mirror of
https://github.com/opencv/opencv.git
synced 2024-11-25 11:40:44 +08:00
refactored command line parser, fixed the docs
This commit is contained in:
parent
b16b50d61b
commit
0598f33a85
@ -58,15 +58,15 @@ The sample below demonstrates how to use CommandLineParser:
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}
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int N = parser.get<int>("N");
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double fps = parser.get<double>parser("fps");
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double fps = parser.get<double>("fps");
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std::string path = parser.get<std::string>("path");
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use_time_stamp = parserer.has("timestamp");
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use_time_stamp = parser.has("timestamp");
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std::string img1 = parser.get<string>(1);
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std::string img2 = parser.get<string>(2);
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std::string img1 = parser.get<string>(0);
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std::string img2 = parser.get<string>(1);
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int repeat = parser.get<int>(3);
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int repeat = parser.get<int>(2);
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if (!parser.check())
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{
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@ -221,7 +221,7 @@ CV_EXPORTS void setNumThreads(int nthreads);
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CV_EXPORTS int getNumThreads();
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CV_EXPORTS int getThreadNum();
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CV_EXPORTS_W const std::string& getBuildInformation();
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CV_EXPORTS_W const string& getBuildInformation();
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//! Returns the number of ticks.
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@ -4434,7 +4434,7 @@ protected:
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struct CV_EXPORTS Param
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{
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enum { INT=0, BOOLEAN=1, REAL=2, STRING=3, MAT=4, MAT_VECTOR=5, ALGORITHM=6 };
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enum { INT=0, BOOLEAN=1, REAL=2, STRING=3, MAT=4, MAT_VECTOR=5, ALGORITHM=6, FLOAT=7, UNSIGNED_INT=8, UINT64=9 };
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Param();
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Param(int _type, bool _readonly, int _offset,
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@ -4505,142 +4505,73 @@ template<> struct ParamType<Algorithm>
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enum { type = Param::ALGORITHM };
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};
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// The CommandLineParser class is designed for command line arguments parsing
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class CV_EXPORTS CommandLineParserParams
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template<> struct ParamType<float>
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{
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public:
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std::string help_message;
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std::string def_value;
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std::vector<std::string> keys;
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int number;
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typedef float const_param_type;
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typedef float member_type;
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enum { type = Param::FLOAT };
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};
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template <typename T>
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std::string get_type_name() { return "UNKNOW"; }
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bool cmp_params(const CommandLineParserParams & p1, const CommandLineParserParams & p2);
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template<typename T>
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T from_str(const std::string & str)
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template<> struct ParamType<unsigned>
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{
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T value;
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std::stringstream ss(str);
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ss >> value;
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typedef unsigned const_param_type;
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typedef unsigned member_type;
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if (ss.fail())
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enum { type = Param::UNSIGNED_INT };
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};
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template<> struct ParamType<uint64>
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{
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std::string err_msg =
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std::string("can not convert: [")
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+ str
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+ std::string("] to [")
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+ get_type_name<T>()
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+ std::string("]");
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typedef uint64 const_param_type;
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typedef uint64 member_type;
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CV_Error(CV_StsBadArg, err_msg);
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}
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enum { type = Param::UINT64 };
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};
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return value;
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}
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template<> std::string from_str(const std::string & str);
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template<typename T>
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std::string to_str(T value)
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{
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std::ostringstream os;
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os << value;
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return os.str();
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}
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// The CommandLineParser class is designed for command line arguments parsing
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class CV_EXPORTS CommandLineParser
