2 Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef LIBDCP_LUT_CACHE_H
21 #define LIBDCP_LUT_CACHE_H
24 #include <boost/shared_ptr.hpp>
25 #include <boost/noncopyable.hpp>
28 class LUTCache : public boost::noncopyable
31 boost::shared_ptr<T> get (int bit_depth, float gamma, bool linearised)
33 for (typename std::list<boost::shared_ptr<T> >::iterator i = _cache.begin(); i != _cache.end(); ++i) {
34 if ((*i)->bit_depth() == bit_depth && (*i)->gamma() == gamma) {
39 boost::shared_ptr<T> lut (new T (bit_depth, gamma, linearised));
40 _cache.push_back (lut);
45 std::list<boost::shared_ptr<T> > _cache;