1 #include <lib/base/eerror.h>
2 #include <lib/base/filepush.h>
3 #include <lib/dvb/idvb.h>
4 #include <lib/dvb/dvb.h>
5 #include <lib/dvb/sec.h>
12 #include <sys/ioctl.h>
14 DEFINE_REF(eDVBRegisteredFrontend);
15 DEFINE_REF(eDVBRegisteredDemux);
17 DEFINE_REF(eDVBAllocatedFrontend);
19 eDVBAllocatedFrontend::eDVBAllocatedFrontend(eDVBRegisteredFrontend *fe): m_fe(fe)
24 eDVBAllocatedFrontend::~eDVBAllocatedFrontend()
29 DEFINE_REF(eDVBAllocatedDemux);
31 eDVBAllocatedDemux::eDVBAllocatedDemux(eDVBRegisteredDemux *demux): m_demux(demux)
36 eDVBAllocatedDemux::~eDVBAllocatedDemux()
41 DEFINE_REF(eDVBResourceManager);
43 eDVBResourceManager *eDVBResourceManager::instance;
45 eDVBResourceManager::eDVBResourceManager()
49 m_sec = new eDVBSatelliteEquipmentControl(m_frontend);
53 /* search available adapters... */
58 while (eDVBAdapterLinux::exist(num_adapter))
60 addAdapter(new eDVBAdapterLinux(num_adapter));
64 eDebug("found %d adapter, %d frontends and %d demux",
65 m_adapter.size(), m_frontend.size(), m_demux.size());
69 DEFINE_REF(eDVBAdapterLinux);
70 eDVBAdapterLinux::eDVBAdapterLinux(int nr): m_nr(nr)
75 eDebug("scanning for frontends..");
80 #if HAVE_DVB_API_VERSION < 3
81 sprintf(filename, "/dev/dvb/card%d/frontend%d", m_nr, num_fe);
83 sprintf(filename, "/dev/dvb/adapter%d/frontend%d", m_nr, num_fe);
85 if (stat(filename, &s))
87 ePtr<eDVBFrontend> fe;
90 fe = new eDVBFrontend(m_nr, num_fe, ok);
92 m_frontend.push_back(fe);
102 #if HAVE_DVB_API_VERSION < 3
103 sprintf(filename, "/dev/dvb/card%d/demux%d", m_nr, num_demux);
105 sprintf(filename, "/dev/dvb/adapter%d/demux%d", m_nr, num_demux);
107 if (stat(filename, &s))
109 ePtr<eDVBDemux> demux;
111 demux = new eDVBDemux(m_nr, num_demux);
112 m_demux.push_back(demux);
118 int eDVBAdapterLinux::getNumDemux()
120 return m_demux.size();
123 RESULT eDVBAdapterLinux::getDemux(ePtr<eDVBDemux> &demux, int nr)
125 eSmartPtrList<eDVBDemux>::iterator i(m_demux.begin());
126 while (nr && (i != m_demux.end()))
132 if (i != m_demux.end())
140 int eDVBAdapterLinux::getNumFrontends()
142 return m_frontend.size();
145 RESULT eDVBAdapterLinux::getFrontend(ePtr<eDVBFrontend> &fe, int nr)
147 eSmartPtrList<eDVBFrontend>::iterator i(m_frontend.begin());
148 while (nr && (i != m_frontend.end()))
154 if (i != m_frontend.end())
162 int eDVBAdapterLinux::exist(int nr)
166 #if HAVE_DVB_API_VERSION < 3
167 sprintf(filename, "/dev/dvb/card%d", nr);
169 sprintf(filename, "/dev/dvb/adapter%d", nr);
171 if (!stat(filename, &s))
176 eDVBResourceManager::~eDVBResourceManager()
178 if (instance == this)
182 void eDVBResourceManager::addAdapter(iDVBAdapter *adapter)
184 int num_fe = adapter->getNumFrontends();
185 int num_demux = adapter->getNumDemux();
187 m_adapter.push_back(adapter);
190 for (i=0; i<num_demux; ++i)
192 ePtr<eDVBDemux> demux;
193 if (!adapter->getDemux(demux, i))
194 m_demux.push_back(new eDVBRegisteredDemux(demux, adapter));
197 for (i=0; i<num_fe; ++i)
199 ePtr<eDVBFrontend> frontend;
201 if (!adapter->getFrontend(frontend, i))
203 frontend->setSEC(m_sec);
204 m_frontend.push_back(new eDVBRegisteredFrontend(frontend, adapter));
209 RESULT eDVBResourceManager::allocateFrontend(ePtr<eDVBAllocatedFrontend> &fe, ePtr<iDVBFrontendParameters> &feparm)
211 ePtr<eDVBRegisteredFrontend> best;
214 for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i)
217 int c = i->m_frontend->isCompatibleWith(feparm);
