src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "wx/wx_signal_manager.h"
  22 #include "wx/wx_util.h"
  23 #include "wx/about_dialog.h"
  24 #include "wx/report_problem_dialog.h"
  25 #include "wx/film_viewer.h"
  26 #include "wx/player_information.h"
  27 #include "wx/update_dialog.h"
  28 #include "wx/player_config_dialog.h"
  29 #include "wx/verify_dcp_dialog.h"
  30 #include "wx/controls.h"
  31 #include "lib/cross.h"
  32 #include "lib/config.h"
  33 #include "lib/util.h"
  34 #include "lib/internet.h"
  35 #include "lib/update_checker.h"
  36 #include "lib/compose.hpp"
  37 #include "lib/dcp_content.h"
  38 #include "lib/job_manager.h"
  39 #include "lib/job.h"
  40 #include "lib/film.h"
  41 #include "lib/video_content.h"
  42 #include "lib/text_content.h"
  43 #include "lib/ratio.h"
  44 #include "lib/verify_dcp_job.h"
  45 #include "lib/dcp_examiner.h"
  46 #include "lib/examine_content_job.h"
  47 #include "lib/server.h"
  48 #include "lib/dcpomatic_socket.h"
  49 #include "lib/scoped_temporary.h"
  50 #include "lib/monitor_checker.h"
  51 #include "lib/ffmpeg_content.h"
  52 #include <dcp/dcp.h>
  53 #include <dcp/raw_convert.h>
  54 #include <dcp/exceptions.h>
  55 #include <wx/wx.h>
  56 #include <wx/stdpaths.h>
  57 #include <wx/splash.h>
  58 #include <wx/cmdline.h>
  59 #include <wx/preferences.h>
  60 #include <wx/progdlg.h>
  61 #include <wx/display.h>
  62 #ifdef __WXOSX__
  63 #include <ApplicationServices/ApplicationServices.h>
  64 #endif
  65 #include <boost/bind.hpp>
  66 #include <iostream>
  67
  68 #ifdef check
  69 #undef check
  70 #endif
  71
  72 #define MAX_CPLS 32
  73
  74 using std::string;
  75 using std::cout;
  76 using std::list;
  77 using std::exception;
  78 using std::vector;
  79 using boost::shared_ptr;
  80 using boost::scoped_array;
  81 using boost::optional;
  82 using boost::dynamic_pointer_cast;
  83 using boost::thread;
  84 using boost::bind;
  85
  86 enum {
  87         ID_file_open = 1,
  88         ID_file_add_ov,
  89         ID_file_add_kdm,
  90         ID_file_history,
  91         /* Allow spare IDs after _history for the recent files list */
  92         ID_file_close = 100,
  93         ID_view_cpl,
  94         /* Allow spare IDs for CPLs */
  95         ID_view_full_screen = 200,
  96         ID_view_dual_screen,
  97         ID_view_closed_captions,
  98         ID_view_scale_appropriate,
  99         ID_view_scale_full,
 100         ID_view_scale_half,
 101         ID_view_scale_quarter,
 102         ID_help_report_a_problem,
 103         ID_tools_verify,
 104         ID_tools_check_for_updates,
 105         /* IDs for shortcuts (with no associated menu item) */
 106         ID_start_stop,
 107         ID_back_frame,
 108         ID_forward_frame
 109 };
 110
 111 class DOMFrame : public wxFrame
 112 {
 113 public:
 114         DOMFrame ()
 115                 : wxFrame (0, -1, _("DCP-o-matic Player"))
 116                 , _dual_screen (0)
 117                 , _update_news_requested (false)
 118                 , _info (0)
 119                 , _mode (Config::instance()->player_mode())
 120                 , _config_dialog (0)
 121                 , _file_menu (0)
 122                 , _history_items (0)
 123                 , _history_position (0)
 124                 , _history_separator (0)
 125                 , _view_full_screen (0)
 126                 , _view_dual_screen (0)
 127         {
 128
 129 #if defined(DCPOMATIC_WINDOWS)
 130                 maybe_open_console ();
 131                 cout << "DCP-o-matic Player is starting." << "\n";
 132 #endif
 133
 134                 wxMenuBar* bar = new wxMenuBar;
 135                 setup_menu (bar);
 136                 set_menu_sensitivity ();
 137                 SetMenuBar (bar);
 138
 139 #ifdef DCPOMATIC_WINDOWS
 140                 SetIcon (wxIcon (std_to_wx ("id")));
 141 #endif
 142
 143                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 144                 update_from_config ();
 145
 146                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 147                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 148                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 149                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 150                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 151                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 152                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 153                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
 154                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
 155                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
 156                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 157                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 158                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 159                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 160                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 161                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 163                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 164
 165                 /* Use a panel as the only child of the Frame so that we avoid
 166                    the dark-grey background on Windows.
