X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Freel_asset.h;h=42409ab968d81cece48c499ca46819b995ed604c;hb=63bff141f70aa81e50a7cf927e5110a2bb504ae6;hp=371a8f3ea8c1bcd2f621af44acc86d257247cf79;hpb=2ae92dcc97765deb2845dd07a338858aeb375cb3;p=libdcp.git diff --git a/src/reel_asset.h b/src/reel_asset.h index 371a8f3e..42409ab9 100644 --- a/src/reel_asset.h +++ b/src/reel_asset.h @@ -1,20 +1,34 @@ /* Copyright (C) 2014-2015 Carl Hetherington - 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 . + + 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 @@ -46,51 +60,94 @@ class Asset; * * 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, Fraction edit_rate, int64_t intrinsic_duration, int64_t entry_point); - ReelAsset (boost::shared_ptr); + explicit ReelAsset (boost::shared_ptr); - 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, EqualityOptions, NoteHandler) const; /** @return a Ref to our actual asset */ - Ref const & asset_ref () const { + Ref const & asset_ref () const { return _asset_ref; } /** @return a Ref to our actual asset */ - Ref& asset_ref () { + 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 hash () const { + return _hash; + } + + std::string annotation_text () const { + return _annotation_text; + } + + void set_annotation_text (std::string at) { + _annotation_text = at; + } + protected: + + template + boost::shared_ptr asset_of_type () const { + return boost::dynamic_pointer_cast (_asset_ref.asset ()); + } + + template + boost::shared_ptr asset_of_type () { + return boost::dynamic_pointer_cast (_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 cpl_node_attribute (Standard) const; + /** @return Any namespace that should be used on the asset's node in the CPL */ + virtual std::pair cpl_node_namespace (Standard) const; + /** Reference to the asset (MXF or XML file) that this reel entry * applies to. */ - Ref _asset_ref; + Ref _asset_ref; private: std::string _annotation_text; ///< The <AnnotationText> from the reel's entry for this asset @@ -98,7 +155,8 @@ private: 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 _hash; }; }