Mercurial > hg > nsaunier > traffic-intelligence

annotate c/cvutils.cpp @ 10:068cf45c3f1b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
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 eb38637f338d
children e77e2fd69b02
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
1 #include "cvutils.hpp"
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
2
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
3 #include "opencv/cv.h"
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
4
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
5 #include <iostream>
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
6
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
7 using namespace std;
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
8
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
9 IplImage* allocateImage(const int& width, const int& height, const int& depth, const int& channels) { return ::allocateImage(cvSize(width, height), depth, channels);}
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
10
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
11 IplImage* allocateImage(const CvSize& size, const int& depth, const int& channels) {
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
12 IplImage* image = cvCreateImage(size, depth, channels);
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
13
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
14 if (!image) {
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
15 cerr << "Error: Couldn't allocate image. Out of memory?\n" << endl;
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
16 exit(-1);
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
17 }
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
18
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
19 return image;
eb38637f338d created cvutils
Nicolas Saunier <nico@confins.net>
parents:
diff changeset
20 }