Fix dying butler on changing CPL from one without to one with
[dcpomatic.git] / src / tools / dcpomatic_player.cc
1 /*
2     Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
3
4     This file is part of DCP-o-matic.
5
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.
10
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.
15
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/>.
18
19 */
20
21 #include "wx/wx_signal_manager.h"
22 #include "wx/wx_util.h"
23 #include "wx/about_dialog.h"
24 #include "wx/report_problem_dialog.h"
25 #include "wx/film_viewer.h"
26 #include "wx/player_information.h"
27 #include "wx/update_dialog.h"
28 #include "wx/player_config_dialog.h"
29 #include "wx/verify_dcp_dialog.h"
30 #include "wx/standard_controls.h"
31 #include "wx/swaroop_controls.h"
32 #include "lib/cross.h"
33 #include "lib/config.h"
34 #include "lib/util.h"
35 #include "lib/internet.h"
36 #include "lib/update_checker.h"
37 #include "lib/compose.hpp"
38 #include "lib/dcp_content.h"
39 #include "lib/job_manager.h"
40 #include "lib/job.h"
41 #include "lib/film.h"
42 #include "lib/null_log.h"
43 #include "lib/video_content.h"
44 #include "lib/text_content.h"
45 #include "lib/ratio.h"
46 #include "lib/verify_dcp_job.h"
47 #include "lib/dcp_examiner.h"
48 #include "lib/examine_content_job.h"
49 #include "lib/server.h"
50 #include "lib/dcpomatic_socket.h"
51 #include "lib/scoped_temporary.h"
52 #include "lib/monitor_checker.h"
53 #include "lib/lock_file_checker.h"
54 #include "lib/ffmpeg_content.h"
55 #include "lib/dcpomatic_log.h"
56 #include "lib/file_log.h"
57 #include <dcp/dcp.h>
58 #include <dcp/raw_convert.h>
59 #include <dcp/exceptions.h>
60 #include <wx/wx.h>
61 #include <wx/stdpaths.h>
62 #include <wx/splash.h>
63 #include <wx/cmdline.h>
64 #include <wx/preferences.h>
65 #include <wx/progdlg.h>
66 #include <wx/display.h>
67 #ifdef __WXOSX__
68 #include <ApplicationServices/ApplicationServices.h>
69 #endif
70 #include <boost/bind.hpp>
71 #include <iostream>
72
73 #ifdef check
74 #undef check
75 #endif
76
77 #define MAX_CPLS 32
78
79 using std::string;
80 using std::cout;
81 using std::list;
82 using std::exception;
83 using std::vector;
84 using boost::shared_ptr;
85 using boost::weak_ptr;
86 using boost::scoped_array;
87 using boost::optional;
88 using boost::dynamic_pointer_cast;
89 using boost::thread;
90 using boost::bind;
91
92 enum {
93         ID_file_open = 1,
94         ID_file_add_ov,
95         ID_file_add_kdm,
96         ID_file_history,
97         /* Allow spare IDs after _history for the recent files list */
98         ID_file_close = 100,
99         ID_view_cpl,
100         /* Allow spare IDs for CPLs */
101         ID_view_full_screen = 200,
102         ID_view_dual_screen,
103         ID_view_closed_captions,
104         ID_view_scale_appropriate,
105         ID_view_scale_full,
106         ID_view_scale_half,
107         ID_view_scale_quarter,
108         ID_help_report_a_problem,
109         ID_tools_verify,
110         ID_tools_check_for_updates,
111         /* IDs for shortcuts (with no associated menu item) */
112         ID_start_stop,
113         ID_back_frame,
114         ID_forward_frame
115 };
116
117 class DOMFrame : public wxFrame
118 {
119 public:
120         DOMFrame ()
121                 : wxFrame (0, -1, _("DCP-o-matic Player"))
122                 , _dual_screen (0)
123                 , _update_news_requested (false)
124                 , _info (0)
125                 , _mode (Config::instance()->player_mode())
126                 , _config_dialog (0)
127                 , _file_menu (0)
128                 , _history_items (0)
129                 , _history_position (0)
130                 , _history_separator (0)
131                 , _view_full_screen (0)
132                 , _view_dual_screen (0)
133         {
134                 dcpomatic_log.reset (new NullLog());
135
136 #if defined(DCPOMATIC_WINDOWS)
137                 maybe_open_console ();
138                 cout << "DCP-o-matic Player is starting." << "\n";
139 #endif
140
141                 wxMenuBar* bar = new wxMenuBar;
142                 setup_menu (bar);
143                 set_menu_sensitivity ();
144                 SetMenuBar (bar);
145
146 #ifdef DCPOMATIC_WINDOWS
147                 SetIcon (wxIcon (std_to_wx ("id")));
148 #endif
149
150                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
151                 update_from_config (Config::PLAYER_DEBUG_LOG);
152
153                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
154                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
155                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
156                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
157                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
158                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
159                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
160                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
161                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
163                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
164                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
165                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
166                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
167                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
168                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
169                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
