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