2 Copyright (C) 2016 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/>.
19 In addition, as a special exception, the copyright holders give
20 permission to link the code of portions of this program with the
21 OpenSSL library under certain conditions as described in each
22 individual source file, and distribute linked combinations
25 You must obey the GNU General Public License in all respects
26 for all of the code used other than OpenSSL. If you modify
27 file(s) with this exception, you may extend this exception to your
28 version of the file(s), but you are not obligated to do so. If you
29 do not wish to do so, delete this exception statement from your
30 version. If you delete this exception statement from all source
31 files in the program, then also delete it here.
34 #ifndef LIBDCP_ATMOS_ASSET_H
35 #define LIBDCP_ATMOS_ASSET_H
39 #include "atmos_asset_reader.h"
43 class AtmosAssetWriter;
45 class AtmosAsset : public Asset, public MXF
48 AtmosAsset (Fraction edit_rate, int first_frame, int max_channel_count, int max_object_count, std::string atmos_id, int atmos_version);
49 explicit AtmosAsset (boost::filesystem::path file);
51 boost::shared_ptr<AtmosAssetWriter> start_write (boost::filesystem::path file);
52 boost::shared_ptr<AtmosAssetReader> start_read () const;
54 static std::string static_pkl_type (Standard);
55 std::string pkl_type (Standard s) const {
56 return static_pkl_type (s);
59 Fraction edit_rate () const {
63 int64_t intrinsic_duration () const {
64 return _intrinsic_duration;
67 /** @return frame number of the frame to align with the FFOA of the picture track */
68 int first_frame () const {
72 /** @return maximum number of channels in bitstream */
73 int max_channel_count () const {
74 return _max_channel_count;
77 /** @return maximum number of objects in bitstream */
78 int max_object_count () const {
79 return _max_object_count;
82 std::string atmos_id () const {
86 int atmos_version () const {
87 return _atmos_version;
91 friend class AtmosAssetWriter;
94 int64_t _intrinsic_duration;
96 int _max_channel_count;
97 int _max_object_count;
98 std::string _atmos_id;