170                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
171
172                 /* Use a panel as the only child of the Frame so that we avoid
173                    the dark-grey background on Windows.
174                 */
175                 _overall_panel = new wxPanel (this, wxID_ANY);
176
177                 _viewer.reset (new FilmViewer (_overall_panel));
178 #ifdef DCPOMATIC_VARIANT_SWAROOP
179                 SwaroopControls* sc = new SwaroopControls (_overall_panel, _viewer);
180                 _controls = sc;
181                 sc->ResetFilm.connect (bind(&DOMFrame::reset_film_weak, this, _1));
182 #else
183                 _controls = new StandardControls (_overall_panel, _viewer, false);
184 #endif
185                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
186                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
187                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
188                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
189                 _info = new PlayerInformation (_overall_panel, _viewer);
190                 setup_main_sizer (Config::instance()->player_mode());
191 #ifdef __WXOSX__
192                 int accelerators = 4;
193 #else
194                 int accelerators = 3;
195 #endif
196
197                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
198                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
199                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
200                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
201 #ifdef __WXOSX__
202                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
203 #endif
204                 wxAcceleratorTable accel_table (accelerators, accel);
205                 SetAcceleratorTable (accel_table);
206                 delete[] accel;
207
208                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
209                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
210                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
211
212                 reset_film ();
213
214                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
215 #ifdef DCPOMATIC_VARIANT_SWAROOP
216                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
217                 MonitorChecker::instance()->run ();
218                 LockFileChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::lock_checker_state_changed, this));
219                 LockFileChecker::instance()->run ();
220 #endif
221                 setup_screen ();
222
223 #ifdef DCPOMATIC_VARIANT_SWAROOP
224                 sc->check_restart ();
225 #endif
226         }
227
228 #ifdef DCPOMATIC_VARIANT_SWAROOP
229         void monitor_checker_state_changed ()
230         {
231                 if (!MonitorChecker::instance()->ok()) {
232                         _viewer->stop ();
233                         error_dialog (this, _("The required display devices are not connected correctly."));
234                 }
235         }
236
237         void lock_checker_state_changed ()
238         {
239                 if (!LockFileChecker::instance()->ok()) {
240                         _viewer->stop ();
241                         error_dialog (this, _("The lock file is not present."));
242                 }
243         }
244 #endif
245
246         void setup_main_sizer (Config::PlayerMode mode)
247         {
248                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
249                 if (mode != Config::PLAYER_MODE_DUAL) {
250                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
251                 }
252                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
253                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
254                 _overall_panel->SetSizer (main_sizer);
255                 _overall_panel->Layout ();
256         }
257
258         bool playback_permitted ()
259         {
260 #ifdef DCPOMATIC_VARIANT_SWAROOP
261                 if (!MonitorChecker::instance()->ok()) {
262                         error_dialog (this, _("The required display devices are not connected correctly."));
263                         return false;
264                 }
265                 if (!LockFileChecker::instance()->ok()) {
266                         error_dialog (this, _("The lock file is not present."));
267                         return false;
268                 }
269 #endif
270                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
271                         return true;
272                 }
273
274                 bool ok = true;
275                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
276                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
277                         if (d && !d->kdm_timing_window_valid()) {
278                                 ok = false;
279                         }
280                 }
281
282                 if (!ok) {
283                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
284                 }
285
286                 return ok;
287         }
288
289         void playback_started (DCPTime time)
290         {
291                 /* XXX: this only logs the first piece of content; probably should be each piece? */
292                 if (_film->content().empty()) {
293                         return;
294                 }
295
296                 shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(_film->content().front());
297                 if (dcp) {
