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/*
Copyright (C) 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.
*/
#ifndef DCPOMATIC_VIDEO_CONTENT_H
#define DCPOMATIC_VIDEO_CONTENT_H
#include "content.h"
#include "colour_conversion.h"
class VideoExaminer;
class Ratio;
class VideoContentProperty
{
public:
static int const VIDEO_SIZE;
static int const VIDEO_FRAME_RATE;
static int const VIDEO_FRAME_TYPE;
static int const VIDEO_CROP;
static int const VIDEO_RATIO;
static int const COLOUR_CONVERSION;
};
class VideoContent : public virtual Content
{
public:
typedef int Frame;
VideoContent (boost::shared_ptr<const Film>);
VideoContent (boost::shared_ptr<const Film>, DCPTime, VideoContent::Frame);
VideoContent (boost::shared_ptr<const Film>, boost::filesystem::path);
VideoContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
VideoContent (boost::shared_ptr<const Film>, std::vector<boost::shared_ptr<Content> >);
void as_xml (xmlpp::Node *) const;
std::string technical_summary () const;
virtual std::string information () const;
virtual std::string identifier () const;
VideoContent::Frame video_length () const {
boost::mutex::scoped_lock lm (_mutex);
return _video_length;
}
libdcp::Size video_size () const {
boost::mutex::scoped_lock lm (_mutex);
return _video_size;
}
float video_frame_rate () const {
boost::mutex::scoped_lock lm (_mutex);
return _video_frame_rate;
}
void set_video_frame_type (VideoFrameType);
void set_left_crop (int);
void set_right_crop (int);
void set_top_crop (int);
void set_bottom_crop (int);
void set_colour_conversion (ColourConversion);
VideoFrameType video_frame_type () const {
boost::mutex::scoped_lock lm (_mutex);
return _video_frame_type;
}
Crop crop () const {
boost::mutex::scoped_lock lm (_mutex);
return _crop;
}
int left_crop () const {
boost::mutex::scoped_lock lm (_mutex);
return _crop.left;
}
int right_crop () const {
boost::mutex::scoped_lock lm (_mutex);
return _crop.right;
}
int top_crop () const {
boost::mutex::scoped_lock lm (_mutex);
return _crop.top;
}
int bottom_crop () const {
boost::mutex::scoped_lock lm (_mutex);
return _crop.bottom;
}
void set_ratio (Ratio const *);
/** @return ratio to scale to, or 0 if the content's own ratio should be preserved. */
Ratio const * ratio () const {
boost::mutex::scoped_lock lm (_mutex);
return _ratio;
}
ColourConversion colour_conversion () const {
boost::mutex::scoped_lock lm (_mutex);
return _colour_conversion;
}
libdcp::Size video_size_after_3d_split () const;
libdcp::Size video_size_after_crop () const;
VideoContent::Frame time_to_content_video_frames (DCPTime) const;
protected:
void take_from_video_examiner (boost::shared_ptr<VideoExaminer>);
VideoContent::Frame _video_length;
private:
friend class ffmpeg_pts_offset_test;
friend class best_dcp_frame_rate_test_single;
friend class best_dcp_frame_rate_test_double;
friend class audio_sampling_rate_test;
void setup_default_colour_conversion ();
libdcp::Size _video_size;
float _video_frame_rate;
VideoFrameType _video_frame_type;
Crop _crop;
Ratio const * _ratio;
ColourConversion _colour_conversion;
};
#endif
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