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<a href="imgmax_8c.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"></span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (c) 2007,2009 Turku PET Centre</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> Library: imgmax</span>
<a name="l00006"></a>00006 <span class="comment"> Description: Functions for searching min and max in IMG data.</span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
<a name="l00010"></a>00010 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment"> version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"></span>
<a name="l00013"></a>00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00016"></a>00016 <span class="comment"> See the GNU Lesser General Public License for more details:</span>
<a name="l00017"></a>00017 <span class="comment"> http://www.gnu.org/copyleft/lesser.html</span>
<a name="l00018"></a>00018 <span class="comment"></span>
<a name="l00019"></a>00019 <span class="comment"> You should have received a copy of the GNU Lesser General Public License</span>
<a name="l00020"></a>00020 <span class="comment"> along with this library/program; if not, write to the Free Software</span>
<a name="l00021"></a>00021 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA </span>
<a name="l00022"></a>00022 <span class="comment"></span>
<a name="l00023"></a>00023 <span class="comment"> Turku PET Centre, Turku, Finland, http://www.turkupetcentre.fi</span>
<a name="l00024"></a>00024 <span class="comment"></span>
<a name="l00025"></a>00025 <span class="comment"> Modification history:</span>
<a name="l00026"></a>00026 <span class="comment"> 2007-01-24 Vesa Oikonen</span>
<a name="l00027"></a>00027 <span class="comment"> First created this file in libtpcimgio 1.2.0.</span>
<a name="l00028"></a>00028 <span class="comment"> Functions not changed, but just moved from libtpcimgp 1.3.1.</span>
<a name="l00029"></a>00029 <span class="comment"> 2007-03-25 VO</span>
<a name="l00030"></a>00030 <span class="comment"> Added function imgReadMinMax().</span>
<a name="l00031"></a>00031 <span class="comment"> 2009-12-01 VO</span>
<a name="l00032"></a>00032 <span class="comment"> Added function imgSmoothMax().</span>
<a name="l00033"></a>00033 <span class="comment"></span>
<a name="l00034"></a>00034 <span class="comment"></span>
<a name="l00035"></a>00035 <span class="comment">******************************************************************************/</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <stdio.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <math.h></span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <time.h></span>
<a name="l00040"></a>00040 <span class="preprocessor">#include <string.h></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include <ctype.h></span>
<a name="l00042"></a>00042 <span class="comment">/*****************************************************************************/</span>
<a name="l00043"></a>00043 <span class="preprocessor">#include "<a class="code" href="img_8h.html">include/img.h</a>"</span>
<a name="l00044"></a>00044 <span class="preprocessor">#include "<a class="code" href="imgfile_8h.html">include/imgfile.h</a>"</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include "<a class="code" href="imgmax_8h.html">include/imgmax.h</a>"</span>
<a name="l00046"></a>00046 <span class="comment">/*****************************************************************************/</span>
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="comment">/*****************************************************************************/</span>
<a name="l00057"></a><a class="code" href="imgmax_8h.html#ac6376848cceb07fb6518fa886fd617da">00057</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#ac6376848cceb07fb6518fa886fd617da">imgMax</a>(<a class="code" href="structIMG.html">IMG</a> *img, <span class="keywordtype">float</span> *maxvalue) {
<a name="l00058"></a>00058 <span class="keywordtype">int</span> pi, yi, xi, fi;
<a name="l00059"></a>00059 <span class="keywordtype">float</span> f;
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a5b8bdc61088df4a3c3f89c31895b14a4">status</a><<a class="code" href="img_8h.html#a3117b1b0649d3761dcda1395202129e5">IMG_STATUS_OCCUPIED</a>) <span class="keywordflow">return</span>(1);
<a name="l00062"></a>00062 <span class="keywordflow">if</span>(maxvalue==NULL) <span class="keywordflow">return</span>(2); <span class="keywordflow">else</span> *maxvalue=0.0;
<a name="l00063"></a>00063 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a><1 || img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a><1 || img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a><1 || img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a><1) <span class="keywordflow">return</span>(3);
<a name="l00064"></a>00064 f=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[0][0][0][0];
<a name="l00065"></a>00065 <span class="keywordflow">for</span>(pi=0; pi<img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a>; pi++)