 167                 */
 168                 _overall_panel = new wxPanel (this, wxID_ANY);
 169
 170                 _viewer.reset (new FilmViewer (_overall_panel));
 171                 _controls = new Controls (_overall_panel, _viewer, false);
 172                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 173                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
 174                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
 175                 _viewer->Seeked.connect (bind(&DOMFrame::playback_seeked, this, _1));
 176                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
 177 #ifdef DCPOMATIC_VARIANT_SWAROOP
 178                 _viewer->PositionChanged.connect (bind(&DOMFrame::position_changed, this));
 179 #endif
 180                 _info = new PlayerInformation (_overall_panel, _viewer);
 181                 setup_main_sizer (Config::instance()->player_mode());
 182 #ifdef __WXOSX__
 183                 int accelerators = 4;
 184 #else
 185                 int accelerators = 3;
 186 #endif
 187
 188                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 189                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 190                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 191                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 192 #ifdef __WXOSX__
 193                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 194 #endif
 195                 wxAcceleratorTable accel_table (accelerators, accel);
 196                 SetAcceleratorTable (accel_table);
 197                 delete[] accel;
 198
 199                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 200                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 201                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 202
 203                 reset_film ();
 204
 205                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 206 #ifdef DCPOMATIC_VARIANT_SWAROOP
 207                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
 208                 MonitorChecker::instance()->run ();
 209 #endif
 210                 setup_screen ();
 211
 212 #ifdef DCPOMATIC_VARIANT_SWAROOP
 213                 if (
 214                         boost::filesystem::is_regular_file(Config::path("position")) &&
 215                         boost::filesystem::is_regular_file(Config::path("spl.xml"))) {
 216
 217                         shared_ptr<Film> film (new Film(boost::optional<boost::filesystem::path>()));
 218                         film->read_metadata (Config::path("spl.xml"));
 219                         reset_film (film);
 220                         FILE* f = fopen_boost (Config::path("position"), "r");
 221                         if (f) {
 222                                 char buffer[64];
 223                                 fscanf (f, "%63s", buffer);
 224                                 _viewer->seek (DCPTime(atoi(buffer)), true);
 225                                 _viewer->start ();
 226                                 fclose (f);
 227                         }
 228                 }
 229
 230 #endif
 231         }
 232
 233         void position_changed ()
 234         {
 235                 if (!_viewer->playing() || _viewer->position().get() % DCPTime::HZ) {
 236                         return;
 237                 }
 238
 239                 FILE* f = fopen_boost (Config::path("position"), "w");
 240                 if (f) {
 241                         string const p = dcp::raw_convert<string> (_viewer->position().get());
 242                         fwrite (p.c_str(), p.length(), 1, f);
 243                         fclose (f);
 244                 }
 245         }
 246
 247 #ifdef DCPOMATIC_VARIANT_SWAROOP
 248         void monitor_checker_state_changed ()
 249         {
 250                 if (!MonitorChecker::instance()->ok()) {
 251                         error_dialog (this, _("The required display devices are not connected correctly."));
 252                         _viewer->stop ();
 253                 }
 254         }
 255 #endif
 256
 257         void setup_main_sizer (Config::PlayerMode mode)
 258         {
 259                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 260                 if (mode != Config::PLAYER_MODE_DUAL) {
 261                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
 262                 }
 263                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
 264                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 265                 _overall_panel->SetSizer (main_sizer);
 266                 _overall_panel->Layout ();
 267         }
 268
 269         bool playback_permitted ()
 270         {
 271 #ifdef DCPOMATIC_VARIANT_SWAROOP
 272                 if (!MonitorChecker::instance()->ok()) {
 273                         error_dialog (this, _("The required display devices are not connected correctly."));
 274                         return false;
 275                 }
 276 #endif
 277                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
 278                         return true;
 279                 }
 280
 281                 bool ok = true;
 282                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 283                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
 284                         if (d && !d->kdm_timing_window_valid()) {
 285                                 ok = false;
 286                         }
 287                 }
 288
 289                 if (!ok) {
 290                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
 291                 }
 292
 293                 return ok;
 294         }
 295
 296         void playback_started (DCPTime time)
 297         {
 298                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 299                 if (!log) {
 300                         return;
 301                 }
 302
 303                 FILE* f = fopen_boost(*log, "a");
 304
 305                 /* XXX: this only logs the first piece of content; probably should be each piece? */
 306
 307                 shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(_film->content().front());
 308                 if (dcp) {
 309                         DCPExaminer ex (dcp);
 310                         shared_ptr<dcp::CPL> playing_cpl;
