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added help docs

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This commit is contained in:
Gary Bradski 2010-11-30 00:19:34 +00:00
parent 8af2d0acb4
commit ffc3a58cb4
1 changed files with 22 additions and 7 deletions
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29
samples/cpp/camshiftdemo.cpp
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@ -8,6 +8,23 @@
using namespace cv;
using namespace std;
void help()
{
cout << "\nThis is a demo that shows mean shift based tracking\n"
<< "You select a color objects such as your face and it tracks it.\n"
<< "This reads from video camera (0 by default, or the camera number the user enters\n"
<< "Call:\n"
<< "\n./camshiftdemo [camera number]"
<< "\n" << endl;
cout << "\n\nHot keys: \n"
"\tESC - quit the program\n"
"\tc - stop the tracking\n"
"\tb - switch to/from backprojection view\n"
"\th - show/hide object histogram\n"
"To initialize tracking, select the object with mouse\n" << endl;
}
Mat image;
bool backprojMode = false;
@ -45,6 +62,8 @@ void onMouse( int event, int x, int y, int flags, void* param )
}
}
int main( int argc, char** argv )
{
VideoCapture cap;
@ -61,16 +80,12 @@ int main( int argc, char** argv )
if( !cap.isOpened() )
{
cout << "Could not initialize capturing...\n";
help();
cout << "***Could not initialize capturing...***\n";
return 0;
}
cout << "Hot keys: \n"
"\tESC - quit the program\n"
"\tc - stop the tracking\n"
"\tb - switch to/from backprojection view\n"
"\th - show/hide object histogram\n"
"To initialize tracking, select the object with mouse\n";
help();
namedWindow( "Histogram", 1 );
namedWindow( "CamShift Demo", 1 );