src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2019 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 "wx/timer_display.h"
  33 #include "lib/cross.h"
  34 #include "lib/config.h"
  35 #include "lib/util.h"
  36 #include "lib/internet.h"
  37 #include "lib/update_checker.h"
  38 #include "lib/compose.hpp"
  39 #include "lib/dcp_content.h"
  40 #include "lib/job_manager.h"
  41 #include "lib/job.h"
  42 #include "lib/film.h"
  43 #include "lib/null_log.h"
  44 #include "lib/video_content.h"
  45 #include "lib/text_content.h"
  46 #include "lib/ratio.h"
  47 #include "lib/verify_dcp_job.h"
  48 #include "lib/dcp_examiner.h"
  49 #include "lib/examine_content_job.h"
  50 #include "lib/server.h"
  51 #include "lib/dcpomatic_socket.h"
  52 #include "lib/scoped_temporary.h"
  53 #include "lib/monitor_checker.h"
  54 #include "lib/lock_file_checker.h"
  55 #include "lib/ffmpeg_content.h"
  56 #include "lib/dcpomatic_log.h"
  57 #include "lib/file_log.h"
  58 #include <dcp/dcp.h>
  59 #include <dcp/raw_convert.h>
  60 #include <dcp/exceptions.h>
  61 #include <wx/wx.h>
  62 #include <wx/stdpaths.h>
  63 #include <wx/splash.h>
  64 #include <wx/cmdline.h>
  65 #include <wx/preferences.h>
  66 #include <wx/progdlg.h>
  67 #include <wx/display.h>
  68 #ifdef __WXOSX__
  69 #include <ApplicationServices/ApplicationServices.h>
  70 #endif
  71 #include <boost/bind.hpp>
  72 #include <iostream>
  73
  74 #ifdef check
  75 #undef check
  76 #endif
  77
  78 #define MAX_CPLS 32
  79
  80 using std::string;
  81 using std::cout;
  82 using std::list;
  83 using std::exception;
  84 using std::vector;
  85 using boost::shared_ptr;
  86 using boost::weak_ptr;
  87 using boost::scoped_array;
  88 using boost::optional;
  89 using boost::dynamic_pointer_cast;
  90 using boost::thread;
  91 using boost::bind;
  92
  93 enum {
  94         ID_file_open = 1,
  95         ID_file_add_ov,
  96         ID_file_add_kdm,
  97         ID_file_history,
  98         /* Allow spare IDs after _history for the recent files list */
  99         ID_file_close = 100,
 100         ID_view_cpl,
 101         /* Allow spare IDs for CPLs */
 102         ID_view_full_screen = 200,
 103         ID_view_dual_screen,
 104         ID_view_closed_captions,
 105         ID_view_scale_appropriate,
 106         ID_view_scale_full,
 107         ID_view_scale_half,
 108         ID_view_scale_quarter,
 109         ID_help_report_a_problem,
 110         ID_tools_verify,
 111         ID_tools_check_for_updates,
 112         ID_tools_timing,
 113         /* IDs for shortcuts (with no associated menu item) */
 114         ID_start_stop,
 115         ID_back_frame,
 116         ID_forward_frame
 117 };
 118
 119 class DOMFrame : public wxFrame
 120 {
 121 public:
 122         DOMFrame ()
 123                 : wxFrame (0, -1, _("DCP-o-matic Player"))
 124                 , _dual_screen (0)
 125                 , _update_news_requested (false)
 126                 , _info (0)
 127                 , _mode (Config::instance()->player_mode())
 128                 , _config_dialog (0)
 129                 , _file_menu (0)
 130                 , _history_items (0)
 131                 , _history_position (0)
 132                 , _history_separator (0)
 133                 , _view_full_screen (0)
 134                 , _view_dual_screen (0)
 135         {
 136                 dcpomatic_log.reset (new NullLog());
 137
 138 #if defined(DCPOMATIC_WINDOWS)
 139                 maybe_open_console ();
 140                 cout << "DCP-o-matic Player is starting." << "\n";
 141 #endif
 142
 143                 wxMenuBar* bar = new wxMenuBar;
 144                 setup_menu (bar);
 145                 set_menu_sensitivity ();
 146                 SetMenuBar (bar);
 147
 148 #ifdef DCPOMATIC_WINDOWS
 149                 SetIcon (wxIcon (std_to_wx ("id")));
 150 #endif
 151
 152                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 153                 update_from_config (Config::PLAYER_DEBUG_LOG);
 154
 155                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 156                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 157                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 158                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 159                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 160                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 161                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
 163                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
 164                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
 165                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 166                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 167                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 168                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 169                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 170                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 171                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 172                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 173                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_timing, this), ID_tools_timing);
 174
 175                 /* Use a panel as the only child of the Frame so that we avoid
 176                    the dark-grey background on Windows.
