Mercurial Hosting > traffic-intelligence
comparison c/test-pixels.cpp @ 8:59b7e3954178
renaming and added make clean
author | Nicolas Saunier <nico@confins.net> |
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date | Sat, 07 Nov 2009 23:33:51 -0500 |
parents | c/main.cpp@6509f5b1d795 |
children | eb38637f338d |
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7:ffddccfab7f9 | 8:59b7e3954178 |
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1 #include "opencv/cv.h" | |
2 #include "opencv/highgui.h" | |
3 | |
4 #include <iostream> | |
5 | |
6 using namespace std; | |
7 | |
8 IplImage* allocateImage(const CvSize& size, const int& depth, const int& channels) { | |
9 IplImage* image = cvCreateImage(size, depth, channels); | |
10 | |
11 if (!image) { | |
12 cerr << "Error: Couldn't allocate image. Out of memory?\n" << endl; | |
13 exit(-1); | |
14 } | |
15 | |
16 return image; | |
17 } | |
18 | |
19 int main(int argc, char *argv[]) { | |
20 //cout << "Hello World" << endl; | |
21 | |
22 CvCapture *inputVideo = cvCaptureFromFile(argv[1]); | |
23 | |
24 IplImage* frame = cvQueryFrame(inputVideo); | |
25 IplImage* bwFrame = allocateImage(cvSize(frame->width, frame->height), IPL_DEPTH_8U, 1); | |
26 | |
27 int frameNum = 0; | |
28 while (frame) { | |
29 if (frameNum%10 == 0) | |
30 cout << frameNum << endl; | |
31 cvConvertImage(frame, bwFrame); | |
32 | |
33 for (int i=0; i<frame->height; ++i) | |
34 for (int j=0; j<frame->width; ++j) | |
35 int gray = cvGetReal2D(bwFrame, i, j); | |
36 | |
37 frame = cvQueryFrame(inputVideo); | |
38 frameNum++; | |
39 } | |
40 | |
41 return 1; | |
42 } |