2 Copyright (C) 2012-2014 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.
27 #include <boost/signals2.hpp>
35 /* Undefine some stuff that the OS X 10.5 SDK defines */
43 class PictureMXFWriter;
46 * @brief Parent class for classes which represent MXF files.
48 class MXF : public Asset
52 MXF (boost::filesystem::path file);
56 boost::shared_ptr<const Asset> other,
61 /** @return true if the data is encrypted */
62 bool encrypted () const {
66 /** Set the ID of the key that is used for encryption/decryption.
69 void set_key_id (std::string i) {
73 /** @return the ID of the key used for encryption/decryption, if there is one */
74 boost::optional<std::string> key_id () const {
80 /** @return encryption/decryption key, if one has been set */
81 boost::optional<Key> key () const {
85 /** Set the metadata that is written to the MXF file.
88 void set_metadata (MXFMetadata m) {
92 /** @return metadata from the MXF file */
93 MXFMetadata metadata () const {
98 template <class P, class Q>
99 friend void start (PictureMXFWriter* writer, boost::shared_ptr<P> state, Standard standard, Q* mxf, uint8_t* data, int size);
101 void read_writer_info (ASDCP::WriterInfo const &);
102 /** Fill in a ADSCP::WriteInfo struct.
103 * @param w struct to fill in.
104 * @param standard INTEROP or SMPTE.
106 void fill_writer_info (ASDCP::WriterInfo* w, Standard standard);
108 ASDCP::AESDecContext* _decryption_context;
109 /** ID of the key used for encryption/decryption, if there is one */
110 boost::optional<std::string> _key_id;
111 /** Key used for encryption/decryption, if there is one */
112 boost::optional<Key> _key;
113 MXFMetadata _metadata;