2 Copyright (C) 2019 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_VIDEO_VIEW_H
22 #define DCPOMATIC_VIDEO_VIEW_H
24 #include "lib/dcpomatic_time.h"
25 #include <boost/shared_ptr.hpp>
26 #include <boost/signals2.hpp>
27 #include <boost/thread.hpp>
37 VideoView (FilmViewer* viewer)
39 #ifdef DCPOMATIC_VARIANT_SWAROOP
40 , _in_watermark (false)
42 , _video_frame_rate (0)
45 virtual ~VideoView () {}
47 virtual void set_image (boost::shared_ptr<const Image> image) = 0;
48 virtual wxWindow* get () const = 0;
49 virtual void update () = 0;
51 /* XXX_b: make pure */
52 virtual void start () {}
53 /* XXX_b: make pure */
54 virtual void stop () {}
58 boost::signals2::signal<void()> Sized;
60 virtual bool display_next_frame (bool) = 0;
62 /* XXX_b: to remove */
63 virtual void display_player_video () {}
65 dcpomatic::DCPTime position () const {
66 boost::mutex::scoped_lock lm (_mutex);
67 return _player_video.second;
70 void set_video_frame_rate (int r) {
71 boost::mutex::scoped_lock lm (_mutex);
72 _video_frame_rate = r;
75 void set_length (dcpomatic::DCPTime len) {
76 boost::mutex::scoped_lock lm (_mutex);
81 /* XXX_b: to remove */
82 friend class FilmViewer;
84 bool get_next_frame (bool non_blocking);
85 int time_until_next_frame () const;
86 dcpomatic::DCPTime one_video_frame () const;
87 int video_frame_rate () const {
88 boost::mutex::scoped_lock lm (_mutex);
89 return _video_frame_rate;
91 dcpomatic::DCPTime length () const {
92 boost::mutex::scoped_lock lm (_mutex);
97 std::pair<boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> _player_video;
99 /** Mutex protecting all the state in VideoView */
100 mutable boost::mutex _mutex;
102 #ifdef DCPOMATIC_VARIANT_SWAROOP
109 int _video_frame_rate;
110 dcpomatic::DCPTime _length;