/*
Copyright (C) 2014-2015 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/reel_asset.h
*
* This class encapsulates the XML that exists in a <Reel> to say
* that a piece of content is used in this reel. It does not
- * describe the content itself (but links to a Content object which does).
+ * describe the content itself (but links to an Asset object which does).
*/
class ReelAsset : public Object
{
public:
ReelAsset ();
ReelAsset (boost::shared_ptr<Asset> asset, Fraction edit_rate, int64_t intrinsic_duration, int64_t entry_point);
- ReelAsset (boost::shared_ptr<const cxml::Node>);
+ explicit ReelAsset (boost::shared_ptr<const cxml::Node>);
- virtual void write_to_cpl (xmlpp::Node* node, Standard standard) const;
+ virtual xmlpp::Node* write_to_cpl (xmlpp::Node* node, Standard standard) const;
virtual bool equals (boost::shared_ptr<const ReelAsset>, EqualityOptions, NoteHandler) const;
/** @return a Ref to our actual asset */
- Ref<Asset>& asset_ref () {
+ Ref const & asset_ref () const {
return _asset_ref;
}
+ /** @return a Ref to our actual asset */
+ Ref & asset_ref () {
+ return _asset_ref;
+ }
+
+ Fraction edit_rate () const {
+ return _edit_rate;
+ }
+
+ int64_t intrinsic_duration () const {
+ return _intrinsic_duration;
+ }
+
+ void set_entry_point (int64_t e) {
+ _entry_point = e;
+ }
+
int64_t entry_point () const {
return _entry_point;
}
+ void set_duration (int64_t d) {
+ _duration = d;
+ }
+
int64_t duration () const {
return _duration;
}
+ /** @return the asset's hash, if this ReelAsset has been created from one,
+ * otherwise the hash written to the CPL for this asset (if present).
+ */
+ boost::optional<std::string> hash () const {
+ return _hash;
+ }
+
+ std::string annotation_text () const {
+ return _annotation_text;
+ }
+
+ void set_annotation_text (std::string at) {
+ _annotation_text = at;
+ }
+
protected:
+
+ template <class T>
+ boost::shared_ptr<T> asset_of_type () const {
+ return boost::dynamic_pointer_cast<T> (_asset_ref.asset ());
+ }
+
+ template <class T>
+ boost::shared_ptr<T> asset_of_type () {
+ return boost::dynamic_pointer_cast<T> (_asset_ref.asset ());
+ }
+
/** @return the node name that this asset uses in the CPL's <Reel> node
* e.g. MainPicture, MainSound etc.
*/
- virtual std::string cpl_node_name () const = 0;
+ virtual std::string cpl_node_name (Standard) const = 0;
- /** @return Any attribute that should be used on the asset's node in the
- * CPL.
- */
+ /** @return Any attribute that should be used on the asset's node in the CPL */
virtual std::pair<std::string, std::string> cpl_node_attribute (Standard) const;
+ /** @return Any namespace that should be used on the asset's node in the CPL */
+ virtual std::pair<std::string, std::string> cpl_node_namespace (Standard) const;
+
/** Reference to the asset (MXF or XML file) that this reel entry
* applies to.
*/
- Ref<Asset> _asset_ref;
+ Ref _asset_ref;
private:
std::string _annotation_text; ///< The <AnnotationText> from the reel's entry for this asset
int64_t _intrinsic_duration; ///< The <IntrinsicDuration> from the reel's entry for this asset
int64_t _entry_point; ///< The <EntryPoint> from the reel's entry for this asset
int64_t _duration; ///< The <Duration> from the reel's entry for this asset
- std::string _hash; ///< The <Hash> from the reel's entry for this asset
+ /** Either our asset's computed hash or the hash read in from the CPL, if it's present */
+ boost::optional<std::string> _hash;
};
}