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/*
Copyright (C) 2020-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic 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.
DCP-o-matic 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "atmos_content.h"
#include <dcp/raw_convert.h>
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#include <libxml++/libxml++.h>
LIBDCP_ENABLE_WARNINGS
using std::make_shared;
using std::string;
using std::shared_ptr;
int const AtmosContentProperty::EDIT_RATE = 700;
AtmosContent::AtmosContent (Content* parent)
: ContentPart (parent)
, _length (0)
{
}
AtmosContent::AtmosContent (Content* parent, cxml::ConstNodePtr node)
: ContentPart (parent)
{
_length = node->number_child<Frame>("AtmosLength");
_edit_rate = dcp::Fraction (node->string_child("AtmosEditRate"));
}
shared_ptr<AtmosContent>
AtmosContent::from_xml (Content* parent, cxml::ConstNodePtr node)
{
if (!node->optional_node_child("AtmosLength")) {
return {};
}
return make_shared<AtmosContent>(parent, node);
}
void
AtmosContent::as_xml (xmlpp::Node* node) const
{
node->add_child("AtmosLength")->add_child_text(dcp::raw_convert<string>(_length));
node->add_child("AtmosEditRate")->add_child_text(_edit_rate.as_string());
}
void
AtmosContent::set_length (Frame len)
{
maybe_set (_length, len, ContentProperty::LENGTH);
}
void
AtmosContent::set_edit_rate (dcp::Fraction rate)
{
maybe_set (_edit_rate, rate, AtmosContentProperty::EDIT_RATE);
}
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