227 fe = new eDVBAllocatedFrontend(best);
236 RESULT eDVBResourceManager::allocateFrontendByIndex(ePtr<eDVBAllocatedFrontend> &fe, int nr)
238 for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i, --nr)
239 if ((!nr) && !i->m_inuse)
241 fe = new eDVBAllocatedFrontend(i);
249 RESULT eDVBResourceManager::allocateDemux(eDVBRegisteredFrontend *fe, ePtr<eDVBAllocatedDemux> &demux, int cap)
251 /* find first unused demux which is on same adapter as frontend (or any, if PVR)
252 never use the first one unless we need a decoding demux. */
254 eDebug("allocate demux");
255 eSmartPtrList<eDVBRegisteredDemux>::iterator i(m_demux.begin());
257 if (i == m_demux.end())
261 /* FIXME: hardware demux policy */
262 if (!(cap & iDVBChannel::capDecode))
265 for (; i != m_demux.end(); ++i, ++n)
266 if ((!i->m_inuse) && ((!fe) || (i->m_adapter == fe->m_adapter)))
268 if ((cap & iDVBChannel::capDecode) && n)
271 demux = new eDVBAllocatedDemux(i);
273 demux->get().setSourceFrontend(fe->m_frontend->getID());
275 demux->get().setSourcePVR(0);
278 eDebug("demux not found");
282 RESULT eDVBResourceManager::setChannelList(iDVBChannelList *list)
288 RESULT eDVBResourceManager::getChannelList(ePtr<iDVBChannelList> &list)
297 RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUsePtr<iDVBChannel> &channel)
299 /* first, check if a channel is already existing. */
301 if (m_cached_channel)
303 eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel);
304 if(channelid==cache_chan->getChannelID())
306 eDebug("use cached_channel");
307 channel=m_cached_channel;
313 // eDebug("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get());
314 for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
316 // eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get());
317 if (i->m_channel_id == channelid)
319 // eDebug("found shared channel..");
320 channel = i->m_channel;
325 /* no currently available channel is tuned to this channelid. create a new one, if possible. */
329 eDebug("no channel list set!");
333 ePtr<iDVBFrontendParameters> feparm;
334 if (m_list->getChannelFrontendData(channelid, feparm))
336 eDebug("channel not found!");
340 /* allocate a frontend. */
342 ePtr<eDVBAllocatedFrontend> fe;
344 if (allocateFrontend(fe, feparm))
345 return errNoFrontend;
348 ePtr<eDVBChannel> ch;
349 ch = new eDVBChannel(this, fe);
351 res = ch->setChannel(channelid, feparm);
355 return errChidNotFound;
357 m_cached_channel = channel = ch;
362 RESULT eDVBResourceManager::allocateRawChannel(eUsePtr<iDVBChannel> &channel, int frontend_index)
364 ePtr<eDVBAllocatedFrontend> fe;
366 if (m_cached_channel)
369 if (allocateFrontendByIndex(fe, frontend_index))
370 return errNoFrontend;
373 ch = new eDVBChannel(this, fe);
380 RESULT eDVBResourceManager::allocatePVRChannel(eUsePtr<iDVBPVRChannel> &channel)
382 ePtr<eDVBAllocatedDemux> demux;
384 if (m_cached_channel)
388 ch = new eDVBChannel(this, 0);
394 RESULT eDVBResourceManager::addChannel(const eDVBChannelID &chid, eDVBChannel *ch)
396 m_active_channels.push_back(active_channel(chid, ch));
397 /* emit */ m_channelAdded(ch);
401 RESULT eDVBResourceManager::removeChannel(eDVBChannel *ch)
404 for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end();)
406 if (i->m_channel == ch)
408 i = m_active_channels.erase(i);
419 RESULT eDVBResourceManager::connectChannelAdded(const Slot1<void,eDVBChannel*> &channelAdded, ePtr<eConnection> &connection)