 177                 */
 178                 _overall_panel = new wxPanel (this, wxID_ANY);
 179
 180                 _viewer.reset (new FilmViewer (_overall_panel));
 181 #ifdef DCPOMATIC_VARIANT_SWAROOP
 182                 SwaroopControls* sc = new SwaroopControls (_overall_panel, _viewer);
 183                 _controls = sc;
 184                 sc->ResetFilm.connect (bind(&DOMFrame::reset_film_weak, this, _1));
 185 #else
 186                 _controls = new StandardControls (_overall_panel, _viewer, false);
 187 #endif
 188                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 189                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
 190                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
 191                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
 192                 _info = new PlayerInformation (_overall_panel, _viewer);
 193                 setup_main_sizer (Config::instance()->player_mode());
 194 #ifdef __WXOSX__
 195                 int accelerators = 4;
 196 #else
 197                 int accelerators = 3;
 198 #endif
 199
 200                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 201                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 202                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 203                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 204 #ifdef __WXOSX__
 205                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 206 #endif
 207                 wxAcceleratorTable accel_table (accelerators, accel);
 208                 SetAcceleratorTable (accel_table);
 209                 delete[] accel;
 210
 211                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 212                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 213                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 214
 215                 reset_film ();
 216
 217                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 218 #ifdef DCPOMATIC_VARIANT_SWAROOP
 219                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
 220                 MonitorChecker::instance()->run ();
 221                 LockFileChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::lock_checker_state_changed, this));
 222                 LockFileChecker::instance()->run ();
 223 #endif
 224                 setup_screen ();
 225
 226 #ifdef DCPOMATIC_VARIANT_SWAROOP
 227                 sc->check_restart ();
 228 #endif
 229         }
 230
 231 #ifdef DCPOMATIC_VARIANT_SWAROOP
 232         void monitor_checker_state_changed ()
 233         {
 234                 if (!MonitorChecker::instance()->ok()) {
 235                         _viewer->stop ();
 236                         error_dialog (this, _("The required display devices are not connected correctly."));
 237                 }
 238         }
 239
 240         void lock_checker_state_changed ()
 241         {
 242                 if (!LockFileChecker::instance()->ok()) {
 243                         _viewer->stop ();
 244                         error_dialog (this, _("The lock file is not present."));
 245                 }
 246         }
 247 #endif
 248
 249         void setup_main_sizer (Config::PlayerMode mode)
 250         {
 251                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 252                 if (mode != Config::PLAYER_MODE_DUAL) {
 253                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
 254                 }
 255                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
 256                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 257                 _overall_panel->SetSizer (main_sizer);
 258                 _overall_panel->Layout ();
 259         }
 260
 261         bool playback_permitted ()
 262         {
 263 #ifdef DCPOMATIC_VARIANT_SWAROOP
 264                 if (!MonitorChecker::instance()->ok()) {
 265                         error_dialog (this, _("The required display devices are not connected correctly."));
 266                         return false;
 267                 }
 268                 if (!LockFileChecker::instance()->ok()) {
 269                         error_dialog (this, _("The lock file is not present."));
 270                         return false;
 271                 }
 272 #endif
 273                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
 274                         return true;
 275                 }
 276
 277                 bool ok = true;
 278                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 279                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
 280                         if (d && !d->kdm_timing_window_valid()) {
 281                                 ok = false;
 282                         }
 283                 }
 284
 285                 if (!ok) {
 286                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
 287                 }
 288
 289                 return ok;
 290         }
 291
 292         void playback_started (DCPTime time)
 293         {
 294                 /* XXX: this only logs the first piece of content; probably should be each piece? */
 295                 if (_film->content().empty()) {
 296                         return;
 297                 }
 298
 299                 shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(_film->content().front());
 300                 if (dcp) {
 301                         DCPExaminer ex (dcp);
 302                         shared_ptr<dcp::CPL> playing_cpl;
 303                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 304                                 if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 305                                         playing_cpl = i;