298                         DCPExaminer ex (dcp);
299                         shared_ptr<dcp::CPL> playing_cpl;
300                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
301                                 if (!dcp->cpl() || i->id() == *dcp->cpl()) {
302                                         playing_cpl = i;
303                                 }
304                         }
305                         DCPOMATIC_ASSERT (playing_cpl);
306
307                         _controls->log (
308                                 wxString::Format(
309                                         "playback-started %s %s %s",
310                                         time.timecode(_film->video_frame_rate()).c_str(),
311                                         dcp->directories().front().string().c_str(),
312                                         playing_cpl->annotation_text().c_str()
313                                         )
314                                 );
315                 }
316
317                 shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent>(_film->content().front());
318                 if (ffmpeg) {
319                         _controls->log (
320                                 wxString::Format(
321                                         "playback-started %s %s",
322                                         time.timecode(_film->video_frame_rate()).c_str(),
323                                         ffmpeg->path(0).string().c_str()
324                                         )
325                                 );
326                 }
327         }
328
329         void playback_stopped (DCPTime time)
330         {
331 #ifdef DCPOMATIC_VARIANT_SWAROOP
332                 try {
333                         boost::filesystem::remove (Config::path("position"));
334                 } catch (...) {
335                         /* Never mind */
336                 }
337 #endif
338
339                 _controls->log (wxString::Format("playback-stopped %s", time.timecode(_film->video_frame_rate()).c_str()));
340         }
341
342         void set_decode_reduction (optional<int> reduction)
343         {
344                 _viewer->set_dcp_decode_reduction (reduction);
345                 _info->triggered_update ();
346                 Config::instance()->set_decode_reduction (reduction);
347         }
348
349         void load_dcp (boost::filesystem::path dir)
350         {
351                 DCPOMATIC_ASSERT (_film);
352
353                 reset_film ();
354                 try {
355                         shared_ptr<DCPContent> dcp (new DCPContent(dir));
356                         _film->examine_and_add_content (dcp, true);
357                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
358                         if (!ok || !report_errors_from_last_job(this)) {
359                                 return;
360                         }
361 #ifndef DCPOMATIC_VARIANT_SWAROOP
362                         Config::instance()->add_to_player_history (dir);
363 #endif
364                 } catch (dcp::DCPReadError& e) {
365                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
366                 }
367         }
368
369         void reset_film_weak (weak_ptr<Film> weak_film)
370         {
371                 shared_ptr<Film> film = weak_film.lock ();
372                 if (film) {
373                         reset_film (film);
374                 }
375         }
376
377         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
378         {
379                 _film = film;
380                 _film->set_audio_channels (MAX_DCP_AUDIO_CHANNELS);
381                 _viewer->set_film (_film);
382                 _controls->set_film (_film);
383                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
384                 _info->triggered_update ();
385         }
386
387         void film_changed (ChangeType type, Film::Property property)
388         {
389                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
390                         return;
391                 }
392
393                 if (_viewer->playing ()) {
394                         _viewer->stop ();
395                 }
396
397                 /* Start off as Flat */
398                 _film->set_container (Ratio::from_id("185"));
399
400                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
401                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
402
403                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
404                                 j->set_use (true);
405                         }
406
407                         if (i->video) {
408                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
409                                 if (r->id() == "239") {
410                                         /* Any scope content means we use scope */
411                                         _film->set_container(r);
412                                 }
413                         }
414
415                         /* Any 3D content means we use 3D mode */
416                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
417                                 _film->set_three_d (true);
418                         }
419                 }
420
421                 _viewer->seek (DCPTime(), true);
422                 _info->triggered_update ();
423
424                 set_menu_sensitivity ();
425
426                 wxMenuItemList old = _cpl_menu->GetMenuItems();
427                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
