src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "wx/wx_signal_manager.h"
  22 #include "wx/wx_util.h"
  23 #include "wx/about_dialog.h"
  24 #include "wx/report_problem_dialog.h"
  25 #include "wx/film_viewer.h"
  26 #include "wx/player_information.h"
  27 #include "wx/update_dialog.h"
  28 #include "wx/player_config_dialog.h"
  29 #include "wx/verify_dcp_dialog.h"
  30 #include "wx/controls.h"
  31 #include "lib/cross.h"
  32 #include "lib/config.h"
  33 #include "lib/util.h"
  34 #include "lib/internet.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 "lib/scoped_temporary.h"
  50 #include "lib/monitor_checker.h"
  51 #include <dcp/dcp.h>
  52 #include <dcp/raw_convert.h>
  53 #include <dcp/exceptions.h>
  54 #include <wx/wx.h>
  55 #include <wx/stdpaths.h>
  56 #include <wx/splash.h>
  57 #include <wx/cmdline.h>
  58 #include <wx/preferences.h>
  59 #include <wx/progdlg.h>
  60 #include <wx/display.h>
  61 #ifdef __WXOSX__
  62 #include <ApplicationServices/ApplicationServices.h>
  63 #endif
  64 #include <boost/bind.hpp>
  65 #include <iostream>
  66
  67 #ifdef check
  68 #undef check
  69 #endif
  70
  71 #define MAX_CPLS 32
  72
  73 using std::string;
  74 using std::cout;
  75 using std::list;
  76 using std::exception;
  77 using std::vector;
  78 using boost::shared_ptr;
  79 using boost::scoped_array;
  80 using boost::optional;
  81 using boost::dynamic_pointer_cast;
  82 using boost::thread;
  83 using boost::bind;
  84
  85 enum {
  86         ID_file_open = 1,
  87         ID_file_add_ov,
  88         ID_file_add_kdm,
  89         ID_file_history,
  90         /* Allow spare IDs after _history for the recent files list */
  91         ID_file_close = 100,
  92         ID_view_cpl,
  93         /* Allow spare IDs for CPLs */
  94         ID_view_full_screen = 200,
  95         ID_view_dual_screen,
  96         ID_view_closed_captions,
  97         ID_view_scale_appropriate,
  98         ID_view_scale_full,
  99         ID_view_scale_half,
 100         ID_view_scale_quarter,
 101         ID_help_report_a_problem,
 102         ID_tools_verify,
 103         ID_tools_check_for_updates,
 104         /* IDs for shortcuts (with no associated menu item) */
 105         ID_start_stop,
 106         ID_back_frame,
 107         ID_forward_frame
 108 };
 109
 110 class DOMFrame : public wxFrame
 111 {
 112 public:
 113         DOMFrame ()
 114                 : wxFrame (0, -1, _("DCP-o-matic Player"))
 115                 , _dual_screen (0)
 116                 , _update_news_requested (false)
 117                 , _info (0)
 118                 , _mode (Config::instance()->player_mode())
 119                 , _config_dialog (0)
 120                 , _file_menu (0)
 121                 , _history_items (0)
 122                 , _history_position (0)
 123                 , _history_separator (0)
 124                 , _view_full_screen (0)
 125                 , _view_dual_screen (0)
 126         {
 127
 128 #if defined(DCPOMATIC_WINDOWS)
 129                 maybe_open_console ();
 130                 cout << "DCP-o-matic Player is starting." << "\n";
 131 #endif
 132
 133                 wxMenuBar* bar = new wxMenuBar;
 134                 setup_menu (bar);
 135                 set_menu_sensitivity ();
 136                 SetMenuBar (bar);
 137
 138 #ifdef DCPOMATIC_WINDOWS
 139                 SetIcon (wxIcon (std_to_wx ("id")));
 140 #endif
 141
 142                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 143                 update_from_config ();
 144
 145                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 146                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 147                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 148                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 149                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 150                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 151                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 152                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
 153                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
 154                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
 155                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 156                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 157                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 158                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 159                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 160                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 161                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 163
 164                 /* Use a panel as the only child of the Frame so that we avoid
 165                    the dark-grey background on Windows.
