code.vuplus.com Git - vuplus_dvbapp/blob - lib/service/servicedvb.cpp

   1 #include <lib/base/eerror.h>
   2 #include <lib/base/object.h>
   3 #include <string>
   4 #include <lib/service/servicedvb.h>
   5 #include <lib/service/service.h>
   6 #include <lib/base/init_num.h>
   7 #include <lib/base/init.h>
   8
   9 #include <lib/dvb/dvb.h>
  10 #include <lib/dvb/db.h>
  11
  12 #include <lib/service/servicedvbrecord.h>
  13 #include <lib/dvb/metaparser.h>
  14 #include <lib/dvb/tstools.h>
  15
  16 class eStaticServiceDVBInformation: public iStaticServiceInformation
  17 {
  18         DECLARE_REF(eStaticServiceDVBInformation);
  19 public:
  20         RESULT getName(const eServiceReference &ref, std::string &name);
  21         int getLength(const eServiceReference &ref);
  22 };
  23
  24 DEFINE_REF(eStaticServiceDVBInformation);
  25
  26 RESULT eStaticServiceDVBInformation::getName(const eServiceReference &ref, std::string &name)
  27 {
  28         if ( ref.name.length() )
  29         {
  30                 name = ref.name;
  31                 return 0;
  32         }
  33         else
  34                 return -1;
  35 }
  36
  37 int eStaticServiceDVBInformation::getLength(const eServiceReference &ref)
  38 {
  39         return -1;
  40 }
  41
  42 class eStaticServiceDVBBouquetInformation: public iStaticServiceInformation
  43 {
  44         DECLARE_REF(eStaticServiceDVBBouquetInformation);
  45 public:
  46         RESULT getName(const eServiceReference &ref, std::string &name);
  47         int getLength(const eServiceReference &ref);
  48 };
  49
  50 DEFINE_REF(eStaticServiceDVBBouquetInformation);
  51
  52 RESULT eStaticServiceDVBBouquetInformation::getName(const eServiceReference &ref, std::string &name)
  53 {
  54         ePtr<iDVBChannelList> db;
  55         ePtr<eDVBResourceManager> res;
  56
  57         int err;
  58         if ((err = eDVBResourceManager::getInstance(res)) != 0)
  59         {
  60                 eDebug("eStaticServiceDVBBouquetInformation::getName failed.. no resource manager!");
  61                 return err;
  62         }
  63         if ((err = res->getChannelList(db)) != 0)
  64         {
  65                 eDebug("eStaticServiceDVBBouquetInformation::getName failed.. no channel list!");
  66                 return err;
  67         }
  68
  69         const eBouquet *bouquet=0;
  70         if ((err = db->getBouquet(ref, bouquet)) != 0)
  71         {
  72                 eDebug("eStaticServiceDVBBouquetInformation::getName failed.. getBouquet failed!");
  73                 return -1;
  74         }
  75
  76         if ( bouquet && bouquet->m_bouquet_name.length() )
  77         {
  78                 name = "[Bouquet] " + bouquet->m_bouquet_name;
  79                 return 0;
  80         }
  81         else
  82                 return -1;
  83 }
  84
  85 int eStaticServiceDVBBouquetInformation::getLength(const eServiceReference &ref)
  86 {
  87         return -1;
  88 }
  89
  90 class eStaticServiceDVBPVRInformation: public iStaticServiceInformation
  91 {
  92         DECLARE_REF(eStaticServiceDVBPVRInformation);
  93         eServiceReference m_ref;
  94         eDVBMetaParser m_parser;
  95 public:
  96         eStaticServiceDVBPVRInformation(const eServiceReference &ref);
  97         RESULT getName(const eServiceReference &ref, std::string &name);
