslateDIB(diagram_type *pDiag, FILE *pInFile,
-<a name="l00492"></a>00492 ULONG ulFileOffset, <span class="keyword">const</span> imagedata_type *pImg)
-<a name="l00493"></a>00493 {
-<a name="l00494"></a>00494 <span class="preprocessor">#if defined(DEBUG)</span>
-<a name="l00495"></a>00495 <span class="preprocessor"></span> fail(pImg->tPosition > pImg->tLength);
-<a name="l00496"></a>00496 vCopy2File(pInFile, ulFileOffset, pImg->tLength - pImg->tPosition);
-<a name="l00497"></a>00497 <span class="preprocessor">#endif </span><span class="comment">/* DEBUG */</span>
-<a name="l00498"></a>00498
-<a name="l00499"></a>00499 <span class="comment">/* Seek to start position of DIB data */</span>
-<a name="l00500"></a>00500 <span class="keywordflow">if</span> (!bSetDataOffset(pInFile, ulFileOffset)) {
-<a name="l00501"></a>00501 <span class="keywordflow">return</span> FALSE;
-<a name="l00502"></a>00502 }
-<a name="l00503"></a>00503
-<a name="l00504"></a>00504 vImagePrologue(pDiag, pImg);
-<a name="l00505"></a>00505 vDecodeDIB(pInFile, pDiag->pOutFile, pImg);
-<a name="l00506"></a>00506 vImageEpilogue(pDiag);
-<a name="l00507"></a>00507
-<a name="l00508"></a>00508 <span class="keywordflow">return</span> TRUE;
-<a name="l00509"></a>00509 } <span class="comment">/* end of bTranslateDIB */</span>
-</pre></div></div>
-<hr size="1"/><address style="text-align: right;"><small>Generated by
-<a href="http://www.doxygen.org/index.html">
-<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
-</body>
-</html>