 166                 */
 167                 _overall_panel = new wxPanel (this, wxID_ANY);
 168
 169                 _viewer.reset (new FilmViewer (_overall_panel));
 170                 _controls = new Controls (_overall_panel, _viewer, false);
 171                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 172                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
 173                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
 174                 _viewer->Seeked.connect (bind(&DOMFrame::playback_seeked, this, _1));
 175                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
 176 #ifdef DCPOMATIC_VARIANT_SWAROOP
 177                 _viewer->PositionChanged.connect (bind(&DOMFrame::position_changed, this));
 178 #endif
 179                 _info = new PlayerInformation (_overall_panel, _viewer);
 180                 setup_main_sizer (Config::instance()->player_mode());
 181 #ifdef __WXOSX__
 182                 int accelerators = 4;
 183 #else
 184                 int accelerators = 3;
 185 #endif
 186
 187                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 188                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 189                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 190                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 191 #ifdef __WXOSX__
 192                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 193 #endif
 194                 wxAcceleratorTable accel_table (accelerators, accel);
 195                 SetAcceleratorTable (accel_table);
 196                 delete[] accel;
 197
 198                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 199                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 200                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 201
 202                 reset_film ();
 203
 204                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 205 #ifdef DCPOMATIC_VARIANT_SWAROOP
 206                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
 207                 MonitorChecker::instance()->run ();
 208 #endif
 209                 setup_screen ();
 210
 211 #ifdef DCPOMATIC_VARIANT_SWAROOP
 212                 if (
 213                         boost::filesystem::is_regular_file(Config::path("position")) &&
 214                         boost::filesystem::is_regular_file(Config::path("spl.xml"))) {
 215
 216                         shared_ptr<Film> film (new Film(boost::optional<boost::filesystem::path>()));
 217                         film->read_metadata (Config::path("spl.xml"));
 218                         reset_film (film);
 219                         FILE* f = fopen_boost (Config::path("position"), "r");
 220                         if (f) {
 221                                 char buffer[64];
 222                                 fscanf (f, "%63s", buffer);
 223                                 _viewer->seek (DCPTime(atoi(buffer)), true);
 224                                 _viewer->start ();
 225                                 fclose (f);
 226                         }
 227                 }
 228
 229 #endif
 230         }
 231
 232         void position_changed ()
 233         {
 234                 if (!_viewer->playing() || _viewer->position().get() % DCPTime::HZ) {
 235                         return;
 236                 }
 237
 238                 FILE* f = fopen_boost (Config::path("position"), "w");
 239                 if (f) {
 240                         string const p = dcp::raw_convert<string> (_viewer->position().get());
 241                         fwrite (p.c_str(), p.length(), 1, f);
 242                         fclose (f);
 243                 }
 244         }
 245
 246 #ifdef DCPOMATIC_VARIANT_SWAROOP
 247         void monitor_checker_state_changed ()
 248         {
 249                 if (!MonitorChecker::instance()->ok()) {
 250                         error_dialog (this, _("The required display devices are not connected correctly."));
 251                         _viewer->stop ();
 252                 }
 253         }
 254 #endif
 255
 256         void setup_main_sizer (Config::PlayerMode mode)
 257         {
 258                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 259                 if (mode != Config::PLAYER_MODE_DUAL) {
 260                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
 261                 }
 262                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
 263                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 264                 _overall_panel->SetSizer (main_sizer);
 265                 _overall_panel->Layout ();
 266         }
 267
 268         bool playback_permitted ()
 269         {
 270 #ifdef DCPOMATIC_VARIANT_SWAROOP
 271                 if (!MonitorChecker::instance()->ok()) {
 272                         error_dialog (this, _("The required display devices are not connected correctly."));
 273                         return false;
 274                 }
 275 #endif
 276                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
 277                         return true;
 278                 }
 279
 280                 bool ok = true;
 281                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 282                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
 283                         if (d && !d->kdm_timing_window_valid()) {
 284                                 ok = false;
 285                         }
 286                 }
 287
 288                 if (!ok) {
 289                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
 290                 }
 291
 292                 return ok;
 293         }
 294
 295         void playback_started (DCPTime time)
 296         {
 297                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 298                 if (!log) {
 299                         return;
 300                 }
 301
 302                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 303                 DCPOMATIC_ASSERT (dcp);
 304                 DCPExaminer ex (dcp);
 305                 shared_ptr<dcp::CPL> playing_cpl;