428                         _cpl_menu->Remove (*i);
429                 }
430
431                 if (_film->content().size() == 1) {
432                         /* Offer a CPL menu */
433                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
434                         if (first) {
435                                 DCPExaminer ex (first);
436                                 int id = ID_view_cpl;
437                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
438                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
439                                                 id,
440                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
441                                                 );
442                                         j->Check(!first->cpl() || i->id() == *first->cpl());
443                                         ++id;
444                                 }
445                         }
446                 }
447         }
448
449 private:
450
451         void setup_menu (wxMenuBar* m)
452         {
453                 _file_menu = new wxMenu;
454                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
455                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
456                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
457
458                 _history_position = _file_menu->GetMenuItems().GetCount();
459
460                 _file_menu->AppendSeparator ();
461                 _file_menu->Append (ID_file_close, _("&Close"));
462                 _file_menu->AppendSeparator ();
463
464 #ifdef __WXOSX__
465                 _file_menu->Append (wxID_EXIT, _("&Exit"));
466 #else
467                 _file_menu->Append (wxID_EXIT, _("&Quit"));
468 #endif
469
470 #ifdef __WXOSX__
471                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
472 #else
473                 wxMenu* edit = new wxMenu;
474                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
475 #endif
476
477                 prefs->Enable (Config::instance()->have_write_permission());
478
479                 _cpl_menu = new wxMenu;
480
481                 wxMenu* view = new wxMenu;
482                 optional<int> c = Config::instance()->decode_reduction();
483                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
484                 view->AppendSeparator();
485 #ifndef DCPOMATIC_VARIANT_SWAROOP
486                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
487                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
488 #endif
489                 setup_menu ();
490                 view->AppendSeparator();
491                 view->Append(ID_view_closed_captions, _("Closed captions..."));
492                 view->AppendSeparator();
493                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
494                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
495                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
496                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
497
498                 wxMenu* tools = new wxMenu;
499                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
500                 tools->AppendSeparator ();
501                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
502
503                 wxMenu* help = new wxMenu;
504 #ifdef __WXOSX__
505                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
506 #else
507                 help->Append (wxID_ABOUT, _("About"));
508 #endif
509                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
510
511                 m->Append (_file_menu, _("&File"));
512 #ifndef __WXOSX__
513                 m->Append (edit, _("&Edit"));
514 #endif
515                 m->Append (view, _("&View"));
516                 m->Append (tools, _("&Tools"));
517                 m->Append (help, _("&Help"));
518         }
519
520         void file_open ()
521         {
522                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
523                 if (Config::instance()->last_player_load_directory()) {
524                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
525                 }
526
527                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
528
529                 int r;
530                 while (true) {
531                         r = c->ShowModal ();
532                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
533                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
534                         } else {
535                                 break;
536                         }
537                 }
538
539                 if (r == wxID_OK) {
540                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
541                         load_dcp (dcp);
542                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
543                 }
544
545                 c->Destroy ();
546         }
547
548         void file_add_ov ()
549         {
550                 wxDirDialog* c = new wxDirDialog (
551                         this,
552                         _("Select DCP to open as OV"),
553                         wxStandardPaths::Get().GetDocumentsDir(),
554                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
555                         );
556
557                 int r;
558                 while (true) {
559                         r = c->ShowModal ();
560                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
561                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
