/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2021 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of libdcp.
+
+ libdcp is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ libdcp is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with libdcp. If not, see <http://www.gnu.org/licenses/>.
+
+ In addition, as a special exception, the copyright holders give
+ permission to link the code of portions of this program with the
+ OpenSSL library under certain conditions as described in each
+ individual source file, and distribute linked combinations
+ including the two.
+ You must obey the GNU General Public License in all respects
+ for all of the code used other than OpenSSL. If you modify
+ file(s) with this exception, you may extend this exception to your
+ version of the file(s), but you are not obligated to do so. If you
+ do not wish to do so, delete this exception statement from your
+ version. If you delete this exception statement from all source
+ files in the program, then also delete it here.
*/
+
/** @file src/cpl.h
- * @brief Classes used to parse a CPL.
+ * @brief CPL class
*/
-#include <stdint.h>
-#include <boost/shared_ptr.hpp>
-#include "xml.h"
-namespace libdcp {
+#ifndef LIBDCP_CPL_H
+#define LIBDCP_CPL_H
-class Picture : public XMLNode
-{
-public:
- Picture () {}
- Picture (xmlpp::Node const * node);
-
- std::string id;
- std::string annotation_text;
- Fraction edit_rate;
- int64_t intrinsic_duration;
- int64_t entry_point;
- int64_t duration;
- Fraction frame_rate;
- Fraction screen_aspect_ratio;
-};
+#include "asset.h"
+#include "certificate.h"
+#include "key.h"
+#include "language_tag.h"
+#include "types.h"
+#include <boost/filesystem.hpp>
+#include <boost/function.hpp>
+#include <boost/optional.hpp>
+#include <memory>
+#include <vector>
-/** CPL MainPicture node */
-class MainPicture : public Picture
-{
-public:
- MainPicture () {}
- MainPicture (xmlpp::Node const * node);
-};
-/** CPL MainStereoscopicPicture node */
-class MainStereoscopicPicture : public Picture
-{
-public:
- MainStereoscopicPicture () {}
- MainStereoscopicPicture (xmlpp::Node const * node);
-};
+struct verify_invalid_language3;
-/** CPL MainSound node */
-class MainSound : public XMLNode
-{
-public:
- MainSound () {}
- MainSound (xmlpp::Node const * node);
-
- std::string id;
- std::string annotation_text;
- Fraction edit_rate;
- int64_t intrinsic_duration;
- int64_t entry_point;
- int64_t duration;
-};
-/** CPL MainSubtitle node */
-class MainSubtitle : public XMLNode
-{
-public:
- MainSubtitle () {}
- MainSubtitle (xmlpp::Node const * node);
-
- std::string id;
- std::string annotation_text;
- Fraction edit_rate;
- int64_t intrinsic_duration;
- int64_t entry_point;
- int64_t duration;
-};
+namespace dcp {
-/** CPL AssetList node */
-class CPLAssetList : public XMLNode
-{
-public:
- CPLAssetList () {}
- CPLAssetList (xmlpp::Node const * node);
- boost::shared_ptr<MainPicture> main_picture;
- boost::shared_ptr<MainStereoscopicPicture> main_stereoscopic_picture;
- boost::shared_ptr<MainSound> main_sound;
- boost::shared_ptr<MainSubtitle> main_subtitle;
-};
+class ReelFileAsset;
+class Reel;
+class MXFMetadata;
+class CertificateChain;
+class DecryptedKDM;
-/** CPL Reel node */
-class CPLReel : public XMLNode
+
+/** @class CPL
+ * @brief A Composition Playlist
+ */
+class CPL : public Asset
{
public:
- CPLReel () {}
- CPLReel (xmlpp::Node const * node);
+ CPL (std::string annotation_text, ContentKind content_kind);
- std::string id;
- boost::shared_ptr<CPLAssetList> asset_list;
-};
+ /** Construct a CPL object from a XML file */
+ explicit CPL (boost::filesystem::path file);
-/** CPL ContentVersion node */
-class ContentVersion : public XMLNode
-{
-public:
- ContentVersion () {}
- ContentVersion (xmlpp::Node const * node);
+ bool equals (
+ std::shared_ptr<const Asset> other,
+ EqualityOptions options,
+ NoteHandler note
+ ) const;
- std::string id;
- std::string label_text;
-};
+ /** Add a reel to this CPL
+ * @param reel Reel to add
+ */
+ void add (std::shared_ptr<Reel> reel);
-/** @class CPL
- * @brief Class to parse a CPL
- *
- * This class is used to parse XML CPL files. It is rarely necessary
- * for the caller to use it outside libdcp.