 306                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 307                         if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 308                                 playing_cpl = i;
 309                         }
 310                 }
 311                 DCPOMATIC_ASSERT (playing_cpl)
 312
 313                 FILE* f = fopen_boost(*log, "a");
 314                 fprintf (
 315                         f,
 316                         "%s playback-started %s %s %s\n",
 317                         dcp::LocalTime().as_string().c_str(),
 318                         time.timecode(_film->video_frame_rate()).c_str(),
 319                         dcp->directories().front().string().c_str(),
 320                         playing_cpl->annotation_text().c_str()
 321                         );
 322                 fclose (f);
 323         }
 324
 325         void playback_seeked (DCPTime time)
 326         {
 327                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 328                 if (!log) {
 329                         return;
 330                 }
 331
 332                 FILE* f = fopen_boost(*log, "a");
 333                 fprintf (f, "%s playback-seeked %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 334                 fclose (f);
 335         }
 336
 337         void playback_stopped (DCPTime time)
 338         {
 339 #ifdef DCPOMATIC_VARIANT_SWAROOP
 340                 try {
 341                         boost::filesystem::remove (Config::path("position"));
 342                 } catch (...) {
 343                         /* Never mind */
 344                 }
 345 #endif
 346
 347                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 348                 if (!log) {
 349                         return;
 350                 }
 351
 352                 FILE* f = fopen_boost(*log, "a");
 353                 fprintf (f, "%s playback-stopped %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 354                 fclose (f);
 355         }
 356
 357         void set_decode_reduction (optional<int> reduction)
 358         {
 359                 _viewer->set_dcp_decode_reduction (reduction);
 360                 _info->triggered_update ();
 361                 Config::instance()->set_decode_reduction (reduction);
 362         }
 363
 364         void load_dcp (boost::filesystem::path dir)
 365         {
 366                 DCPOMATIC_ASSERT (_film);
 367
 368                 reset_film ();
 369                 try {
 370                         shared_ptr<DCPContent> dcp (new DCPContent(_film, dir));
 371                         _film->examine_and_add_content (dcp);
 372                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 373                         if (!ok || !report_errors_from_last_job(this)) {
 374                                 return;
 375                         }
 376                         Config::instance()->add_to_player_history (dir);
 377                 } catch (dcp::DCPReadError& e) {
 378                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
 379                 }
 380         }
 381
 382 #ifdef DCPOMATIC_VARIANT_SWAROOP
 383         optional<dcp::EncryptedKDM> get_kdm_from_url (shared_ptr<DCPContent> dcp)
 384         {
 385                 ScopedTemporary temp;
 386                 string url = Config::instance()->kdm_server_url();
 387                 boost::algorithm::replace_all (url, "{CPL}", *dcp->cpl());
 388                 optional<dcp::EncryptedKDM> kdm;
 389                 if (dcp->cpl() && !get_from_url(url, false, temp)) {
 390                         try {
 391                                 kdm = dcp::EncryptedKDM (dcp::file_to_string(temp.file()));
 392                                 if (kdm->cpl_id() != dcp->cpl()) {
 393                                         kdm = boost::none;
 394                                 }
 395                         } catch (std::exception& e) {
 396                                 /* Hey well */
 397                         }
 398                 }
 399                 return kdm;
 400         }
 401 #endif
 402
 403         optional<dcp::EncryptedKDM> get_kdm_from_directory (shared_ptr<DCPContent> dcp)
 404         {
 405                 using namespace boost::filesystem;
 406                 optional<path> kdm_dir = Config::instance()->player_kdm_directory();
 407                 if (!kdm_dir) {
 408                         return optional<dcp::EncryptedKDM>();
 409                 }
 410                 for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
 411                         try {
 412                                 if (file_size(i->path()) < MAX_KDM_SIZE) {
 413                                         dcp::EncryptedKDM kdm (dcp::file_to_string(i->path()));
 414                                         if (kdm.cpl_id() == dcp->cpl()) {
 415                                                 return kdm;
 416                                         }
 417                                 }
 418                         } catch (std::exception& e) {
 419                                 /* Hey well */
 420                         }
 421                 }
 422                 return optional<dcp::EncryptedKDM>();
 423         }
 424
 425         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
 426         {
 427                 _film = film;
 428                 _viewer->set_film (_film);
 429                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
 430         }
 431
 432         void film_changed (ChangeType type, Film::Property property)
 433         {
 434                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
 435                         return;
 436                 }
 437
 438                 _film->write_metadata (Config::path("spl.xml"));
 439
 440                 if (_viewer->playing ()) {
 441                         _viewer->stop ();
 442                 }
 443
 444                 /* Start off as Flat */
 445                 _film->set_container (Ratio::from_id("185"));
 446
 447                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 448                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
