2 Copyright (C) 2014-2018 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 #include "image_proxy.h"
23 #include <dcp/array_data.h>
24 #include <boost/thread/mutex.hpp>
25 #include <boost/filesystem.hpp>
27 class FFmpegImageProxy : public ImageProxy
30 explicit FFmpegImageProxy (boost::filesystem::path);
31 explicit FFmpegImageProxy (dcp::ArrayData);
32 FFmpegImageProxy (std::shared_ptr<Socket> socket);
35 Image::Alignment alignment,
36 boost::optional<dcp::Size> size = boost::optional<dcp::Size> ()
39 void add_metadata (xmlpp::Node *) const;
40 void write_to_socket (std::shared_ptr<Socket>) const;
41 bool same (std::shared_ptr<const ImageProxy> other) const;
42 size_t memory_used () const;
44 int avio_read (uint8_t* buffer, int const amount);
45 int64_t avio_seek (int64_t const pos, int whence);
50 /** Path of a file that this image came from, if applicable; stored so that
51 failed-decode errors can give more detail.
53 boost::optional<boost::filesystem::path> _path;
54 mutable std::shared_ptr<Image> _image;
55 mutable boost::mutex _mutex;