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{
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public:
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CommandLineParser(int argc, const char * const argv[], const std::string keys);
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CommandLineParser(int argc, const char* const argv[], const string& keys);
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CommandLineParser(const CommandLineParser& parser);
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CommandLineParser& operator = (const CommandLineParser& parser);
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std::string getPathToApplication();
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string getPathToApplication() const;
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template <typename T>
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T get(const std::string& name, bool space_delete = true)
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T get(const string& name, bool space_delete = true) const
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{
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try
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{
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for (size_t i = 0; i < data.size(); i++)
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{
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for (size_t j = 0; j < data[i].keys.size(); j++)
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{
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if (name.compare(data[i].keys[j]) == 0)
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{
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std::string v = data[i].def_value;
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if (space_delete == true) v = cat_string(v);
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return from_str<T>(v);
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}
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}
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}
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error = true;
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error_message += "Unknown parametes " + name + "\n";
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}
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catch (std::exception& e)
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{
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error = true;
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error_message += "Exception: " + std::string(e.what()) + "\n";
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}
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return T();
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T val = T();
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getByName(name, space_delete, ParamType<T>::type, (void*)&val);
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return val;
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}
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template <typename T>
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T get(int index, bool space_delete = true)
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T get(int index, bool space_delete = true) const
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{
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try
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{
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for (size_t i = 0; i < data.size(); i++)
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{
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if (data[i].number == index - 1)
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{
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std::string v = data[i].def_value;
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if (space_delete == true) v = cat_string(v);
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return from_str<T>(v);
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}
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}
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error = true;
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error_message += "Unknown parametes #" + to_str<int>(index) + "\n";
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}
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catch(std::exception & e)
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{
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error = true;
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error_message += "Exception: " + std::string(e.what()) + "\n";
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}
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return T();
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T val = T();
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getByIndex(index, space_delete, ParamType<T>::type, (void*)&val);
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return val;
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}
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bool has(const std::string& name);
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bool has(const string& name) const;
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bool check();
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bool check() const;
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void about(std::string message);
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void about(const string& message);
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void printMessage();
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void printErrors();
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void printMessage() const;
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void printErrors() const;
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protected:
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bool error;
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std::string error_message;
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std::string about_message;
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std::string path_to_app;
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std::string app_name;
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std::vector<CommandLineParserParams> data;
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std::vector<std::string> split_range_string(std::string str, char fs, char ss);
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std::vector<std::string> split_string(std::string str, char symbol = ' ', bool create_empty_item = false);
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std::string cat_string(std::string str);
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void apply_params(std::string key, std::string value);
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void apply_params(int i, std::string value);
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void sort_params();
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void getByName(const string& name, bool space_delete, int type, void* dst) const;