 449                         if (dcp && dcp->needs_kdm()) {
 450                                 optional<dcp::EncryptedKDM> kdm;
 451 #ifdef DCPOMATIC_VARIANT_SWAROOP
 452                                 kdm = get_kdm_from_url (dcp);
 453 #endif
 454                                 if (!kdm) {
 455                                         get_kdm_from_directory (dcp);
 456                                 }
 457
 458                                 if (kdm) {
 459                                         dcp->add_kdm (*kdm);
 460                                         dcp->examine (shared_ptr<Job>());
 461                                 }
 462                         }
 463
 464                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
 465                                 j->set_use (true);
 466                         }
 467
 468                         if (i->video) {
 469                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
 470                                 if (r->id() == "239") {
 471                                         /* Any scope content means we use scope */
 472                                         _film->set_container(r);
 473                                 }
 474                         }
 475
 476                         /* Any 3D content means we use 3D mode */
 477                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 478                                 _film->set_three_d (true);
 479                         }
 480                 }
 481
 482                 _viewer->seek (DCPTime(), true);
 483                 _info->triggered_update ();
 484
 485                 set_menu_sensitivity ();
 486
 487                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 488                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 489                         _cpl_menu->Remove (*i);
 490                 }
 491
 492                 if (_film->content().size() == 1) {
 493                         /* Offer a CPL menu */
 494                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
 495                         if (first) {
 496                                 DCPExaminer ex (first);
 497                                 int id = ID_view_cpl;
 498                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 499                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
 500                                                 id,
 501                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 502                                                 );
 503                                         j->Check(!first->cpl() || i->id() == *first->cpl());
 504                                         ++id;
 505                                 }
 506                         }
 507                 }
 508         }
 509
 510 private:
 511
 512         void setup_menu (wxMenuBar* m)
 513         {
 514                 _file_menu = new wxMenu;
 515                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 516                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 517                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 518
 519                 _history_position = _file_menu->GetMenuItems().GetCount();
 520
 521                 _file_menu->AppendSeparator ();
 522                 _file_menu->Append (ID_file_close, _("&Close"));
 523                 _file_menu->AppendSeparator ();
 524
 525 #ifdef __WXOSX__
 526                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 527 #else
 528                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 529 #endif
 530
 531 #ifdef __WXOSX__
 532                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 533 #else
 534                 wxMenu* edit = new wxMenu;
 535                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 536 #endif
 537
 538                 prefs->Enable (Config::instance()->have_write_permission());
 539
 540                 _cpl_menu = new wxMenu;
 541
 542                 wxMenu* view = new wxMenu;
 543                 optional<int> c = Config::instance()->decode_reduction();
 544                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 545                 view->AppendSeparator();
 546 #ifndef DCPOMATIC_VARIANT_SWAROOP
 547                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 548                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 549 #endif
 550                 setup_menu ();
 551                 view->AppendSeparator();
 552                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 553                 view->AppendSeparator();
 554                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 555                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 556                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 557                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 558
 559                 wxMenu* tools = new wxMenu;
 560                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 561                 tools->AppendSeparator ();
 562                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 563
 564                 wxMenu* help = new wxMenu;
 565 #ifdef __WXOSX__
 566                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 567 #else
 568                 help->Append (wxID_ABOUT, _("About"));
 569 #endif
 570                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 571
 572                 m->Append (_file_menu, _("&File"));
 573 #ifndef __WXOSX__
 574                 m->Append (edit, _("&Edit"));
 575 #endif
 576                 m->Append (view, _("&View"));
 577                 m->Append (tools, _("&Tools"));
 578                 m->Append (help, _("&Help"));
 579         }
 580
 581         void file_open ()
 582         {
 583                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 584                 if (Config::instance()->last_player_load_directory()) {
 585                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 586                 }
 587
 588                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 589
 590                 int r;
