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         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                 if (db->getBouquet(m_parent, m_bouquet) != 0)
 284                         return -1;
 285
 286                 res = this;
 287
 288                 return 0;
 289         }
 290         res = 0;
 291         return -1;
 292 }
 293
 294 RESULT eDVBServiceList::addService(eServiceReference &ref)
 295 {
 296         if (!m_bouquet)
 297                 return -1;
 298         return m_bouquet->addService(ref);
 299 }
 300
 301 RESULT eDVBServiceList::removeService(eServiceReference &ref)
 302 {
 303         if (!m_bouquet)
 304                 return -1;
 305         return m_bouquet->removeService(ref);
 306 }
 307
 308 RESULT eDVBServiceList::moveService(eServiceReference &ref, int pos)
 309 {
 310         if (!m_bouquet)
 311                 return -1;
 312         return m_bouquet->moveService(ref, pos);
 313 }
 314
 315 RESULT eServiceFactoryDVB::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
 316 {
 317         ePtr<eDVBService> service;
 318         int r = lookupService(service, ref);
 319         if (r)
 320                 service = 0;
 321                 // check resources...
 322         ptr = new eDVBServicePlay(ref, service);
 323         return 0;
 324 }
 325
 326 RESULT eServiceFactoryDVB::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
 327 {
 328         if (ref.path.empty())
 329         {
 330                 ptr = new eDVBServiceRecord((eServiceReferenceDVB&)ref);
 331                 return 0;
 332         } else
 333         {
 334                 ptr = 0;
 335                 return -1;
 336         }
 337 }
 338
 339 RESULT eServiceFactoryDVB::list(const eServiceReference &ref, ePtr<iListableService> &ptr)
 340 {
 341         ePtr<eDVBServiceList> list = new eDVBServiceList(ref);
 342         if (list->startQuery())
 343         {
 344                 ptr = 0;
 345                 return -1;
 346         }
 347
 348         ptr = list;
 349         return 0;
 350 }
 351
 352 RESULT eServiceFactoryDVB::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
 353 {
 354                 /* do we have a PVR service? */
 355         if (ref.flags & eServiceReference::flagDirectory) // bouquet
 356         {
 357                 ptr = new eStaticServiceDVBBouquetInformation;
 358                 return 0;
 359         }
 360         else if (!ref.path.empty())
 361         {
 362                 ptr = new eStaticServiceDVBPVRInformation(ref);
 363                 return 0;
 364         }
 365         else
 366         {
 367                 ePtr<eDVBService> service;
 368                 int r = lookupService(service, ref);
 369                 if (r)
 370                         ptr = new eStaticServiceDVBInformation;
 371                 else
 372                         /* eDVBService has the iStaticServiceInformation interface, so we pass it here. */
 373                         ptr = service;
 374                 return 0;
 375         }
 376 }
 377
 378 RESULT eServiceFactoryDVB::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 379 {
 380         if (ref.path.empty())
 381         {
 382                 ptr = 0;
 383                 return -1;
 384         } else
 385         {
 386                 ptr = new eDVBPVRServiceOfflineOperations(ref);
 387                 return 0;
 388         }
 389 }
 390
 391 RESULT eServiceFactoryDVB::lookupService(ePtr<eDVBService> &service, const eServiceReference &ref)
 392 {
 393                         // TODO: handle the listing itself
 394         // if (ref.... == -1) .. return "... bouquets ...";
 395         // could be also done in another serviceFactory (with seperate ID) to seperate actual services and lists
 396                         // TODO: cache
 397         ePtr<iDVBChannelList> db;
 398         ePtr<eDVBResourceManager> res;
 399
 400         int err;
 401         if ((err = eDVBResourceManager::getInstance(res)) != 0)
 402         {
 403                 eDebug("no resource manager");
 404                 return err;
 405         }
 406         if ((err = res->getChannelList(db)) != 0)
 407         {
 408                 eDebug("no channel list");
 409                 return err;
 410         }
 411
 412                 /* we are sure to have a ..DVB reference as the info() call was forwarded here according to it's ID. */
 413         if ((err = db->getService((eServiceReferenceDVB&)ref, service)) != 0)
 414         {
 415                 eDebug("getService failed!");
 416                 return err;
 417         }
 418
 419         return 0;
 420 }
 421
 422 eDVBServicePlay::eDVBServicePlay(const eServiceReference &ref, eDVBService *service):
 423         m_reference(ref), m_dvb_service(service), m_service_handler(0), m_is_paused(0)
 424 {
 425         m_is_pvr = !ref.path.empty();
 426
 427         CONNECT(m_service_handler.serviceEvent, eDVBServicePlay::serviceEvent);
 428         CONNECT(m_event_handler.m_eit_changed, eDVBServicePlay::gotNewEvent);
 429 }
 430
 431 eDVBServicePlay::~eDVBServicePlay()