  98         int getLength(const eServiceReference &ref);
  99 };
 100
 101 DEFINE_REF(eStaticServiceDVBPVRInformation);
 102
 103 eStaticServiceDVBPVRInformation::eStaticServiceDVBPVRInformation(const eServiceReference &ref)
 104 {
 105         m_ref = ref;
 106         m_parser.parseFile(ref.path);
 107 }
 108
 109 RESULT eStaticServiceDVBPVRInformation::getName(const eServiceReference &ref, std::string &name)
 110 {
 111         ASSERT(ref == m_ref);
 112         name = m_parser.m_name.size() ? m_parser.m_name : ref.path;
 113         return 0;
 114 }
 115
 116 int eStaticServiceDVBPVRInformation::getLength(const eServiceReference &ref)
 117 {
 118         ASSERT(ref == m_ref);
 119
 120         eDVBTSTools tstools;
 121
 122         if (tstools.openFile(ref.path.c_str()))
 123                 return 0;
 124
 125         pts_t len;
 126         if (tstools.calcLen(len))
 127                 return 0;
 128
 129         return len / 90000;
 130 }
 131
 132
 133
 134 class eDVBPVRServiceOfflineOperations: public iServiceOfflineOperations
 135 {
 136         DECLARE_REF(eDVBPVRServiceOfflineOperations);
 137         eServiceReferenceDVB m_ref;
 138 public:
 139         eDVBPVRServiceOfflineOperations(const eServiceReference &ref);
 140
 141         RESULT deleteFromDisk(int simulate);
 142         RESULT getListOfFilenames(std::list<std::string> &);
 143 };
 144
 145 DEFINE_REF(eDVBPVRServiceOfflineOperations);
 146
 147 eDVBPVRServiceOfflineOperations::eDVBPVRServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReferenceDVB&)ref)
 148 {
 149 }
 150
 151 RESULT eDVBPVRServiceOfflineOperations::deleteFromDisk(int simulate)
 152 {
 153         if (simulate)
 154                 return 0;
 155         else
 156         {
 157                 std::list<std::string> res;
 158                 if (getListOfFilenames(res))
 159                         return -1;
 160
 161                                 /* TODO: deferred removing.. */
 162                 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
 163                 {
 164                         eDebug("Removing %s...", i->c_str());
 165                         ::unlink(i->c_str());
 166                 }
 167
 168                 return 0;
 169         }
 170 }
 171
 172 RESULT eDVBPVRServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
 173 {
 174         res.clear();
 175         res.push_back(m_ref.path);
 176         res.push_back(m_ref.path + ".meta");
 177         return 0;
 178 }
 179
 180 DEFINE_REF(eServiceFactoryDVB)
 181
 182 eServiceFactoryDVB::eServiceFactoryDVB()
 183 {
 184         ePtr<eServiceCenter> sc;
 185
 186         eServiceCenter::getPrivInstance(sc);
 187         if (sc)
 188                 sc->addServiceFactory(eServiceFactoryDVB::id, this);
 189 }
 190
 191 eServiceFactoryDVB::~eServiceFactoryDVB()
 192 {
 193         ePtr<eServiceCenter> sc;
 194
 195         eServiceCenter::getPrivInstance(sc);
 196         if (sc)
 197                 sc->removeServiceFactory(eServiceFactoryDVB::id);
 198 }
 199
 200 DEFINE_REF(eDVBServiceList);
 201
 202 eDVBServiceList::eDVBServiceList(const eServiceReference &parent): m_parent(parent)
 203 {
 204 }
 205
 206 eDVBServiceList::~eDVBServiceList()
 207 {
 208 }
 209
 210 RESULT eDVBServiceList::startQuery()
 211 {
 212         ePtr<iDVBChannelList> db;
