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using argv[0] represent binary executable files' name in help() function

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in sample codes instead of cpp files' name.
This commit is contained in:
MoonChasing
2020-02-23 21:38:04 +08:00
parent 8b5efc6f4c
commit 98db891851
30 changed files with 218 additions and 207 deletions
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samples/cpp/tree_engine.cpp
+5 -5
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@@ -8,14 +8,14 @@
using namespace cv;
using namespace cv::ml;
static void help()
static void help(char** argv)
{
printf(
"\nThis sample demonstrates how to use different decision trees and forests including boosting and random trees.\n"
"Usage:\n\t./tree_engine [-r=<response_column>] [-ts=type_spec] <csv filename>\n"
"Usage:\n\t%s [-r=<response_column>] [-ts=type_spec] <csv filename>\n"
"where -r=<response_column> specified the 0-based index of the response (0 by default)\n"
"-ts= specifies the var type spec in the form ord[n1,n2-n3,n4-n5,...]cat[m1-m2,m3,m4-m5,...]\n"
"<csv filename> is the name of training data file in comma-separated value format\n\n");
"<csv filename> is the name of training data file in comma-separated value format\n\n", argv[0]);
}
static void train_and_print_errs(Ptr<StatModel> model, const Ptr<TrainData>& data)
@@ -37,7 +37,7 @@ int main(int argc, char** argv)
cv::CommandLineParser parser(argc, argv, "{ help h | | }{r | 0 | }{ts | | }{@input | | }");
if (parser.has("help"))
{
help();
help(argv);
return 0;
}
std::string filename = parser.get<std::string>("@input");
@@ -48,7 +48,7 @@ int main(int argc, char** argv)
if( filename.empty() || !parser.check() )
{
parser.printErrors();
help();
help(argv);
return 0;
}
printf("\nReading in %s...\n\n",filename.c_str());