src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017 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 "lib/cross.h"
  22 #include "lib/config.h"
  23 #include "lib/util.h"
  24 #include "lib/update_checker.h"
  25 #include "lib/compose.hpp"
  26 #include "lib/dcp_content.h"
  27 #include "lib/job_manager.h"
  28 #include "lib/job.h"
  29 #include "lib/video_content.h"
  30 #include "lib/subtitle_content.h"
  31 #include "wx/wx_signal_manager.h"
  32 #include "wx/wx_util.h"
  33 #include "wx/about_dialog.h"
  34 #include "wx/report_problem_dialog.h"
  35 #include "wx/film_viewer.h"
  36 #include "wx/player_information.h"
  37 #include "wx/update_dialog.h"
  38 #include "wx/player_config_dialog.h"
  39 #include <wx/wx.h>
  40 #include <wx/stdpaths.h>
  41 #include <wx/splash.h>
  42 #include <wx/cmdline.h>
  43 #include <wx/preferences.h>
  44 #include <wx/progdlg.h>
  45 #ifdef __WXOSX__
  46 #include <ApplicationServices/ApplicationServices.h>
  47 #endif
  48 #include <boost/bind.hpp>
  49 #include <iostream>
  50
  51 #ifdef check
  52 #undef check
  53 #endif
  54
  55 using std::string;
  56 using std::cout;
  57 using std::exception;
  58 using boost::shared_ptr;
  59 using boost::optional;
  60
  61 enum {
  62         ID_file_open = 1,
  63         ID_file_add_ov,
  64         ID_file_add_kdm,
  65         ID_file_close,
  66         ID_view_scale_appropriate,
  67         ID_view_scale_full,
  68         ID_view_scale_half,
  69         ID_view_scale_quarter,
  70         ID_help_report_a_problem,
  71         ID_tools_check_for_updates,
  72 };
  73
  74 class DOMFrame : public wxFrame
  75 {
  76 public:
  77         DOMFrame ()
  78                 : wxFrame (0, -1, _("DCP-o-matic Player"))
  79                 , _update_news_requested (false)
  80                 , _info (0)
  81                 , _config_dialog (0)
  82                 , _viewer (0)
  83         {
  84
  85 #if defined(DCPOMATIC_WINDOWS)
  86                 maybe_open_console ();
  87                 cout << "DCP-o-matic Player is starting." << "\n";
  88 #endif
  89
  90                 wxMenuBar* bar = new wxMenuBar;
  91                 setup_menu (bar);
  92                 SetMenuBar (bar);
  93
  94 #ifdef DCPOMATIC_WINDOWS
  95                 SetIcon (wxIcon (std_to_wx ("id")));
  96 #endif
  97
  98                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this));
  99
 100                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 101                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 102                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 103                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 104                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 105                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 106                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>()), ID_view_scale_appropriate);
 107                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 108                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 109                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 110                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 111                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 112                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 113
 114                 /* Use a panel as the only child of the Frame so that we avoid
 115                    the dark-grey background on Windows.