<a name="l00066"></a>00066 <span class="keywordflow">for</span>(yi=0; yi<img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a>; yi++)
<a name="l00067"></a>00067 <span class="keywordflow">for</span>(xi=0; xi<img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a>; xi++)
<a name="l00068"></a>00068 <span class="keywordflow">for</span>(fi=0; fi<img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a>; fi++) {
<a name="l00069"></a>00069 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi]>f) f=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 *maxvalue=f;
<a name="l00072"></a>00072 <span class="keywordflow">return</span>(0);
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074 <span class="comment">/*****************************************************************************/</span>
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="comment">/*****************************************************************************/</span>
<a name="l00086"></a><a class="code" href="imgmax_8h.html#a8b30b11486bc0e17aae81bc54e23cc16">00086</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#a8b30b11486bc0e17aae81bc54e23cc16">imgAbsMax</a>(<a class="code" href="structIMG.html">IMG</a> *img, <span class="keywordtype">float</span> *maxvalue) {
<a name="l00087"></a>00087 <span class="keywordtype">int</span> pi, yi, xi, fi;
<a name="l00088"></a>00088 <span class="keywordtype">float</span> f;
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a5b8bdc61088df4a3c3f89c31895b14a4">status</a><<a class="code" href="img_8h.html#a3117b1b0649d3761dcda1395202129e5">IMG_STATUS_OCCUPIED</a>) <span class="keywordflow">return</span>(1);
<a name="l00091"></a>00091 <span class="keywordflow">if</span>(maxvalue==NULL) <span class="keywordflow">return</span>(2); <span class="keywordflow">else</span> *maxvalue=0.0;
<a name="l00092"></a>00092 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a><1 || img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a><1 || img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a><1 || img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a><1) <span class="keywordflow">return</span>(3);
<a name="l00093"></a>00093 f=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[0][0][0][0];
<a name="l00094"></a>00094 <span class="keywordflow">for</span>(pi=0; pi<img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a>; pi++)
<a name="l00095"></a>00095 <span class="keywordflow">for</span>(yi=0; yi<img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a>; yi++)
<a name="l00096"></a>00096 <span class="keywordflow">for</span>(xi=0; xi<img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a>; xi++)
<a name="l00097"></a>00097 <span class="keywordflow">for</span>(fi=0; fi<img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a>; fi++) {
<a name="l00098"></a>00098 <span class="keywordflow">if</span>(fabs(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi])>fabs(f)) f=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00099"></a>00099 }
<a name="l00100"></a>00100 *maxvalue=f;
<a name="l00101"></a>00101 <span class="keywordflow">return</span>(0);
<a name="l00102"></a>00102 }
<a name="l00103"></a>00103 <span class="comment">/*****************************************************************************/</span>
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="comment">/*****************************************************************************/</span>
<a name="l00115"></a><a class="code" href="imgmax_8h.html#a97c48d1ed44d81b2d96ce1a139b99009">00115</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#a97c48d1ed44d81b2d96ce1a139b99009">imgMinMax</a>(<a class="code" href="structIMG.html">IMG</a> *img, <span class="keywordtype">float</span> *minvalue, <span class="keywordtype">float</span> *maxvalue) {
<a name="l00116"></a>00116 <span class="keywordtype">int</span> pi, yi, xi, fi;
<a name="l00117"></a>00117 <span class="keywordtype">float</span> mi, ma;
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a5b8bdc61088df4a3c3f89c31895b14a4">status</a><<a class="code" href="img_8h.html#a3117b1b0649d3761dcda1395202129e5">IMG_STATUS_OCCUPIED</a>) <span class="keywordflow">return</span>(1);
<a name="l00120"></a>00120 <span class="keywordflow">if</span>(minvalue==NULL || maxvalue==NULL) <span class="keywordflow">return</span>(2);
<a name="l00121"></a>00121 *minvalue=*maxvalue=0.0;
<a name="l00122"></a>00122 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a><1 || img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a><1 || img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a><1 || img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a><1) <span class="keywordflow">return</span>(3);
<a name="l00123"></a>00123 mi=ma=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[0][0][0][0];
<a name="l00124"></a>00124 <span class="keywordflow">for</span>(pi=0; pi<img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a>; pi++)
<a name="l00125"></a>00125 <span class="keywordflow">for</span>(yi=0; yi<img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a>; yi++)
<a name="l00126"></a>00126 <span class="keywordflow">for</span>(xi=0; xi<img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a>; xi++)
