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