562                         } else {
563                                 break;
564                         }
565                 }
566
567                 if (r == wxID_OK) {
568                         DCPOMATIC_ASSERT (_film);
569                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
570                         DCPOMATIC_ASSERT (dcp);
571                         dcp->add_ov (wx_to_std(c->GetPath()));
572                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
573                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
574                         if (!ok || !report_errors_from_last_job(this)) {
575                                 return;
576                         }
577                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
578                                 i->set_use (true);
579                         }
580                         if (dcp->video) {
581                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
582                                 if (r) {
583                                         _film->set_container(r);
584                                 }
585                         }
586                 }
587
588                 c->Destroy ();
589                 _info->triggered_update ();
590         }
591
592         void file_add_kdm ()
593         {
594                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
595
596                 if (d->ShowModal() == wxID_OK) {
597                         DCPOMATIC_ASSERT (_film);
598                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
599                         DCPOMATIC_ASSERT (dcp);
600                         try {
601                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
602                                 dcp->examine (_film, shared_ptr<Job>());
603                         } catch (exception& e) {
604                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
605                                 d->Destroy ();
606                                 return;
607                         }
608                 }
609
610                 d->Destroy ();
611                 _info->triggered_update ();
612         }
613
614         void file_history (wxCommandEvent& event)
615         {
616                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
617                 int n = event.GetId() - ID_file_history;
618                 if (n >= 0 && n < static_cast<int> (history.size ())) {
619                         try {
620                                 load_dcp (history[n]);
621                         } catch (exception& e) {
622                                 error_dialog (0, std_to_wx(String::compose(wx_to_std(_("Could not load DCP %1.")), history[n])), std_to_wx(e.what()));
623                         }
624                 }
625         }
626
627         void file_close ()
628         {
629                 reset_film ();
630                 _info->triggered_update ();
631                 set_menu_sensitivity ();
632         }
633
634         void file_exit ()
635         {
636                 Close ();
637         }
638
639         void edit_preferences ()
640         {
641                 if (!Config::instance()->have_write_permission()) {
642                         return;
643                 }
644
645                 if (!_config_dialog) {
646                         _config_dialog = create_player_config_dialog ();
647                 }
648                 _config_dialog->Show (this);
649         }
650
651         void view_cpl (wxCommandEvent& ev)
652         {
653                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
654                 DCPOMATIC_ASSERT (dcp);
655                 DCPExaminer ex (dcp);
656                 int id = ev.GetId() - ID_view_cpl;
657                 DCPOMATIC_ASSERT (id >= 0);
658                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
659                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
660                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
661                 while (id > 0) {
662                         ++i;
663                         --id;
664                 }
665
666                 dcp->set_cpl ((*i)->id());
667                 dcp->examine (_film, shared_ptr<Job>());
668         }
669
670         void view_full_screen ()
671         {
672                 if (_mode == Config::PLAYER_MODE_FULL) {
673                         _mode = Config::PLAYER_MODE_WINDOW;
674                 } else {
675                         _mode = Config::PLAYER_MODE_FULL;
676                 }
677                 setup_screen ();
678                 setup_menu ();
679         }
680
681         void view_dual_screen ()
682         {
683                 if (_mode == Config::PLAYER_MODE_DUAL) {
684                         _mode = Config::PLAYER_MODE_WINDOW;
685                 } else {
686                         _mode = Config::PLAYER_MODE_DUAL;
687                 }
688                 setup_screen ();
689                 setup_menu ();
690         }
691
692         void setup_menu ()
693         {
694                 if (_view_full_screen) {
695                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
696                 }
697                 if (_view_dual_screen) {
698                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
699                 }
700         }
701
702         void setup_screen ()
703         {
704                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
