file_io.h

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#ifndef PCL_COMMON_FILE_IO_H_
#define PCL_COMMON_FILE_IO_H_

#include <iostream>
#ifndef _WIN32
  #include <dirent.h>
#endif
#include <vector>
#include <algorithm>

/** 
  * \file pcl/common/file_io.h
  * Define some helper functions for reading and writing files
  * \ingroup common
  * \todo move this to pcl::console
  */

/*@{*/
namespace pcl
{
  /** \brief Find all *.pcd files in the directory and return them sorted
    * \param directory the directory to be searched
    * \param file_names the resulting (sorted) list of .pcd files
    */
  inline void 
  getAllPcdFilesInDirectory (const std::string& directory, std::vector<std::string>& file_names);
  
  /** \brief Remove the path from the given string and return only the filename (the remaining string after the 
    * last '/')
    * \param input the input filename (with full path)
    * \return the resulting filename, stripped of the path
    */
  inline std::string 
  getFilenameWithoutPath (const std::string& input);

  /** \brief Remove the extension from the given string and return only the filename (everything before the last '.')
    * \param input the input filename (with the file extension)
    * \return the resulting filename, stripped of its extension
    */
  inline std::string 
  getFilenameWithoutExtension (const std::string& input);

  /** \brief Get the file extension from the given string (the remaining string after the last '.')
    * \param input the input filename
    * \return \a input 's file extension
    */
  inline std::string 
  getFileExtension (const std::string& input);
}  // namespace end
/*@}*/
#include <pcl/common/impl/file_io.hpp>

#endif  //#ifndef PCL_FILE_IO_H_