 432 {
 433 }
 434
 435 void eDVBServicePlay::gotNewEvent()
 436 {
 437 #if 0
 438                 // debug only
 439         ePtr<eServiceEvent> m_event_now, m_event_next;
 440         getEvent(m_event_now, 0);
 441         getEvent(m_event_next, 1);
 442
 443         if (m_event_now)
 444                 eDebug("now running: %s (%d seconds :)", m_event_now->m_event_name.c_str(), m_event_now->m_duration);
 445         if (m_event_next)
 446                 eDebug("next running: %s (%d seconds :)", m_event_next->m_event_name.c_str(), m_event_next->m_duration);
 447 #endif
 448         m_event((iPlayableService*)this, evUpdatedEventInfo);
 449 }
 450
 451 void eDVBServicePlay::serviceEvent(int event)
 452 {
 453         switch (event)
 454         {
 455         case eDVBServicePMTHandler::eventTuned:
 456         {
 457                 ePtr<iDVBDemux> m_demux;
 458                 if (!m_service_handler.getDemux(m_demux))
 459                 {
 460 //                      eventStartedEventAcquisition
 461                         m_event_handler.start(m_demux, ((eServiceReferenceDVB&)m_reference).getServiceID().get());
 462                 }
 463 //                      eventNoEvent
 464                 break;
 465         }
 466         case eDVBServicePMTHandler::eventTuneFailed:
 467         {
 468                 eDebug("DVB service failed to tune");
 469                 m_event((iPlayableService*)this, evTuneFailed);
 470                 break;
 471         }
 472         case eDVBServicePMTHandler::eventNewProgramInfo:
 473         {
 474                 int vpid = -1, apid = -1, pcrpid = -1;
 475                 eDVBServicePMTHandler::program program;
 476                 if (m_service_handler.getProgramInfo(program))
 477                         eDebug("getting program info failed.");
 478                 else
 479                 {
 480                         eDebugNoNewLine("have %d video stream(s)", program.videoStreams.size());
 481                         if (!program.videoStreams.empty())
 482                         {
 483                                 eDebugNoNewLine(" (");
 484                                 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
 485                                         i(program.videoStreams.begin());
 486                                         i != program.videoStreams.end(); ++i)
 487                                 {
 488                                         if (vpid == -1)
 489                                                 vpid = i->pid;
 490                                         if (i != program.videoStreams.begin())
 491                                                 eDebugNoNewLine(", ");
 492                                         eDebugNoNewLine("%04x", i->pid);
 493                                 }
 494                                 eDebugNoNewLine(")");
 495                         }
 496                         eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
 497                         if (!program.audioStreams.empty())
 498                         {
 499                                 eDebugNoNewLine(" (");
 500                                 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
 501                                         i(program.audioStreams.begin());
 502                                         i != program.audioStreams.end(); ++i)
 503                                 {
 504                                         if (apid == -1)
 505                                                 apid = i->pid;
 506                                         if (i != program.audioStreams.begin())
 507                                                 eDebugNoNewLine(", ");
 508                                         eDebugNoNewLine("%04x", i->pid);
 509                                 }
 510                                 eDebugNoNewLine(")");
 511                         }
 512                         eDebug(", and the pcr pid is %04x", program.pcrPid);
 513                         if (program.pcrPid != 0x1fff)
 514                                 pcrpid = program.pcrPid;
 515                 }
 516
 517                 if (!m_decoder)
 518                 {
 519                         ePtr<iDVBDemux> demux;
 520                         m_service_handler.getDemux(demux);
 521                         if (demux)
 522                                 demux->getMPEGDecoder(m_decoder);
 523                 }
 524
 525                 if (m_decoder)
 526                 {
 527                         m_decoder->setVideoPID(vpid);
 528                         m_decoder->setAudioPID(apid, 0);
 529                         if (!m_is_pvr)
 530                                 m_decoder->setSyncPCR(pcrpid);
 531                         else
 532                                 m_decoder->setSyncPCR(-1);
 533                         m_decoder->start();
 534 // how we can do this better?
 535 // update cache pid when the user changed the audio track or video track
 536 // TODO handling of difference audio types.. default audio types..
