2 Copyright (C) 2014-2016 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.
36 #include "picture_asset.h"
37 #include "mono_picture_asset.h"
38 #include "stereo_picture_asset.h"
39 #include "sound_asset.h"
40 #include "subtitle_asset.h"
41 #include "reel_mono_picture_asset.h"
42 #include "reel_stereo_picture_asset.h"
43 #include "reel_sound_asset.h"
44 #include "reel_subtitle_asset.h"
45 #include "decrypted_kdm_key.h"
46 #include "decrypted_kdm.h"
47 #include "interop_subtitle_asset.h"
48 #include "smpte_subtitle_asset.h"
49 #include "reel_atmos_asset.h"
50 #include <libxml++/nodes/element.h>
56 using boost::shared_ptr;
57 using boost::dynamic_pointer_cast;
60 Reel::Reel (boost::shared_ptr<const cxml::Node> node)
61 : Object (remove_urn_uuid (node->string_child ("Id")))
63 shared_ptr<cxml::Node> asset_list = node->node_child ("AssetList");
65 shared_ptr<cxml::Node> main_picture = asset_list->optional_node_child ("MainPicture");
67 _main_picture.reset (new ReelMonoPictureAsset (main_picture));
70 shared_ptr<cxml::Node> main_stereoscopic_picture = asset_list->optional_node_child ("MainStereoscopicPicture");
71 if (main_stereoscopic_picture) {
72 _main_picture.reset (new ReelStereoPictureAsset (main_stereoscopic_picture));
75 shared_ptr<cxml::Node> main_sound = asset_list->optional_node_child ("MainSound");
77 _main_sound.reset (new ReelSoundAsset (main_sound));
80 shared_ptr<cxml::Node> main_subtitle = asset_list->optional_node_child ("MainSubtitle");
82 _main_subtitle.reset (new ReelSubtitleAsset (main_subtitle));
85 shared_ptr<cxml::Node> atmos = asset_list->optional_node_child ("AuxData");
87 _atmos.reset (new ReelAtmosAsset (atmos));
90 node->ignore_child ("AnnotationText");
95 Reel::write_to_cpl (xmlpp::Element* node, Standard standard) const
97 xmlpp::Element* reel = node->add_child ("Reel");
98 reel->add_child("Id")->add_child_text ("urn:uuid:" + make_uuid());
99 xmlpp::Element* asset_list = reel->add_child ("AssetList");
101 if (_main_picture && dynamic_pointer_cast<ReelMonoPictureAsset> (_main_picture)) {
102 /* Mono pictures come before other stuff... */
103 _main_picture->write_to_cpl (asset_list, standard);
107 _main_sound->write_to_cpl (asset_list, standard);
110 if (_main_subtitle) {
111 _main_subtitle->write_to_cpl (asset_list, standard);
114 if (_main_picture && dynamic_pointer_cast<ReelStereoPictureAsset> (_main_picture)) {
115 /* ... but stereo pictures must come after */
116 _main_picture->write_to_cpl (asset_list, standard);
120 _atmos->write_to_cpl (asset_list, standard);
125 Reel::equals (boost::shared_ptr<const Reel> other, EqualityOptions opt, NoteHandler note) const
127 if ((_main_picture && !other->_main_picture) || (!_main_picture && other->_main_picture)) {
128 note (DCP_ERROR, "Reel: assets differ");
132 if (_main_picture && !_main_picture->equals (other->_main_picture, opt, note)) {
136 if ((_main_sound && !other->_main_sound) || (!_main_sound && other->_main_sound)) {
137 note (DCP_ERROR, "Reel: assets differ");
141 if (_main_sound && !_main_sound->equals (other->_main_sound, opt, note)) {
145 if ((_main_subtitle && !other->_main_subtitle) || (!_main_subtitle && other->_main_subtitle)) {
146 note (DCP_ERROR, "Reel: assets differ");
150 if (_main_subtitle && !_main_subtitle->equals (other->_main_subtitle, opt, note)) {
154 if ((_atmos && !other->_atmos) || (!_atmos && other->_atmos)) {
155 note (DCP_ERROR, "Reel: assets differ");
159 if (_atmos && !_atmos->equals (other->_atmos, opt, note)) {
167 Reel::encrypted () const
170 (_main_picture && _main_picture->encrypted ()) ||
171 (_main_sound && _main_sound->encrypted ()) ||
172 (_atmos && _atmos->encrypted ())
177 Reel::add (DecryptedKDM const & kdm)
179 list<DecryptedKDMKey> keys = kdm.keys ();
181 for (list<DecryptedKDMKey>::iterator i = keys.begin(); i != keys.end(); ++i) {
182 if (_main_picture && i->id() == _main_picture->key_id()) {
183 _main_picture->asset()->set_key (i->key ());
185 if (_main_sound && i->id() == _main_sound->key_id()) {
186 _main_sound->asset()->set_key (i->key ());
188 if (_main_subtitle && i->id() == _main_subtitle->key_id()) {
189 shared_ptr<SMPTESubtitleAsset> s = dynamic_pointer_cast<SMPTESubtitleAsset> (_main_subtitle->asset());
191 s->set_key (i->key ());
194 if (_atmos && i->id() == _atmos->key_id()) {
195 _atmos->asset()->set_key (i->key ());
201 Reel::add (shared_ptr<ReelAsset> asset)
203 shared_ptr<ReelPictureAsset> p = dynamic_pointer_cast<ReelPictureAsset> (asset);
204 shared_ptr<ReelSoundAsset> so = dynamic_pointer_cast<ReelSoundAsset> (asset);
205 shared_ptr<ReelSubtitleAsset> su = dynamic_pointer_cast<ReelSubtitleAsset> (asset);
206 shared_ptr<ReelAtmosAsset> a = dynamic_pointer_cast<ReelAtmosAsset> (asset);
219 Reel::resolve_refs (list<shared_ptr<Asset> > assets)
222 _main_picture->asset_ref().resolve (assets);
226 _main_sound->asset_ref().resolve (assets);
229 if (_main_subtitle) {
230 _main_subtitle->asset_ref().resolve (assets);
232 /* Interop subtitle handling is all special cases */
233 shared_ptr<InteropSubtitleAsset> iop = dynamic_pointer_cast<InteropSubtitleAsset> (_main_subtitle->asset_ref().asset ());
235 iop->resolve_fonts (assets);
240 _atmos->asset_ref().resolve (assets);
245 Reel::duration () const
250 d = max (d, _main_picture->duration ());
253 d = max (d, _main_sound->duration ());
255 if (_main_subtitle) {
256 d = max (d, _main_subtitle->duration ());
259 d = max (d, _atmos->duration ());