705                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
706                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
707                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
708                 _viewer->set_pad_black (_mode != Config::PLAYER_MODE_WINDOW);
709
710                 if (_mode == Config::PLAYER_MODE_DUAL) {
711                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
712                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
713                         _dual_screen->ShowFullScreen (true);
714                         _viewer->panel()->Reparent (_dual_screen);
715                         _dual_screen->Show ();
716                         if (wxDisplay::GetCount() > 1) {
717                                 switch (Config::instance()->image_display()) {
718                                 case 0:
719                                         _dual_screen->Move (0, 0);
720                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
721                                         break;
722                                 case 1:
723                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
724                                         // (0, 0) doesn't seem to work for some strange reason
725                                         Move (8, 8);
726                                         break;
727                                 }
728                         }
729                 } else {
730                         if (_dual_screen) {
731                                 _viewer->panel()->Reparent (_overall_panel);
732                                 _dual_screen->Destroy ();
733                                 _dual_screen = 0;
734                         }
735                 }
736
737                 setup_main_sizer (_mode);
738         }
739
740         void view_closed_captions ()
741         {
742                 _viewer->show_closed_captions ();
743         }
744
745         void tools_verify ()
746         {
747                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
748                 DCPOMATIC_ASSERT (dcp);
749
750                 JobManager* jm = JobManager::instance ();
751                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
752                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
753                 if (!ok) {
754                         return;
755                 }
756
757                 DCPOMATIC_ASSERT (!jm->get().empty());
758                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
759                 DCPOMATIC_ASSERT (last);
760
761                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
762                 d->ShowModal ();
763                 d->Destroy ();
764         }
765
766         void tools_check_for_updates ()
767         {
768                 UpdateChecker::instance()->run ();
769                 _update_news_requested = true;
770         }
771
772         void help_about ()
773         {
774                 AboutDialog* d = new AboutDialog (this);
775                 d->ShowModal ();
776                 d->Destroy ();
777         }
778
779         void help_report_a_problem ()
780         {
781                 ReportProblemDialog* d = new ReportProblemDialog (this);
782                 if (d->ShowModal () == wxID_OK) {
783                         d->report ();
784                 }
785                 d->Destroy ();
786         }
787
788         void update_checker_state_changed ()
789         {
790                 UpdateChecker* uc = UpdateChecker::instance ();
791
792                 bool const announce =
793                         _update_news_requested ||
794                         (uc->stable() && Config::instance()->check_for_updates()) ||
795                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
796
797                 _update_news_requested = false;
798
799                 if (!announce) {
800                         return;
801                 }
802
803                 if (uc->state() == UpdateChecker::YES) {
804                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
805                         dialog->ShowModal ();
806                         dialog->Destroy ();
807                 } else if (uc->state() == UpdateChecker::FAILED) {
808                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
809                 } else {
810                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
811                 }
812
813                 _update_news_requested = false;
814         }
815
816         void config_changed (Config::Property prop)
817         {
818                 /* Instantly save any config changes when using the player GUI */
819                 try {
820                         Config::instance()->write_config();
821                 } catch (FileError& e) {
822                         if (prop != Config::HISTORY) {
823                                 error_dialog (
824                                         this,
825                                         wxString::Format(
826                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
827                                                 std_to_wx(e.file().string())
828                                                 )
829                                         );
830                         }
831                 } catch (exception& e) {
832                         error_dialog (
833                                 this,
834                                 _("Could not write to config file.  Your changes have not been saved.")
