/*
    Copyright (C) 2012-2013 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 "picture_asset_instance.h"

using namespace libdcp;

void
PictureAssetInstance::write_to_cpl (xmlpp::Element* node, bool interop) const
{
	AssetInstance::write_to_cpl (node, interop);
	
	xmlpp::Node::NodeList c = node->get_children ();
	xmlpp::Node::NodeList::iterator i = c.begin();
	while (i != c.end() && (*i)->get_name() != cpl_node_name ()) {
		++i;
	}

	assert (i != c.end ());

	(*i)->add_child ("FrameRate")->add_child_text (lexical_cast<string> (_edit_rate * edit_rate_factor ()) + " 1");
	if (interop) {
		(*i)->add_child ("ScreenAspectRatio")->add_child_text (lexical_cast<string> (float (_size.width) / _size.height));
	} else {
		(*i)->add_child ("ScreenAspectRatio")->add_child_text (lexical_cast<string> (_size.width) + " " + lexical_cast<string> (_size.height));
	}
}