 311                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 312                                 if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 313                                         playing_cpl = i;
 314                                 }
 315                         }
 316                         DCPOMATIC_ASSERT (playing_cpl);
 317
 318                         fprintf (
 319                                 f,
 320                                 "%s playback-started %s %s %s\n",
 321                                 dcp::LocalTime().as_string().c_str(),
 322                                 time.timecode(_film->video_frame_rate()).c_str(),
 323                                 dcp->directories().front().string().c_str(),
 324                                 playing_cpl->annotation_text().c_str()
 325                                 );
 326                 }
 327
 328                 shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent>(_film->content().front());
 329                 if (ffmpeg) {
 330                         fprintf (
 331                                 f,
 332                                 "%s playback-started %s %s\n",
 333                                 dcp::LocalTime().as_string().c_str(),
 334                                 time.timecode(_film->video_frame_rate()).c_str(),
 335                                 ffmpeg->path(0).string().c_str()
 336                                 );
 337                 }
 338
 339                 fclose (f);
 340         }
 341
 342         void playback_seeked (DCPTime time)
 343         {
 344                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 345                 if (!log) {
 346                         return;
 347                 }
 348
 349                 FILE* f = fopen_boost(*log, "a");
 350                 fprintf (f, "%s playback-seeked %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 351                 fclose (f);
 352         }
 353
 354         void playback_stopped (DCPTime time)
 355         {
 356 #ifdef DCPOMATIC_VARIANT_SWAROOP
 357                 try {
 358                         boost::filesystem::remove (Config::path("position"));
 359                 } catch (...) {
 360                         /* Never mind */
 361                 }
 362 #endif
 363
 364                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 365                 if (!log) {
 366                         return;
 367                 }
 368
 369                 FILE* f = fopen_boost(*log, "a");
 370                 fprintf (f, "%s playback-stopped %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 371                 fclose (f);
 372         }
 373
 374         void set_decode_reduction (optional<int> reduction)
 375         {
 376                 _viewer->set_dcp_decode_reduction (reduction);
 377                 _info->triggered_update ();
 378                 Config::instance()->set_decode_reduction (reduction);
 379         }
 380
 381         void load_dcp (boost::filesystem::path dir)
 382         {
 383                 DCPOMATIC_ASSERT (_film);
 384
 385                 reset_film ();
 386                 try {
 387                         shared_ptr<DCPContent> dcp (new DCPContent(_film, dir));
 388                         _film->examine_and_add_content (dcp);
 389                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 390                         if (!ok || !report_errors_from_last_job(this)) {
 391                                 return;
 392                         }
 393                         Config::instance()->add_to_player_history (dir);
 394                 } catch (dcp::DCPReadError& e) {
 395                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
 396                 }
 397         }
 398
 399 #ifdef DCPOMATIC_VARIANT_SWAROOP
 400         optional<dcp::EncryptedKDM> get_kdm_from_url (shared_ptr<DCPContent> dcp)
 401         {
 402                 ScopedTemporary temp;
 403                 string url = Config::instance()->kdm_server_url();
 404                 boost::algorithm::replace_all (url, "{CPL}", *dcp->cpl());
 405                 optional<dcp::EncryptedKDM> kdm;
 406                 if (dcp->cpl() && !get_from_url(url, false, temp)) {
 407                         try {
 408                                 kdm = dcp::EncryptedKDM (dcp::file_to_string(temp.file()));
 409                                 if (kdm->cpl_id() != dcp->cpl()) {
 410                                         kdm = boost::none;
 411                                 }
 412                         } catch (std::exception& e) {
 413                                 /* Hey well */
 414                         }
 415                 }
 416                 return kdm;
 417         }
 418 #endif
 419
 420         optional<dcp::EncryptedKDM> get_kdm_from_directory (shared_ptr<DCPContent> dcp)
 421         {
 422                 using namespace boost::filesystem;
 423                 optional<path> kdm_dir = Config::instance()->player_kdm_directory();
 424                 if (!kdm_dir) {
 425                         return optional<dcp::EncryptedKDM>();
 426                 }
 427                 for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
 428                         try {
 429                                 if (file_size(i->path()) < MAX_KDM_SIZE) {
 430                                         dcp::EncryptedKDM kdm (dcp::file_to_string(i->path()));
 431                                         if (kdm.cpl_id() == dcp->cpl()) {
 432                                                 return kdm;
 433                                         }
 434                                 }
 435                         } catch (std::exception& e) {
 436                                 /* Hey well */
 437                         }
 438                 }
 439                 return optional<dcp::EncryptedKDM>();
 440         }
 441
 442         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
 443         {
 444                 _film = film;
 445                 _viewer->set_film (_film);
 446                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
 447         }
 448
 449         void film_changed (ChangeType type, Film::Property property)
 450         {
 451                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
 452                         return;
 453                 }