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void getByIndex(int index, bool space_delete, int type, void* dst) const;
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struct Impl;
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Impl* impl;
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};
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/////////////////////////////// Parallel Primitives //////////////////////////////////
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@ -5,7 +5,136 @@
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namespace cv
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{
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bool cmp_params(const CommandLineParserParams & p1, const CommandLineParserParams & p2)
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struct CommandLineParserParams
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{
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public:
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string help_message;
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string def_value;
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vector<string> keys;
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int number;
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};
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struct CommandLineParser::Impl
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{
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bool error;
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string error_message;
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string about_message;
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string path_to_app;
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string app_name;
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vector<CommandLineParserParams> data;
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vector<string> split_range_string(const string& str, char fs, char ss) const;
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vector<string> split_string(const string& str, char symbol = ' ', bool create_empty_item = false) const;
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string cat_string(const string& str) const;
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void apply_params(const string& key, const string& value);
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void apply_params(int i, string value);
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void sort_params();
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int refcount;
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};
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static string get_type_name(int type)
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{
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if( type == Param::INT )
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return "int";
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if( type == Param::UNSIGNED_INT )
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return "unsigned";
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if( type == Param::UINT64 )
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return "unsigned long long";
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if( type == Param::FLOAT )
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return "float";
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if( type == Param::REAL )
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return "double";
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if( type == Param::STRING )
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return "string";
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return "unknown";
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}
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static void from_str(const string& str, int type, void* dst)
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{
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std::stringstream ss(str);
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if( type == Param::INT )
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ss >> *(int*)dst;
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else if( type == Param::UNSIGNED_INT )
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ss >> *(unsigned*)dst;
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else if( type == Param::UINT64 )
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ss >> *(uint64*)dst;
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else if( type == Param::FLOAT )
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ss >> *(float*)dst;
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else if( type == Param::REAL )
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ss >> *(double*)dst;
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else if( type == Param::STRING )
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ss >> *(string*)dst;
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if (ss.fail())
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{
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string err_msg = "can not convert: [" + str +
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+ "] to [" + get_type_name(type) + "]";
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CV_Error(CV_StsBadArg, err_msg);
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}
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}
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void CommandLineParser::getByName(const string& name, bool space_delete, int type, void* dst) const
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{
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try
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{
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for (size_t i = 0; i < impl->data.size(); i++)
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{
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for (size_t j = 0; j < impl->data[i].keys.size(); j++)
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{
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if (name.compare(impl->data[i].keys[j]) == 0)
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{
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string v = impl->data[i].def_value;
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if (space_delete)
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v = impl->cat_string(v);
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from_str(v, type, dst);
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return;
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}
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}
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}
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impl->error = true;
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impl->error_message += "Unknown parametes " + name + "\n";
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}
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catch (std::exception& e)