835                                 );
836                 }
837
838                 update_from_config (prop);
839         }
840
841         void update_from_config (Config::Property prop)
842         {
843                 for (int i = 0; i < _history_items; ++i) {
844                         delete _file_menu->Remove (ID_file_history + i);
845                 }
846
847                 if (_history_separator) {
848                         _file_menu->Remove (_history_separator);
849                 }
850                 delete _history_separator;
851                 _history_separator = 0;
852
853                 int pos = _history_position;
854
855                 /* Clear out non-existant history items before we re-build the menu */
856                 Config::instance()->clean_player_history ();
857                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
858
859                 if (!history.empty ()) {
860                         _history_separator = _file_menu->InsertSeparator (pos++);
861                 }
862
863                 for (size_t i = 0; i < history.size(); ++i) {
864                         string s;
865                         if (i < 9) {
866                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
867                         } else {
868                                 s = history[i].string();
869                         }
870                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
871                 }
872
873                 _history_items = history.size ();
874
875                 if (prop == Config::PLAYER_DEBUG_LOG) {
876                         optional<boost::filesystem::path> p = Config::instance()->player_debug_log_file();
877                         if (p) {
878                                 dcpomatic_log.reset (new FileLog(*p));
879                         } else {
880                                 dcpomatic_log.reset (new NullLog());
881                         }
882                         dcpomatic_log->set_types (LogEntry::TYPE_GENERAL | LogEntry::TYPE_WARNING | LogEntry::TYPE_ERROR | LogEntry::TYPE_DEBUG_PLAYER);
883                 }
884         }
885
886         void set_menu_sensitivity ()
887         {
888                 _tools_verify->Enable (static_cast<bool>(_film));
889                 _file_add_ov->Enable (static_cast<bool>(_film));
890                 _file_add_kdm->Enable (static_cast<bool>(_film));
891                 _view_cpl->Enable (static_cast<bool>(_film));
892         }
893
894         void start_stop_pressed ()
895         {
896                 if (_viewer->playing()) {
897                         _viewer->stop();
898                 } else {
899                         _viewer->start();
900                 }
901         }
902
903         void back_frame ()
904         {
905                 _viewer->seek_by (-_viewer->one_video_frame(), true);
906         }
907
908         void forward_frame ()
909         {
910                 _viewer->seek_by (_viewer->one_video_frame(), true);
911         }
912
913 private:
914
915         wxFrame* _dual_screen;
916         bool _update_news_requested;
917         PlayerInformation* _info;
918         Config::PlayerMode _mode;
919         wxPreferencesEditor* _config_dialog;
920         wxPanel* _overall_panel;
921         wxMenu* _file_menu;
922         wxMenuItem* _view_cpl;
923         wxMenu* _cpl_menu;
924         int _history_items;
925         int _history_position;
926         wxMenuItem* _history_separator;
927         shared_ptr<FilmViewer> _viewer;
928         Controls* _controls;
929         boost::shared_ptr<Film> _film;
930         boost::signals2::scoped_connection _config_changed_connection;
931         wxMenuItem* _file_add_ov;
932         wxMenuItem* _file_add_kdm;
933         wxMenuItem* _tools_verify;
934         wxMenuItem* _view_full_screen;
935         wxMenuItem* _view_dual_screen;
936 };
937
938 static const wxCmdLineEntryDesc command_line_description[] = {
939         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
940         { wxCMD_LINE_OPTION, "c", "config", "Directory containing config.xml", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
941         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
942 };
943
944 class PlayServer : public Server
945 {
946 public:
947         explicit PlayServer (DOMFrame* frame)
948                 : Server (PLAYER_PLAY_PORT)
949                 , _frame (frame)
950         {}
951
952         void handle (shared_ptr<Socket> socket)
953         {
954                 try {
955                         int const length = socket->read_uint32 ();
956                         scoped_array<char> buffer (new char[length]);
957                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
958                         string s (buffer.get());
959                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
960                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
961                 } catch (...) {
962
963                 }
964         }
965
966 private:
967         DOMFrame* _frame;
968 };
969
970 /** @class App
971  *  @brief The magic App class for wxWidgets.
972  */
973 class App : public wxApp
974 {
975 public:
976         App ()
977                 : wxApp ()
978                 , _frame (0)
979         {}
980
981 private:
982
983         bool OnInit ()
984         {
985                 wxSplashScreen* splash = 0;
986                 try {
987                         wxInitAllImageHandlers ();
988
989                         Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
990                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
991
992                         splash = maybe_show_splash ();
993
994                         SetAppName (_("DCP-o-matic Player"));
995
996                         if (!wxApp::OnInit()) {
997                                 return false;
998                         }
999
1000 #ifdef DCPOMATIC_LINUX
1001                         unsetenv ("UBUNTU_MENUPROXY");
1002 #endif
1003
1004 #ifdef __WXOSX__
1005                         ProcessSerialNumber serial;
1006                         GetCurrentProcess (&serial);
1007                         TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1008 #endif
1009
1010                         dcpomatic_setup_path_encoding ();
1011
1012                         /* Enable i18n; this will create a Config object
1013                            to look for a force-configured language.  This Config
1014                            object will be wrong, however, because dcpomatic_setup
1015                            hasn't yet been called and there aren't any filters etc.