 213         ePtr<eDVBResourceManager> res;
 214
 215         int err;
 216         if ((err = eDVBResourceManager::getInstance(res)) != 0)
 217         {
 218                 eDebug("no resource manager");
 219                 return err;
 220         }
 221         if ((err = res->getChannelList(db)) != 0)
 222         {
 223                 eDebug("no channel list");
 224                 return err;
 225         }
 226
 227         ePtr<eDVBChannelQuery> q;
 228
 229         if (!m_parent.path.empty())
 230         {
 231                 eDVBChannelQuery::compile(q, m_parent.path);
 232                 if (!q)
 233                 {
 234                         eDebug("compile query failed");
 235                         return err;
 236                 }
 237         }
 238
 239         if ((err = db->startQuery(m_query, q, m_parent)) != 0)
 240         {
 241                 eDebug("startQuery failed");
 242                 return err;
 243         }
 244
 245         return 0;
 246 }
 247
 248 RESULT eDVBServiceList::getContent(std::list<eServiceReference> &list)
 249 {
 250         eServiceReferenceDVB ref;
 251
 252         if (!m_query)
 253                 return -1;
 254
 255         while (!m_query->getNextResult(ref))
 256                 list.push_back(ref);
 257         return 0;
 258 }
 259
 260 RESULT eDVBServiceList::getNext(eServiceReference &ref)
 261 {
 262         if (!m_query)
 263                 return -1;
 264
 265         return m_query->getNextResult((eServiceReferenceDVB&)ref);
 266 }
 267
 268 int eDVBServiceList::compareLessEqual(const eServiceReference &a, const eServiceReference &b)
 269 {
 270         return m_query->compareLessEqual((const eServiceReferenceDVB&)a, (const eServiceReferenceDVB&)b);
 271 }
 272
 273 RESULT eDVBServiceList::startEdit(ePtr<iMutableServiceList> &res)
 274 {
 275         if (m_parent.flags & eServiceReference::flagDirectory) // bouquet
 276         {
 277                 ePtr<iDVBChannelList> db;
 278                 ePtr<eDVBResourceManager> resm;
 279
 280                 if (eDVBResourceManager::getInstance(resm) || resm->getChannelList(db))
 281                         return -1;
 282
 283                         // FIXME!
 284                 if (db->getBouquet(m_parent, (const eBouquet*&)m_bouquet) != 0)
 285                         return -1;
 286
 287                 res = this;
 288
 289                 return 0;
 290         }
 291         res = 0;
 292         return -1;
 293 }
 294
 295 RESULT eDVBServiceList::addService(eServiceReference &ref)
 296 {
 297         ASSERT(m_bouquet);
 298 //      return m_bouquet->addService(ref);
 299         return -1;
 300 }
 301
 302 RESULT eDVBServiceList::removeService(eServiceReference &ref)
 303 {
 304         ASSERT(m_bouquet);
 305 //      return m_bouquet->removeService(ref);
 306         return -1;
 307 }
 308
 309 RESULT eDVBServiceList::moveService(eServiceReference &ref, int pos)
 310 {
 311         ASSERT(m_bouquet);
 312
 313 //      return m_bouquet->moveService(ref, pos);
 314         return -1;
 315 }
 316
 317 RESULT eServiceFactoryDVB::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
 318 {
 319         ePtr<eDVBService> service;
 320         int r = lookupService(service, ref);
 321         if (r)
 322                 service = 0;
 323                 // check resources...