 306                                 }
 307                         }
 308                         DCPOMATIC_ASSERT (playing_cpl);
 309
 310                         _controls->log (
 311                                 wxString::Format(
 312                                         "playback-started %s %s %s",
 313                                         time.timecode(_film->video_frame_rate()).c_str(),
 314                                         dcp->directories().front().string().c_str(),
 315                                         playing_cpl->annotation_text().c_str()
 316                                         )
 317                                 );
 318                 }
 319
 320                 shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent>(_film->content().front());
 321                 if (ffmpeg) {
 322                         _controls->log (
 323                                 wxString::Format(
 324                                         "playback-started %s %s",
 325                                         time.timecode(_film->video_frame_rate()).c_str(),
 326                                         ffmpeg->path(0).string().c_str()
 327                                         )
 328                                 );
 329                 }
 330         }
 331
 332         void playback_stopped (DCPTime time)
 333         {
 334 #ifdef DCPOMATIC_VARIANT_SWAROOP
 335                 try {
 336                         boost::filesystem::remove (Config::path("position"));
 337                 } catch (...) {
 338                         /* Never mind */
 339                 }
 340 #endif
 341
 342                 _controls->log (wxString::Format("playback-stopped %s", time.timecode(_film->video_frame_rate()).c_str()));
 343         }
 344
 345         void set_decode_reduction (optional<int> reduction)
 346         {
 347                 _viewer->set_dcp_decode_reduction (reduction);
 348                 _info->triggered_update ();
 349                 Config::instance()->set_decode_reduction (reduction);
 350         }
 351
 352         void load_dcp (boost::filesystem::path dir)
 353         {
 354                 DCPOMATIC_ASSERT (_film);
 355
 356                 reset_film ();
 357                 try {
 358                         shared_ptr<DCPContent> dcp (new DCPContent(dir));
 359                         _film->examine_and_add_content (dcp, true);
 360                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 361                         if (!ok || !report_errors_from_last_job(this)) {
 362                                 return;
 363                         }
 364 #ifndef DCPOMATIC_VARIANT_SWAROOP
 365                         Config::instance()->add_to_player_history (dir);
 366 #endif
 367                 } catch (dcp::DCPReadError& e) {
 368                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
 369                 }
 370         }
 371
 372         void reset_film_weak (weak_ptr<Film> weak_film)
 373         {
 374                 shared_ptr<Film> film = weak_film.lock ();
 375                 if (film) {
 376                         reset_film (film);
 377                 }
 378         }
 379
 380         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
 381         {
 382                 _film = film;
 383                 _viewer->set_film (_film);
 384                 _controls->set_film (_film);
 385                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
 386                 _info->triggered_update ();
 387         }
 388
 389         void film_changed (ChangeType type, Film::Property property)
 390         {
 391                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
 392                         return;
 393                 }
 394
 395                 if (_viewer->playing ()) {
 396                         _viewer->stop ();
 397                 }
 398
 399                 /* Start off as Flat */
 400                 _film->set_container (Ratio::from_id("185"));
 401
 402                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 403                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
 404
 405                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
 406                                 j->set_use (true);
 407                         }
 408
 409                         if (i->video) {
 410                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
 411                                 if (r->id() == "239") {
 412                                         /* Any scope content means we use scope */
 413                                         _film->set_container(r);
 414                                 }
 415                         }
 416
 417                         /* Any 3D content means we use 3D mode */
 418                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 419                                 _film->set_three_d (true);
 420                         }
 421                 }
 422
 423                 _viewer->seek (DCPTime(), true);
 424                 _info->triggered_update ();
 425
 426                 set_menu_sensitivity ();
 427
 428                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 429                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 430                         _cpl_menu->Remove (*i);
 431                 }
 432
 433                 if (_film->content().size() == 1) {
 434                         /* Offer a CPL menu */
 435                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
 436                         if (first) {