 591                 while (true) {
 592                         r = c->ShowModal ();
 593                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 594                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 595                         } else {
 596                                 break;
 597                         }
 598                 }
 599
 600                 if (r == wxID_OK) {
 601                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 602                         load_dcp (dcp);
 603                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 604                 }
 605
 606                 c->Destroy ();
 607         }
 608
 609         void file_add_ov ()
 610         {
 611                 wxDirDialog* c = new wxDirDialog (
 612                         this,
 613                         _("Select DCP to open as OV"),
 614                         wxStandardPaths::Get().GetDocumentsDir(),
 615                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 616                         );
 617
 618                 int r;
 619                 while (true) {
 620                         r = c->ShowModal ();
 621                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 622                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 623                         } else {
 624                                 break;
 625                         }
 626                 }
 627
 628                 if (r == wxID_OK) {
 629                         DCPOMATIC_ASSERT (_film);
 630                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 631                         DCPOMATIC_ASSERT (dcp);
 632                         dcp->add_ov (wx_to_std(c->GetPath()));
 633                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 634                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 635                         if (!ok || !report_errors_from_last_job(this)) {
 636                                 return;
 637                         }
 638                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 639                                 i->set_use (true);
 640                         }
 641                         if (dcp->video) {
 642                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 643                                 if (r) {
 644                                         _film->set_container(r);
 645                                 }
 646                         }
 647                 }
 648
 649                 c->Destroy ();
 650                 _info->triggered_update ();
 651         }
 652
 653         void file_add_kdm ()
 654         {
 655                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 656
 657                 if (d->ShowModal() == wxID_OK) {
 658                         DCPOMATIC_ASSERT (_film);
 659                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 660                         DCPOMATIC_ASSERT (dcp);
 661                         try {
 662                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 663                                 dcp->examine (shared_ptr<Job>());
 664                         } catch (exception& e) {
 665                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 666                                 d->Destroy ();
 667                                 return;
 668                         }
 669                 }
 670
 671                 d->Destroy ();
 672                 _info->triggered_update ();
 673         }
 674
 675         void file_history (wxCommandEvent& event)
 676         {
 677                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 678                 int n = event.GetId() - ID_file_history;
 679                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 680                         load_dcp (history[n]);
 681                 }
 682         }
 683
 684         void file_close ()
 685         {
 686                 reset_film ();
 687                 _info->triggered_update ();
 688                 set_menu_sensitivity ();
 689         }
 690
 691         void file_exit ()
 692         {
 693                 Close ();
 694         }
 695
 696         void edit_preferences ()
 697         {
 698                 if (!Config::instance()->have_write_permission()) {
 699                         return;
 700                 }
 701
 702                 if (!_config_dialog) {
 703                         _config_dialog = create_player_config_dialog ();
 704                 }
 705                 _config_dialog->Show (this);
 706         }
 707
 708         void view_cpl (wxCommandEvent& ev)
 709         {
 710                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 711                 DCPOMATIC_ASSERT (dcp);
 712                 DCPExaminer ex (dcp);
 713                 int id = ev.GetId() - ID_view_cpl;
 714                 DCPOMATIC_ASSERT (id >= 0);
 715                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 716                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 717                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 718                 while (id > 0) {
 719                         ++i;
 720                         --id;
 721                 }
 722
 723                 dcp->set_cpl ((*i)->id());
 724                 dcp->examine (shared_ptr<Job>());
 725         }
 726
 727         void view_full_screen ()
 728         {
 729                 if (_mode == Config::PLAYER_MODE_FULL) {
 730                         _mode = Config::PLAYER_MODE_WINDOW;
 731                 } else {
 732                         _mode = Config::PLAYER_MODE_FULL;
 733                 }
 734                 setup_screen ();
 735                 setup_menu ();
 736         }
 737
 738         void view_dual_screen ()
 739         {
 740                 if (_mode == Config::PLAYER_MODE_DUAL) {
 741                         _mode = Config::PLAYER_MODE_WINDOW;
 742                 } else {
 743                         _mode = Config::PLAYER_MODE_DUAL;
 744                 }
 745                 setup_screen ();
 746                 setup_menu ();
 747         }
 748