 116                 */
 117                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 118
 119                 _viewer = new FilmViewer (overall_panel, false, false);
 120                 _info = new PlayerInformation (overall_panel, _viewer);
 121                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 122                 main_sizer->Add (_viewer, 1, wxEXPAND | wxALL, 6);
 123                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 124                 overall_panel->SetSizer (main_sizer);
 125
 126                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 127         }
 128
 129         void set_decode_reduction (optional<int> reduction)
 130         {
 131                 _viewer->set_dcp_decode_reduction (reduction);
 132                 _info->triggered_update ();
 133         }
 134
 135         void load_dcp (boost::filesystem::path dir)
 136         {
 137                 _film.reset (new Film (optional<boost::filesystem::path>()));
 138                 shared_ptr<DCPContent> dcp (new DCPContent (_film, dir));
 139                 _film->examine_and_add_content (dcp, true);
 140
 141                 JobManager* jm = JobManager::instance ();
 142
 143                 wxProgressDialog* progress = new wxProgressDialog (_("DCP-o-matic Player"), _("Loading DCP"));
 144
 145                 while (jm->work_to_do() || signal_manager->ui_idle()) {
 146                         dcpomatic_sleep (1);
 147                         progress->Pulse ();
 148                 }
 149
 150                 progress->Destroy ();
 151
 152                 DCPOMATIC_ASSERT (!jm->get().empty());
 153
 154                 shared_ptr<Job> last = jm->get().back();
 155                 if (last->finished_in_error()) {
 156                         error_dialog (this, std_to_wx (last->error_summary()) + ".\n");
 157                         return;
 158                 }
 159
 160                 if (dcp->subtitle) {
 161                         dcp->subtitle->set_use (true);
 162                 }
 163
 164                 _viewer->set_film (_film);
 165                 _viewer->set_position (DCPTime ());
 166                 _info->triggered_update ();
 167         }
 168
 169 private:
 170
 171         void setup_menu (wxMenuBar* m)
 172         {
 173                 wxMenu* file = new wxMenu;
 174                 file->Append (ID_file_open, _("&Open...\tCtrl-O"));
 175                 file->Append (ID_file_add_ov, _("&Add OV..."));
 176                 file->Append (ID_file_add_kdm, _("&Add KDM..."));
 177                 file->AppendSeparator ();
 178                 file->Append (ID_file_close, _("&Close"));
 179                 file->AppendSeparator ();
 180
 181 #ifdef __WXOSX__
 182                 file->Append (wxID_EXIT, _("&Exit"));
 183 #else
 184                 file->Append (wxID_EXIT, _("&Quit"));
 185 #endif
 186
 187 #ifdef __WXOSX__
 188                 file->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 189 #else
 190                 wxMenu* edit = new wxMenu;
 191                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 192 #endif
 193
 194                 wxMenu* view = new wxMenu;
 195                 view->AppendRadioItem (ID_view_scale_appropriate, _("Set decode resolution to match display"));
 196                 view->AppendRadioItem (ID_view_scale_full, _("Decode at full resolution"));
 197                 view->AppendRadioItem (ID_view_scale_half, _("Decode at half resolution"));
 198                 view->AppendRadioItem (ID_view_scale_quarter, _("Decode at quarter resolution"));
 199
 200                 wxMenu* tools = new wxMenu;
 201                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 202
 203                 wxMenu* help = new wxMenu;
 204 #ifdef __WXOSX__
 205                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 206 #else
 207                 help->Append (wxID_ABOUT, _("About"));
 208 #endif
 209                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 210
 211                 m->Append (file, _("&File"));
 212 #ifndef __WXOSX__
 213                 m->Append (edit, _("&Edit"));
 214 #endif
 215                 m->Append (view, _("&View"));
 216                 m->Append (tools, _("&Tools"));
 217                 m->Append (help, _("&Help"));
 218         }
 219
 220         void file_open ()
 221         {
 222                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 223                 if (Config::instance()->last_player_load_directory()) {
 224                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 225                 }
 226
 227                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 228
 229                 int r;
 230                 while (true) {
 231                         r = c->ShowModal ();
 232                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 233                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 234                         } else {
 235                                 break;
 236                         }
 237                 }
 238
 239                 if (r == wxID_OK) {
 240                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 241                         load_dcp (dcp);
 242                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 243                 }
 244
 245                 c->Destroy ();
 246         }
 247
 248         void file_add_ov ()
 249         {
 250                 wxDirDialog* c = new wxDirDialog (
 251                         this,
 252                         _("Select DCP to open as OV"),
