Point Cloud Library (PCL)  1.14.1-dev
file_io.hpp
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38 
39 #ifndef PCL_COMMON_FILE_IO_IMPL_HPP_
40 #define PCL_COMMON_FILE_IO_IMPL_HPP_
41 
42 #include <pcl/common/pcl_filesystem.h>
43 
44 #include <boost/range/iterator_range.hpp>
45 
46 #include <algorithm>
47 #include <cstddef>
48 #include <iostream>
49 #include <string>
50 #include <vector>
51 
52 namespace pcl
53 {
54 
55 void getAllPcdFilesInDirectory(const std::string& directory, std::vector<std::string>& file_names)
56 {
57  pcl_fs::path p(directory);
58  if(pcl_fs::is_directory(p))
59  {
60  for(const auto& entry : boost::make_iterator_range(pcl_fs::directory_iterator(p), {}))
61  {
62  if (pcl_fs::is_regular_file(entry))
63  {
64  if (entry.path().extension() == ".pcd")
65  file_names.emplace_back(entry.path().filename().string());
66  }
67  }
68  }
69  else
70  {
71  std::cerr << "Given path is not a directory\n";
72  return;
73  }
74  std::sort(file_names.begin(), file_names.end());
75 }
76 
77 std::string getFilenameWithoutPath(const std::string& input)
78 {
79  std::size_t filename_start = input.find_last_of('/', static_cast<std::size_t>(-1)) + 1;
80  return input.substr(filename_start, input.size()-filename_start);
81 }
82 
83 std::string getFilenameWithoutExtension(const std::string& input)
84 {
85  std::size_t dot_position = input.find_last_of('.', input.size());
86  return input.substr(0, dot_position);
87 }
88 
89 std::string getFileExtension(const std::string& input)
90 {
91  std::size_t dot_position = input.find_last_of('.', input.size());
92  return input.substr(dot_position+1, input.size());
93 }
94 
95 } // namespace end
96 
97 #endif
void getAllPcdFilesInDirectory(const std::string &directory, std::vector< std::string > &file_names)
Find all *.pcd files in the directory and return them sorted.
Definition: file_io.hpp:55
std::string getFilenameWithoutPath(const std::string &input)
Remove the path from the given string and return only the filename (the remaining string after the la...
Definition: file_io.hpp:77
std::string getFileExtension(const std::string &input)
Get the file extension from the given string (the remaining string after the last '.
Definition: file_io.hpp:89
std::string getFilenameWithoutExtension(const std::string &input)
Remove the extension from the given string and return only the filename (everything before the last '...
Definition: file_io.hpp:83