diff --git a/modules/core/include/opencv2/core/core.hpp b/modules/core/include/opencv2/core/core.hpp index c56eb5f76..bb39a9ff0 100644 --- a/modules/core/include/opencv2/core/core.hpp +++ b/modules/core/include/opencv2/core/core.hpp @@ -108,6 +108,8 @@ template class CV_EXPORTS CV_EXPORTS std::string format( const char* fmt, ... ); CV_EXPORTS std::string tempfile( const char* suffix CV_DEFAULT(0)); +CV_EXPORTS void glob(std::string pattern, std::vector& result, bool recursive = false); + // matrix decomposition types enum { DECOMP_LU=0, DECOMP_SVD=1, DECOMP_EIG=2, DECOMP_CHOLESKY=3, DECOMP_QR=4, DECOMP_NORMAL=16 }; enum { NORM_INF=1, NORM_L1=2, NORM_L2=4, NORM_L2SQR=5, NORM_HAMMING=6, NORM_HAMMING2=7, NORM_TYPE_MASK=7, NORM_RELATIVE=8, NORM_MINMAX=32 }; diff --git a/modules/core/src/glob.cpp b/modules/core/src/glob.cpp new file mode 100644 index 000000000..e91d856d8 --- /dev/null +++ b/modules/core/src/glob.cpp @@ -0,0 +1,151 @@ +#include "precomp.hpp" + +#if defined WIN32 || defined _WIN32 || defined WINCE +# include +const char dir_separators[] = "/\\"; +const char native_separator = '\\'; +#else +# include +const char dir_separators[] = "/"; +const char native_separator = '/'; +#endif + +#ifndef _WIN32_WCE +# include +#endif + + +static bool isDir(std::string path) +{ +#ifndef _WIN32_WCE + struct stat stat_buf; + stat( path.c_str(), &stat_buf); + int is_dir = S_ISDIR( stat_buf.st_mode); + + return is_dir != 0; +#else + /* unsupported */ + return false; +#endif +} + +static bool wildcmp(const char *string, const char *wild) +{ + // Based on wildcmp written by Jack Handy - jakkhandy@hotmail.com + const char *cp = 0, *mp = 0; + + while ((*string) && (*wild != '*')) + { + if ((*wild != *string) && (*wild != '?')) + { + return false; + } + + wild++; + string++; + } + + while (*string) + { + if (*wild == '*') + { + if (!*++wild) + { + return true; + } + + mp = wild; + cp = string + 1; + } + else if ((*wild == *string) || (*wild == '?')) + { + wild++; + string++; + } + else + { + wild = mp; + string = cp++; + } + } + + while (*wild == '*') + { + wild++; + } + + return *wild == 0; +} + +static void glob_rec(const std::string& directory, const std::string& wildchart, std::vector& result, bool recursive) +{ + DIR *dir; + struct dirent *ent; + if ((dir = opendir (directory.c_str())) != 0) + { + /* find all the files and directories within directory */ + try + { + while ((ent = readdir (dir)) != 0) + { + const char* name = ent->d_name; + if((name[0] == 0) || (name[0] == '.' && name[1] == 0) || (name[0] == '.' && name[1] == '.' && name[2] == 0)) + continue; + + std::string path = directory + native_separator + name; + + if (isDir(path)) + { + if (recursive) + glob_rec(path, wildchart, result, recursive); + } + else + { + if (wildchart.empty() || wildcmp(name, wildchart.c_str())) + result.push_back(path); + } + } + } + catch (...) + { + closedir(dir); + throw; + } + closedir(dir); + } + else CV_Error(CV_StsObjectNotFound, "could not open directory"); +} + +void cv::glob(std::string pattern, std::vector& result, bool recursive) +{ + result.clear(); + std::string path, wildchart; + + if (isDir(pattern)) + { + if(strchr(dir_separators, pattern[pattern.size() - 1]) != 0) + { + path = pattern.substr(0, pattern.size() - 1); + } + else + { + path = pattern; + } + } + else + { + size_t pos = pattern.find_last_of(dir_separators); + if (pos == std::string::npos) + { + wildchart = pattern; + path = "."; + } + else + { + path = pattern.substr(0, pos); + wildchart = pattern.substr(pos + 1); + } + } + + glob_rec(path, wildchart, result, recursive); +} \ No newline at end of file diff --git a/modules/core/test/test_io.cpp b/modules/core/test/test_io.cpp index 6b55eb2bb..7d4e7d939 100644 --- a/modules/core/test/test_io.cpp +++ b/modules/core/test/test_io.cpp @@ -454,3 +454,19 @@ protected: TEST(Core_InputOutput, huge) { CV_BigMatrixIOTest test; test.safe_run(); } */ +TEST(Core_globbing, accurasy) +{ + std::string patternLena = cvtest::TS::ptr()->get_data_path() + "lena*.*"; + std::string patternLenaPng = cvtest::TS::ptr()->get_data_path() + "lena.png"; + + std::vector lenas, pngLenas; + cv::glob(patternLena, lenas, true); + cv::glob(patternLenaPng, pngLenas, true); + + ASSERT_GT(lenas.size(), pngLenas.size()); + + for (size_t i = 0; i < pngLenas.size(); ++i) + { + ASSERT_NE(std::find(lenas.begin(), lenas.end(), pngLenas[i]), lenas.end()); + } +} \ No newline at end of file