- */
-class CPL : public XMLFile
-{
-public:
- /** Parse a CPL XML file into our member variables */
- CPL (std::string file);
-
- std::string id;
- std::string annotation_text;
- std::string issue_date;
- std::string creator;
- std::string content_title_text;
- ContentKind content_kind;
- boost::shared_ptr<ContentVersion> content_version;
- std::list<boost::shared_ptr<CPLReel> > reels;
+ /** Add a KDM to this CPL. If the KDM is for any of this CPLs assets it will be used
+ * to decrypt those assets.
+ * @param kdm KDM.
+ */
+ void add (DecryptedKDM const &);
+
+ /** @return the reels in this CPL */
+ std::vector<std::shared_ptr<Reel>> reels () const {
+ return _reels;
+ }
+
+ /** @return the ReelFileAssets in this CPL in all reels */
+ std::vector<std::shared_ptr<const ReelFileAsset>> reel_file_assets () const;
+ std::vector<std::shared_ptr<ReelFileAsset>> reel_file_assets ();
+
+ /** @return true if we have any encrypted content */
+ bool any_encrypted () const;
+
+ /** @return true if we have all our encryptable content is encrypted */
+ bool all_encrypted () const;
+
+ /** Write an CompositonPlaylist XML file
+ *
+ * @param file Filename to write
+ * @param standard INTEROP or SMPTE
+ * @param signer Signer to sign the CPL, or 0 to add no signature
+ */
+ void write_xml (
+ boost::filesystem::path file,
+ Standard standard,
+ std::shared_ptr<const CertificateChain>
+ ) const;
+
+ void resolve_refs (std::vector<std::shared_ptr<Asset>>);
+
+ int64_t duration () const;
+
+ void set_issuer (std::string issuer) {
+ _issuer = issuer;
+ }
+
+ void set_creator (std::string creator) {
+ _creator = creator;
+ }
+
+ void set_issue_date (std::string issue_date) {
+ _issue_date = issue_date;
+ }
+
+ /** @return contents of the <AnnotationText> node, if present */
+ boost::optional<std::string> annotation_text () const {
+ return _annotation_text;
+ }
+
+ void set_annotation_text (std::string at) {
+ _annotation_text = at;
+ }
+
+ /** @return contents of the <ContentTitleText> node */
+ std::string content_title_text () const {
+ return _content_title_text;
+ }
+
+ void set_content_title_text (std::string ct) {
+ _content_title_text = ct;
+ }
+
+ void set_content_kind (dcp::ContentKind k) {
+ _content_kind = k;
+ }
+
+ /** @return the type of the content, used by media servers
+ * to categorise things (e.g. feature, trailer, etc.)
+ */
+ ContentKind content_kind () const {
+ return _content_kind;
+ }
+
+ boost::optional<ContentVersion> content_version () const;
+
+ std::vector<ContentVersion> content_versions () const {
+ return _content_versions;
+ }
+
+ void set_content_version (ContentVersion v) {
+ _content_versions.clear ();
+ _content_versions.push_back (v);
+ }
+
+ void set_content_versions (std::vector<ContentVersion> v);
+
+ std::vector<Rating> ratings () const {
+ return _ratings;
+ }
+
+ void set_ratings (std::vector<Rating> r) {
+ _ratings = r;
+ }
+
+ boost::optional<std::string> full_content_title_text () const {
+ return _full_content_title_text;
+ }
+
+ void set_full_content_title_text (std::string t) {
+ _full_content_title_text = t;
+ }
+
+ boost::optional<std::string> full_content_title_text_language () const {
+ return _full_content_title_text_language;
+ }
+
+ void set_full_content_title_text_language (dcp::LanguageTag l) {
+ _full_content_title_text_language = l.to_string();
+ }
+
+ boost::optional<std::string> release_territory () const {
+ return _release_territory;
+ }
+
+ void set_release_territory (dcp::LanguageTag::RegionSubtag t) {
+ _release_territory = t.subtag();
+ }
+
+ boost::optional<std::string> release_territory_scope () const {
+ return _release_territory_scope;
+ }
+
+ boost::optional<int> version_number () const {
+ return _version_number;