421 connection = new eConnection((eDVBResourceManager*)this, m_channelAdded.connect(channelAdded));
425 bool eDVBResourceManager::canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm)
427 ePtr<eDVBRegisteredFrontend> best;
430 for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i)
433 int c = i->m_frontend->isCompatibleWith(feparm);
441 bool eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID& ignore)
443 /* first, check if a channel is already existing. */
444 // eDebug("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get());
445 for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
447 // eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get());
448 if (i->m_channel_id == channelid)
450 // eDebug("found shared channel..");
455 int *decremented_fe_usecount=NULL;
457 for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
459 // eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get());
460 if (i->m_channel_id == ignore)
462 eDVBChannel *channel = (eDVBChannel*) &(*i->m_channel);
463 if (channel == &(*m_cached_channel) ? channel->getUseCount() == 2 : channel->getUseCount() == 1) // channel only used once..
465 ePtr<iDVBFrontend> fe;
466 if (!i->m_channel->getFrontend(fe))
468 for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii)
470 if ( &(*fe) == &(*ii->m_frontend) )
473 decremented_fe_usecount = &ii->m_inuse;
485 eDebug("no channel list set!");
489 ePtr<iDVBFrontendParameters> feparm;
490 if (m_list->getChannelFrontendData(channelid, feparm))
492 eDebug("channel not found!");
496 bool ret = canAllocateFrontend(feparm);
498 if (decremented_fe_usecount)
499 ++(*decremented_fe_usecount);
504 DEFINE_REF(eDVBChannel);
506 eDVBChannel::eDVBChannel(eDVBResourceManager *mgr, eDVBAllocatedFrontend *frontend): m_state(state_idle), m_mgr(mgr)
508 m_frontend = frontend;
513 m_frontend->get().connectStateChange(slot(*this, &eDVBChannel::frontendStateChanged), m_conn_frontendStateChanged);
516 eDVBChannel::~eDVBChannel()
519 m_mgr->removeChannel(this);
523 m_pvr_thread->stop();
524 ::close(m_pvr_fd_src);
525 ::close(m_pvr_fd_dst);
530 void eDVBChannel::frontendStateChanged(iDVBFrontend*fe)
532 int state, ourstate = 0;
534 /* if we are already in shutdown, don't change state. */
535 if (m_state == state_release)
538 if (fe->getState(state))
541 if (state == iDVBFrontend::stateLock)
543 eDebug("OURSTATE: ok");
545 } else if (state == iDVBFrontend::stateTuning)
547 eDebug("OURSTATE: tuning");
548 ourstate = state_tuning;
549 } else if (state == iDVBFrontend::stateLostLock)
551 eDebug("OURSTATE: lost lock");
552 ourstate = state_unavailable;
553 } else if (state == iDVBFrontend::stateFailed)
555 eDebug("OURSTATE: failed");
556 ourstate = state_failed;
558 eFatal("state unknown");
560 if (ourstate != m_state)
563 m_stateChanged(this);
567 void eDVBChannel::AddUse()
572 void eDVBChannel::ReleaseUse()
576 m_state = state_release;
577 m_stateChanged(this);
581 RESULT eDVBChannel::setChannel(const eDVBChannelID &channelid, ePtr<iDVBFrontendParameters> &feparm)
584 m_mgr->removeChannel(this);
591 eDebug("no frontend to tune!");
595 m_channel_id = channelid;
596 m_mgr->addChannel(channelid, this);
597 m_state = state_tuning;
598 /* if tuning fails, shutdown the channel immediately. */
600 res = m_frontend->get().tune(*feparm);
604 m_state = state_release;
