X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Ffilm_viewer.h;h=189b379bf3beeaa68f43a2d343220e307d891ece;hb=b7e546d9685c0a3304faa48e95516915d811ec5c;hp=0a535df9fdda804dd334f9793cc9171fec5d8702;hpb=f58d9e44302151dea9f594acd9fc27a331fa77fb;p=dcpomatic.git diff --git a/src/wx/film_viewer.h b/src/wx/film_viewer.h index 0a535df9f..97da5f591 100644 --- a/src/wx/film_viewer.h +++ b/src/wx/film_viewer.h @@ -1,93 +1,190 @@ /* - Copyright (C) 2012 Carl Hetherington + Copyright (C) 2012-2019 Carl Hetherington - 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 . */ /** @file src/film_viewer.h - * @brief A wx widget to view `thumbnails' of a Film. + * @brief FilmViewer class. */ -#include #include "lib/film.h" +#include "lib/config.h" +#include "lib/player_text.h" +#include "lib/timer.h" +#include +#include class wxToggleButton; class FFmpegPlayer; class Image; class RGBPlusAlphaImage; -class PlayerImage; +class PlayerVideo; +class Player; +class Butler; +class ClosedCaptionsDialog; /** @class FilmViewer - * @brief A wx widget to view a preview of a Film. - * - * The film takes the following path through the viewer: - * - * 1. fetch_next_frame() asks our _player to decode some data. If it does, process_video() - * will be called. - * - * 2. process_video() takes the image from the player (_frame). - * - * 3. fetch_next_frame() calls _panel->Refresh() and _panel->Update() which results in - * paint_panel() being called; this creates frame_bitmap from _frame and blits it to the display. - * - * fetch_current_frame_again() asks the player to re-emit its current frame on the next pass(), and then - * starts from step #1. + * @brief A wx widget to view a Film. */ -class FilmViewer : public wxPanel +class FilmViewer { public: - FilmViewer (boost::shared_ptr, wxWindow *); + FilmViewer (wxWindow *); + ~FilmViewer (); + + /** @return the panel showing the film's video */ + wxPanel* panel () const { + return _panel; + } + + void show_closed_captions (); void set_film (boost::shared_ptr); + boost::shared_ptr film () const { + return _film; + } + + void seek (DCPTime t, bool accurate); + void seek (boost::shared_ptr content, ContentTime p, bool accurate); + void seek_by (DCPTime by, bool accurate); + /** @return our `playhead' position; this may not lie exactly on a frame boundary */ + DCPTime position () const { + return _video_position; + } + 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 reduction); + boost::optional 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_panel (); + } +#endif + + StateTimer const & state_timer () const { + return _state_timer; + } + + int gets () const { + return _gets; + } + + boost::signals2::signal)> ImageChanged; + boost::signals2::signal PositionChanged; + boost::signals2::signal Started; + boost::signals2::signal Stopped; + /** While playing back we reached the end of the film (emitted from GUI thread) */ + boost::signals2::signal Finished; + + boost::signals2::signal PlaybackPermitted; private: void paint_panel (); void panel_sized (wxSizeEvent &); - void slider_moved (); - void play_clicked (); void timer (); - void process_video (boost::shared_ptr, Eyes, DCPTime); void calculate_sizes (); - void check_play_state (); - void fetch_current_frame_again (); - void fetch_next_frame (); - void active_jobs_changed (bool); - void back_clicked (); - void forward_clicked (); - void player_changed (bool); - void set_position_text (DCPTime); + 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); + bool maybe_draw_background_image (wxPaintDC& dc); + + DCPTime time () const; + DCPTime uncorrected_time () const; + Frame average_latency () const; + + void refresh_panel (); + bool quick_refresh (); boost::shared_ptr _film; boost::shared_ptr _player; - wxSizer* _v_sizer; + /** The area that we put our image in */ wxPanel* _panel; - wxSlider* _slider; - wxButton* _back_button; - wxButton* _forward_button; - wxStaticText* _frame_number; - wxStaticText* _timecode; - wxToggleButton* _play_button; wxTimer _timer; + bool _coalesce_player_changes; + std::list _pending_player_changes; + std::pair, DCPTime> _player_video; boost::shared_ptr _frame; - bool _got_frame; + DCPTime _video_position; + Position _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; + boost::shared_ptr _butler; + + std::list _latency_history; + /** Mutex to protect _latency_history */ + mutable boost::mutex _latency_history_mutex; + int _latency_history_count; + + int _dropped; + boost::optional _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 _in_watermark; + int _watermark_x; + int _watermark_y; + bool _background_image; +#endif + + StateTimer _state_timer; + int _gets; + + boost::signals2::scoped_connection _config_changed_connection; };