1016                            set up yet.
1017                         */
1018                         dcpomatic_setup_i18n ();
1019
1020                         /* Set things up, including filters etc.
1021                            which will now be internationalised correctly.
1022                         */
1023                         dcpomatic_setup ();
1024
1025                         /* Force the configuration to be re-loaded correctly next
1026                            time it is needed.
1027                         */
1028                         Config::drop ();
1029
1030                         signal_manager = new wxSignalManager (this);
1031
1032                         _frame = new DOMFrame ();
1033                         SetTopWindow (_frame);
1034                         _frame->Maximize ();
1035                         if (splash) {
1036                                 splash->Destroy ();
1037                                 splash = 0;
1038                         }
1039                         _frame->Show ();
1040
1041                         PlayServer* server = new PlayServer (_frame);
1042                         new thread (boost::bind (&PlayServer::run, server));
1043
1044                         if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1045                                 try {
1046                                         _frame->load_dcp (_dcp_to_load);
1047                                 } catch (exception& e) {
1048                                         error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1049                                 }
1050                         }
1051
1052                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1053
1054                         if (Config::instance()->check_for_updates ()) {
1055                                 UpdateChecker::instance()->run ();
1056                         }
1057                 }
1058                 catch (exception& e)
1059                 {
1060                         if (splash) {
1061                                 splash->Destroy ();
1062                         }
1063                         error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1064                 }
1065
1066                 return true;
1067         }
1068
1069         void OnInitCmdLine (wxCmdLineParser& parser)
1070         {
1071                 parser.SetDesc (command_line_description);
1072                 parser.SetSwitchChars (wxT ("-"));
1073         }
1074
1075         bool OnCmdLineParsed (wxCmdLineParser& parser)
1076         {
1077                 if (parser.GetParamCount() > 0) {
1078                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1079                 }
1080
1081                 wxString config;
1082                 if (parser.Found("c", &config)) {
1083                         Config::override_path = wx_to_std (config);
1084                 }
1085
1086                 return true;
1087         }
1088
1089         void report_exception ()
1090         {
1091                 try {
1092                         throw;
1093                 } catch (FileError& e) {
1094                         error_dialog (
1095                                 0,
1096                                 wxString::Format (
1097                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1098                                         std_to_wx (e.what()),
1099                                         std_to_wx (e.file().string().c_str ())
1100                                         )
1101                                 );
1102                 } catch (exception& e) {
1103                         error_dialog (
1104                                 0,
1105                                 wxString::Format (
1106                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1107                                         std_to_wx (e.what ())
1108                                         )
1109                                 );
1110                 } catch (...) {
1111                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1112                 }
1113         }
1114
1115         /* An unhandled exception has occurred inside the main event loop */
1116         bool OnExceptionInMainLoop ()
1117         {
1118                 report_exception ();
1119                 /* This will terminate the program */
1120                 return false;
1121         }
1122
1123         void OnUnhandledException ()
1124         {
1125                 report_exception ();
1126         }
1127
1128         void idle ()
1129         {
1130                 signal_manager->ui_idle ();
1131         }
1132
1133         void config_failed_to_load ()
1134         {
1135                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1136         }
1137
1138         void config_warning (string m)
1139         {
1140                 message_dialog (_frame, std_to_wx (m));
1141         }
1142
1143         DOMFrame* _frame;
1144         string _dcp_to_load;
1145 };
1146
1147 IMPLEMENT_APP (App)