+/*
+ Copyright (C) 2013-2014 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.
+
+*/
+
+#ifndef DCPOMATIC_VIDEO_CONTENT_H
+#define DCPOMATIC_VIDEO_CONTENT_H
+
#include "content.h"
+#include "colour_conversion.h"
+#include "video_content_scale.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_SCALE;
+ static int const COLOUR_CONVERSION;
+ static int const VIDEO_FADE_IN;
+ static int const VIDEO_FADE_OUT;
+};
class VideoContent : public virtual Content
{
public:
+ VideoContent (boost::shared_ptr<const Film>);
+ VideoContent (boost::shared_ptr<const Film>, DCPTime, ContentTime);
+ VideoContent (boost::shared_ptr<const Film>, boost::filesystem::path);
+ VideoContent (boost::shared_ptr<const Film>, cxml::ConstNodePtr, int);
+ 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 identifier () const;
+
+ virtual void set_default_colour_conversion ();
+
+ ContentTime video_length () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _video_length;
+ }
+
+ ContentTime video_length_after_3d_combine () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ if (_video_frame_type == VIDEO_FRAME_TYPE_3D_ALTERNATE) {
+ return ContentTime (_video_length.get() / 2);
+ }
+
+ return _video_length;
+ }
+
+ dcp::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_video_frame_rate (float);
+
+ void set_left_crop (int);
+ void set_right_crop (int);
+ void set_top_crop (int);
+ void set_bottom_crop (int);
+
+ void set_scale (VideoContentScale);
+ void unset_colour_conversion (bool signal = true);
+ void set_colour_conversion (ColourConversion);
+
+ void set_fade_in (ContentTime);
+ void set_fade_out (ContentTime);
+ 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;
+ }
+
+ /** @return Description of how to scale this content (if indeed it should be scaled) */
+ VideoContentScale scale () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _scale;
+ }
+
+ boost::optional<ColourConversion> colour_conversion () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _colour_conversion;
+ }
+
+ boost::optional<float> sample_aspect_ratio () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _sample_aspect_ratio;
+ }
+
+ ContentTime fade_in () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _fade_in;
+ }
+
+ ContentTime fade_out () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _fade_out;
+ }
+
+ dcp::Size video_size_after_3d_split () const;
+ dcp::Size video_size_after_crop () const;
+
+ ContentTime dcp_time_to_content_time (DCPTime) const;
+
+ boost::optional<float> fade (Frame) const;
+
+ void scale_and_crop_to_fit_width ();
+ void scale_and_crop_to_fit_height ();
+
+ std::string processing_description () const;
+
+protected:
+ void take_from_video_examiner (boost::shared_ptr<VideoExaminer>);
+
+ ContentTime _video_length;
+ float _video_frame_rate;
+ boost::optional<ColourConversion> _colour_conversion;
+
+private:
+ friend struct ffmpeg_pts_offset_test;
+ friend struct best_dcp_frame_rate_test_single;
+ friend struct best_dcp_frame_rate_test_double;
+ friend struct audio_sampling_rate_test;
+
+ void setup_default_colour_conversion ();
+
+ dcp::Size _video_size;
+ VideoFrameType _video_frame_type;
+ Crop _crop;
+ VideoContentScale _scale;
+ /** Sample aspect ratio obtained from the content file's header,
+ if there is one.
+ */
+ boost::optional<float> _sample_aspect_ratio;
+ ContentTime _fade_in;
+ ContentTime _fade_out;
};
+
+#endif