 437                                 DCPExaminer ex (first);
 438                                 int id = ID_view_cpl;
 439                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 440                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
 441                                                 id,
 442                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 443                                                 );
 444                                         j->Check(!first->cpl() || i->id() == *first->cpl());
 445                                         ++id;
 446                                 }
 447                         }
 448                 }
 449         }
 450
 451 private:
 452
 453         void setup_menu (wxMenuBar* m)
 454         {
 455                 _file_menu = new wxMenu;
 456                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 457                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 458                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 459
 460                 _history_position = _file_menu->GetMenuItems().GetCount();
 461
 462                 _file_menu->AppendSeparator ();
 463                 _file_menu->Append (ID_file_close, _("&Close"));
 464                 _file_menu->AppendSeparator ();
 465
 466 #ifdef __WXOSX__
 467                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 468 #else
 469                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 470 #endif
 471
 472 #ifdef __WXOSX__
 473                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 474 #else
 475                 wxMenu* edit = new wxMenu;
 476                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 477 #endif
 478
 479                 prefs->Enable (Config::instance()->have_write_permission());
 480
 481                 _cpl_menu = new wxMenu;
 482
 483                 wxMenu* view = new wxMenu;
 484                 optional<int> c = Config::instance()->decode_reduction();
 485                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 486                 view->AppendSeparator();
 487 #ifndef DCPOMATIC_VARIANT_SWAROOP
 488                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 489                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 490 #endif
 491                 setup_menu ();
 492                 view->AppendSeparator();
 493                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 494                 view->AppendSeparator();
 495                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 496                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 497                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 498                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 499
 500                 wxMenu* tools = new wxMenu;
 501                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 502                 tools->AppendSeparator ();
 503                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 504                 tools->Append (ID_tools_timing, _("Timing..."));
 505
 506                 wxMenu* help = new wxMenu;
 507 #ifdef __WXOSX__
 508                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 509 #else
 510                 help->Append (wxID_ABOUT, _("About"));
 511 #endif
 512                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 513
 514                 m->Append (_file_menu, _("&File"));
 515 #ifndef __WXOSX__
 516                 m->Append (edit, _("&Edit"));
 517 #endif
 518                 m->Append (view, _("&View"));
 519                 m->Append (tools, _("&Tools"));
 520                 m->Append (help, _("&Help"));
 521         }
 522
 523         void file_open ()
 524         {
 525                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 526                 if (Config::instance()->last_player_load_directory()) {
 527                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 528                 }
 529
 530                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 531
 532                 int r;
 533                 while (true) {
 534                         r = c->ShowModal ();
 535                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 536                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 537                         } else {
 538                                 break;
 539                         }
 540                 }
 541
 542                 if (r == wxID_OK) {
 543                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 544                         load_dcp (dcp);
 545                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 546                 }
 547
 548                 c->Destroy ();
 549         }
 550
 551         void file_add_ov ()
 552         {
 553                 wxDirDialog* c = new wxDirDialog (
 554                         this,
 555                         _("Select DCP to open as OV"),
 556                         wxStandardPaths::Get().GetDocumentsDir(),
 557                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 558                         );
 559
 560                 int r;
 561                 while (true) {
 562                         r = c->ShowModal ();
 563                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 564                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 565                         } else {
 566                                 break;
 567                         }
 568                 }
 569
 570                 if (r == wxID_OK) {
 571                         DCPOMATIC_ASSERT (_film);