 454
 455                 _film->write_metadata (Config::path("spl.xml"));
 456
 457                 if (_viewer->playing ()) {
 458                         _viewer->stop ();
 459                 }
 460
 461                 /* Start off as Flat */
 462                 _film->set_container (Ratio::from_id("185"));
 463
 464                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 465                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
 466                         if (dcp && dcp->needs_kdm()) {
 467                                 optional<dcp::EncryptedKDM> kdm;
 468 #ifdef DCPOMATIC_VARIANT_SWAROOP
 469                                 kdm = get_kdm_from_url (dcp);
 470 #endif
 471                                 if (!kdm) {
 472                                         kdm = get_kdm_from_directory (dcp);
 473                                 }
 474
 475                                 if (kdm) {
 476                                         dcp->add_kdm (*kdm);
 477                                         dcp->examine (shared_ptr<Job>());
 478                                 }
 479                         }
 480
 481                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
 482                                 j->set_use (true);
 483                         }
 484
 485                         if (i->video) {
 486                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
 487                                 if (r->id() == "239") {
 488                                         /* Any scope content means we use scope */
 489                                         _film->set_container(r);
 490                                 }
 491                         }
 492
 493                         /* Any 3D content means we use 3D mode */
 494                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 495                                 _film->set_three_d (true);
 496                         }
 497                 }
 498
 499                 _viewer->seek (DCPTime(), true);
 500                 _info->triggered_update ();
 501
 502                 set_menu_sensitivity ();
 503
 504                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 505                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 506                         _cpl_menu->Remove (*i);
 507                 }
 508
 509                 if (_film->content().size() == 1) {
 510                         /* Offer a CPL menu */
 511                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
 512                         if (first) {
 513                                 DCPExaminer ex (first);
 514                                 int id = ID_view_cpl;
 515                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 516                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
 517                                                 id,
 518                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 519                                                 );
 520                                         j->Check(!first->cpl() || i->id() == *first->cpl());
 521                                         ++id;
 522                                 }
 523                         }
 524                 }
 525         }
 526
 527 private:
 528
 529         void setup_menu (wxMenuBar* m)
 530         {
 531                 _file_menu = new wxMenu;
 532                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 533                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 534                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 535
 536                 _history_position = _file_menu->GetMenuItems().GetCount();
 537
 538                 _file_menu->AppendSeparator ();
 539                 _file_menu->Append (ID_file_close, _("&Close"));
 540                 _file_menu->AppendSeparator ();
 541
 542 #ifdef __WXOSX__
 543                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 544 #else
 545                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 546 #endif
 547
 548 #ifdef __WXOSX__
 549                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 550 #else
 551                 wxMenu* edit = new wxMenu;
 552                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 553 #endif
 554
 555                 prefs->Enable (Config::instance()->have_write_permission());
 556
 557                 _cpl_menu = new wxMenu;
 558
 559                 wxMenu* view = new wxMenu;
 560                 optional<int> c = Config::instance()->decode_reduction();
 561                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 562                 view->AppendSeparator();
 563 #ifndef DCPOMATIC_VARIANT_SWAROOP
 564                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 565                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 566 #endif
 567                 setup_menu ();
 568                 view->AppendSeparator();
 569                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 570                 view->AppendSeparator();
 571                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 572                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 573                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 574                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 575
 576                 wxMenu* tools = new wxMenu;
 577                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 578                 tools->AppendSeparator ();
 579                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 580
 581                 wxMenu* help = new wxMenu;
 582 #ifdef __WXOSX__
 583                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 584 #else
 585                 help->Append (wxID_ABOUT, _("About"));
 586 #endif
 587                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 588
 589                 m->Append (_file_menu, _("&File"));
 590 #ifndef __WXOSX__
 591                 m->Append (edit, _("&Edit"));
 592 #endif
 593                 m->Append (view, _("&View"));
 594                 m->Append (tools, _("&Tools"));
 595                 m->Append (help, _("&Help"));
 596         }
 597
 598         void file_open ()
 599         {
