2 Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
4 This file is part of libdcp.
6 libdcp 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 libdcp 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 libdcp. If not, see <http://www.gnu.org/licenses/>.
27 #include <boost/signals2.hpp>
34 /* Undefine some stuff that the OS X 10.5 SDK defines */
42 class PictureAssetWriter;
45 * @brief Parent for classes which represent MXF files.
52 /** @return true if the data is encrypted */
53 bool encrypted () const {
54 return static_cast<bool>(_key_id);
57 /** Set the ID of the key that is used for encryption/decryption.
60 void set_key_id (std::string i) {
64 /** @return the ID of the key used for encryption/decryption, if there is one */
65 boost::optional<std::string> key_id () const {
71 /** @return encryption/decryption key, if one has been set */
72 boost::optional<Key> key () const {
76 /** Set the metadata that is written to the MXF file.
79 void set_metadata (MXFMetadata m) {
83 /** @return metadata from the MXF file */
84 MXFMetadata metadata () const {
89 template <class P, class Q>
90 friend void start (PictureAssetWriter* writer, boost::shared_ptr<P> state, Standard standard, Q* mxf, uint8_t* data, int size);
92 std::string read_writer_info (ASDCP::WriterInfo const &);
93 /** Fill in a ADSCP::WriteInfo struct.
94 * @param w struct to fill in.
95 * @param standard INTEROP or SMPTE.
97 void fill_writer_info (ASDCP::WriterInfo* w, std::string id, Standard standard) const;
99 /** ID of the key used for encryption/decryption, if there is one */
100 boost::optional<std::string> _key_id;
101 /** Key used for encryption/decryption, if there is one */
102 boost::optional<Key> _key;
103 MXFMetadata _metadata;