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                 config_changed ();
 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         optional<dcp::EncryptedKDM> get_kdm_from_url (shared_ptr<DCPContent> dcp)
 304         {
 305                 ScopedTemporary temp;
 306                 string url = Config::instance()->kdm_server_url();
 307                 boost::algorithm::replace_all (url, "{CPL}", *dcp->cpl());
 308                 optional<dcp::EncryptedKDM> kdm;
 309                 if (dcp->cpl() && !get_from_url(url, false, temp)) {
 310                         try {
 311                                 kdm = dcp::EncryptedKDM (dcp::file_to_string(temp.file()));
 312                                 if (kdm->cpl_id() != dcp->cpl()) {
 313                                         kdm = boost::none;
 314                                 }
 315                         } catch (std::exception& e) {
 316                                 /* Hey well */
 317                         }
 318                 }
 319                 return kdm;
 320         }
 321
 322         optional<dcp::EncryptedKDM> get_kdm_from_directory (shared_ptr<DCPContent> dcp)
 323         {
 324                 using namespace boost::filesystem;
 325                 optional<path> kdm_dir = Config::instance()->player_kdm_directory();
 326                 if (!kdm_dir) {
 327                         return optional<dcp::EncryptedKDM>();
 328                 }
 329                 for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
 330                         if (file_size(i->path()) < MAX_KDM_SIZE) {
 331                                 try {
 332                                         dcp::EncryptedKDM kdm (dcp::file_to_string(i->path()));
 333                                         if (kdm.cpl_id() == dcp->cpl()) {
 334                                                 return kdm;
 335                                         }
 336                                 } catch (std::exception& e) {
 337                                         /* Hey well */
 338                                 }
 339                         }
 340                 }
 341                 return optional<dcp::EncryptedKDM>();
 342         }
 343
 344         void set_spl (list<SPLEntry> spl)
 345         {
 346                 if (_viewer->playing ()) {
 347                         _viewer->stop ();
 348                 }
 349
 350                 _film.reset (new Film (optional<boost::filesystem::path>()));
 351
 352                 if (spl.empty ()) {
 353                         _viewer->set_film (_film);
 354                         _info->triggered_update ();
 355                         return;
 356                 }
 357
 358                 /* Start off as Flat */
 359                 _film->set_container (Ratio::from_id("185"));
 360
 361                 DCPTime position;
 362                 shared_ptr<DCPContent> first;
 363
 364                 BOOST_FOREACH (SPLEntry i, spl) {
 365                         shared_ptr<DCPContent> dcp;
 366                         try {
 367                                 dcp.reset (new DCPContent (_film, i.dcp));
 368                         } catch (boost::filesystem::filesystem_error& e) {
 369                                 error_dialog (this, _("Could not load DCP"), std_to_wx (e.what()));
 370                                 return;
 371                         }
 372
 373                         if (!first) {
 374                                 first = dcp;
 375                         }
 376
 377                         _film->examine_and_add_content (dcp, true);
 378                         bool const ok = progress (_("Loading DCP"));
 379                         if (!ok || !report_errors_from_last_job()) {
 380                                 return;
 381                         }
 382
 383                         dcp->set_position (position + i.black_before);
 384                         position += dcp->length_after_trim() + i.black_before;
 385
 386                         /* This DCP has been examined and loaded */
 387
 388                         if (dcp->needs_kdm()) {
 389                                 optional<dcp::EncryptedKDM> kdm;
 390 #ifdef DCPOMATIC_VARIANT_SWAROOP
 391                                 kdm = get_kdm_from_url (dcp);
 392 #endif
 393                                 if (!kdm) {
 394                                         get_kdm_from_directory (dcp);
 395                                 }
 396
 397                                 if (kdm) {
 398                                         dcp->add_kdm (*kdm);
 399                                         dcp->examine (shared_ptr<Job>());
 400                                 }
 401                         }
 402
 403                         BOOST_FOREACH (shared_ptr<TextContent> j, dcp->text) {
 404                                 j->set_use (true);
 405                         }
 406
 407                         if (dcp->video) {
 408                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 409                                 if (r->id() == "239") {
 410                                         /* Any scope content means we use scope */
 411                                         _film->set_container(r);
 412                                 }
 413                         }
 414
 415                         /* Any 3D content means we use 3D mode */
 416                         if (dcp->three_d()) {
 417                                 _film->set_three_d (true);
 418                         }
 419
 420                         _viewer->set_film (_film);