+ }
+
+ void set_version_number (int v);
+
+ void unset_version_number ();
+
+ boost::optional<Status> status () const {
+ return _status;
+ }
+
+ void set_status (Status s) {
+ _status = s;
+ }
+
+ boost::optional<std::string> chain () const {
+ return _chain;
+ }
+
+ void set_chain (std::string c) {
+ _chain = c;
+ }
+
+ boost::optional<std::string> distributor () const {
+ return _distributor;
+ }
+
+ void set_distributor (std::string d) {
+ _distributor = d;
+ }
+
+ boost::optional<std::string> facility () const {
+ return _facility;
+ }
+
+ void set_facility (std::string f) {
+ _facility = f;
+ }
+
+ boost::optional<Luminance> luminance () const {
+ return _luminance;
+ }
+
+ void set_luminance (Luminance l) {
+ _luminance = l;
+ }
+
+ boost::optional<std::string> main_sound_configuration () const {
+ return _main_sound_configuration;
+ }
+
+ void set_main_sound_configuration (std::string c) {
+ _main_sound_configuration = c;
+ }
+
+ boost::optional<int> main_sound_sample_rate () const {
+ return _main_sound_sample_rate;
+ }
+
+ void set_main_sound_sample_rate (int r) {
+ _main_sound_sample_rate = r;
+ }
+
+ boost::optional<dcp::Size> main_picture_stored_area () const {
+ return _main_picture_stored_area;
+ }
+
+ void set_main_picture_stored_area (dcp::Size s) {
+ _main_picture_stored_area = s;
+ }
+
+ boost::optional<dcp::Size> main_picture_active_area () const {
+ return _main_picture_active_area;
+ }
+
+ void set_main_picture_active_area (dcp::Size s) {
+ _main_picture_active_area = s;
+ }
+
+ std::vector<std::string> additional_subtitle_languages () const {
+ return _additional_subtitle_languages;
+ }
+
+ void set_additional_subtitle_languages (std::vector<dcp::LanguageTag> const& lang);
+
+ boost::optional<Standard> standard () const {
+ return _standard;
+ }
+
+ static std::string static_pkl_type (Standard standard);
+
+protected:
+ /** @return type string for PKLs for this asset */
+ std::string pkl_type (Standard standard) const;
+
+private:
+ friend struct ::verify_invalid_language3;
+
+ void maybe_write_composition_metadata_asset (xmlpp::Element* node) const;
+ void read_composition_metadata_asset (cxml::ConstNodePtr node);
+
+ std::string _issuer;
+ std::string _creator;
+ std::string _issue_date;
+ boost::optional<std::string> _annotation_text;
+ std::string _content_title_text; ///< <ContentTitleText>
+ ContentKind _content_kind; ///< <ContentKind>
+ std::vector<ContentVersion> _content_versions;
+ std::vector<Rating> _ratings;
+ /** Human-readable name of the composition, without any metadata (i.e. no -FTR-EN-XX- etc.) */
+ boost::optional<std::string> _full_content_title_text;
+ boost::optional<std::string> _full_content_title_text_language;
+ /** This is stored and returned as a string so that we can tolerate non-RFC-5646 strings,
+ * but must be set as a dcp::LanguageTag to try to ensure that we create compliant output.
+ */
+ boost::optional<std::string> _release_territory;
+ boost::optional<std::string> _release_territory_scope;
+ boost::optional<int> _version_number;
+ boost::optional<Status> _status;
+ boost::optional<std::string> _chain;
+ boost::optional<std::string> _distributor;
+ boost::optional<std::string> _facility;
+ boost::optional<Luminance> _luminance;
+ boost::optional<std::string> _main_sound_configuration;
+ boost::optional<int> _main_sound_sample_rate;
+ boost::optional<dcp::Size> _main_picture_stored_area;
+ boost::optional<dcp::Size> _main_picture_active_area;
+ /* See note for _release_territory above */
+ std::vector<std::string> _additional_subtitle_languages;
+
+ std::vector<std::shared_ptr<Reel>> _reels;
+
+ /** Standard of CPL that was read in */
+ boost::optional<Standard> _standard;
};
+
}
+
+#endif