diff c/optical-flow.cpp @ 10:068cf45c3f1b

added optical flow skeleton (test to reach a frame with cvqueryframe (fast for small resolutions)
author Nicolas Saunier <nico@confins.net>
date Mon, 09 Nov 2009 01:56:25 -0500
parents
children e77e2fd69b02
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/c/optical-flow.cpp	Mon Nov 09 01:56:25 2009 -0500
@@ -0,0 +1,40 @@
+#include "cvutils.hpp"
+
+#include "opencv/cv.h"
+#include "opencv/highgui.h"
+
+#include <iostream>
+#include <ctime>
+
+using namespace std;
+
+
+int main(int argc, char *argv[]) {
+  //cout << "Hello World" << endl;
+
+  CvCapture *inputVideo = cvCaptureFromFile(argv[1]);
+
+  IplImage* frame = cvQueryFrame(inputVideo);
+  //IplImage* bwFrame = allocateImage(frame->width, frame->height, IPL_DEPTH_8U, 1);
+
+  int frameNum = 0;
+  time_t seconds;
+  time_t t0 = time(NULL);
+  while (frame) {
+    if (frameNum%1000 == 0) {
+      seconds = time(NULL)-t0;
+
+      cout << frameNum << " " << seconds << endl;
+    }
+//     cvConvertImage(frame, bwFrame);
+    
+//     for (int i=0; i<frame->height; ++i)
+//       for (int j=0; j<frame->width; ++j)
+// 	int gray = cvGetReal2D(bwFrame, i, j);
+
+    frame = cvQueryFrame(inputVideo);
+    frameNum++;
+  }
+
+  return 1;
+}