 421                         _viewer->seek (DCPTime(), true);
 422                         _info->triggered_update ();
 423
 424                         set_menu_sensitivity ();
 425                         _controls->log (wxString::Format(_("Load DCP %s"), i.dcp.filename().string().c_str()));
 426                 }
 427
 428                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 429                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 430                         _cpl_menu->Remove (*i);
 431                 }
 432
 433                 if (spl.size() == 1) {
 434                         /* Offer a CPL menu */
 435                         DCPExaminer ex (first);
 436                         int id = ID_view_cpl;
 437                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 438                                 wxMenuItem* j = _cpl_menu->AppendRadioItem(
 439                                         id,
 440                                         wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 441                                         );
 442                                 j->Check(!first->cpl() || i->id() == *first->cpl());
 443                                 ++id;
 444                         }
 445                 }
 446         }
 447
 448 private:
 449
 450         void setup_menu (wxMenuBar* m)
 451         {
 452                 _file_menu = new wxMenu;
 453                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 454                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 455                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 456
 457                 _history_position = _file_menu->GetMenuItems().GetCount();
 458
 459                 _file_menu->AppendSeparator ();
 460                 _file_menu->Append (ID_file_close, _("&Close"));
 461                 _file_menu->AppendSeparator ();
 462
 463 #ifdef __WXOSX__
 464                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 465 #else
 466                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 467 #endif
 468
 469 #ifdef __WXOSX__
 470                 _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 471 #else
 472                 wxMenu* edit = new wxMenu;
 473                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 474 #endif
 475
 476                 _cpl_menu = new wxMenu;
 477
 478                 wxMenu* view = new wxMenu;
 479                 optional<int> c = Config::instance()->decode_reduction();
 480                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 481                 view->AppendSeparator();
 482 #ifndef DCPOMATIC_VARIANT_SWAROOP
 483                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 484                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 485 #endif
 486                 setup_menu ();
 487                 view->AppendSeparator();
 488                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 489                 view->AppendSeparator();
 490                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 491                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 492                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 493                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 494
 495                 wxMenu* tools = new wxMenu;
 496                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 497                 tools->AppendSeparator ();
 498                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 499
 500                 wxMenu* help = new wxMenu;
 501 #ifdef __WXOSX__
 502                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 503 #else
 504                 help->Append (wxID_ABOUT, _("About"));
 505 #endif
 506                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 507
 508                 m->Append (_file_menu, _("&File"));
 509 #ifndef __WXOSX__
 510                 m->Append (edit, _("&Edit"));
 511 #endif
 512                 m->Append (view, _("&View"));
 513                 m->Append (tools, _("&Tools"));
 514                 m->Append (help, _("&Help"));
 515         }
 516
 517         void file_open ()
 518         {
 519                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 520                 if (Config::instance()->last_player_load_directory()) {
 521                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 522                 }
 523
 524                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 525
 526                 int r;
 527                 while (true) {
 528                         r = c->ShowModal ();
 529                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 530                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 531                         } else {
 532                                 break;
 533                         }
 534                 }
 535
 536                 if (r == wxID_OK) {
 537                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 538                         load_dcp (dcp);
 539                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 540                 }
 541
 542                 c->Destroy ();
 543         }
 544
 545         void file_add_ov ()
 546         {
 547                 wxDirDialog* c = new wxDirDialog (
 548                         this,
 549                         _("Select DCP to open as OV"),
 550                         wxStandardPaths::Get().GetDocumentsDir(),