 324         ptr = new eDVBServicePlay(ref, service);
 325         return 0;
 326 }
 327
 328 RESULT eServiceFactoryDVB::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
 329 {
 330         if (ref.path.empty())
 331         {
 332                 ptr = new eDVBServiceRecord((eServiceReferenceDVB&)ref);
 333                 return 0;
 334         } else
 335         {
 336                 ptr = 0;
 337                 return -1;
 338         }
 339 }
 340
 341 RESULT eServiceFactoryDVB::list(const eServiceReference &ref, ePtr<iListableService> &ptr)
 342 {
 343         ePtr<eDVBServiceList> list = new eDVBServiceList(ref);
 344         if (list->startQuery())
 345         {
 346                 ptr = 0;
 347                 return -1;
 348         }
 349
 350         ptr = list;
 351         return 0;
 352 }
 353
 354 RESULT eServiceFactoryDVB::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
 355 {
 356                 /* do we have a PVR service? */
 357         if (ref.flags & eServiceReference::flagDirectory) // bouquet
 358         {
 359                 ptr = new eStaticServiceDVBBouquetInformation;
 360                 return 0;
 361         }
 362         else if (!ref.path.empty())
 363         {
 364                 ptr = new eStaticServiceDVBPVRInformation(ref);
 365                 return 0;
 366         }
 367         else
 368         {
 369                 ePtr<eDVBService> service;
 370                 int r = lookupService(service, ref);
 371                 if (r)
 372                         ptr = new eStaticServiceDVBInformation;
 373                 else
 374                         /* eDVBService has the iStaticServiceInformation interface, so we pass it here. */
 375                         ptr = service;
 376                 return 0;
 377         }
 378 }
 379
 380 RESULT eServiceFactoryDVB::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 381 {
 382         if (ref.path.empty())
 383         {
 384                 ptr = 0;
 385                 return -1;
 386         } else
 387         {
 388                 ptr = new eDVBPVRServiceOfflineOperations(ref);
 389                 return 0;
 390         }
 391 }
 392
 393 RESULT eServiceFactoryDVB::lookupService(ePtr<eDVBService> &service, const eServiceReference &ref)
 394 {
 395                         // TODO: handle the listing itself
 396         // if (ref.... == -1) .. return "... bouquets ...";
 397         // could be also done in another serviceFactory (with seperate ID) to seperate actual services and lists
 398                         // TODO: cache
 399         ePtr<iDVBChannelList> db;
 400         ePtr<eDVBResourceManager> res;
 401
 402         int err;
 403         if ((err = eDVBResourceManager::getInstance(res)) != 0)
 404         {
 405                 eDebug("no resource manager");
 406                 return err;
 407         }
 408         if ((err = res->getChannelList(db)) != 0)
 409         {
 410                 eDebug("no channel list");
 411                 return err;
 412         }
 413
 414                 /* we are sure to have a ..DVB reference as the info() call was forwarded here according to it's ID. */
 415         if ((err = db->getService((eServiceReferenceDVB&)ref, service)) != 0)
 416         {
 417                 eDebug("getService failed!");
 418                 return err;
 419         }
 420
 421         return 0;
 422 }
 423
 424 eDVBServicePlay::eDVBServicePlay(const eServiceReference &ref, eDVBService *service):
 425         m_reference(ref), m_dvb_service(service), m_service_handler(0), m_is_paused(0)
 426 {
 427         m_is_pvr = !ref.path.empty();
 428
 429         CONNECT(m_service_handler.serviceEvent, eDVBServicePlay::serviceEvent);
 430         CONNECT(m_event_handler.m_eit_changed, eDVBServicePlay::gotNewEvent);
 431 }
 432
 433 eDVBServicePlay::~eDVBServicePlay()
 434 {
 435 }
 436
 437 void eDVBServicePlay::gotNewEvent()
 438 {
 439 #if 0
 440                 // debug only
 441         ePtr<eServiceEvent> m_event_now, m_event_next;
 442         getEvent(m_event_now, 0);
 443         getEvent(m_event_next, 1);
 444
 445         if (m_event_now)
 446                 eDebug("now running: %s (%d seconds :)", m_event_now->m_event_name.c_str(), m_event_now->m_duration);
 447         if (m_event_next)
 448                 eDebug("next running: %s (%d seconds :)", m_event_next->m_event_name.c_str(), m_event_next->m_duration);
 449 #endif
 450         m_event((iPlayableService*)this, evUpdatedEventInfo);