 749         void setup_menu ()
 750         {
 751                 if (_view_full_screen) {
 752                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 753                 }
 754                 if (_view_dual_screen) {
 755                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 756                 }
 757         }
 758
 759         void setup_screen ()
 760         {
 761                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 762                 _controls->show_extended_player_controls (_mode == Config::PLAYER_MODE_DUAL);
 763                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 764                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 765                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 766
 767                 if (_mode == Config::PLAYER_MODE_DUAL) {
 768                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 769                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 770                         _dual_screen->ShowFullScreen (true);
 771                         _viewer->panel()->Reparent (_dual_screen);
 772                         _dual_screen->Show ();
 773                         if (wxDisplay::GetCount() > 1) {
 774                                 switch (Config::instance()->image_display()) {
 775                                 case 0:
 776                                         _dual_screen->Move (0, 0);
 777                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 778                                         break;
 779                                 case 1:
 780                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 781                                         // (0, 0) doesn't seem to work for some strange reason
 782                                         Move (8, 8);
 783                                         break;
 784                                 }
 785                         }
 786                 } else {
 787                         if (_dual_screen) {
 788                                 _viewer->panel()->Reparent (_overall_panel);
 789                                 _dual_screen->Destroy ();
 790                                 _dual_screen = 0;
 791                         }
 792                 }
 793
 794                 setup_main_sizer (_mode);
 795         }
 796
 797         void view_closed_captions ()
 798         {
 799                 _viewer->show_closed_captions ();
 800         }
 801
 802         void tools_verify ()
 803         {
 804                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 805                 DCPOMATIC_ASSERT (dcp);
 806
 807                 JobManager* jm = JobManager::instance ();
 808                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 809                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
 810                 if (!ok) {
 811                         return;
 812                 }
 813
 814                 DCPOMATIC_ASSERT (!jm->get().empty());
 815                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 816                 DCPOMATIC_ASSERT (last);
 817
 818                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 819                 d->ShowModal ();
 820                 d->Destroy ();
 821         }
 822
 823         void tools_check_for_updates ()
 824         {
 825                 UpdateChecker::instance()->run ();
 826                 _update_news_requested = true;
 827         }
 828
 829         void help_about ()
 830         {
 831                 AboutDialog* d = new AboutDialog (this);
 832                 d->ShowModal ();
 833                 d->Destroy ();
 834         }
 835
 836         void help_report_a_problem ()
 837         {
 838                 ReportProblemDialog* d = new ReportProblemDialog (this);
 839                 if (d->ShowModal () == wxID_OK) {
 840                         d->report ();
 841                 }
 842                 d->Destroy ();
 843         }
 844
 845         void update_checker_state_changed ()
 846         {
 847                 UpdateChecker* uc = UpdateChecker::instance ();
 848
 849                 bool const announce =
 850                         _update_news_requested ||
 851                         (uc->stable() && Config::instance()->check_for_updates()) ||
 852                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 853
 854                 _update_news_requested = false;
 855
 856                 if (!announce) {
 857                         return;
 858                 }
 859
 860                 if (uc->state() == UpdateChecker::YES) {
 861                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 862                         dialog->ShowModal ();
 863                         dialog->Destroy ();
 864                 } else if (uc->state() == UpdateChecker::FAILED) {
 865                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 866                 } else {
 867                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 868                 }
 869
 870                 _update_news_requested = false;
 871         }
 872
 873         void config_changed (Config::Property prop)
 874         {
 875                 /* Instantly save any config changes when using the player GUI */
 876                 try {
 877                         Config::instance()->write_config();
 878                 } catch (FileError& e) {
 879                         if (prop != Config::HISTORY) {
 880                                 error_dialog (
 881                                         this,
 882                                         wxString::Format(
 883                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 884                                                 std_to_wx(e.file().string())
 885                                                 )
 886                                         );
 887                         }
 888                 } catch (exception& e) {
 889                         error_dialog (
 890                                 this,
 891                                 _("Could not write to config file.  Your changes have not been saved.")