 551                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 552                         );
 553
 554                 int r;
 555                 while (true) {
 556                         r = c->ShowModal ();
 557                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 558                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 559                         } else {
 560                                 break;
 561                         }
 562                 }
 563
 564                 if (r == wxID_OK) {
 565                         DCPOMATIC_ASSERT (_film);
 566                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 567                         DCPOMATIC_ASSERT (dcp);
 568                         dcp->add_ov (wx_to_std(c->GetPath()));
 569                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 570                         bool const ok = progress (_("Loading DCP"));
 571                         if (!ok || !report_errors_from_last_job()) {
 572                                 return;
 573                         }
 574                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 575                                 i->set_use (true);
 576                         }
 577                         if (dcp->video) {
 578                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 579                                 if (r) {
 580                                         _film->set_container(r);
 581                                 }
 582                         }
 583                 }
 584
 585                 c->Destroy ();
 586                 _info->triggered_update ();
 587         }
 588
 589         void file_add_kdm ()
 590         {
 591                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 592
 593                 if (d->ShowModal() == wxID_OK) {
 594                         DCPOMATIC_ASSERT (_film);
 595                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 596                         DCPOMATIC_ASSERT (dcp);
 597                         try {
 598                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 599                                 dcp->examine (shared_ptr<Job>());
 600                         } catch (exception& e) {
 601                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 602                                 d->Destroy ();
 603                                 return;
 604                         }
 605                 }
 606
 607                 d->Destroy ();
 608                 _info->triggered_update ();
 609         }
 610
 611         void file_history (wxCommandEvent& event)
 612         {
 613                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 614                 int n = event.GetId() - ID_file_history;
 615                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 616                         load_dcp (history[n]);
 617                 }
 618         }
 619
 620         void file_close ()
 621         {
 622                 _viewer->set_film (shared_ptr<Film>());
 623                 _film.reset ();
 624                 _info->triggered_update ();
 625                 set_menu_sensitivity ();
 626         }
 627
 628         void file_exit ()
 629         {
 630                 Close ();
 631         }
 632
 633         void edit_preferences ()
 634         {
 635                 if (!_config_dialog) {
 636                         _config_dialog = create_player_config_dialog ();
 637                 }
 638                 _config_dialog->Show (this);
 639         }
 640
 641         void view_cpl (wxCommandEvent& ev)
 642         {
 643                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 644                 DCPOMATIC_ASSERT (dcp);
 645                 DCPExaminer ex (dcp);
 646                 int id = ev.GetId() - ID_view_cpl;
 647                 DCPOMATIC_ASSERT (id >= 0);
 648                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 649                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 650                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 651                 while (id > 0) {
 652                         ++i;
 653                         --id;
 654                 }
 655
 656                 dcp->set_cpl ((*i)->id());
 657                 dcp->examine (shared_ptr<Job>());
 658         }
 659
 660         void view_full_screen ()
 661         {
 662                 if (_mode == Config::PLAYER_MODE_FULL) {
 663                         _mode = Config::PLAYER_MODE_WINDOW;
 664                 } else {
 665                         _mode = Config::PLAYER_MODE_FULL;
 666                 }
 667                 setup_screen ();
 668                 setup_menu ();
 669         }
 670
 671         void view_dual_screen ()
 672         {
 673                 if (_mode == Config::PLAYER_MODE_DUAL) {
 674                         _mode = Config::PLAYER_MODE_WINDOW;
 675                 } else {
 676                         _mode = Config::PLAYER_MODE_DUAL;
 677                 }
 678                 setup_screen ();
 679                 setup_menu ();
 680         }
 681
 682         void setup_menu ()
 683         {
 684                 if (_view_full_screen) {
 685                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 686                 }
 687                 if (_view_dual_screen) {
 688                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 689                 }
 690         }
 691
 692         void setup_screen ()
 693         {
