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/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef DCPOMATIC_FILE_GROUP_H
#define DCPOMATIC_FILE_GROUP_H
#include <vector>
#include <boost/filesystem.hpp>
class FileGroup
{
public:
FileGroup ();
FileGroup (boost::filesystem::path);
FileGroup (std::vector<boost::filesystem::path> const &);
~FileGroup ();
void set_paths (std::vector<boost::filesystem::path> const &);
int64_t seek (int64_t, int) const;
int read (uint8_t*, int) const;
int64_t length () const;
private:
void ensure_open_path (size_t) const;
std::vector<boost::filesystem::path> _paths;
/** Index of path that we are currently reading from */
mutable size_t _current_path;
mutable FILE* _current_file;
};
#endif
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