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comparison 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> |
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date | Mon, 09 Nov 2009 01:56:25 -0500 |
parents | |
children | e77e2fd69b02 |
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9:eb38637f338d | 10:068cf45c3f1b |
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1 #include "cvutils.hpp" | |
2 | |
3 #include "opencv/cv.h" | |
4 #include "opencv/highgui.h" | |
5 | |
6 #include <iostream> | |
7 #include <ctime> | |
8 | |
9 using namespace std; | |
10 | |
11 | |
12 int main(int argc, char *argv[]) { | |
13 //cout << "Hello World" << endl; | |
14 | |
15 CvCapture *inputVideo = cvCaptureFromFile(argv[1]); | |
16 | |
17 IplImage* frame = cvQueryFrame(inputVideo); | |
18 //IplImage* bwFrame = allocateImage(frame->width, frame->height, IPL_DEPTH_8U, 1); | |
19 | |
20 int frameNum = 0; | |
21 time_t seconds; | |
22 time_t t0 = time(NULL); | |
23 while (frame) { | |
24 if (frameNum%1000 == 0) { | |
25 seconds = time(NULL)-t0; | |
26 | |
27 cout << frameNum << " " << seconds << endl; | |
28 } | |
29 // cvConvertImage(frame, bwFrame); | |
30 | |
31 // for (int i=0; i<frame->height; ++i) | |
32 // for (int j=0; j<frame->width; ++j) | |
33 // int gray = cvGetReal2D(bwFrame, i, j); | |
34 | |
35 frame = cvQueryFrame(inputVideo); | |
36 frameNum++; | |
37 } | |
38 | |
39 return 1; | |
40 } |