 694                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 695                 _controls->show_extended_player_controls (_mode == Config::PLAYER_MODE_DUAL);
 696                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 697                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 698                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 699
 700                 if (_mode == Config::PLAYER_MODE_DUAL) {
 701                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 702                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 703                         _dual_screen->ShowFullScreen (true);
 704                         _viewer->panel()->Reparent (_dual_screen);
 705                         _dual_screen->Show ();
 706                         if (wxDisplay::GetCount() > 1) {
 707                                 switch (Config::instance()->image_display()) {
 708                                 case 0:
 709                                         _dual_screen->Move (0, 0);
 710                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 711                                         break;
 712                                 case 1:
 713                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 714                                         // (0, 0) doesn't seem to work for some strange reason
 715                                         Move (8, 8);
 716                                         break;
 717                                 }
 718                         }
 719                 } else {
 720                         if (_dual_screen) {
 721                                 _viewer->panel()->Reparent (_overall_panel);
 722                                 _dual_screen->Destroy ();
 723                                 _dual_screen = 0;
 724                         }
 725                 }
 726
 727                 setup_main_sizer (_mode);
 728         }
 729
 730         void view_closed_captions ()
 731         {
 732                 _viewer->show_closed_captions ();
 733         }
 734
 735         void tools_verify ()
 736         {
 737                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 738                 DCPOMATIC_ASSERT (dcp);
 739
 740                 JobManager* jm = JobManager::instance ();
 741                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 742                 bool const ok = progress (_("Verifying DCP"));
 743                 if (!ok) {
 744                         return;
 745                 }
 746
 747                 DCPOMATIC_ASSERT (!jm->get().empty());
 748                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 749                 DCPOMATIC_ASSERT (last);
 750
 751                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 752                 d->ShowModal ();
 753                 d->Destroy ();
 754         }
 755
 756         void tools_check_for_updates ()
 757         {
 758                 UpdateChecker::instance()->run ();
 759                 _update_news_requested = true;
 760         }
 761
 762         void help_about ()
 763         {
 764                 AboutDialog* d = new AboutDialog (this);
 765                 d->ShowModal ();
 766                 d->Destroy ();
 767         }
 768
 769         void help_report_a_problem ()
 770         {
 771                 ReportProblemDialog* d = new ReportProblemDialog (this);
 772                 if (d->ShowModal () == wxID_OK) {
 773                         d->report ();
 774                 }
 775                 d->Destroy ();
 776         }
 777
 778         void update_checker_state_changed ()
 779         {
 780                 UpdateChecker* uc = UpdateChecker::instance ();
 781
 782                 bool const announce =
 783                         _update_news_requested ||
 784                         (uc->stable() && Config::instance()->check_for_updates()) ||
 785                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 786
 787                 _update_news_requested = false;
 788
 789                 if (!announce) {
 790                         return;
 791                 }
 792
 793                 if (uc->state() == UpdateChecker::YES) {
 794                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 795                         dialog->ShowModal ();
 796                         dialog->Destroy ();
 797                 } else if (uc->state() == UpdateChecker::FAILED) {
 798                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 799                 } else {
 800                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 801                 }
 802
 803                 _update_news_requested = false;
 804         }
 805
 806         void config_changed ()
 807         {
 808                 /* Instantly save any config changes when using the player GUI */
 809                 try {
 810                         Config::instance()->write_config();
 811                 } catch (exception& e) {
 812                         error_dialog (
 813                                 this,
 814                                 wxString::Format (
 815                                         _("Could not write to config file at %s.  Your changes have not been saved."),
 816                                         std_to_wx (Config::instance()->cinemas_file().string()).data()
 817                                         )
 818                                 );
 819                 }
 820
 821                 for (int i = 0; i < _history_items; ++i) {
 822                         delete _file_menu->Remove (ID_file_history + i);