<a name="l00127"></a>00127 <span class="keywordflow">for</span>(fi=0; fi<img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a>; fi++) {
<a name="l00128"></a>00128 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi]>ma) ma=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00129"></a>00129 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi]<mi) mi=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131 *minvalue=mi; *maxvalue=ma;
<a name="l00132"></a>00132 <span class="keywordflow">return</span>(0);
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 <span class="comment">/*****************************************************************************/</span>
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="comment">/*****************************************************************************/</span>
<a name="l00147"></a><a class="code" href="imgmax_8h.html#a4230e721a2c8767cfebe73d48c0d910d">00147</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#a4230e721a2c8767cfebe73d48c0d910d">imgFrameMinMax</a>(<a class="code" href="structIMG.html">IMG</a> *img, <span class="keywordtype">int</span> frame, <span class="keywordtype">float</span> *minvalue, <span class="keywordtype">float</span> *maxvalue) {
<a name="l00148"></a>00148 <span class="keywordtype">int</span> pi, yi, xi, fi;
<a name="l00149"></a>00149 <span class="keywordtype">float</span> mi, ma;
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a5b8bdc61088df4a3c3f89c31895b14a4">status</a><<a class="code" href="img_8h.html#a3117b1b0649d3761dcda1395202129e5">IMG_STATUS_OCCUPIED</a>) <span class="keywordflow">return</span>(1);
<a name="l00152"></a>00152 <span class="keywordflow">if</span>(minvalue==NULL || maxvalue==NULL) <span class="keywordflow">return</span>(2);
<a name="l00153"></a>00153 *minvalue=*maxvalue=0.0; fi=frame-1;
<a name="l00154"></a>00154 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a><frame || img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a><1 || img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a><1 || img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a><1) <span class="keywordflow">return</span>(3);
<a name="l00155"></a>00155 <span class="keywordflow">if</span>(frame<1) <span class="keywordflow">return</span>(4);
<a name="l00156"></a>00156 mi=ma=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[0][0][0][fi];
<a name="l00157"></a>00157 <span class="keywordflow">for</span>(pi=0; pi<img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a>; pi++)
<a name="l00158"></a>00158 <span class="keywordflow">for</span>(yi=0; yi<img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a>; yi++)
<a name="l00159"></a>00159 <span class="keywordflow">for</span>(xi=0; xi<img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a>; xi++) {
<a name="l00160"></a>00160 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi]>ma) ma=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00161"></a>00161 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi]<mi) mi=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi][xi][fi];
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 *minvalue=mi; *maxvalue=ma;
<a name="l00164"></a>00164 <span class="keywordflow">return</span>(0);
<a name="l00165"></a>00165 }
<a name="l00166"></a>00166 <span class="comment">/*****************************************************************************/</span>
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">/*****************************************************************************/</span>
<a name="l00180"></a><a class="code" href="imgmax_8h.html#a326e361ba958384604278dd2bf8bda56">00180</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#a326e361ba958384604278dd2bf8bda56">imgReadMinMax</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *fname, <span class="keywordtype">float</span> *fmin, <span class="keywordtype">float</span> *fmax) {
<a name="l00181"></a>00181 <span class="keywordtype">int</span> fi=0, ret;
<a name="l00182"></a>00182 <a class="code" href="structIMG.html">IMG</a> img;
<a name="l00183"></a>00183 <span class="keywordtype">float</span> frmin, frmax;
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="keywordflow">if</span>(<a class="code" href="img_8h.html#a0d66ed136e5992b7b00ce6f43bad1439">IMG_TEST</a>) printf(<span class="stringliteral">"imgReadMinMax(%s, *fmin, *fmax)\n"</span>, fname);
<a name="l00186"></a>00186 <a class="code" href="img_8c.html#af95041292a0f9e4a82a10b49a074a95c">imgInit</a>(&img);
<a name="l00187"></a>00187 <span class="keywordflow">while</span>((ret=<a class="code" href="imgfile_8c.html#a69be4754eaa1168f635b38e6dc6dc1cd">imgReadFrame</a>(fname, fi+1, &img, 0)) == 0) {
<a name="l00188"></a>00188 <span class="keywordflow">if</span>(<a class="code" href="imgmax_8c.html#a97c48d1ed44d81b2d96ce1a139b99009">imgMinMax</a>(&img, &frmin, &frmax)!=0) {<a class="code" href="img_8c.html#ada573d4b40da77be4455bb9fab9a3033">imgEmpty</a>(&img); <span class="keywordflow">return</span> <a class="code" href="img_8h.html#a06fc87d81c62e9abb8790b6e5713c55baf8f3d89c25483639f6cbce4f6b08c1f8">STATUS_FAULT</a>;}