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{
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impl->error = true;
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impl->error_message += "Exception: " + string(e.what()) + "\n";
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}
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}
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void CommandLineParser::getByIndex(int index, bool space_delete, int type, void* dst) const
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{
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try
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{
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for (size_t i = 0; i < impl->data.size(); i++)
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{
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if (impl->data[i].number == index)
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{
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string v = impl->data[i].def_value;
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if (space_delete == true) v = impl->cat_string(v);
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from_str(v, type, dst);
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return;
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}
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}
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impl->error = true;
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impl->error_message += "Unknown parametes #" + format("%d", index) + "\n";
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}
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catch(std::exception & e)
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{
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impl->error = true;
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impl->error_message += "Exception: " + string(e.what()) + "\n";
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}
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}
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static bool cmp_params(const CommandLineParserParams & p1, const CommandLineParserParams & p2)
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{
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if (p1.number > p2.number)
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return false;
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@ -21,35 +150,38 @@ namespace cv
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return true;
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}
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CommandLineParser::CommandLineParser(int argc, const char * const argv[], const std::string keys)
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CommandLineParser::CommandLineParser(int argc, const char* const argv[], const string& keys)
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{
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impl = new Impl;
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impl->refcount = 1;
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// path to application
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size_t pos_s = std::string(argv[0]).find_last_of("/\\");
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if (pos_s == std::string::npos)
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size_t pos_s = string(argv[0]).find_last_of("/\\");
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if (pos_s == string::npos)
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{
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path_to_app = "";
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app_name = std::string(argv[0]);
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impl->path_to_app = "";
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impl->app_name = string(argv[0]);
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}
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else
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{
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path_to_app = std::string(argv[0]).substr(0, pos_s);
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app_name = std::string(argv[0]).substr(pos_s + 1, std::string(argv[0]).length() - pos_s);
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impl->path_to_app = string(argv[0]).substr(0, pos_s);
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impl->app_name = string(argv[0]).substr(pos_s + 1, string(argv[0]).length() - pos_s);
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}
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error = false;
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error_message = "";
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impl->error = false;
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impl->error_message = "";
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// parse keys
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std::vector<std::string> k = split_range_string(keys, '{', '}');
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vector<string> k = impl->split_range_string(keys, '{', '}');
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int jj = 0;
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for (size_t i = 0; i < k.size(); i++)
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{
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std::vector<std::string> l = split_string(k[i], '|', true);
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vector<string> l = impl->split_string(k[i], '|', true);
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CommandLineParserParams p;
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p.keys = split_string(l[0]);
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p.keys = impl->split_string(l[0]);
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p.def_value = l[1];
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p.help_message = cat_string(l[2]);
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p.help_message = impl->cat_string(l[2]);
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p.number = -1;
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if (p.keys[0][0] == '@')
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{
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@ -57,24 +189,24 @@ namespace cv
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jj++;
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}
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data.push_back(p);
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impl->data.push_back(p);
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}
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// parse argv
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jj = 0;
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for (int i = 1; i < argc; i++)
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{
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std::string s = std::string(argv[i]);
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string s = string(argv[i]);
