2 Copyright (C) 2013-2020 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef DCPOMATIC_PLAYER_VIDEO_H
22 #define DCPOMATIC_PLAYER_VIDEO_H
26 #include "dcpomatic_time.h"
27 #include "colour_conversion.h"
28 #include "position_image.h"
30 #include <libavutil/pixfmt.h>
32 #include <boost/shared_ptr.hpp>
33 #include <boost/weak_ptr.hpp>
34 #include <boost/thread/mutex.hpp>
35 #include <boost/noncopyable.hpp>
45 /** Everything needed to describe a video frame coming out of the player, but with the
46 * bits still their raw form. We may want to combine the bits on a remote machine,
47 * or maybe not even bother to combine them at all.
49 class PlayerVideo : public boost::noncopyable
53 boost::shared_ptr<const ImageProxy>,
55 boost::optional<double>,
60 boost::optional<ColourConversion>,
61 VideoRange video_range,
62 boost::weak_ptr<Content>,
63 boost::optional<Frame>,
67 PlayerVideo (boost::shared_ptr<cxml::Node>, boost::shared_ptr<Socket>);
69 boost::shared_ptr<PlayerVideo> shallow_copy () const;
71 void set_text (PositionImage);
73 void prepare (boost::function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast);
74 boost::shared_ptr<dcpomatic::Image> image (boost::function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast) const;
76 static AVPixelFormat force (AVPixelFormat, AVPixelFormat);
77 static AVPixelFormat keep_xyz_or_rgb (AVPixelFormat);
79 void add_metadata (xmlpp::Node* node) const;
80 void write_to_socket (boost::shared_ptr<Socket> socket) const;
82 bool reset_metadata (boost::shared_ptr<const Film> film, dcp::Size video_container_size, dcp::Size film_frame_size);
84 bool has_j2k () const;
85 /* XXX: who's using this?! */
86 dcp::Data j2k () const;
92 void set_eyes (Eyes e) {
96 boost::optional<ColourConversion> colour_conversion () const {
97 return _colour_conversion;
100 /** @return Position of the content within the overall image once it has been scaled up */
101 Position<int> inter_position () const;
103 /** @return Size of the content within the overall image once it has been scaled up */
104 dcp::Size inter_size () const {
108 bool same (boost::shared_ptr<const PlayerVideo> other) const;
110 size_t memory_used () const;
112 boost::weak_ptr<Content> content () const {
116 bool error () const {
120 boost::shared_ptr<const ImageProxy> image_proxy () const {
125 void make_image (boost::function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast) const;
127 boost::shared_ptr<const ImageProxy> _in;
129 boost::optional<double> _fade;
130 dcp::Size _inter_size;
134 boost::optional<ColourConversion> _colour_conversion;
135 VideoRange _video_range;
136 boost::optional<PositionImage> _text;
137 /** Content that we came from. This is so that reset_metadata() can work, and also
138 * for variant:swaroop's non-skippable ads.
140 boost::weak_ptr<Content> _content;
141 /** Video frame that we came from. Again, this is for reset_metadata() */
142 boost::optional<Frame> _video_frame;
144 mutable boost::mutex _mutex;
145 mutable boost::shared_ptr<dcpomatic::Image> _image;
146 /** _crop that was used to make _image */
147 mutable Crop _image_crop;
148 /** _inter_size that was used to make _image */
149 mutable dcp::Size _image_inter_size;
150 /** _out_size that was used to make _image */
151 mutable dcp::Size _image_out_size;
152 /** _fade that was used to make _image */
153 mutable boost::optional<double> _image_fade;
154 /** true if there was an error when decoding our image */