 451 }
 452
 453 void eDVBServicePlay::serviceEvent(int event)
 454 {
 455         switch (event)
 456         {
 457         case eDVBServicePMTHandler::eventTuned:
 458         {
 459                 ePtr<iDVBDemux> m_demux;
 460                 if (!m_service_handler.getDemux(m_demux))
 461                 {
 462 //                      eventStartedEventAcquisition
 463                         m_event_handler.start(m_demux, ((eServiceReferenceDVB&)m_reference).getServiceID().get());
 464                 }
 465 //                      eventNoEvent
 466                 break;
 467         }
 468         case eDVBServicePMTHandler::eventTuneFailed:
 469         {
 470                 eDebug("DVB service failed to tune");
 471                 m_event((iPlayableService*)this, evTuneFailed);
 472                 break;
 473         }
 474         case eDVBServicePMTHandler::eventNewProgramInfo:
 475         {
 476                 int vpid = -1, apid = -1, pcrpid = -1;
 477                 eDVBServicePMTHandler::program program;
 478                 if (m_service_handler.getProgramInfo(program))
 479                         eDebug("getting program info failed.");
 480                 else
 481                 {
 482                         eDebugNoNewLine("have %d video stream(s)", program.videoStreams.size());
 483                         if (!program.videoStreams.empty())
 484                         {
 485                                 eDebugNoNewLine(" (");
 486                                 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
 487                                         i(program.videoStreams.begin());
 488                                         i != program.videoStreams.end(); ++i)
 489                                 {
 490                                         if (vpid == -1)
 491                                                 vpid = i->pid;
 492                                         if (i != program.videoStreams.begin())
 493                                                 eDebugNoNewLine(", ");
 494                                         eDebugNoNewLine("%04x", i->pid);
 495                                 }
 496                                 eDebugNoNewLine(")");
 497                         }
 498                         eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
 499                         if (!program.audioStreams.empty())
 500                         {
 501                                 eDebugNoNewLine(" (");
 502                                 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
 503                                         i(program.audioStreams.begin());
 504                                         i != program.audioStreams.end(); ++i)
 505                                 {
 506                                         if (apid == -1)
 507                                                 apid = i->pid;
 508                                         if (i != program.audioStreams.begin())
 509                                                 eDebugNoNewLine(", ");
 510                                         eDebugNoNewLine("%04x", i->pid);
 511                                 }
 512                                 eDebugNoNewLine(")");
 513                         }
 514                         eDebug(", and the pcr pid is %04x", program.pcrPid);
 515                         if (program.pcrPid != 0x1fff)
 516                                 pcrpid = program.pcrPid;
 517                 }
 518
 519                 if (!m_decoder)
 520                 {
 521                         ePtr<iDVBDemux> demux;
 522                         m_service_handler.getDemux(demux);
 523                         if (demux)
 524                                 demux->getMPEGDecoder(m_decoder);
 525                 }
 526
 527                 if (m_decoder)
 528                 {
 529                         m_decoder->setVideoPID(vpid);
 530                         m_decoder->setAudioPID(apid, 0);
 531                         if (!m_is_pvr)
 532                                 m_decoder->setSyncPCR(pcrpid);
 533                         else
 534                                 m_decoder->setSyncPCR(-1);
 535                         m_decoder->start();
 536 // how we can do this better?
 537 // update cache pid when the user changed the audio track or video track
 538 // TODO handling of difference audio types.. default audio types..