 823                 }
 824
 825                 if (_history_separator) {
 826                         _file_menu->Remove (_history_separator);
 827                 }
 828                 delete _history_separator;
 829                 _history_separator = 0;
 830
 831                 int pos = _history_position;
 832
 833                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 834
 835                 if (!history.empty ()) {
 836                         _history_separator = _file_menu->InsertSeparator (pos++);
 837                 }
 838
 839                 for (size_t i = 0; i < history.size(); ++i) {
 840                         string s;
 841                         if (i < 9) {
 842                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 843                         } else {
 844                                 s = history[i].string();
 845                         }
 846                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 847                 }
 848
 849                 _history_items = history.size ();
 850         }
 851
 852         void set_menu_sensitivity ()
 853         {
 854                 _tools_verify->Enable (static_cast<bool>(_film));
 855                 _file_add_ov->Enable (static_cast<bool>(_film));
 856                 _file_add_kdm->Enable (static_cast<bool>(_film));
 857                 _view_cpl->Enable (static_cast<bool>(_film));
 858         }
 859
 860         void start_stop_pressed ()
 861         {
 862                 if (_viewer->playing()) {
 863                         _viewer->stop();
 864                 } else {
 865                         _viewer->start();
 866                 }
 867         }
 868
 869         void back_frame ()
 870         {
 871                 _viewer->seek_by (-_viewer->one_video_frame(), true);
 872         }
 873
 874         void forward_frame ()
 875         {
 876                 _viewer->seek_by (_viewer->one_video_frame(), true);
 877         }
 878
 879 private:
 880
 881         /** @return false if the task was cancelled */
 882         bool progress (wxString task)
 883         {
 884                 JobManager* jm = JobManager::instance ();
 885
 886                 wxProgressDialog* progress = new wxProgressDialog (_("DCP-o-matic Player"), task, 100, 0, wxPD_CAN_ABORT);
 887
 888                 bool ok = true;
 889
 890                 while (jm->work_to_do() || signal_manager->ui_idle()) {
 891                         dcpomatic_sleep (1);
 892                         if (!progress->Pulse()) {
 893                                 /* user pressed cancel */
 894                                 BOOST_FOREACH (shared_ptr<Job> i, jm->get()) {
 895                                         i->cancel();
 896                                 }
 897                                 ok = false;
 898                                 break;
 899                         }
 900                 }
 901
 902                 progress->Destroy ();
 903                 return ok;
 904         }
 905
 906         bool report_errors_from_last_job ()
 907         {
 908                 JobManager* jm = JobManager::instance ();
 909
 910                 DCPOMATIC_ASSERT (!jm->get().empty());
 911
 912                 shared_ptr<Job> last = jm->get().back();
 913                 if (last->finished_in_error()) {
 914                         error_dialog(this, std_to_wx(last->error_summary()) + ".\n", std_to_wx(last->error_details()));
 915                         return false;
 916                 }
 917
 918                 return true;
 919         }
 920
 921         wxFrame* _dual_screen;
 922         bool _update_news_requested;
 923         PlayerInformation* _info;
 924         Config::PlayerMode _mode;
 925         wxPreferencesEditor* _config_dialog;
 926         wxPanel* _overall_panel;
 927         wxMenu* _file_menu;
 928         wxMenuItem* _view_cpl;
 929         wxMenu* _cpl_menu;
 930         int _history_items;
 931         int _history_position;
 932         wxMenuItem* _history_separator;
 933         shared_ptr<FilmViewer> _viewer;
 934         Controls* _controls;
 935         boost::shared_ptr<Film> _film;
 936         boost::signals2::scoped_connection _config_changed_connection;
 937         wxMenuItem* _file_add_ov;
 938         wxMenuItem* _file_add_kdm;
 939         wxMenuItem* _tools_verify;
 940         wxMenuItem* _view_full_screen;
 941         wxMenuItem* _view_dual_screen;
 942 };
 943
 944 static const wxCmdLineEntryDesc command_line_description[] = {
 945         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 946         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 947 };
 948
 949 class PlayServer : public Server
 950 {
 951 public:
 952         explicit PlayServer (DOMFrame* frame)
 953                 : Server (PLAYER_PLAY_PORT)
 954                 , _frame (frame)
 955         {}
 956
 957         void handle (shared_ptr<Socket> socket)
 958         {
 959                 try {
 960                         int const length = socket->read_uint32 ();
 961                         scoped_array<char> buffer (new char[length]);
 962                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
 963                         string s (buffer.get());
 964                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
 965                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
 966                 } catch (...) {
 967
 968                 }
 969         }
 970
 971 private:
 972         DOMFrame* _frame;
 973 };
 974
 975 /** @class App
 976  *  @brief The magic App class for wxWidgets.