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if (s.find('=') != std::string::npos && s.find('=') < s.length())
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if (s.find('=') != string::npos && s.find('=') < s.length())
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{
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std::vector<std::string> k_v = split_string(s, '=', true);
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vector<string> k_v = impl->split_string(s, '=', true);
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for (int h = 0; h < 2; h++)
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{
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if (k_v[0][0] == '-')
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k_v[0] = k_v[0].substr(1, k_v[0].length() -1);
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}
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apply_params(k_v[0], k_v[1]);
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impl->apply_params(k_v[0], k_v[1]);
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}
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else if (s.length() > 1 && s[0] == '-')
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{
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@ -83,24 +215,43 @@ namespace cv
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if (s[0] == '-')
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s = s.substr(1, s.length() - 1);
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}
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apply_params(s, "true");
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impl->apply_params(s, "true");
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}
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else if (s[0] != '-')
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{
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apply_params(jj, s);
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impl->apply_params(jj, s);
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jj++;
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}
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}
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sort_params();
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impl->sort_params();
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}
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void CommandLineParser::about(std::string message)
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CommandLineParser::CommandLineParser(const CommandLineParser& parser)
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{
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about_message = message;
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impl = parser.impl;
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CV_XADD(&impl->refcount, 1);
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}
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void CommandLineParser::apply_params(std::string key, std::string value)
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CommandLineParser& CommandLineParser::operator = (const CommandLineParser& parser)
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{
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if( this != &parser )
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{
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if(CV_XADD(&impl->refcount, -1) == 1)
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delete impl;
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impl = parser.impl;
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CV_XADD(&impl->refcount, 1);
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}
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return *this;
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}
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void CommandLineParser::about(const string& message)
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{
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impl->about_message = message;
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}
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void CommandLineParser::Impl::apply_params(const string& key, const string& value)
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{
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for (size_t i = 0; i < data.size(); i++)
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{
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@ -115,7 +266,7 @@ namespace cv
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}
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}
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void CommandLineParser::apply_params(int i, std::string value)
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void CommandLineParser::Impl::apply_params(int i, string value)
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{
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for (size_t j = 0; j < data.size(); j++)
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{
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@ -127,7 +278,7 @@ namespace cv
|
||||
}
|
||||
}
|
||||
|
||||
void CommandLineParser::sort_params()
|
||||
void CommandLineParser::Impl::sort_params()
|
||||
{
|
||||
for (size_t i = 0; i < data.size(); i++)
|
||||
{
|
||||
@ -137,33 +288,28 @@ namespace cv
|
||||
sort (data.begin(), data.end(), cmp_params);
|
||||
}
|
||||
|
||||
std::string CommandLineParser::cat_string(std::string str)
|
||||
string CommandLineParser::Impl::cat_string(const string& str) const
|
||||
{
|
||||
while (!str.empty() && str[0] == ' ')
|
||||
{
|
||||
str = str.substr(1, str.length() - 1);
|
||||
int left = 0, right = (int)str.length();
|
||||
while( left <= right && str[left] == ' ' )
|
||||
left++;
|
||||
while( right > left && str[right-1] == ' ' )
|
||||
right--;
|
||||
return left >= right ? string("") : str.substr(left, right-left);
|
||||
}
|
||||
|
||||
while (!str.empty() && str[str.length() - 1] == ' ')
|
||||
string CommandLineParser::getPathToApplication() const
|
||||
{
|
||||
str = str.substr(0, str.length() - 1);
|
||||
return impl->path_to_app;
|
||||
}
|
||||
|
||||
return str;
|
||||
}
|
||||
|
||||
std::string CommandLineParser::getPathToApplication()
|
||||
bool CommandLineParser::has(const string& name) const
|
||||
{
|
||||
return path_to_app;
|
||||
}
|
||||
|
||||
bool CommandLineParser::has(const std::string& name)
|
||||
for (size_t i = 0; i < impl->data.size(); i++)
|
||||
{
|
||||
for (size_t i = 0; i < data.size(); i++)
|
||||
for (size_t j = 0; j < impl->data[i].keys.size(); j++)
|
||||
{
|
||||
for (size_t j = 0; j < data[i].keys.size(); j++)
|
||||
{
|
||||
if (name.compare(data[i].keys[j]) == 0 && std::string("true").compare(data[i].def_value) == 0)
|
||||
if (name.compare(impl->data[i].keys[j]) == 0 && string("true").compare(impl->data[i].def_value) == 0)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
@ -172,45 +318,45 @@ namespace cv
|
||||
return false;
|
||||
}
|
||||
|
||||
bool CommandLineParser::check()
|
||||
bool CommandLineParser::check() const
|
||||
{
|
||||
return error == false;
|
||||
