virtual-labs · sravanthimodepu · Nov 10, 2021 · Nov 10, 2021
diff --git a/experiment/simulation/build/1.png b/experiment/simulation/build/1.png
diff --git a/experiment/simulation/build/2.png b/experiment/simulation/build/2.png
diff --git a/experiment/simulation/build/allexec.sh b/experiment/simulation/build/allexec.sh
@@ -0,0 +1,21 @@
+export OPENCV_INC=/usr/include/opencv
+export OPENCV_LIB=/usr/lib/
+export OPENCV_LIB_OPTS="-lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml -lopencv_video -lopencv_features2d -lopencv_calib3d -lopencv_objdetect -lopencv_contrib -lopencv_legacy -lopencv_flann"
+
+sudo apt-get update
+sudo apt-get install -y gcc
+sudo apt-get update
+gcc  -I$OPENCV_INC codes/latest_affine.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/affine.out
+gcc  -I$OPENCV_INC codes/im_arith.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/arith.out
+gcc  -I$OPENCV_INC codes/im_dist.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/dist.out
+gcc  -I$OPENCV_INC codes/im_fourier.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/fourier.out
+gcc  -I$OPENCV_INC codes/im_hist.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/hist.out
+gcc  -I$OPENCV_INC codes/im_morphology.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/morpho.out
+gcc  -I$OPENCV_INC codes/im_nbrhood.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/neigh.out 
+gcc  -I$OPENCV_INC codes/im_path.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/path.out
+gcc  -I$OPENCV_INC codes/im_point.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/point.out
+gcc  -I$OPENCV_INC codes/im_segment.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/segment.out
+gcc  -I$OPENCV_INC codes/im_colour.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/colour.out
+gcc  -I$OPENCV_INC codes/im_colourLin.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/colour2.out
+gcc  -I$OPENCV_INC codes/im_colhist.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/colour3.out
+gcc  -I$OPENCV_INC codes/im_colhist.cpp -L$OPENCV_LIB $OPENCV_LIB_OPTS -o execs/colhist.out 
diff --git a/experiment/simulation/build/analyticstracking.php b/experiment/simulation/build/analyticstracking.php
@@ -0,0 +1,12 @@
+<!-- Google Analytics Code starts here -->
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+
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diff --git a/experiment/simulation/build/assign.php b/experiment/simulation/build/assign.php
@@ -0,0 +1,87 @@
+<?php
+session_start();
+$exp=$_GET["exp"];
+?>
+
+<head>
+<script class='gtm'>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','GTM-W59SWTR');</script>
+
+<title> Assignment - Virtual Lab in Image Processing</title>
+<!-- The Primary External CSS style sheet. -->
+<link rel="stylesheet" type="text/css" href="css/psd2css.css" media="screen" />
+
+<!-- We use the jquery javascript library for DOM manipulation and
+some javascript tricks.  We serve the script from Google because it's
+faster than most ISPs.  Get more information and documentation
+at http://jquery.com 
+<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js"></script> -->
+<script type="text/javascript" src="js/jquery-1.4.2.min.js"></script>
+
+<!-- All the javascript generated for your design is in this file -->
+<script type="text/javascript" src="js/psd2css.js"></script>
+
+<!--http://www.cssmenumaker.com/builder/menu_info.php?menu=057-->
+<link type="text/css" rel="StyleSheet" href="menu/menu_style.css" />
+
+
+</head>
+
+
+<body>
+
+  <!-- This is 'Backgound_bkgnd_center_jpg' -->
+  <div id="Layer-1" class="Backgound_bkgnd_center_jpg"  >
+
+
+    <!-- This is 'TopBar_jpg' -->
+    <div id="Layer-3" class="TopBar_jpg"  >
+      <!-- <img src="images/Layer-3.jpg" width="894" height="96" alt="TopBar" /> -->
+      <!-- This is 'IIIT' -->
+      <!-- <div id="Layer-6" class="IIIT"  >
+        <img src="images/iiit.png" width="100" height="70" alt="IIIT" class="pngimg" />
+	</div>
+
+			<div id="topMenu">
+			<h1>VIRTUAL LAB in IMAGE PROCESSING</h1>
+<div class="home">
+<a href="index.html">home</a>
+</div>
+
+			<div class="menu">
+<ul>
+<li><a href="objective.php?exp=<?php echo $exp; ?>" target="_self" >Objective</a>
+</li>
+<li><a href="intro.php?exp=<?php echo $exp; ?>" target="_self" >Introduction</a>
+</li>
+<li><a href="theory.php?exp=<?php echo $exp; ?>" target="_self" >Theory</a>
+</li>
+<li><a href="procedure.php?exp=<?php echo $exp; ?>" target="_self" >Procedure</a>
+</li>
+<li><a href="<?php echo $exp; ?>.php" target="_self" >Experiment</a>
+</li> --> 
+<!-- <li><sel><a href="#" target="_self" >Assessment</a>
+</sel>
+ -->		<!-- 		<ul>
+					<li><a href="quiz.php?exp=<?php echo $exp; ?>">Quiz</a></li> -->
+					<li><a href="assign.php?exp=<?php echo $exp; ?>">Assignment</a></li>
+			   <!-- </ul>
+
+</li> -->
+<!-- <li><a href="references.php?exp=<?php echo $exp; ?>" target="_self" >References</a>
+</li> -->
+</ul>
+</div>
+</div>
+<div class="experiment front" style="text-indent: 20px; background-color: #DDDDDD;" >
+
+<b>Obtain the figure of the right from the figure on the left.</b>
+<br/><br/>
+<img src="images/temp/<?php echo $exp; ?>1_1.<?php if($exp=="colour") { echo 'jpg'; } else { echo 'png';} ?>"/>&nbsp;&nbsp; <img src="images/temp/<?php echo $exp; ?>1_1_result.<?php if($exp=="colour") { echo 'jpg'; } else { echo 'png';} ?>"/>
+<br/>
+
+Click <a href="<?php echo $exp; ?>.php?assess=<?php echo $exp; ?>1" target="_blank">here</a> to try it out.
