/*
- Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2019 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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,
+ DCP-o-matic 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.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file src/film_viewer.h
- * @brief A wx widget to view `thumbnails' of a Film.
+ * @brief FilmViewer class.
*/
-#include <wx/wx.h>
+#include "video_view.h"
#include "lib/film.h"
+#include "lib/config.h"
+#include "lib/player_text.h"
+#include "lib/timer.h"
+#include <RtAudio.h>
+#include <wx/wx.h>
class wxToggleButton;
class FFmpegPlayer;
class Image;
class RGBPlusAlphaImage;
class PlayerVideo;
+class Player;
+class Butler;
+class ClosedCaptionsDialog;
/** @class FilmViewer
- * @brief A wx widget to view a preview of a Film.
+ * @brief A wx widget to view a Film.
*/
-class FilmViewer : public wxPanel
+class FilmViewer
{
public:
FilmViewer (wxWindow *);
+ ~FilmViewer ();
+
+ /** @return the window showing the film's video */
+ wxWindow* panel () const {
+ return _video_view->get();
+ }
+
+ void show_closed_captions ();
void set_film (boost::shared_ptr<Film>);
+ boost::shared_ptr<Film> film () const {
+ return _film;
+ }
+
+ 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 */
+ dcpomatic::DCPTime position () const {
+ return _video_position;
+ }
+ dcpomatic::DCPTime one_video_frame () const;
+
+ void start ();
+ bool stop ();
+ bool playing () const {
+ return _playing;
+ }
+
+ void set_coalesce_player_changes (bool c);
+ void set_dcp_decode_reduction (boost::optional<int> reduction);
+ 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 dropped () const {
+ return _dropped;
+ }
+
+ 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 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;
+ }
+ dcpomatic::DCPTime video_position () const {
+ return _video_position;
+ }
+
+ boost::signals2::signal<void (boost::weak_ptr<PlayerVideo>)> ImageChanged;
+ boost::signals2::signal<void ()> PositionChanged;
+ 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;
+
+ boost::signals2::signal<bool ()> PlaybackPermitted;
private:
- void paint_panel ();
- void panel_sized (wxSizeEvent &);
- void slider_moved ();
- void play_clicked ();
+ void video_view_sized ();
void timer ();
void calculate_sizes ();
- void check_play_state ();
- void active_jobs_changed (bool);
- void back_clicked ();
- void forward_clicked ();
- void player_changed (bool);
- void set_position_text ();
- void get (DCPTime, bool);
- void refresh_panel ();
- void setup_sensitivity ();
- void film_changed (Film::Property);
+ void player_change (ChangeType type, int, bool);
+ void get ();
+ void display_player_video ();
+ void film_change (ChangeType, Film::Property);
+ void recreate_butler ();
+ void config_changed (Config::Property);
+
+ dcpomatic::DCPTime time () const;
+ dcpomatic::DCPTime uncorrected_time () const;
+ Frame average_latency () const;
+
+ void refresh_view ();
+ bool quick_refresh ();
boost::shared_ptr<Film> _film;
boost::shared_ptr<Player> _player;
- wxSizer* _v_sizer;
- wxPanel* _panel;
- wxCheckBox* _outline_content;
- wxSlider* _slider;
- wxButton* _back_button;
- wxButton* _forward_button;
- wxStaticText* _frame_number;
- wxStaticText* _timecode;
- wxToggleButton* _play_button;
+ VideoView* _video_view;
wxTimer _timer;
+ bool _coalesce_player_changes;
+ std::list<int> _pending_player_changes;
- boost::shared_ptr<const Image> _frame;
- DCPTime _position;
+ std::pair<boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> _player_video;
+ dcpomatic::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;
- /** true if the last call to ::get() was specified to be accurate;
- * this is used so that when re-fetching the current frame we
- * can get the same one that we got last time.
- */
- bool _last_get_accurate;
-
- boost::signals2::scoped_connection _film_connection;
- boost::signals2::scoped_connection _player_connection;
+
+ RtAudio _audio;
+ int _audio_channels;
+ unsigned int _audio_block_size;
+ bool _playing;
+ boost::shared_ptr<Butler> _butler;
+
+ std::list<Frame> _latency_history;
+ /** Mutex to protect _latency_history */
+ mutable boost::mutex _latency_history_mutex;
+ int _latency_history_count;
+
+ int _dropped;
+ boost::optional<int> _dcp_decode_reduction;
+
+ ClosedCaptionsDialog* _closed_captions_dialog;
+
+ 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;
+
+ boost::signals2::scoped_connection _config_changed_connection;
};