 572                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 573                         DCPOMATIC_ASSERT (dcp);
 574                         dcp->add_ov (wx_to_std(c->GetPath()));
 575                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 576                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 577                         if (!ok || !report_errors_from_last_job(this)) {
 578                                 return;
 579                         }
 580                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 581                                 i->set_use (true);
 582                         }
 583                         if (dcp->video) {
 584                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 585                                 if (r) {
 586                                         _film->set_container(r);
 587                                 }
 588                         }
 589                 }
 590
 591                 c->Destroy ();
 592                 _info->triggered_update ();
 593         }
 594
 595         void file_add_kdm ()
 596         {
 597                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 598
 599                 if (d->ShowModal() == wxID_OK) {
 600                         DCPOMATIC_ASSERT (_film);
 601                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 602                         DCPOMATIC_ASSERT (dcp);
 603                         try {
 604                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 605                                 dcp->examine (_film, shared_ptr<Job>());
 606                         } catch (exception& e) {
 607                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 608                                 d->Destroy ();
 609                                 return;
 610                         }
 611                 }
 612
 613                 d->Destroy ();
 614                 _info->triggered_update ();
 615         }
 616
 617         void file_history (wxCommandEvent& event)
 618         {
 619                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 620                 int n = event.GetId() - ID_file_history;
 621                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 622                         try {
 623                                 load_dcp (history[n]);
 624                         } catch (exception& e) {
 625                                 error_dialog (0, std_to_wx(String::compose(wx_to_std(_("Could not load DCP %1.")), history[n])), std_to_wx(e.what()));
 626                         }
 627                 }
 628         }
 629
 630         void file_close ()
 631         {
 632                 reset_film ();
 633                 _info->triggered_update ();
 634                 set_menu_sensitivity ();
 635         }
 636
 637         void file_exit ()
 638         {
 639                 Close ();
 640         }
 641
 642         void edit_preferences ()
 643         {
 644                 if (!Config::instance()->have_write_permission()) {
 645                         return;
 646                 }
 647
 648                 if (!_config_dialog) {
 649                         _config_dialog = create_player_config_dialog ();
 650                 }
 651                 _config_dialog->Show (this);
 652         }
 653
 654         void view_cpl (wxCommandEvent& ev)
 655         {
 656                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 657                 DCPOMATIC_ASSERT (dcp);
 658                 DCPExaminer ex (dcp);
 659                 int id = ev.GetId() - ID_view_cpl;
 660                 DCPOMATIC_ASSERT (id >= 0);
 661                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 662                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 663                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 664                 while (id > 0) {
 665                         ++i;
 666                         --id;
 667                 }
 668
 669                 dcp->set_cpl ((*i)->id());
 670                 dcp->examine (_film, shared_ptr<Job>());
 671         }
 672
 673         void view_full_screen ()
 674         {
 675                 if (_mode == Config::PLAYER_MODE_FULL) {
 676                         _mode = Config::PLAYER_MODE_WINDOW;
 677                 } else {
 678                         _mode = Config::PLAYER_MODE_FULL;
 679                 }
 680                 setup_screen ();
 681                 setup_menu ();
 682         }
 683
 684         void view_dual_screen ()
 685         {
 686                 if (_mode == Config::PLAYER_MODE_DUAL) {
 687                         _mode = Config::PLAYER_MODE_WINDOW;
 688                 } else {
 689                         _mode = Config::PLAYER_MODE_DUAL;
 690                 }
 691                 setup_screen ();
 692                 setup_menu ();
 693         }
 694
 695         void setup_menu ()
 696         {
 697                 if (_view_full_screen) {
 698                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 699                 }
 700                 if (_view_dual_screen) {
 701                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 702                 }
 703         }
 704
 705         void setup_screen ()
 706         {
 707                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 708                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 709                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 710                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 711                 _viewer->set_pad_black (_mode != Config::PLAYER_MODE_WINDOW);
