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