 539
 540                                 /* don't worry about non-existing services, nor pvr services */
 541                         if (m_dvb_service && !m_is_pvr)
 542                         {
 543                                 m_dvb_service->setCachePID(eDVBService::cVPID, vpid);
 544                                 m_dvb_service->setCachePID(eDVBService::cAPID, apid);
 545                                 m_dvb_service->setCachePID(eDVBService::cPCRPID, pcrpid);
 546                         }
 547                 }
 548
 549                 break;
 550         }
 551         }
 552 }
 553
 554 RESULT eDVBServicePlay::start()
 555 {
 556         int r;
 557         eDebug("starting DVB service");
 558         r = m_service_handler.tune((eServiceReferenceDVB&)m_reference);
 559         eDebug("tune result: %d", r);
 560         m_event(this, evStart);
 561         return 0;
 562 }
 563
 564 RESULT eDVBServicePlay::stop()
 565 {
 566         eDebug("stopping..");
 567         return 0;
 568 }
 569
 570 RESULT eDVBServicePlay::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 571 {
 572         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 573         return 0;
 574 }
 575
 576 RESULT eDVBServicePlay::pause(ePtr<iPauseableService> &ptr)
 577 {
 578         if (m_is_pvr)
 579         {
 580                 ptr = this;
 581                 return 0;
 582         }
 583
 584         ptr = 0;
 585         return -1;
 586 }
 587
 588 RESULT eDVBServicePlay::seek(ePtr<iSeekableService> &ptr)
 589 {
 590         if (m_is_pvr)
 591         {
 592                 ptr = this;
 593                 return 0;
 594         }
 595
 596         ptr = 0;
 597         return -1;
 598 }
 599
 600 RESULT eDVBServicePlay::getLength(pts_t &len)
 601 {
 602         ePtr<iDVBPVRChannel> pvr_channel;
 603
 604         if (m_service_handler.getPVRChannel(pvr_channel))
 605         {
 606                 eDebug("getPVRChannel failed!");
 607                 return -1;
 608         }
 609
 610         return pvr_channel->getLength(len);
 611 }
 612
 613 RESULT eDVBServicePlay::pause()
 614 {
 615         if (!m_is_paused && m_decoder)
 616         {
 617                 m_is_paused = 1;
 618                 return m_decoder->freeze(0);
 619         } else
 620                 return -1;
 621 }
 622
 623 RESULT eDVBServicePlay::unpause()
 624 {
 625         if (m_is_paused && m_decoder)
 626         {
 627                 m_is_paused = 0;
 628                 return m_decoder->unfreeze();
 629         } else
 630                 return -1;
 631 }
 632
 633 RESULT eDVBServicePlay::seekTo(pts_t to)
 634 {
 635         return -1;
 636 }
 637
 638 RESULT eDVBServicePlay::seekRelative(int direction, pts_t to)
 639 {
 640         eDebug("eDVBServicePlay::seekRelative: jump %d, %lld", direction, to);
 641
 642         ePtr<iDVBPVRChannel> pvr_channel;
 643
 644         if (m_service_handler.getPVRChannel(pvr_channel))
 645                 return -1;
 646
 647         return pvr_channel->seekToPosition(SEEK_CUR, to);
 648 }
 649
 650 RESULT eDVBServicePlay::getPlayPosition(pts_t &pos)
 651 {
 652         ePtr<iDVBPVRChannel> pvr_channel;
 653
 654         if (m_service_handler.getPVRChannel(pvr_channel))
 655                 return -1;
 656
 657         return pvr_channel->getCurrentPosition(pos);
 658 }
 659
 660 RESULT eDVBServicePlay::info(ePtr<iServiceInformation> &ptr)
 661 {
 662         ptr = this;
 663         return 0;
 664 }
 665
 666 RESULT eDVBServicePlay::getName(std::string &name)
 667 {
 668         if (m_dvb_service)
 669         {
 670                 m_dvb_service->getName(m_reference, name);
 671                 if (name.empty())
 672                         name = "(...)";
 673         } else
 674                 name = "DVB service";
 675         return 0;
 676 }
 677
 678 RESULT eDVBServicePlay::getEvent(ePtr<eServiceEvent> &evt, int nownext)
 679 {
 680         return m_event_handler.getEvent(evt, nownext);
 681 }
 682
 683 DEFINE_REF(eDVBServicePlay)
 684
 685 eAutoInitPtr<eServiceFactoryDVB> init_eServiceFactoryDVB(eAutoInitNumbers::service+1, "eServiceFactoryDVB");