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