+</div>
+</div>
+</body>
+
+
diff --git a/experiment/simulation/build/codes/HIST_backup.cpp b/experiment/simulation/build/codes/HIST_backup.cpp
@@ -0,0 +1,194 @@
+#include <opencv/cv.h>
+#include <opencv/highgui.h>
+#include <stdio.h>
+#include<iostream>
+using namespace std;
+
+void create_histogram_image(IplImage* bin_img, IplImage* hist_img,int bins) {
+	CvHistogram *hist;
+
+	int fc = 256/bins;
+	int hist_size = 256/fc;     
+	float range[]={0,256/fc};
+	float* ranges[] = { range };
+	float max_value = 0.0;
+	float w_scale = 0.0;
+
+	//	create array to hold histogram values
+	hist = cvCreateHist(1, &hist_size, CV_HIST_ARRAY, ranges, 1);
+
+	//	calculate histogram values 
+	cvCalcHist( &bin_img, hist, 0, NULL );
+
+	//	Get the minimum and maximum values of the histogram 
+	cvGetMinMaxHistValue( hist, 0, &max_value, 0, 0 );
+
+	//	set height by using maximim value
+	cvScale( hist->bins, hist->bins, ((float)hist_img->height)/max_value, 0 );
+
+	//	calculate width
+	w_scale = ((float)hist_img->width)/hist_size;
+
+	//	plot the histogram 
+	for( int i = 0; i < hist_size; i++ ) {
+
+		cvRectangle( hist_img, cvPoint((int)i*w_scale , hist_img->height),
+				cvPoint((int)(i+1)*w_scale, hist_img->height - cvRound(cvGetReal1D(hist->bins,i))),
+				cvScalar(0), -1, 8, 0 );
+
+	}
+}
+IplImage* Pre_Process(IplImage* src,int bins)
+{
+	int c = cvGetSize(src).width;
+	int r = cvGetSize(src).height;
+
+	IplImage* final_img=cvCreateImage(cvSize(src->width,src->height),src->depth,src->nChannels);
+	cvZero(final_img);
+	for(int i=0;i<r;i++)
+	{
+		for(int j=0;j<c;j++)
+		{
+				CvScalar s1,s;
+				s1 = cvGet2D(src,i,j);
+				int grval = s1.val[0];
+				if(bins==32)
+					grval = grval/8;
+				if(bins==64)
+					grval = grval/4;
+				if(bins==128)
+					grval = grval/2;
+//				cout<<grval<<" ";
+				s.val[0]=grval;
+				cvSet2D(final_img,i,j,s);
+		}
+	}
+	return final_img;
+}
+
+int main( int argc, char** argv )
+
+{
+	IplImage *source = cvLoadImage(argv[1],0);
+	char *img_nm,*img_typ;
+	img_nm = strtok (argv[2],".");
+	img_typ = strtok (NULL, ".");
+	int nbins = atoi(argv[3]);
+	IplImage *bin_img = cvCreateImage(cvSize( source->width, source->height ), IPL_DEPTH_8U, 1 );
+	if(nbins!=256)
+		bin_img = Pre_Process(source,nbins);
+	else
+		bin_img = cvCloneImage(source);
+
+	int c = cvGetSize(bin_img).width;
+	int r = cvGetSize(bin_img).height;
+
+	IplImage *bin_img1 = cvCreateImage(cvSize( source->width/2, source->height/2 ), IPL_DEPTH_8U, 1 );
+	int mn4=300,mx4=-1,avg4=0;
+	for(int i=0;i<r/2;i++)
+	{
+		for(int j=0;j<c/2;j++)
+		{
+				CvScalar s;
+				s = cvGet2D(bin_img,i,j);
+				if(s.val[0] < mn4)
+					mn4 = s.val[0];
+				if(s.val[0] > mx4)
+					mx4 = s.val[0];
+				avg4+=s.val[0];
+				cvSet2D(bin_img1,i,j,s);
+		}
+	}
+	avg4 = 4*avg4/(r*c);
+
+	IplImage *hist_img = cvCreateImage(cvSize(300,300), 8, 1);
+	cvSet( hist_img, cvScalarAll(255), 0 );
+	create_histogram_image(bin_img1, hist_img,nbins);
+	char nam[30];
+	int n = sprintf(nam,"%s_1.%s",img_nm,img_typ);
