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/*
Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
This program 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,
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.
*/
#include "reel_asset.h"
#include "content.h"
#include "compose.hpp"
#include <libcxml/cxml.h>
using std::pair;
using std::string;
using std::make_pair;
using boost::shared_ptr;
using boost::lexical_cast;
using namespace dcp;
ReelAsset::ReelAsset ()
: Object (make_uuid ())
, _content (_id)
, _edit_rate (Fraction (24, 1))
, _intrinsic_duration (0)
, _entry_point (0)
, _duration (0)
{
}
ReelAsset::ReelAsset (shared_ptr<Content> content, int64_t entry_point)
: Object (content->id ())
, _content (content)
, _edit_rate (content->edit_rate ())
, _intrinsic_duration (content->intrinsic_duration ())
, _entry_point (entry_point)
, _duration (_intrinsic_duration - _entry_point)
, _hash (make_digest (content->file (), 0))
{
}
ReelAsset::ReelAsset (shared_ptr<const cxml::Node> node)
: Object (node->string_child ("Id"))
, _content (_id)
, _annotation_text (node->optional_string_child ("AnnotationText").get_value_or (""))
, _edit_rate (Fraction (node->string_child ("EditRate")))
, _intrinsic_duration (node->number_child<int64_t> ("IntrinsicDuration"))
, _entry_point (node->number_child<int64_t> ("EntryPoint"))
, _duration (node->number_child<int64_t> ("Duration"))
, _hash (node->string_child ("Hash"))
, _key_id (node->optional_string_child ("KeyId").get_value_or (""))
{
if (_id.length() > 9) {
_id = _id.substr (9);
_content.set_id (_id);
}
if (_key_id.length() > 9) {
_key_id = _key_id.substr (9);
}
node->done ();
}
void
ReelAsset::write_to_cpl (xmlpp::Node* node, Standard) const
{
pair<string, string> 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<string> (_intrinsic_duration));
a->add_child("EntryPoint")->add_child_text (lexical_cast<string> (_entry_point));
a->add_child("Duration")->add_child_text (lexical_cast<string> (_duration));
if (!_key_id.empty ()) {
a->add_child("KeyId")->add_child_text ("urn:uuid:" + _key_id);
}
}
pair<string, string>
ReelAsset::cpl_node_attribute () const
{
return make_pair ("", "");
}
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