 253                         wxStandardPaths::Get().GetDocumentsDir(),
 254                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 255                         );
 256
 257                 int r;
 258                 while (true) {
 259                         r = c->ShowModal ();
 260                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 261                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 262                         } else {
 263                                 break;
 264                         }
 265                 }
 266
 267                 if (r == wxID_OK) {
 268                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 269                         DCPOMATIC_ASSERT (dcp);
 270                         dcp->add_ov (wx_to_std(c->GetPath()));
 271                         dcp->examine (shared_ptr<Job>());
 272                 }
 273
 274                 c->Destroy ();
 275                 _info->triggered_update ();
 276         }
 277
 278         void file_add_kdm ()
 279         {
 280                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 281
 282                 if (d->ShowModal() == wxID_OK) {
 283                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 284                         DCPOMATIC_ASSERT (dcp);
 285                         try {
 286                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 287                         } catch (exception& e) {
 288                                 error_dialog (this, wxString::Format (_("Could not load KDM (%s)"), std_to_wx(e.what())));
 289                                 d->Destroy ();
 290                                 return;
 291                         }
 292
 293                         dcp->examine (shared_ptr<Job>());
 294                 }
 295
 296                 d->Destroy ();
 297                 _info->triggered_update ();
 298         }
 299
 300         void file_close ()
 301         {
 302                 _viewer->set_film (shared_ptr<Film>());
 303                 _info->triggered_update ();
 304         }
 305
 306         void file_exit ()
 307         {
 308                 Close ();
 309         }
 310
 311         void edit_preferences ()
 312         {
 313                 if (!_config_dialog) {
 314                         _config_dialog = create_player_config_dialog ();
 315                 }
 316                 _config_dialog->Show (this);
 317         }
 318
 319         void tools_check_for_updates ()
 320         {
 321                 UpdateChecker::instance()->run ();
 322                 _update_news_requested = true;
 323         }
 324
 325         void help_about ()
 326         {
 327                 AboutDialog* d = new AboutDialog (this);
 328                 d->ShowModal ();
 329                 d->Destroy ();
 330         }
 331
 332         void help_report_a_problem ()
 333         {
 334                 ReportProblemDialog* d = new ReportProblemDialog (this);
 335                 if (d->ShowModal () == wxID_OK) {
 336                         d->report ();
 337                 }
 338                 d->Destroy ();
 339         }
 340
 341         void update_checker_state_changed ()
 342         {
 343                 UpdateChecker* uc = UpdateChecker::instance ();
 344
 345                 bool const announce =
 346                         _update_news_requested ||
 347                         (uc->stable() && Config::instance()->check_for_updates()) ||
 348                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 349
 350                 _update_news_requested = false;
 351
 352                 if (!announce) {
 353                         return;
 354                 }
 355
 356                 if (uc->state() == UpdateChecker::YES) {
 357                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 358                         dialog->ShowModal ();
 359                         dialog->Destroy ();
 360                 } else if (uc->state() == UpdateChecker::FAILED) {
 361                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 362                 } else {
 363                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 364                 }
 365
 366                 _update_news_requested = false;
 367         }
 368
 369         void config_changed ()
 370         {
 371                 /* Instantly save any config changes when using the player GUI */
 372                 try {
 373                         Config::instance()->write_config();
 374                 } catch (exception& e) {
 375                         error_dialog (
 376                                 this,
 377                                 wxString::Format (
 378                                         _("Could not write to config file at %s.  Your changes have not been saved."),
 379                                         std_to_wx (Config::instance()->cinemas_file().string()).data()
 380                                         )
 381                                 );
 382                 }
 383         }
 384
 385         bool _update_news_requested;
 386         PlayerInformation* _info;
 387         wxPreferencesEditor* _config_dialog;
 388         FilmViewer* _viewer;
 389         boost::shared_ptr<Film> _film;
 390         boost::signals2::scoped_connection _config_changed_connection;
 391 };
 392
 393 static const wxCmdLineEntryDesc command_line_description[] = {
 394         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 395         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 396 };
 397
 398 /** @class App
 399  *  @brief The magic App class for wxWidgets.