 600                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 601                 if (Config::instance()->last_player_load_directory()) {
 602                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 603                 }
 604
 605                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 606
 607                 int r;
 608                 while (true) {
 609                         r = c->ShowModal ();
 610                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 611                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 612                         } else {
 613                                 break;
 614                         }
 615                 }
 616
 617                 if (r == wxID_OK) {
 618                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 619                         load_dcp (dcp);
 620                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 621                 }
 622
 623                 c->Destroy ();
 624         }
 625
 626         void file_add_ov ()
 627         {
 628                 wxDirDialog* c = new wxDirDialog (
 629                         this,
 630                         _("Select DCP to open as OV"),
 631                         wxStandardPaths::Get().GetDocumentsDir(),
 632                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 633                         );
 634
 635                 int r;
 636                 while (true) {
 637                         r = c->ShowModal ();
 638                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 639                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 640                         } else {
 641                                 break;
 642                         }
 643                 }
 644
 645                 if (r == wxID_OK) {
 646                         DCPOMATIC_ASSERT (_film);
 647                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 648                         DCPOMATIC_ASSERT (dcp);
 649                         dcp->add_ov (wx_to_std(c->GetPath()));
 650                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 651                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 652                         if (!ok || !report_errors_from_last_job(this)) {
 653                                 return;
 654                         }
 655                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 656                                 i->set_use (true);
 657                         }
 658                         if (dcp->video) {
 659                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 660                                 if (r) {
 661                                         _film->set_container(r);
 662                                 }
 663                         }
 664                 }
 665
 666                 c->Destroy ();
 667                 _info->triggered_update ();
 668         }
 669
 670         void file_add_kdm ()
 671         {
 672                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 673
 674                 if (d->ShowModal() == wxID_OK) {
 675                         DCPOMATIC_ASSERT (_film);
 676                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 677                         DCPOMATIC_ASSERT (dcp);
 678                         try {
 679                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 680                                 dcp->examine (shared_ptr<Job>());
 681                         } catch (exception& e) {
 682                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 683                                 d->Destroy ();
 684                                 return;
 685                         }
 686                 }
 687
 688                 d->Destroy ();
 689                 _info->triggered_update ();
 690         }
 691
 692         void file_history (wxCommandEvent& event)
 693         {
 694                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 695                 int n = event.GetId() - ID_file_history;
 696                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 697                         load_dcp (history[n]);
 698                 }
 699         }
 700
 701         void file_close ()
 702         {
 703                 reset_film ();
 704                 _info->triggered_update ();
 705                 set_menu_sensitivity ();
 706         }
 707
 708         void file_exit ()
 709         {
 710                 Close ();
 711         }
 712
 713         void edit_preferences ()
 714         {
 715                 if (!Config::instance()->have_write_permission()) {
 716                         return;
 717                 }
 718
 719                 if (!_config_dialog) {
 720                         _config_dialog = create_player_config_dialog ();
 721                 }
 722                 _config_dialog->Show (this);
 723         }
 724
 725         void view_cpl (wxCommandEvent& ev)
 726         {
 727                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 728                 DCPOMATIC_ASSERT (dcp);
 729                 DCPExaminer ex (dcp);
 730                 int id = ev.GetId() - ID_view_cpl;
 731                 DCPOMATIC_ASSERT (id >= 0);
 732                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 733                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 734                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 735                 while (id > 0) {
 736                         ++i;
 737                         --id;
 738                 }
 739
 740                 dcp->set_cpl ((*i)->id());
 741                 dcp->examine (shared_ptr<Job>());
 742         }
 743
 744         void view_full_screen ()
 745         {
 746                 if (_mode == Config::PLAYER_MODE_FULL) {
 747                         _mode = Config::PLAYER_MODE_WINDOW;
 748                 } else {
 749                         _mode = Config::PLAYER_MODE_FULL;
 750                 }
 751                 setup_screen ();
 752                 setup_menu ();
 753         }
 754
 755         void view_dual_screen ()
 756         {
 757                 if (_mode == Config::PLAYER_MODE_DUAL) {
 758                         _mode = Config::PLAYER_MODE_WINDOW;
 759                 } else {
 760                         _mode = Config::PLAYER_MODE_DUAL;
 761                 }
