fixed warnings and errors reported by VS2010

samples/c/delaunay.c

@@ -1,6 +1,8 @@
-#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/imgproc/imgproc_c.h>
 #include <opencv2/highgui/highgui.hpp>
 
+#include <stdio.h>
+
 /* the script demostrates iterative construction of
    delaunay triangulation and voronoi tesselation */
 

samples/c/demhist.c

@@ -1,6 +1,8 @@
-#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/imgproc/imgproc_c.h>
 #include <opencv2/highgui/highgui.hpp>
 
+#include <stdio.h>
+
 char file_name[] = "baboon.jpg";
 
 int _brightness = 100;

samples/c/distrans.c

@@ -1,6 +1,8 @@
-#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/imgproc/imgproc_c.h>
 #include <opencv2/highgui/highgui.hpp>
 
+#include <stdio.h>
+
 char wndname[] = "Distance transform";
 char tbarname[] = "Threshold";
 int mask_size = CV_DIST_MASK_5;

samples/c/edge.c

@@ -1,4 +1,4 @@
-#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/imgproc/imgproc_c.h>
 #include <opencv2/highgui/highgui.hpp>
 
 char wndname[] = "Edge";

samples/c/ffilldemo.c

@@ -1,4 +1,4 @@
-#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/imgproc/imgproc_c.h>
 #include <opencv2/highgui/highgui.hpp>
 
 IplImage* color_img0;

samples/c/houghlines.c

@@ -1,5 +1,5 @@
 #include "opencv2/highgui/highgui.hpp"
-#include "opencv2/imgproc/imgproc.hpp"
+#include "opencv2/imgproc/imgproc_c.h"
 
 int main(int argc, char** argv)
 {

samples/c/morphology.c

@@ -1,5 +1,7 @@
 #include "opencv2/highgui/highgui.hpp"
-#include "opencv2/imgproc/imgproc.hpp"
+#include "opencv2/imgproc/imgproc_c.h"
+
+#include <stdio.h>
 
 IplImage* src = 0;
 IplImage* dst = 0;

samples/c/peopledetect.cpp

@@ -67,7 +67,6 @@ int main(int argc, char** argv)
 	    // run the detector with default parameters. to get a higher hit-rate
 	    // (and more false alarms, respectively), decrease the hitThreshold and
 	    // groupThreshold (set groupThreshold to 0 to turn off the grouping completely).
-        int can = img.channels();
 	    hog.detectMultiScale(img, found, 0, Size(8,8), Size(32,32), 1.05, 2);
 	    t = (double)getTickCount() - t;
 	    printf("tdetection time = %gms\n", t*1000./cv::getTickFrequency());

samples/c/squares.c

@@ -3,7 +3,7 @@
 // It loads several images subsequentally and tries to find squares in
 // each image
 //
-#include "opencv2/imgproc/imgproc.hpp"
+#include "opencv2/imgproc/imgproc_c.h"
 #include "opencv2/highgui/highgui.hpp"
 #include <stdio.h>
 #include <math.h>