 892                                 );
 893                 }
 894
 895                 update_from_config ();
 896         }
 897
 898         void update_from_config ()
 899         {
 900                 for (int i = 0; i < _history_items; ++i) {
 901                         delete _file_menu->Remove (ID_file_history + i);
 902                 }
 903
 904                 if (_history_separator) {
 905                         _file_menu->Remove (_history_separator);
 906                 }
 907                 delete _history_separator;
 908                 _history_separator = 0;
 909
 910                 int pos = _history_position;
 911
 912                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 913
 914                 if (!history.empty ()) {
 915                         _history_separator = _file_menu->InsertSeparator (pos++);
 916                 }
 917
 918                 for (size_t i = 0; i < history.size(); ++i) {
 919                         string s;
 920                         if (i < 9) {
 921                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 922                         } else {
 923                                 s = history[i].string();
 924                         }
 925                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 926                 }
 927
 928                 _history_items = history.size ();
 929         }
 930
 931         void set_menu_sensitivity ()
 932         {
 933                 _tools_verify->Enable (static_cast<bool>(_film));
 934                 _file_add_ov->Enable (static_cast<bool>(_film));
 935                 _file_add_kdm->Enable (static_cast<bool>(_film));
 936                 _view_cpl->Enable (static_cast<bool>(_film));
 937         }
 938
 939         void start_stop_pressed ()
 940         {
 941                 if (_viewer->playing()) {
 942                         _viewer->stop();
 943                 } else {
 944                         _viewer->start();
 945                 }
 946         }
 947
 948         void back_frame ()
 949         {
 950                 _viewer->seek_by (-_viewer->one_video_frame(), true);
 951         }
 952
 953         void forward_frame ()
 954         {
 955                 _viewer->seek_by (_viewer->one_video_frame(), true);
 956         }
 957
 958 private:
 959
 960         wxFrame* _dual_screen;
 961         bool _update_news_requested;
 962         PlayerInformation* _info;
 963         Config::PlayerMode _mode;
 964         wxPreferencesEditor* _config_dialog;
 965         wxPanel* _overall_panel;
 966         wxMenu* _file_menu;
 967         wxMenuItem* _view_cpl;
 968         wxMenu* _cpl_menu;
 969         int _history_items;
 970         int _history_position;
 971         wxMenuItem* _history_separator;
 972         shared_ptr<FilmViewer> _viewer;
 973         Controls* _controls;
 974         boost::shared_ptr<Film> _film;
 975         boost::signals2::scoped_connection _config_changed_connection;
 976         wxMenuItem* _file_add_ov;
 977         wxMenuItem* _file_add_kdm;
 978         wxMenuItem* _tools_verify;
 979         wxMenuItem* _view_full_screen;
 980         wxMenuItem* _view_dual_screen;
 981 };
 982
 983 static const wxCmdLineEntryDesc command_line_description[] = {
 984         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 985         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 986 };
 987
 988 class PlayServer : public Server
 989 {
 990 public:
 991         explicit PlayServer (DOMFrame* frame)
 992                 : Server (PLAYER_PLAY_PORT)
 993                 , _frame (frame)
 994         {}
 995
 996         void handle (shared_ptr<Socket> socket)
 997         {
 998                 try {
 999                         int const length = socket->read_uint32 ();
1000                         scoped_array<char> buffer (new char[length]);
1001                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
1002                         string s (buffer.get());
1003                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
1004                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
1005                 } catch (...) {
1006
1007                 }
1008         }
1009
1010 private:
1011         DOMFrame* _frame;
1012 };
1013
1014 /** @class App
1015  *  @brief The magic App class for wxWidgets.