 400  */
 401 class App : public wxApp
 402 {
 403 public:
 404         App ()
 405                 : wxApp ()
 406                 , _frame (0)
 407         {}
 408
 409 private:
 410
 411         bool OnInit ()
 412         try
 413         {
 414                 wxInitAllImageHandlers ();
 415
 416                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 417                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 418
 419                 wxSplashScreen* splash = maybe_show_splash ();
 420
 421                 SetAppName (_("DCP-o-matic Player"));
 422
 423                 if (!wxApp::OnInit()) {
 424                         return false;
 425                 }
 426
 427 #ifdef DCPOMATIC_LINUX
 428                 unsetenv ("UBUNTU_MENUPROXY");
 429 #endif
 430
 431 #ifdef __WXOSX__
 432                 ProcessSerialNumber serial;
 433                 GetCurrentProcess (&serial);
 434                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 435 #endif
 436
 437                 dcpomatic_setup_path_encoding ();
 438
 439                 /* Enable i18n; this will create a Config object
 440                    to look for a force-configured language.  This Config
 441                    object will be wrong, however, because dcpomatic_setup
 442                    hasn't yet been called and there aren't any filters etc.
 443                    set up yet.
 444                 */
 445                 dcpomatic_setup_i18n ();
 446
 447                 /* Set things up, including filters etc.
 448                    which will now be internationalised correctly.
 449                 */
 450                 dcpomatic_setup ();
 451
 452                 /* Force the configuration to be re-loaded correctly next
 453                    time it is needed.
 454                 */
 455                 Config::drop ();
 456
 457                 _frame = new DOMFrame ();
 458                 SetTopWindow (_frame);
 459                 _frame->Maximize ();
 460                 if (splash) {
 461                         splash->Destroy ();
 462                 }
 463                 _frame->Show ();
 464
 465                 signal_manager = new wxSignalManager (this);
 466
 467                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
 468                         try {
 469                                 _frame->load_dcp (_dcp_to_load);
 470                         } catch (exception& e) {
 471                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1 (%2)")), _dcp_to_load, e.what())));
 472                         }
 473                 }
 474
 475                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 476
 477                 if (Config::instance()->check_for_updates ()) {
 478                         UpdateChecker::instance()->run ();
 479                 }
 480
 481                 return true;
 482         }
 483         catch (exception& e)
 484         {
 485                 error_dialog (0, wxString::Format ("DCP-o-matic Player could not start: %s", std_to_wx(e.what())));
 486                 return true;
 487         }
 488
 489         void OnInitCmdLine (wxCmdLineParser& parser)
 490         {
 491                 parser.SetDesc (command_line_description);
 492                 parser.SetSwitchChars (wxT ("-"));
 493         }
 494
 495         bool OnCmdLineParsed (wxCmdLineParser& parser)
 496         {
 497                 if (parser.GetParamCount() > 0) {
 498                         _dcp_to_load = wx_to_std (parser.GetParam (0));
 499                 }
 500
 501                 return true;
 502         }
 503
 504         void report_exception ()
 505         {
 506                 try {
 507                         throw;
 508                 } catch (FileError& e) {
 509                         error_dialog (
 510                                 0,
 511                                 wxString::Format (
 512                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 513                                         std_to_wx (e.what()),
 514                                         std_to_wx (e.file().string().c_str ())
 515                                         )
 516                                 );
 517                 } catch (exception& e) {
 518                         error_dialog (
 519                                 0,
 520                                 wxString::Format (
 521                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
 522                                         std_to_wx (e.what ())
 523                                         )
 524                                 );
 525                 } catch (...) {
 526                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 527                 }
 528         }
 529
 530         /* An unhandled exception has occurred inside the main event loop */
 531         bool OnExceptionInMainLoop ()
 532         {
 533                 report_exception ();
 534                 /* This will terminate the program */
 535                 return false;
 536         }
 537
 538         void OnUnhandledException ()
 539         {
 540                 report_exception ();
 541         }
 542
 543         void idle ()
 544         {
 545                 signal_manager->ui_idle ();
 546         }
 547
 548         void config_failed_to_load ()
 549         {
 550                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
 551         }
 552
 553         void config_warning (string m)
 554         {
 555                 message_dialog (_frame, std_to_wx (m));
 556         }
 557
 558         DOMFrame* _frame;
 559         string _dcp_to_load;
 560 };
 561
 562 IMPLEMENT_APP (App)