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/*
Copyright (C) 2014-2015 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.
*/
/** @file src/reel_picture_asset.h
* @brief ReelPictureAsset class.
*/
#ifndef LIBDCP_REEL_PICTURE_ASSET_H
#define LIBDCP_REEL_PICTURE_ASSET_H
#include "reel_mxf.h"
#include "reel_asset.h"
#include "picture_asset.h"
namespace dcp {
namespace dc {
/** @class ReelPictureAsset
* @brief Part of a Reel's description which refers to a picture asset.
*/
class ReelPictureAsset : public ReelAsset, public ReelMXF
{
public:
ReelPictureAsset ();
ReelPictureAsset (boost::shared_ptr<PictureAsset> asset, int64_t entry_point);
ReelPictureAsset (boost::shared_ptr<const cxml::Node>);
virtual void write_to_cpl (xmlpp::Node* node, Standard standard) const;
virtual bool equals (boost::shared_ptr<const ReelAsset>, EqualityOptions, NoteHandler) const;
/** @return the PictureAsset that this object refers to */
boost::shared_ptr<const PictureAsset> asset () const {
return boost::dynamic_pointer_cast<const PictureAsset> (_asset_ref.asset ());
}
/** @return the PictureAsset that this object refers to */
boost::shared_ptr<PictureAsset> asset () {
return boost::dynamic_pointer_cast<PictureAsset> (_asset_ref.asset ());
}
/** @return picture frame rate */
Fraction frame_rate () const {
return _frame_rate;
}
/** Set the ScreenAspectRatio of this asset.
* @param a New aspect ratio.
*/
void set_screen_aspect_ratio (Fraction a) {
_screen_aspect_ratio = a;
}
Fraction screen_aspect_ratio () const {
return _screen_aspect_ratio;
}
private:
std::string key_type () const;
Fraction _frame_rate;
Fraction _screen_aspect_ratio;
};
}
}
#endif
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