1016  */
1017 class App : public wxApp
1018 {
1019 public:
1020         App ()
1021                 : wxApp ()
1022                 , _frame (0)
1023         {}
1024
1025 private:
1026
1027         bool OnInit ()
1028         try
1029         {
1030                 wxInitAllImageHandlers ();
1031
1032                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1033                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1034
1035                 wxSplashScreen* splash = maybe_show_splash ();
1036
1037                 SetAppName (_("DCP-o-matic Player"));
1038
1039                 if (!wxApp::OnInit()) {
1040                         return false;
1041                 }
1042
1043 #ifdef DCPOMATIC_LINUX
1044                 unsetenv ("UBUNTU_MENUPROXY");
1045 #endif
1046
1047 #ifdef __WXOSX__
1048                 ProcessSerialNumber serial;
1049                 GetCurrentProcess (&serial);
1050                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1051 #endif
1052
1053                 dcpomatic_setup_path_encoding ();
1054
1055                 /* Enable i18n; this will create a Config object
1056                    to look for a force-configured language.  This Config
1057                    object will be wrong, however, because dcpomatic_setup
1058                    hasn't yet been called and there aren't any filters etc.
1059                    set up yet.
1060                 */
1061                 dcpomatic_setup_i18n ();
1062
1063                 /* Set things up, including filters etc.
1064                    which will now be internationalised correctly.
1065                 */
1066                 dcpomatic_setup ();
1067
1068                 /* Force the configuration to be re-loaded correctly next
1069                    time it is needed.
1070                 */
1071                 Config::drop ();
1072
1073                 signal_manager = new wxSignalManager (this);
1074
1075                 _frame = new DOMFrame ();
1076                 SetTopWindow (_frame);
1077                 _frame->Maximize ();
1078                 if (splash) {
1079                         splash->Destroy ();
1080                 }
1081                 _frame->Show ();
1082
1083                 PlayServer* server = new PlayServer (_frame);
1084                 new thread (boost::bind (&PlayServer::run, server));
1085
1086                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1087                         try {
1088                                 _frame->load_dcp (_dcp_to_load);
1089                         } catch (exception& e) {
1090                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1091                         }
1092                 }
1093
1094                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1095
1096                 if (Config::instance()->check_for_updates ()) {
1097                         UpdateChecker::instance()->run ();
1098                 }
1099
1100                 return true;
1101         }
1102         catch (exception& e)
1103         {
1104                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1105                 return true;
1106         }
1107
1108         void OnInitCmdLine (wxCmdLineParser& parser)
1109         {
1110                 parser.SetDesc (command_line_description);
1111                 parser.SetSwitchChars (wxT ("-"));
1112         }
1113
1114         bool OnCmdLineParsed (wxCmdLineParser& parser)
1115         {
1116                 if (parser.GetParamCount() > 0) {
1117                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1118                 }
1119
1120                 return true;
1121         }
1122
1123         void report_exception ()
1124         {
1125                 try {
1126                         throw;
1127                 } catch (FileError& e) {
1128                         error_dialog (
1129                                 0,
1130                                 wxString::Format (
1131                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1132                                         std_to_wx (e.what()),
1133                                         std_to_wx (e.file().string().c_str ())
1134                                         )
1135                                 );
1136                 } catch (exception& e) {
1137                         error_dialog (
1138                                 0,
1139                                 wxString::Format (
1140                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1141                                         std_to_wx (e.what ())
1142                                         )
1143                                 );
1144                 } catch (...) {
1145                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1146                 }
1147         }
1148
1149         /* An unhandled exception has occurred inside the main event loop */
1150         bool OnExceptionInMainLoop ()
1151         {
1152                 report_exception ();
1153                 /* This will terminate the program */
1154                 return false;
1155         }
1156
1157         void OnUnhandledException ()
1158         {
1159                 report_exception ();
1160         }
1161
1162         void idle ()
1163         {
1164                 signal_manager->ui_idle ();
1165         }
1166
1167         void config_failed_to_load ()
1168         {
1169                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1170         }
1171
1172         void config_warning (string m)
1173         {
1174                 message_dialog (_frame, std_to_wx (m));
1175         }
1176
1177         DOMFrame* _frame;
1178         string _dcp_to_load;
1179 };
1180
1181 IMPLEMENT_APP (App)