+	cvSaveImage(nam,hist_img);
+
+	IplImage *bin_img2 = cvCreateImage(cvSize( source->width/2, source->height/2 ), IPL_DEPTH_8U, 1 );
+	int mn1=300,mx1=-1,avg1=0;
+	for(int i=0;i<r/2;i++)
+	{
+		for(int j=c/2;j<c;j++)
+		{
+				CvScalar s;
+				s = cvGet2D(bin_img,i,j);
+				if(s.val[0] < mn1)
+					mn1 = s.val[0];
+				if(s.val[0] > mx1)
+					mx1 = s.val[0];
+				avg1+=s.val[0];
+				cvSet2D(bin_img2,i,j-c/2,s);
+		}
+	}
+	avg1 = 4*avg1/(r*c);
+
+	hist_img = cvCreateImage(cvSize(300,300), 8, 1);
+	cvSet( hist_img, cvScalarAll(255), 0 );
+	create_histogram_image(bin_img2, hist_img,nbins);
+	n = sprintf(nam,"%s_2.%s",img_nm,img_typ);
+	cvSaveImage(nam,hist_img);
+
+	IplImage *bin_img3 = cvCreateImage(cvSize( source->width/2, source->height/2 ), IPL_DEPTH_8U, 1 );
+	int mn2=300,mx2=-1,avg2=0;
+	for(int i=r/2;i<r;i++)
+	{
+		for(int j=0;j<c/2;j++)
+		{
+				CvScalar s;
+				s = cvGet2D(bin_img,i,j);
+				if(s.val[0] < mn2)
+					mn2 = s.val[0];
+				if(s.val[0] > mx2)
+					mx2 = s.val[0];
+				avg2+=s.val[0];
+				cvSet2D(bin_img3,i-r/2,j,s);
+		}
+	}
+	avg2 = 4*avg2/(r*c);
+
+	hist_img = cvCreateImage(cvSize(300,300), 8, 1);
+	cvSet( hist_img, cvScalarAll(255), 0 );
+	create_histogram_image(bin_img3, hist_img,nbins);
+	n = sprintf(nam,"%s_3.%s",img_nm,img_typ);
+	cvSaveImage(nam,hist_img);
+
+
+	IplImage *bin_img4 = cvCreateImage(cvSize( source->width/2, source->height/2 ), IPL_DEPTH_8U, 1 );
+	int mn3=300,mx3=-1,avg3=0;
+	for(int i=r/2;i<r;i++)
+	{
+		for(int j=c/2;j<c;j++)
+		{
+				CvScalar s;
+				s = cvGet2D(bin_img,i,j);
+				if(s.val[0] < mn3)
+					mn3 = s.val[0];
+				if(s.val[0] > mx3)
+					mx3 = s.val[0];
+				avg3+=s.val[0];
+				cvSet2D(bin_img4,i-r/2,j-c/2,s);
+		}
+	}
+	avg3 = 4*avg3/(r*c);
+
+	hist_img = cvCreateImage(cvSize(300,300), 8, 1);
+	cvSet( hist_img, cvScalarAll(255), 0 );
+	create_histogram_image(bin_img4, hist_img,nbins);
+	n = sprintf(nam,"%s_4.%s",img_nm,img_typ);
+	cvSaveImage(nam,hist_img);
+
+	cvReleaseImage( &source );
+	cvReleaseImage( &hist_img );
+	cvReleaseImage( &bin_img );
+	cvReleaseImage( &bin_img1 );
+	cvReleaseImage( &bin_img2 );
+	cvReleaseImage( &bin_img3 );
+	cvReleaseImage( &bin_img4 );
+
+	cout<<mn1<<" "<<mx1<<" "<<avg1<<" "<<mn2<<" "<<mx2<<" "<<avg2<<" "<<mn3<<" "<<mx3<<" "<<avg3<<" "<<mn4<<" "<<mx4<<" "<<avg4<<endl;
+	return 0;
+}
diff --git a/experiment/simulation/build/codes/affine.sh b/experiment/simulation/build/codes/affine.sh
@@ -0,0 +1,4 @@
+ gcc -I/home/intel/opencv/include/opencv -L/home/intel/opencv/lib -lcv -lhighgui -lstdc++ -o affine.out latest_affine.cpp
+ ./affine.out stock1.jpg dst.jpg 1 0 1 186 88 64 3 2 1
+# display stock1.jpg
+# display dst.jpg
diff --git a/experiment/simulation/build/codes/arith.sh b/experiment/simulation/build/codes/arith.sh
@@ -0,0 +1,6 @@
+ gcc -I/home/intel/opencv/include/opencv -L/home/intel/opencv/lib -lcv -lhighgui -lstdc++ -o arith.out im_arith.cpp
+ ./arith.out dst_1.jpg dst_2.jpg dst.jpg 3 2
+ display dst_1.jpg
+ display dst_2.jpg
+ display dst.jpg
+