 712
 713                 if (_mode == Config::PLAYER_MODE_DUAL) {
 714                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 715                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 716                         _dual_screen->ShowFullScreen (true);
 717                         _viewer->panel()->Reparent (_dual_screen);
 718                         _dual_screen->Show ();
 719                         if (wxDisplay::GetCount() > 1) {
 720                                 switch (Config::instance()->image_display()) {
 721                                 case 0:
 722                                         _dual_screen->Move (0, 0);
 723                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 724                                         break;
 725                                 case 1:
 726                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 727                                         // (0, 0) doesn't seem to work for some strange reason
 728                                         Move (8, 8);
 729                                         break;
 730                                 }
 731                         }
 732                 } else {
 733                         if (_dual_screen) {
 734                                 _viewer->panel()->Reparent (_overall_panel);
 735                                 _dual_screen->Destroy ();
 736                                 _dual_screen = 0;
 737                         }
 738                 }
 739
 740                 setup_main_sizer (_mode);
 741         }
 742
 743         void view_closed_captions ()
 744         {
 745                 _viewer->show_closed_captions ();
 746         }
 747
 748         void tools_verify ()
 749         {
 750                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 751                 DCPOMATIC_ASSERT (dcp);
 752
 753                 JobManager* jm = JobManager::instance ();
 754                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 755                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
 756                 if (!ok) {
 757                         return;
 758                 }
 759
 760                 DCPOMATIC_ASSERT (!jm->get().empty());
 761                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 762                 DCPOMATIC_ASSERT (last);
 763
 764                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 765                 d->ShowModal ();
 766                 d->Destroy ();
 767         }
 768
 769         void tools_check_for_updates ()
 770         {
 771                 UpdateChecker::instance()->run ();
 772                 _update_news_requested = true;
 773         }
 774
 775         void tools_timing ()
 776         {
 777                 TimerDisplay* d = new TimerDisplay (this, _viewer->state_timer(), _viewer->gets());
 778                 d->ShowModal ();
 779                 d->Destroy ();
 780         }
 781
 782         void help_about ()
 783         {
 784                 AboutDialog* d = new AboutDialog (this);
 785                 d->ShowModal ();
 786                 d->Destroy ();
 787         }
 788
 789         void help_report_a_problem ()
 790         {
 791                 ReportProblemDialog* d = new ReportProblemDialog (this);
 792                 if (d->ShowModal () == wxID_OK) {
 793                         d->report ();
 794                 }
 795                 d->Destroy ();
 796         }
 797
 798         void update_checker_state_changed ()
 799         {
 800                 UpdateChecker* uc = UpdateChecker::instance ();
 801
 802                 bool const announce =
 803                         _update_news_requested ||
 804                         (uc->stable() && Config::instance()->check_for_updates()) ||
 805                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 806
 807                 _update_news_requested = false;
 808
 809                 if (!announce) {
 810                         return;
 811                 }
 812
 813                 if (uc->state() == UpdateChecker::YES) {
 814                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 815                         dialog->ShowModal ();
 816                         dialog->Destroy ();
 817                 } else if (uc->state() == UpdateChecker::FAILED) {
 818                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 819                 } else {
 820                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 821                 }
 822
 823                 _update_news_requested = false;
 824         }
 825
 826         void config_changed (Config::Property prop)
 827         {
 828                 /* Instantly save any config changes when using the player GUI */
 829                 try {
 830                         Config::instance()->write_config();
 831                 } catch (FileError& e) {
 832                         if (prop != Config::HISTORY) {
 833                                 error_dialog (
 834                                         this,
 835                                         wxString::Format(
 836                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 837                                                 std_to_wx(e.file().string())
 838                                                 )
 839                                         );
 840                         }
 841                 } catch (exception& e) {
 842                         error_dialog (
 843                                 this,
 844                                 _("Could not write to config file.  Your changes have not been saved.")