 762                 setup_screen ();
 763                 setup_menu ();
 764         }
 765
 766         void setup_menu ()
 767         {
 768                 if (_view_full_screen) {
 769                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 770                 }
 771                 if (_view_dual_screen) {
 772                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 773                 }
 774         }
 775
 776         void setup_screen ()
 777         {
 778                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 779                 _controls->show_extended_player_controls (_mode == Config::PLAYER_MODE_DUAL);
 780                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 781                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 782                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 783                 _viewer->set_pad_black (_mode != Config::PLAYER_MODE_WINDOW);
 784
 785                 if (_mode == Config::PLAYER_MODE_DUAL) {
 786                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 787                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 788                         _dual_screen->ShowFullScreen (true);
 789                         _viewer->panel()->Reparent (_dual_screen);
 790                         _dual_screen->Show ();
 791                         if (wxDisplay::GetCount() > 1) {
 792                                 switch (Config::instance()->image_display()) {
 793                                 case 0:
 794                                         _dual_screen->Move (0, 0);
 795                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 796                                         break;
 797                                 case 1:
 798                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 799                                         // (0, 0) doesn't seem to work for some strange reason
 800                                         Move (8, 8);
 801                                         break;
 802                                 }
 803                         }
 804                 } else {
 805                         if (_dual_screen) {
 806                                 _viewer->panel()->Reparent (_overall_panel);
 807                                 _dual_screen->Destroy ();
 808                                 _dual_screen = 0;
 809                         }
 810                 }
 811
 812                 setup_main_sizer (_mode);
 813         }
 814
 815         void view_closed_captions ()
 816         {
 817                 _viewer->show_closed_captions ();
 818         }
 819
 820         void tools_verify ()
 821         {
 822                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 823                 DCPOMATIC_ASSERT (dcp);
 824
 825                 JobManager* jm = JobManager::instance ();
 826                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 827                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
 828                 if (!ok) {
 829                         return;
 830                 }
 831
 832                 DCPOMATIC_ASSERT (!jm->get().empty());
 833                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 834                 DCPOMATIC_ASSERT (last);
 835
 836                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 837                 d->ShowModal ();
 838                 d->Destroy ();
 839         }
 840
 841         void tools_check_for_updates ()
 842         {
 843                 UpdateChecker::instance()->run ();
 844                 _update_news_requested = true;
 845         }
 846
 847         void help_about ()
 848         {
 849                 AboutDialog* d = new AboutDialog (this);
 850                 d->ShowModal ();
 851                 d->Destroy ();
 852         }
 853
 854         void help_report_a_problem ()
 855         {
 856                 ReportProblemDialog* d = new ReportProblemDialog (this);
 857                 if (d->ShowModal () == wxID_OK) {
 858                         d->report ();
 859                 }
 860                 d->Destroy ();
 861         }
 862
 863         void update_checker_state_changed ()
 864         {
 865                 UpdateChecker* uc = UpdateChecker::instance ();
 866
 867                 bool const announce =
 868                         _update_news_requested ||
 869                         (uc->stable() && Config::instance()->check_for_updates()) ||
 870                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 871
 872                 _update_news_requested = false;
 873
 874                 if (!announce) {
 875                         return;
 876                 }
 877
 878                 if (uc->state() == UpdateChecker::YES) {
 879                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 880                         dialog->ShowModal ();
 881                         dialog->Destroy ();
 882                 } else if (uc->state() == UpdateChecker::FAILED) {
 883                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 884                 } else {
 885                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 886                 }
 887
 888                 _update_news_requested = false;
 889         }
 890
 891         void config_changed (Config::Property prop)
 892         {
 893                 /* Instantly save any config changes when using the player GUI */
 894                 try {
 895                         Config::instance()->write_config();
 896                 } catch (FileError& e) {
 897                         if (prop != Config::HISTORY) {
 898                                 error_dialog (
 899                                         this,
 900                                         wxString::Format(
 901                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 902                                                 std_to_wx(e.file().string())
 903                                                 )
 904                                         );
 905                         }
 906                 } catch (exception& e) {
 907                         error_dialog (
 908                                 this,
 909                                 _("Could not write to config file.  Your changes have not been saved.")
