/*
- Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2019 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
* @brief FilmViewer class.
*/
+#include "video_view.h"
#include "lib/film.h"
#include "lib/config.h"
#include "lib/player_text.h"
+#include "lib/timer.h"
+#include "lib/signaller.h"
#include <RtAudio.h>
#include <wx/wx.h>
/** @class FilmViewer
* @brief A wx widget to view a Film.
*/
-class FilmViewer
+class FilmViewer : public Signaller
{
public:
FilmViewer (wxWindow *);
~FilmViewer ();
- /** @return the panel showing the film's video */
- wxPanel* panel () const {
- return _panel;
+ /** @return the window showing the film's video */
+ wxWindow* panel () const {
+ return _video_view->get();
+ }
+
+ VideoView const * video_view () const {
+ return _video_view;
}
void show_closed_captions ();
return _film;
}
- void seek (DCPTime t, bool accurate);
- void seek (boost::shared_ptr<Content> content, ContentTime p, bool accurate);
- void seek_by (DCPTime by, bool accurate);
+ void seek (dcpomatic::DCPTime t, bool accurate);
+ void seek (boost::shared_ptr<Content> content, dcpomatic::ContentTime p, bool accurate);
+ void seek_by (dcpomatic::DCPTime by, bool accurate);
/** @return our `playhead' position; this may not lie exactly on a frame boundary */
- DCPTime position () const {
- return _video_position;
+ dcpomatic::DCPTime position () const {
+ return _video_view->position();
}
- DCPTime one_video_frame () const;
+ dcpomatic::DCPTime one_video_frame () const;
void start ();
bool stop ();
+ void suspend ();
+ void resume ();
+
bool playing () const {
return _playing;
}
boost::optional<int> dcp_decode_reduction () const;
void set_outline_content (bool o);
void set_eyes (Eyes e);
+ void set_pad_black (bool p);
void slow_refresh ();
int audio_callback (void* out, unsigned int frames);
+#ifdef DCPOMATIC_VARIANT_SWAROOP
+ void set_background_image (bool b) {
+ _background_image = b;
+ refresh_view ();
+ }
+
+ bool background_image () const {
+ return _background_image;
+ }
+#endif
+
+ StateTimer const & state_timer () const {
+ return _state_timer;
+ }
+
+ StateTimer& state_timer () {
+ return _state_timer;
+ }
+
+ int gets () const {
+ return _gets;
+ }
+
+ /* Some accessors and utility methods that VideoView classes need */
+ dcp::Size out_size () const {
+ return _out_size;
+ }
+ dcp::Size inter_size () const {
+ return _inter_size;
+ }
+ Position<int> inter_position () const {
+ return _inter_position;
+ }
+ bool outline_content () const {
+ return _outline_content;
+ }
+ bool pad_black () const {
+ return _pad_black;
+ }
+ boost::shared_ptr<Butler> butler () const {
+ return _butler;
+ }
+
boost::signals2::signal<void (boost::weak_ptr<PlayerVideo>)> ImageChanged;
- boost::signals2::signal<void ()> PositionChanged;
- boost::signals2::signal<void ()> Started;
- boost::signals2::signal<void ()> Stopped;
- boost::signals2::signal<void ()> FilmChanged;
+ boost::signals2::signal<void (dcpomatic::DCPTime)> Started;
+ boost::signals2::signal<void (dcpomatic::DCPTime)> Stopped;
+ /** While playing back we reached the end of the film (emitted from GUI thread) */
+ boost::signals2::signal<void ()> Finished;
+ void emit_finished ();
+
+ boost::signals2::signal<bool ()> PlaybackPermitted;
private:
- void paint_panel ();
- void panel_sized (wxSizeEvent &);
- void timer ();
+
+ /* XXX_b: to remove */
+ friend class SimpleVideoView;
+ friend class GLVideoView;
+ friend class VideoView;
+
+ void video_view_sized ();
void calculate_sizes ();
- void check_play_state ();
void player_change (ChangeType type, int, bool);
- void get ();
- void display_player_video ();
+ void idle_handler ();
+ void request_idle_display_next_frame ();
void film_change (ChangeType, Film::Property);
- void timecode_clicked ();
void recreate_butler ();
void config_changed (Config::Property);
- DCPTime time () const;
- DCPTime uncorrected_time () const;
+
+ dcpomatic::DCPTime time () const;
+ boost::optional<dcpomatic::DCPTime> audio_time () const;
+ dcpomatic::DCPTime uncorrected_time () const;
Frame average_latency () const;
- void refresh_panel ();
+
+ void refresh_view ();
bool quick_refresh ();
boost::shared_ptr<Film> _film;
boost::shared_ptr<Player> _player;
- /** The area that we put our image in */
- wxPanel* _panel;
- wxTimer _timer;
+ VideoView* _video_view;
bool _coalesce_player_changes;
std::list<int> _pending_player_changes;
- std::pair<boost::shared_ptr<PlayerVideo>, DCPTime> _player_video;
- boost::shared_ptr<const Image> _frame;
- DCPTime _video_position;
Position<int> _inter_position;
dcp::Size _inter_size;
/** Size of our output (including padding if we have any) */
dcp::Size _out_size;
- /** Size of the panel that we have available */
- dcp::Size _panel_size;
RtAudio _audio;
int _audio_channels;
unsigned int _audio_block_size;
bool _playing;
+ int _suspended;
boost::shared_ptr<Butler> _butler;
std::list<Frame> _latency_history;
bool _outline_content;
Eyes _eyes;
+ /** true to pad the viewer panel with black, false to use
+ the normal window background colour.
+ */
+ bool _pad_black;
+
+#ifdef DCPOMATIC_VARIANT_SWAROOP
+ bool _background_image;
+#endif
+
+ StateTimer _state_timer;
+ int _gets;
+
+ /** true if an get() is required next time we are idle */
+ bool _idle_get;
boost::signals2::scoped_connection _config_changed_connection;
};