605 m_stateChanged(this);
612 RESULT eDVBChannel::connectStateChange(const Slot1<void,iDVBChannel*> &stateChange, ePtr<eConnection> &connection)
614 connection = new eConnection((iDVBChannel*)this, m_stateChanged.connect(stateChange));
618 RESULT eDVBChannel::getState(int &state)
624 RESULT eDVBChannel::setCIRouting(const eDVBCIRouting &routing)
629 RESULT eDVBChannel::getDemux(ePtr<iDVBDemux> &demux, int cap)
631 eDebug("get %d demux", cap);
632 ePtr<eDVBAllocatedDemux> &our_demux = (cap & capDecode) ? m_decoder_demux : m_demux;
638 if (m_mgr->allocateDemux(m_frontend ? (eDVBRegisteredFrontend*)*m_frontend : (eDVBRegisteredFrontend*)0, our_demux, cap))
651 RESULT eDVBChannel::getFrontend(ePtr<iDVBFrontend> &frontend)
653 frontend = &m_frontend->get();
660 RESULT eDVBChannel::playFile(const char *file)
665 m_pvr_thread->stop();
670 m_tstools.openFile(file);
672 /* DON'T EVEN THINK ABOUT FIXING THIS. FIX THE ATI SOURCES FIRST,
673 THEN DO A REAL FIX HERE! */
675 /* (this codepath needs to be improved anyway.) */
676 m_pvr_fd_dst = open("/dev/misc/pvr", O_WRONLY);
677 if (m_pvr_fd_dst < 0)
679 eDebug("can't open /dev/misc/pvr - you need to buy the new(!) $$$ box! (%m)"); // or wait for the driver to be improved.
683 m_pvr_fd_src = open(file, O_RDONLY);
684 if (m_pvr_fd_src < 0)
686 eDebug("can't open PVR m_pvr_fd_src file %s (%m)", file);
692 m_stateChanged(this);
694 m_pvr_thread = new eFilePushThread();
695 m_pvr_thread->start(m_pvr_fd_src, m_pvr_fd_dst);
700 RESULT eDVBChannel::getLength(pts_t &len)
702 return m_tstools.calcLen(len);
705 RESULT eDVBChannel::getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos)
711 /* getPTS for offset 0 is cached, so it doesn't harm. */
712 int r = m_tstools.getPTS(begin, pos);
715 eDebug("tstools getpts(0) failed!");
721 r = decoding_demux->getSTC(now);
725 eDebug("demux getSTC failed");
729 // eDebug("STC: %08llx PTS: %08llx, diff %lld", now, pos, now - pos);
730 /* when we are less than 10 seconds before the start, return 0. */
731 /* (we're just waiting for the timespam to start) */
732 if ((now < pos) && ((pos - now) < 90000 * 10))
738 if (now < pos) /* wrap around */
739 pos = now + ((pts_t)1)<<33 - pos;
746 RESULT eDVBChannel::seekTo(iDVBDemux *decoding_demux, int relative, pts_t &pts)
748 int bitrate = m_tstools.calcBitrate(); /* in bits/s */
756 if (getCurrentPosition(decoding_demux, now))
758 eDebug("seekTo: getCurrentPosition failed!");
767 off_t offset = (pts * (pts_t)bitrate) / 8ULL / 90000ULL;
769 seekToPosition(decoding_demux, offset);
773 RESULT eDVBChannel::seekToPosition(iDVBDemux *decoding_demux, const off_t &r)
775 /* when seeking, we have to ensure that all buffers are flushed.
776 there are basically 3 buffers:
777 a.) the filepush's internal buffer
778 b.) the PVR buffer (before demux)
779 c.) the ratebuffer (after demux)
781 it's important to clear them in the correct order, otherwise
782 the ratebuffer (for example) would immediately refill from
783 the not-yet-flushed PVR buffer.
785 eDebug("eDVBChannel: seekToPosition .. %llx", r);
786 m_pvr_thread->pause();
788 /* flush internal filepush buffer */
789 m_pvr_thread->flush();
791 /* HACK: flush PVR buffer */
792 ::ioctl(m_pvr_fd_dst, 0);
794 /* flush ratebuffers (video, audio) */
796 decoding_demux->flush();
798 /* demux will also flush all decoder.. */
799 m_pvr_thread->seek(SEEK_SET, r);
800 m_pvr_thread->resume();