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Updated using new cmd parser

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This commit is contained in:
itsyplen 2011-08-10 12:33:03 +00:00
parent 5678464f7d
commit d3f8b2eeb7
1 changed files with 21 additions and 12 deletions
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27
samples/cpp/demhist.cpp
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@ -56,22 +56,31 @@ void updateBrightnessContrast( int /*arg*/, void* )
} }
void help() void help()
{ {
cout << "\nThis program demonstrates the use of calcHist() -- histogram creation.\n" printf("\nThis program demonstrates the use of calcHist() -- histogram creation.\n"
"Call:\n" "Usage: \n"
"demhist [image_name -- Defaults to baboon.jpg]\n" << endl; "demhist [image_name -- Defaults to baboon.jpg]\n");
} }
int main( int argc, char** argv ) const char* keys =
{ {
// Load the source image. HighGUI use. "{1| |baboon.jpg|input image file}"
image = imread( argc == 2 ? argv[1] : "baboon.jpg", 0 ); };
if( image.empty() ) int main( int argc, const char** argv )
{ {
help(); help();
CommandLineParser parser(argc, argv, keys);
string inputImage = parser.get<string>("1");
// Load the source image. HighGUI use.
image = imread( inputImage, 0 );
if(image.empty())
{
printf("Cannot read image file: %s\n", inputImage.c_str());
return -1; return -1;
} }
help();
namedWindow("image", 0); namedWindow("image", 0);
namedWindow("histogram", 0); namedWindow("histogram", 0);