<a name="l00189"></a>00189 <span class="keywordflow">if</span>(fi==0) {
<a name="l00190"></a>00190 <span class="keywordflow">if</span>(fmin!=NULL) *fmin=frmin; <span class="keywordflow">if</span>(fmin!=NULL) *fmax=frmax;
<a name="l00191"></a>00191 } <span class="keywordflow">else</span> {
<a name="l00192"></a>00192 <span class="keywordflow">if</span>(fmin!=NULL && *fmin>frmin) *fmin=frmin;
<a name="l00193"></a>00193 <span class="keywordflow">if</span>(fmax!=NULL && *fmax<frmax) *fmax=frmax;
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 fi++;
<a name="l00196"></a>00196 } <span class="comment">/* next frame */</span>
<a name="l00197"></a>00197 <a class="code" href="img_8c.html#ada573d4b40da77be4455bb9fab9a3033">imgEmpty</a>(&img);
<a name="l00198"></a>00198 <span class="keywordflow">if</span>(ret==<a class="code" href="img_8h.html#a06fc87d81c62e9abb8790b6e5713c55babe9c1bcf366cd905b79148ba91b34756">STATUS_NOMATRIX</a> && fi>0) <span class="keywordflow">return</span> <a class="code" href="img_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba7e4a42e3b6dd63708c64cf3db6f69566">STATUS_OK</a>;
<a name="l00199"></a>00199 <span class="keywordflow">else</span> <span class="keywordflow">return</span> ret;
<a name="l00200"></a>00200 }
<a name="l00201"></a>00201 <span class="comment">/*****************************************************************************/</span>
<a name="l00202"></a>00202
<a name="l00203"></a>00203 <span class="comment">/*****************************************************************************/</span>
<a name="l00212"></a><a class="code" href="imgmax_8h.html#a14ba13f094a908fa9e3f19f3bac06859">00212</a> <span class="keywordtype">int</span> <a class="code" href="imgmax_8c.html#a14ba13f094a908fa9e3f19f3bac06859">imgSmoothMax</a>(<a class="code" href="structIMG.html">IMG</a> *img, <span class="keywordtype">float</span> *maxvalue) {
<a name="l00213"></a>00213 <span class="keywordtype">int</span> pi, yi, xi, fi;
<a name="l00214"></a>00214 <span class="keywordtype">float</span> f, v;
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a5b8bdc61088df4a3c3f89c31895b14a4">status</a><<a class="code" href="img_8h.html#a3117b1b0649d3761dcda1395202129e5">IMG_STATUS_OCCUPIED</a>) <span class="keywordflow">return</span>(1);
<a name="l00217"></a>00217 <span class="keywordflow">if</span>(maxvalue==NULL) <span class="keywordflow">return</span>(2); <span class="keywordflow">else</span> *maxvalue=0.0;
<a name="l00218"></a>00218 <span class="keywordflow">if</span>(img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a><1 || img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a><1 || img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a><3 || img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a><3) <span class="keywordflow">return</span>(3);
<a name="l00219"></a>00219 f=-1.0E20;
<a name="l00220"></a>00220 <span class="keywordflow">for</span>(pi=0; pi<img-><a class="code" href="structIMG.html#a9c04780b47e6a627a2b700b76352c3fc">dimz</a>; pi++)
<a name="l00221"></a>00221 <span class="keywordflow">for</span>(yi=1; yi<img-><a class="code" href="structIMG.html#aa17e87812503d3c142f31c08abcbf79d">dimy</a>-1; yi++)
<a name="l00222"></a>00222 <span class="keywordflow">for</span>(xi=1; xi<img-><a class="code" href="structIMG.html#a0818b82059710627a94282a793ff7030">dimx</a>-1; xi++)
<a name="l00223"></a>00223 <span class="keywordflow">for</span>(fi=0; fi<img-><a class="code" href="structIMG.html#a77605d4aa64b86294590c79e9a761b15">dimt</a>; fi++) {
<a name="l00224"></a>00224 v=img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi-1][xi-1][fi]+
<a name="l00225"></a>00225 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi-1][xi ][fi]+
<a name="l00226"></a>00226 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi-1][xi+1][fi]+
<a name="l00227"></a>00227 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi ][xi-1][fi]+
<a name="l00228"></a>00228 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi ][xi ][fi]*2.0+
<a name="l00229"></a>00229 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi ][xi+1][fi]+
<a name="l00230"></a>00230 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi+1][xi-1][fi]+
<a name="l00231"></a>00231 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi+1][xi ][fi]+
<a name="l00232"></a>00232 img-><a class="code" href="structIMG.html#a43e2c98dc0728731601a76abd51bb935">m</a>[pi][yi+1][xi+1][fi];
<a name="l00233"></a>00233 v*=0.1; <span class="keywordflow">if</span>(v>f) f=v;
<a name="l00234"></a>00234 }
<a name="l00235"></a>00235 *maxvalue=f;
<a name="l00236"></a>00236 <span class="keywordflow">return</span>(0);
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 <span class="comment">/******************************************************************************/</span>
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <span class="comment">/******************************************************************************/</span>
</pre></div></div>
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