 845                                 );
 846                 }
 847
 848                 update_from_config (prop);
 849         }
 850
 851         void update_from_config (Config::Property prop)
 852         {
 853                 for (int i = 0; i < _history_items; ++i) {
 854                         delete _file_menu->Remove (ID_file_history + i);
 855                 }
 856
 857                 if (_history_separator) {
 858                         _file_menu->Remove (_history_separator);
 859                 }
 860                 delete _history_separator;
 861                 _history_separator = 0;
 862
 863                 int pos = _history_position;
 864
 865                 /* Clear out non-existant history items before we re-build the menu */
 866                 Config::instance()->clean_player_history ();
 867                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 868
 869                 if (!history.empty ()) {
 870                         _history_separator = _file_menu->InsertSeparator (pos++);
 871                 }
 872
 873                 for (size_t i = 0; i < history.size(); ++i) {
 874                         string s;
 875                         if (i < 9) {
 876                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 877                         } else {
 878                                 s = history[i].string();
 879                         }
 880                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 881                 }
 882
 883                 _history_items = history.size ();
 884
 885                 if (prop == Config::PLAYER_DEBUG_LOG) {
 886                         optional<boost::filesystem::path> p = Config::instance()->player_debug_log_file();
 887                         if (p) {
 888                                 dcpomatic_log.reset (new FileLog(*p));
 889                         } else {
 890                                 dcpomatic_log.reset (new NullLog());
 891                         }
 892                         dcpomatic_log->set_types (LogEntry::TYPE_GENERAL | LogEntry::TYPE_WARNING | LogEntry::TYPE_ERROR | LogEntry::TYPE_DEBUG_PLAYER);
 893                 }
 894         }
 895
 896         void set_menu_sensitivity ()
 897         {
 898                 _tools_verify->Enable (static_cast<bool>(_film));
 899                 _file_add_ov->Enable (static_cast<bool>(_film));
 900                 _file_add_kdm->Enable (static_cast<bool>(_film));
 901                 _view_cpl->Enable (static_cast<bool>(_film));
 902         }
 903
 904         void start_stop_pressed ()
 905         {
 906                 if (_viewer->playing()) {
 907                         _viewer->stop();
 908                 } else {
 909                         _viewer->start();
 910                 }
 911         }
 912
 913         void back_frame ()
 914         {
 915                 _viewer->seek_by (-_viewer->one_video_frame(), true);
 916         }
 917
 918         void forward_frame ()
 919         {
 920                 _viewer->seek_by (_viewer->one_video_frame(), true);
 921         }
 922
 923 private:
 924
 925         wxFrame* _dual_screen;
 926         bool _update_news_requested;
 927         PlayerInformation* _info;
 928         Config::PlayerMode _mode;
 929         wxPreferencesEditor* _config_dialog;
 930         wxPanel* _overall_panel;
 931         wxMenu* _file_menu;
 932         wxMenuItem* _view_cpl;
 933         wxMenu* _cpl_menu;
 934         int _history_items;
 935         int _history_position;
 936         wxMenuItem* _history_separator;
 937         shared_ptr<FilmViewer> _viewer;
 938         Controls* _controls;
 939         boost::shared_ptr<Film> _film;
 940         boost::signals2::scoped_connection _config_changed_connection;
 941         wxMenuItem* _file_add_ov;
 942         wxMenuItem* _file_add_kdm;
 943         wxMenuItem* _tools_verify;
 944         wxMenuItem* _view_full_screen;
 945         wxMenuItem* _view_dual_screen;
 946 };
 947
 948 static const wxCmdLineEntryDesc command_line_description[] = {
 949         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 950         { wxCMD_LINE_OPTION, "c", "config", "Directory containing config.xml", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 951         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 952 };
 953
 954 class PlayServer : public Server
 955 {
 956 public:
 957         explicit PlayServer (DOMFrame* frame)
 958                 : Server (PLAYER_PLAY_PORT)
 959                 , _frame (frame)
 960         {}
 961
 962         void handle (shared_ptr<Socket> socket)
 963         {
 964                 try {
 965                         int const length = socket->read_uint32 ();
 966                         scoped_array<char> buffer (new char[length]);
 967                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
 968                         string s (buffer.get());
 969                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
 970                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
 971                 } catch (...) {
 972
 973                 }
 974         }
 975
 976 private:
 977         DOMFrame* _frame;
 978 };
 979
 980 /** @class App
 981  *  @brief The magic App class for wxWidgets.
