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