return impl->error == false;
|
||||
}
|
||||
|
||||
void CommandLineParser::printErrors()
|
||||
void CommandLineParser::printErrors() const
|
||||
{
|
||||
if (error)
|
||||
if (impl->error)
|
||||
{
|
||||
std::cout << std::endl << "ERRORS:" << std::endl << error_message << std::endl;
|
||||
std::cout << std::endl << "ERRORS:" << std::endl << impl->error_message << std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
void CommandLineParser::printMessage()
|
||||
void CommandLineParser::printMessage() const
|
||||
{
|
||||
if (about_message != "")
|
||||
std::cout << about_message << std::endl;
|
||||
if (impl->about_message != "")
|
||||
std::cout << impl->about_message << std::endl;
|
||||
|
||||
std::cout << "Usage: " << app_name << " [params] ";
|
||||
std::cout << "Usage: " << impl->app_name << " [params] ";
|
||||
|
||||
for (size_t i = 0; i < data.size(); i++)
|
||||
for (size_t i = 0; i < impl->data.size(); i++)
|
||||
{
|
||||
if (data[i].number > -1)
|
||||
if (impl->data[i].number > -1)
|
||||
{
|
||||
std::string name = data[i].keys[0].substr(1, data[i].keys[0].length() - 1);
|
||||
string name = impl->data[i].keys[0].substr(1, impl->data[i].keys[0].length() - 1);
|
||||
std::cout << name << " ";
|
||||
}
|
||||
}
|
||||
|
||||
std::cout << std::endl << std::endl;
|
||||
|
||||
for (size_t i = 0; i < data.size(); i++)
|
||||
for (size_t i = 0; i < impl->data.size(); i++)
|
||||
{
|
||||
if (data[i].number == -1)
|
||||
if (impl->data[i].number == -1)
|
||||
{
|
||||
std::cout << "\t";
|
||||
for (size_t j = 0; j < data[i].keys.size(); j++)
|
||||
for (size_t j = 0; j < impl->data[i].keys.size(); j++)
|
||||
{
|
||||
std::string k = data[i].keys[j];
|
||||
string k = impl->data[i].keys[j];
|
||||
if (k.length() > 1)
|
||||
{
|
||||
std::cout << "--";
|
||||
@ -221,45 +367,46 @@ namespace cv
|
||||
}
|
||||
std::cout << k;
|
||||
|
||||
if (j != data[i].keys.size() - 1)
|
||||
if (j != impl->data[i].keys.size() - 1)
|
||||
{
|
||||
std::cout << ", ";
|
||||
}
|
||||
}
|
||||
std::string dv = cat_string(data[i].def_value);
|
||||
string dv = impl->cat_string(impl->data[i].def_value);
|
||||
if (dv.compare("") != 0)
|
||||
{
|
||||
std::cout << " (value:" << dv << ")";
|
||||
}
|
||||
std::cout << std::endl << "\t\t" << data[i].help_message << std::endl;
|
||||
std::cout << std::endl << "\t\t" << impl->data[i].help_message << std::endl;
|
||||
}
|
||||
}
|
||||
std::cout << std::endl;
|
||||
|
||||
for (size_t i = 0; i < data.size(); i++)
|
||||
for (size_t i = 0; i < impl->data.size(); i++)
|
||||
{
|
||||
if (data[i].number != -1)
|
||||
if (impl->data[i].number != -1)
|
||||
{
|
||||
std::cout << "\t";
|
||||
std::string k = data[i].keys[0];
|
||||
string k = impl->data[i].keys[0];
|
||||
k = k.substr(1, k.length() - 1);
|
||||
|
||||
std::cout << k;
|
||||
|
||||
std::string dv = cat_string(data[i].def_value);
|
||||
string dv = impl->cat_string(impl->data[i].def_value);
|
||||
if (dv.compare("") != 0)
|
||||
{
|
||||
std::cout << " (value:" << dv << ")";
|
||||
}
|
||||
std::cout << std::endl << "\t\t" << data[i].help_message << std::endl;
|
||||
std::cout << std::endl << "\t\t" << impl->data[i].help_message << std::endl;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
std::vector<std::string> CommandLineParser::split_range_string(std::string str, char fs, char ss)
|
||||
vector<string> CommandLineParser::Impl::split_range_string(const string& _str, char fs, char ss) const
|
||||
{
|
||||
std::vector<std::string> vec;
|
||||
std::string word = "";
|
||||
string str = _str;
|
||||
vector<string> vec;
|
||||
string word = "";
|
||||
bool begin = false;
|
||||
|
||||
while (!str.empty())
|
||||
@ -269,13 +416,13 @@ namespace cv
|
||||
if (begin == true)
|
||||
{
|
||||
CV_Error(CV_StsParseError,
|
||||
std::string("error in split_range_string(")
|
||||
string("error in split_range_string(")
|
||||
+ str
|
||||
+ std::string(", ")
|
||||
+ std::string(1, fs)
|
||||
+ std::string(", ")
|
||||
+ std::string(1, ss)
|
||||
+ std::string(")")
|
||||
+ string(", ")
|
||||
+ string(1, fs)
|
||||
+ string(", ")
|
||||
+ string(1, ss)
|
||||
+ string(")")
|
||||
);
|
||||
}
|
||||
begin = true;
|
||||
@ -288,13 +435,13 @@ namespace cv
|
||||
if (begin == false)
|
||||
{
|
||||
CV_Error(CV_StsParseError,
|
||||
std::string("error in split_range_string(")
|
||||
string("error in split_range_string(")
|
||||
+ str
|
||||
+ std::string(", ")
|
||||
+ std::string(1, fs)
|
||||
+ std::string(", ")
|
||||
+ std::string(1, ss)
|
||||
+ std::string(")")
|
||||
+ string(", ")
|
||||
+ string(1, fs)
|
||||
+ string(", ")
|
||||
+ string(1, ss)
|
||||
+ string(")")
|
||||
);
|
||||
}
|
||||
begin = false;
|
||||
@ -311,23 +458,24 @@ namespace cv
|
||||
if (begin == true)
|
||||
{
|
||||
CV_Error(CV_StsParseError,
|
||||
std::string("error in split_range_string(")
|
||||
string("error in split_range_string(")
|
||||
+ str
|
||||
+ std::string(", ")
|
||||
+ std::string(1, fs)
|
||||
+ std::string(", ")
|
||||
+ std::string(1, ss)
|
||||
+ std::string(")")
|
||||
+ string(", ")
|
||||
+ string(1, fs)
|
||||
+ string(", ")
|
||||
+ string(1, ss)
|
||||
+ string(")")
|
||||
);
|
||||
}
|
||||
|
||||
return vec;
|
||||
}
|
||||
|
||||
std::vector<std::string> CommandLineParser::split_string(std::string str, char symbol, bool create_empty_item)
|
||||
vector<string> CommandLineParser::Impl::split_string(const string& _str, char symbol, bool create_empty_item) const
|
||||
{
|
||||
std::vector<std::string> vec;
|
||||
std::string word = "";
|
||||
string str = _str;
|
||||
vector<string> vec;
|
||||
string word = "";
|
||||
|
||||
while (!str.empty())
|
||||
{
|
||||
@ -354,53 +502,4 @@ namespace cv
|
||||
return vec;
|
||||
}
|
||||
|
||||
#undef clp_get
|
||||
#define clp_get(T) template<> T CommandLineParser::get<T>(const std::string& name, bool space_delete);
|
||||
|
||||
clp_get(int)
|
||||
clp_get(unsigned int)
|
||||
clp_get(long)
|
||||
clp_get(unsigned long)
|
||||
clp_get(long long)
|
||||
clp_get(unsigned long long)
|
||||
clp_get(size_t)
|
||||
clp_get(float)
|
||||
clp_get(double)
|
||||
clp_get(uint64)
|
||||
clp_get(int64)
|
||||
clp_get(std::string)
|
||||
|
||||
#undef clp_from_str
|
||||
#define clp_from_str(T) template<> T from_str<T>(const std::string & str);
|
||||
|
||||
clp_from_str(int)
|
||||
clp_from_str(unsigned int)
|
||||
clp_from_str(long)
|
||||
clp_from_str(unsigned long)
|
||||
clp_from_str(long long)
|
||||
clp_from_str(unsigned long long)
|
||||
clp_from_str(size_t)
|
||||
clp_from_str(uint64)
|
||||
clp_from_str(int64)
|
||||
clp_from_str(float)
|
||||
clp_from_str(double)
|
||||
|
||||
template<>
|
||||
std::string from_str(const std::string & str)
|
||||
{
|
||||
return str;
|
||||
}
|
||||
|
||||
#undef clp_type_name
|
||||
#define clp_type_name(type, name) template<> std::string get_type_name<type>() { return std::string(name);}
|
||||
|
||||
clp_type_name(int, "int")
|
||||
clp_type_name(unsigned int, "unsigned int")
|
||||
clp_type_name(long, "long")
|
||||
clp_type_name(long long, "long long")
|
||||
clp_type_name(unsigned long long, "unsigned long long")
|
||||
clp_type_name(size_t, "size_t")
|
||||
clp_type_name(float, "float")
|
||||
clp_type_name(double, "double")
|
||||
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user