 982  */
 983 class App : public wxApp
 984 {
 985 public:
 986         App ()
 987                 : wxApp ()
 988                 , _frame (0)
 989         {}
 990
 991 private:
 992
 993         bool OnInit ()
 994         {
 995                 wxSplashScreen* splash = 0;
 996                 try {
 997                         wxInitAllImageHandlers ();
 998
 999                         Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1000                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1001
1002                         splash = maybe_show_splash ();
1003
1004                         SetAppName (_("DCP-o-matic Player"));
1005
1006                         if (!wxApp::OnInit()) {
1007                                 return false;
1008                         }
1009
1010 #ifdef DCPOMATIC_LINUX
1011                         unsetenv ("UBUNTU_MENUPROXY");
1012 #endif
1013
1014 #ifdef __WXOSX__
1015                         ProcessSerialNumber serial;
1016                         GetCurrentProcess (&serial);
1017                         TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1018 #endif
1019
1020                         dcpomatic_setup_path_encoding ();
1021
1022                         /* Enable i18n; this will create a Config object
1023                            to look for a force-configured language.  This Config
1024                            object will be wrong, however, because dcpomatic_setup
1025                            hasn't yet been called and there aren't any filters etc.
1026                            set up yet.
1027                         */
1028                         dcpomatic_setup_i18n ();
1029
1030                         /* Set things up, including filters etc.
1031                            which will now be internationalised correctly.
1032                         */
1033                         dcpomatic_setup ();
1034
1035                         /* Force the configuration to be re-loaded correctly next
1036                            time it is needed.
1037                         */
1038                         Config::drop ();
1039
1040                         signal_manager = new wxSignalManager (this);
1041
1042                         _frame = new DOMFrame ();
1043                         SetTopWindow (_frame);
1044                         _frame->Maximize ();
1045                         if (splash) {
1046                                 splash->Destroy ();
1047                                 splash = 0;
1048                         }
1049                         _frame->Show ();
1050
1051                         PlayServer* server = new PlayServer (_frame);
1052                         new thread (boost::bind (&PlayServer::run, server));
1053
1054                         if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1055                                 try {
1056                                         _frame->load_dcp (_dcp_to_load);
1057                                 } catch (exception& e) {
1058                                         error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1059                                 }
1060                         }
1061
1062                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1063
1064                         if (Config::instance()->check_for_updates ()) {
1065                                 UpdateChecker::instance()->run ();
1066                         }
1067                 }
1068                 catch (exception& e)
1069                 {
1070                         if (splash) {
1071                                 splash->Destroy ();
1072                         }
1073                         error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1074                 }
1075
1076                 return true;
1077         }
1078
1079         void OnInitCmdLine (wxCmdLineParser& parser)
1080         {
1081                 parser.SetDesc (command_line_description);
1082                 parser.SetSwitchChars (wxT ("-"));
1083         }
1084
1085         bool OnCmdLineParsed (wxCmdLineParser& parser)
1086         {
1087                 if (parser.GetParamCount() > 0) {
1088                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1089                 }
1090
1091                 wxString config;
1092                 if (parser.Found("c", &config)) {
1093                         Config::override_path = wx_to_std (config);
1094                 }
1095
1096                 return true;
1097         }
1098
1099         void report_exception ()
1100         {
1101                 try {
1102                         throw;
1103                 } catch (FileError& e) {
1104                         error_dialog (
1105                                 0,
1106                                 wxString::Format (
1107                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1108                                         std_to_wx (e.what()),
1109                                         std_to_wx (e.file().string().c_str ())
1110                                         )
1111                                 );
1112                 } catch (exception& e) {
1113                         error_dialog (
1114                                 0,
1115                                 wxString::Format (
1116                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1117                                         std_to_wx (e.what ())
1118                                         )
1119                                 );
1120                 } catch (...) {
1121                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1122                 }
1123         }
1124
1125         /* An unhandled exception has occurred inside the main event loop */
1126         bool OnExceptionInMainLoop ()
1127         {
1128                 report_exception ();
1129                 /* This will terminate the program */
1130                 return false;
1131         }
1132
1133         void OnUnhandledException ()
1134         {
1135                 report_exception ();
1136         }
1137
1138         void idle ()
1139         {
1140                 signal_manager->ui_idle ();
1141         }
1142
1143         void config_failed_to_load ()
1144         {
1145                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1146         }
1147
1148         void config_warning (string m)
1149         {
1150                 message_dialog (_frame, std_to_wx (m));
1151         }
1152
1153         DOMFrame* _frame;
1154         string _dcp_to_load;
1155 };
1156
1157 IMPLEMENT_APP (App)