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revamped

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This commit is contained in:
Gary Bradski 2010-12-04 08:24:25 +00:00
parent b9e0dc71ab
commit 612addd04e
1 changed files with 10 additions and 0 deletions
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10
samples/cpp/laplace.cpp
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@ -7,12 +7,22 @@
using namespace cv; using namespace cv;
using namespace std; using namespace std;
void help()
{
cout <<
"\nThis program demonstrates Laplace point/edge detection using OpenCV function Laplacian()\n"
"It captures from the camera of your choice: 0, 1, ... default 0\n"
"Call:\n"
"./laplace [camera #, default 0]\n" << endl;
}
int sigma = 3; int sigma = 3;
int smoothType = CV_GAUSSIAN; int smoothType = CV_GAUSSIAN;
int main( int argc, char** argv ) int main( int argc, char** argv )
{ {
VideoCapture cap; VideoCapture cap;
help();
if( argc == 1 || (argc == 2 && strlen(argv[1]) == 1 && isdigit(argv[1][0]))) if( argc == 1 || (argc == 2 && strlen(argv[1]) == 1 && isdigit(argv[1][0])))
cap.open(argc == 2 ? argv[1][0] - '0' : 0); cap.open(argc == 2 ? argv[1][0] - '0' : 0);