 910                                 );
 911                 }
 912
 913                 update_from_config ();
 914         }
 915
 916         void update_from_config ()
 917         {
 918                 for (int i = 0; i < _history_items; ++i) {
 919                         delete _file_menu->Remove (ID_file_history + i);
 920                 }
 921
 922                 if (_history_separator) {
 923                         _file_menu->Remove (_history_separator);
 924                 }
 925                 delete _history_separator;
 926                 _history_separator = 0;
 927
 928                 int pos = _history_position;
 929
 930                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 931
 932                 if (!history.empty ()) {
 933                         _history_separator = _file_menu->InsertSeparator (pos++);
 934                 }
 935
 936                 for (size_t i = 0; i < history.size(); ++i) {
 937                         string s;
 938                         if (i < 9) {
 939                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 940                         } else {
 941                                 s = history[i].string();
 942                         }
 943                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 944                 }
 945
 946                 _history_items = history.size ();
 947         }
 948
 949         void set_menu_sensitivity ()
 950         {
 951                 _tools_verify->Enable (static_cast<bool>(_film));
 952                 _file_add_ov->Enable (static_cast<bool>(_film));
 953                 _file_add_kdm->Enable (static_cast<bool>(_film));
 954                 _view_cpl->Enable (static_cast<bool>(_film));
 955         }
 956
 957         void start_stop_pressed ()
 958         {
 959                 if (_viewer->playing()) {
 960                         _viewer->stop();
 961                 } else {
 962                         _viewer->start();
 963                 }
 964         }
 965
 966         void back_frame ()
 967         {
 968                 _viewer->seek_by (-_viewer->one_video_frame(), true);
 969         }
 970
 971         void forward_frame ()
 972         {
 973                 _viewer->seek_by (_viewer->one_video_frame(), true);
 974         }
 975
 976 private:
 977
 978         wxFrame* _dual_screen;
 979         bool _update_news_requested;
 980         PlayerInformation* _info;
 981         Config::PlayerMode _mode;
 982         wxPreferencesEditor* _config_dialog;
 983         wxPanel* _overall_panel;
 984         wxMenu* _file_menu;
 985         wxMenuItem* _view_cpl;
 986         wxMenu* _cpl_menu;
 987         int _history_items;
 988         int _history_position;
 989         wxMenuItem* _history_separator;
 990         shared_ptr<FilmViewer> _viewer;
 991         Controls* _controls;
 992         boost::shared_ptr<Film> _film;
 993         boost::signals2::scoped_connection _config_changed_connection;
 994         wxMenuItem* _file_add_ov;
 995         wxMenuItem* _file_add_kdm;
 996         wxMenuItem* _tools_verify;
 997         wxMenuItem* _view_full_screen;
 998         wxMenuItem* _view_dual_screen;
 999 };
1000
1001 static const wxCmdLineEntryDesc command_line_description[] = {
1002         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1003         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1004 };
1005
1006 class PlayServer : public Server
1007 {
1008 public:
1009         explicit PlayServer (DOMFrame* frame)
1010                 : Server (PLAYER_PLAY_PORT)
1011                 , _frame (frame)
1012         {}
1013
1014         void handle (shared_ptr<Socket> socket)
1015         {
1016                 try {
1017                         int const length = socket->read_uint32 ();
1018                         scoped_array<char> buffer (new char[length]);
1019                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
1020                         string s (buffer.get());
1021                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
1022                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
1023                 } catch (...) {
1024
1025                 }
1026         }
1027
1028 private:
1029         DOMFrame* _frame;
1030 };
1031
1032 /** @class App
1033  *  @brief The magic App class for wxWidgets.