 537
 538                                 /* don't worry about non-existing services, nor pvr services */
 539                         if (m_dvb_service && !m_is_pvr)
 540                         {
 541                                 m_dvb_service->setCachePID(eDVBService::cVPID, vpid);
 542                                 m_dvb_service->setCachePID(eDVBService::cAPID, apid);
 543                                 m_dvb_service->setCachePID(eDVBService::cPCRPID, pcrpid);
 544                         }
 545                 }
 546
 547                 break;
 548         }
 549         }
 550 }
 551
 552 RESULT eDVBServicePlay::start()
 553 {
 554         int r;
 555         eDebug("starting DVB service");
 556         r = m_service_handler.tune((eServiceReferenceDVB&)m_reference);
 557         eDebug("tune result: %d", r);
 558         m_event(this, evStart);
 559         return 0;
 560 }
 561
 562 RESULT eDVBServicePlay::stop()
 563 {
 564         eDebug("stopping..");
 565         return 0;
 566 }
 567
 568 RESULT eDVBServicePlay::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 569 {
 570         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 571         return 0;
 572 }
 573
 574 RESULT eDVBServicePlay::pause(ePtr<iPauseableService> &ptr)
 575 {
 576         if (m_is_pvr)
 577         {
 578                 ptr = this;
 579                 return 0;
 580         }
 581
 582         ptr = 0;
 583         return -1;
 584 }
 585
 586 RESULT eDVBServicePlay::seek(ePtr<iSeekableService> &ptr)
 587 {
 588         if (m_is_pvr)
 589         {
 590                 ptr = this;
 591                 return 0;
 592         }
 593
 594         ptr = 0;
 595         return -1;
 596 }
 597
 598 RESULT eDVBServicePlay::getLength(pts_t &len)
 599 {
 600         ePtr<iDVBPVRChannel> pvr_channel;
 601
 602         if (m_service_handler.getPVRChannel(pvr_channel))
 603         {
 604                 eDebug("getPVRChannel failed!");
 605                 return -1;
 606         }
 607
 608         return pvr_channel->getLength(len);
 609 }
 610
 611 RESULT eDVBServicePlay::pause()
 612 {
 613         if (!m_is_paused && m_decoder)
 614         {
 615                 m_is_paused = 1;
 616                 return m_decoder->freeze(0);
 617         } else
 618                 return -1;
 619 }
 620
 621 RESULT eDVBServicePlay::unpause()
 622 {
 623         if (m_is_paused && m_decoder)
 624         {
 625                 m_is_paused = 0;
 626                 return m_decoder->unfreeze();
 627         } else
 628                 return -1;
 629 }
 630
 631 RESULT eDVBServicePlay::seekTo(pts_t to)
 632 {
 633         return -1;
 634 }
 635
 636 RESULT eDVBServicePlay::seekRelative(int direction, pts_t to)
 637 {
 638         eDebug("eDVBServicePlay::seekRelative: jump %d, %lld", direction, to);
 639
 640         ePtr<iDVBPVRChannel> pvr_channel;
 641
 642         if (m_service_handler.getPVRChannel(pvr_channel))
 643                 return -1;
 644
 645         return pvr_channel->seekToPosition(SEEK_CUR, to);
 646 }
 647
 648 RESULT eDVBServicePlay::getPlayPosition(pts_t &pos)
 649 {
 650         ePtr<iDVBPVRChannel> pvr_channel;
 651
 652         if (m_service_handler.getPVRChannel(pvr_channel))
 653                 return -1;
 654
 655         return pvr_channel->getCurrentPosition(pos);
 656 }
 657
 658 RESULT eDVBServicePlay::info(ePtr<iServiceInformation> &ptr)
 659 {
 660         ptr = this;
 661         return 0;
 662 }
 663
 664 RESULT eDVBServicePlay::getName(std::string &name)
 665 {
 666         if (m_dvb_service)
 667         {
 668                 m_dvb_service->getName(m_reference, name);
 669                 if (name.empty())
 670                         name = "(...)";
 671         } else
 672                 name = "DVB service";
 673         return 0;
 674 }
 675
 676 RESULT eDVBServicePlay::getEvent(ePtr<eServiceEvent> &evt, int nownext)
 677 {
 678         return m_event_handler.getEvent(evt, nownext);
 679 }
 680
 681 DEFINE_REF(eDVBServicePlay)
 682
 683 eAutoInitPtr<eServiceFactoryDVB> init_eServiceFactoryDVB(eAutoInitNumbers::service+1, "eServiceFactoryDVB");