X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Freel_asset.cc;h=1a6a25bee0b19d215cbab3832fd053aa675b4d60;hb=488e3d1bd5e6b17d49f6db4df14c64f4b64db89b;hp=fa0068c50e5941645ef11da909ba6082ad7edd67;hpb=4126980a15f4f6bb981d0793bd37483456c5bc79;p=libdcp.git diff --git a/src/reel_asset.cc b/src/reel_asset.cc index fa0068c5..1a6a25be 100644 --- a/src/reel_asset.cc +++ b/src/reel_asset.cc @@ -1,104 +1,165 @@ /* - Copyright (C) 2014 Carl Hetherington + Copyright (C) 2014-2021 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.cc + * @brief ReelAsset class + */ + + +#include "raw_convert.h" #include "reel_asset.h" -#include "content.h" +#include "asset.h" #include "compose.hpp" +#include "dcp_assert.h" #include +#include + using std::pair; using std::string; using std::make_pair; -using boost::shared_ptr; -using boost::lexical_cast; +using std::shared_ptr; +using boost::optional; using namespace dcp; -ReelAsset::ReelAsset () - : Object (make_uuid ()) - , _content (_id) - , _edit_rate (Fraction (24, 1)) - , _intrinsic_duration (0) - , _entry_point (0) - , _duration (0) -{ - -} -/** Construct a ReelAsset. - * @param content Content that this asset refers to. - * @param entry_point Entry point to use in that content. - */ -ReelAsset::ReelAsset (boost::shared_ptr content, int64_t entry_point) - : Object (content->id ()) - , _content (content) - , _edit_rate (content->edit_rate ()) - , _intrinsic_duration (content->intrinsic_duration ()) +ReelAsset::ReelAsset (string id, Fraction edit_rate, int64_t intrinsic_duration, int64_t entry_point) + : Object (id) + , _intrinsic_duration (intrinsic_duration) + , _duration (intrinsic_duration - entry_point) + , _edit_rate (edit_rate) , _entry_point (entry_point) - , _duration (_intrinsic_duration - _entry_point) - , _hash (make_digest (content->file (), 0)) { - /* default _annotation_text to the leaf name of our file */ - _annotation_text = content->file().leaf().string (); + DCP_ASSERT (_entry_point <= _intrinsic_duration); } -ReelAsset::ReelAsset (boost::shared_ptr node) - : Object (node->string_child ("Id")) - , _content (_id) + +ReelAsset::ReelAsset (shared_ptr node) + : Object (remove_urn_uuid (node->string_child ("Id"))) + , _intrinsic_duration (node->number_child ("IntrinsicDuration")) + , _duration (node->optional_number_child("Duration")) , _annotation_text (node->optional_string_child ("AnnotationText").get_value_or ("")) , _edit_rate (Fraction (node->string_child ("EditRate"))) - , _intrinsic_duration (node->number_child ("IntrinsicDuration")) - , _entry_point (node->number_child ("EntryPoint")) - , _duration (node->number_child ("Duration")) - , _hash (node->optional_string_child ("Hash").get_value_or ("")) - , _key_id (node->optional_string_child ("KeyId").get_value_or ("")) + , _entry_point (node->optional_number_child("EntryPoint")) { - if (_id.length() > 9) { - _id = _id.substr (9); - _content.set_id (_id); + +} + + +xmlpp::Node* +ReelAsset::write_to_cpl (xmlpp::Node* node, Standard standard) const +{ + auto a = node->add_child (cpl_node_name (standard)); + auto const attr = cpl_node_attribute (standard); + if (!attr.first.empty ()) { + a->set_attribute (attr.first, attr.second); + } + auto const ns = cpl_node_namespace (); + if (!ns.first.empty()) { + a->set_namespace_declaration (ns.first, ns.second); + } + a->add_child("Id")->add_child_text ("urn:uuid:" + _id); + a->add_child("AnnotationText")->add_child_text (_annotation_text); + a->add_child("EditRate")->add_child_text (_edit_rate.as_string()); + a->add_child("IntrinsicDuration")->add_child_text (raw_convert (_intrinsic_duration)); + if (_entry_point) { + a->add_child("EntryPoint")->add_child_text(raw_convert(*_entry_point)); } - - if (_key_id.length() > 9) { - _key_id = _key_id.substr (9); + if (_duration) { + a->add_child("Duration")->add_child_text(raw_convert(*_duration)); } + return a; } -void -ReelAsset::write_to_cpl (xmlpp::Node* node, Standard) const + +pair +ReelAsset::cpl_node_attribute (Standard) const { - pair const attr = cpl_node_attribute (); - xmlpp::Element* a = node->add_child (cpl_node_name ()); - if (!attr.first.empty ()) { - a->set_attribute (attr.first, attr.second); - } - a->add_child("Id")->add_child_text ("urn:uuid:" + _id); - a->add_child("AnnotationText")->add_child_text (_annotation_text); - a->add_child("EditRate")->add_child_text (String::compose ("%1 %2", _edit_rate.numerator, _edit_rate.denominator)); - a->add_child("IntrinsicDuration")->add_child_text (lexical_cast (_intrinsic_duration)); - a->add_child("EntryPoint")->add_child_text (lexical_cast (_entry_point)); - a->add_child("Duration")->add_child_text (lexical_cast (_duration)); - if (!_key_id.empty ()) { - a->add_child("KeyId")->add_child_text ("urn:uuid:" + _key_id); - } + return make_pair ("", ""); } + pair -ReelAsset::cpl_node_attribute () const +ReelAsset::cpl_node_namespace () const { return make_pair ("", ""); } + + +bool +ReelAsset::asset_equals (shared_ptr other, EqualityOptions opt, NoteHandler note) const +{ + if (_annotation_text != other->_annotation_text) { + string const s = "Reel: annotation texts differ (" + _annotation_text + " vs " + other->_annotation_text + ")\n"; + if (!opt.reel_annotation_texts_can_differ) { + note (NoteType::ERROR, s); + return false; + } else { + note (NoteType::NOTE, s); + } + } + + if (_edit_rate != other->_edit_rate) { + note (NoteType::ERROR, "Reel: edit rates differ"); + return false; + } + + if (_intrinsic_duration != other->_intrinsic_duration) { + note (NoteType::ERROR, String::compose ("Reel: intrinsic durations differ (%1 vs %2)", _intrinsic_duration, other->_intrinsic_duration)); + return false; + } + + if (_entry_point != other->_entry_point) { + note (NoteType::ERROR, "Reel: entry points differ"); + return false; + } + + if (_duration != other->_duration) { + note (NoteType::ERROR, "Reel: durations differ"); + return false; + } + + return true; +} + + +int64_t +ReelAsset::actual_duration () const +{ + if (_duration) { + return *_duration; + } + + return _intrinsic_duration - _entry_point.get_value_or(0); +}