1034  */
1035 class App : public wxApp
1036 {
1037 public:
1038         App ()
1039                 : wxApp ()
1040                 , _frame (0)
1041         {}
1042
1043 private:
1044
1045         bool OnInit ()
1046         try
1047         {
1048                 wxInitAllImageHandlers ();
1049
1050                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1051                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1052
1053                 wxSplashScreen* splash = maybe_show_splash ();
1054
1055                 SetAppName (_("DCP-o-matic Player"));
1056
1057                 if (!wxApp::OnInit()) {
1058                         return false;
1059                 }
1060
1061 #ifdef DCPOMATIC_LINUX
1062                 unsetenv ("UBUNTU_MENUPROXY");
1063 #endif
1064
1065 #ifdef __WXOSX__
1066                 ProcessSerialNumber serial;
1067                 GetCurrentProcess (&serial);
1068                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1069 #endif
1070
1071                 dcpomatic_setup_path_encoding ();
1072
1073                 /* Enable i18n; this will create a Config object
1074                    to look for a force-configured language.  This Config
1075                    object will be wrong, however, because dcpomatic_setup
1076                    hasn't yet been called and there aren't any filters etc.
1077                    set up yet.
1078                 */
1079                 dcpomatic_setup_i18n ();
1080
1081                 /* Set things up, including filters etc.
1082                    which will now be internationalised correctly.
1083                 */
1084                 dcpomatic_setup ();
1085
1086                 /* Force the configuration to be re-loaded correctly next
1087                    time it is needed.
1088                 */
1089                 Config::drop ();
1090
1091                 signal_manager = new wxSignalManager (this);
1092
1093                 _frame = new DOMFrame ();
1094                 SetTopWindow (_frame);
1095                 _frame->Maximize ();
1096                 if (splash) {
1097                         splash->Destroy ();
1098                 }
1099                 _frame->Show ();
1100
1101                 PlayServer* server = new PlayServer (_frame);
1102                 new thread (boost::bind (&PlayServer::run, server));
1103
1104                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1105                         try {
1106                                 _frame->load_dcp (_dcp_to_load);
1107                         } catch (exception& e) {
1108                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1109                         }
1110                 }
1111
1112                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1113
1114                 if (Config::instance()->check_for_updates ()) {
1115                         UpdateChecker::instance()->run ();
1116                 }
1117
1118                 return true;
1119         }
1120         catch (exception& e)
1121         {
1122                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1123                 return true;
1124         }
1125
1126         void OnInitCmdLine (wxCmdLineParser& parser)
1127         {
1128                 parser.SetDesc (command_line_description);
1129                 parser.SetSwitchChars (wxT ("-"));
1130         }
1131
1132         bool OnCmdLineParsed (wxCmdLineParser& parser)
1133         {
1134                 if (parser.GetParamCount() > 0) {
1135                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1136                 }
1137
1138                 return true;
1139         }
1140
1141         void report_exception ()
1142         {
1143                 try {
1144                         throw;
1145                 } catch (FileError& e) {
1146                         error_dialog (
1147                                 0,
1148                                 wxString::Format (
1149                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1150                                         std_to_wx (e.what()),
1151                                         std_to_wx (e.file().string().c_str ())
1152                                         )
1153                                 );
1154                 } catch (exception& e) {
1155                         error_dialog (
1156                                 0,
1157                                 wxString::Format (
1158                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1159                                         std_to_wx (e.what ())
1160                                         )
1161                                 );
1162                 } catch (...) {
1163                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1164                 }
1165         }
1166
1167         /* An unhandled exception has occurred inside the main event loop */
1168         bool OnExceptionInMainLoop ()
1169         {
1170                 report_exception ();
1171                 /* This will terminate the program */
1172                 return false;
1173         }
1174
1175         void OnUnhandledException ()
1176         {
1177                 report_exception ();
1178         }
1179
1180         void idle ()
1181         {
1182                 signal_manager->ui_idle ();
1183         }
1184
1185         void config_failed_to_load ()
1186         {
1187                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1188         }
1189
1190         void config_warning (string m)
1191         {
1192                 message_dialog (_frame, std_to_wx (m));
1193         }
1194
1195         DOMFrame* _frame;
1196         string _dcp_to_load;
1197 };
1198
1199 IMPLEMENT_APP (App)