 977  */
 978 class App : public wxApp
 979 {
 980 public:
 981         App ()
 982                 : wxApp ()
 983                 , _frame (0)
 984         {}
 985
 986 private:
 987
 988         bool OnInit ()
 989         try
 990         {
 991                 wxInitAllImageHandlers ();
 992
 993                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 994                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 995
 996                 wxSplashScreen* splash = maybe_show_splash ();
 997
 998                 SetAppName (_("DCP-o-matic Player"));
 999
1000                 if (!wxApp::OnInit()) {
1001                         return false;
1002                 }
1003
1004 #ifdef DCPOMATIC_LINUX
1005                 unsetenv ("UBUNTU_MENUPROXY");
1006 #endif
1007
1008 #ifdef __WXOSX__
1009                 ProcessSerialNumber serial;
1010                 GetCurrentProcess (&serial);
1011                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1012 #endif
1013
1014                 dcpomatic_setup_path_encoding ();
1015
1016                 /* Enable i18n; this will create a Config object
1017                    to look for a force-configured language.  This Config
1018                    object will be wrong, however, because dcpomatic_setup
1019                    hasn't yet been called and there aren't any filters etc.
1020                    set up yet.
1021                 */
1022                 dcpomatic_setup_i18n ();
1023
1024                 /* Set things up, including filters etc.
1025                    which will now be internationalised correctly.
1026                 */
1027                 dcpomatic_setup ();
1028
1029                 /* Force the configuration to be re-loaded correctly next
1030                    time it is needed.
1031                 */
1032                 Config::drop ();
1033
1034                 _frame = new DOMFrame ();
1035                 SetTopWindow (_frame);
1036                 _frame->Maximize ();
1037                 if (splash) {
1038                         splash->Destroy ();
1039                 }
1040                 _frame->Show ();
1041
1042                 signal_manager = new wxSignalManager (this);
1043
1044                 PlayServer* server = new PlayServer (_frame);
1045                 new thread (boost::bind (&PlayServer::run, server));
1046
1047                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1048                         try {
1049                                 _frame->load_dcp (_dcp_to_load);
1050                         } catch (exception& e) {
1051                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1052                         }
1053                 }
1054
1055                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1056
1057                 if (Config::instance()->check_for_updates ()) {
1058                         UpdateChecker::instance()->run ();
1059                 }
1060
1061                 return true;
1062         }
1063         catch (exception& e)
1064         {
1065                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1066                 return true;
1067         }
1068
1069         void OnInitCmdLine (wxCmdLineParser& parser)
1070         {
1071                 parser.SetDesc (command_line_description);
1072                 parser.SetSwitchChars (wxT ("-"));
1073         }
1074
1075         bool OnCmdLineParsed (wxCmdLineParser& parser)
1076         {
1077                 if (parser.GetParamCount() > 0) {
1078                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1079                 }
1080
1081                 return true;
1082         }
1083
1084         void report_exception ()
1085         {
1086                 try {
1087                         throw;
1088                 } catch (FileError& e) {
1089                         error_dialog (
1090                                 0,
1091                                 wxString::Format (
1092                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1093                                         std_to_wx (e.what()),
1094                                         std_to_wx (e.file().string().c_str ())
1095                                         )
1096                                 );
1097                 } catch (exception& e) {
1098                         error_dialog (
1099                                 0,
1100                                 wxString::Format (
1101                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1102                                         std_to_wx (e.what ())
1103                                         )
1104                                 );
1105                 } catch (...) {
1106                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1107                 }
1108         }
1109
1110         /* An unhandled exception has occurred inside the main event loop */
1111         bool OnExceptionInMainLoop ()
1112         {
1113                 report_exception ();
1114                 /* This will terminate the program */
1115                 return false;
1116         }
1117
1118         void OnUnhandledException ()
1119         {
1120                 report_exception ();
1121         }
1122
1123         void idle ()
1124         {
1125                 signal_manager->ui_idle ();
1126         }
1127
1128         void config_failed_to_load ()
1129         {
1130                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1131         }
1132
1133         void config_warning (string m)
1134         {
1135                 message_dialog (_frame, std_to_wx (m));
1136         }
1137
1138         DOMFrame* _frame;
1139         string _dcp_to_load;
1140 };
1141
1142 IMPLEMENT_APP (App)