X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/bcd7710513b1dcf713807530318c33832de962d6..462ec6f4ad2051551cb91c75ba614d3b7b17c543:/lib/dvb/dvb.cpp diff --git a/lib/dvb/dvb.cpp b/lib/dvb/dvb.cpp index 4d78292a..8af8bb0e 100644 --- a/lib/dvb/dvb.cpp +++ b/lib/dvb/dvb.cpp @@ -18,12 +18,12 @@ DEFINE_REF(eDVBAllocatedFrontend); eDVBAllocatedFrontend::eDVBAllocatedFrontend(eDVBRegisteredFrontend *fe): m_fe(fe) { - m_fe->m_inuse++; + m_fe->inc_use(); } eDVBAllocatedFrontend::~eDVBAllocatedFrontend() { - --m_fe->m_inuse; + m_fe->dec_use(); } DEFINE_REF(eDVBAllocatedDemux); @@ -200,8 +200,6 @@ void eDVBResourceManager::addAdapter(iDVBAdapter *adapter) if (!adapter->getFrontend(frontend, i)) { - frontend->setTone(iDVBFrontend::toneOff); - frontend->setVoltage(iDVBFrontend::voltageOff); frontend->setSEC(m_sec); m_frontend.push_back(new eDVBRegisteredFrontend(frontend, adapter)); } @@ -296,11 +294,22 @@ RESULT eDVBResourceManager::getChannelList(ePtr &list) return -ENOENT; } - RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUsePtr &channel) { /* first, check if a channel is already existing. */ - + + if (m_cached_channel) + { + eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel); + if(channelid==cache_chan->getChannelID()) + { + eDebug("use cached_channel"); + channel = m_cached_channel; + return 0; + } + m_cached_channel=0; + } + // eDebug("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get()); for (std::list::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i) { @@ -334,7 +343,7 @@ RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUse if (allocateFrontend(fe, feparm)) return errNoFrontend; - + RESULT res; ePtr ch; ch = new eDVBChannel(this, fe); @@ -345,8 +354,8 @@ RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUse channel = 0; return errChidNotFound; } - - channel = ch; + m_cached_channel = channel = ch; + return 0; } @@ -354,6 +363,9 @@ RESULT eDVBResourceManager::allocateRawChannel(eUsePtr &channel, in { ePtr fe; + if (m_cached_channel) + m_cached_channel=0; + if (allocateFrontendByIndex(fe, frontend_index)) return errNoFrontend; @@ -368,7 +380,10 @@ RESULT eDVBResourceManager::allocateRawChannel(eUsePtr &channel, in RESULT eDVBResourceManager::allocatePVRChannel(eUsePtr &channel) { ePtr demux; - + + if (m_cached_channel) + m_cached_channel=0; + eDVBChannel *ch; ch = new eDVBChannel(this, 0); @@ -407,6 +422,128 @@ RESULT eDVBResourceManager::connectChannelAdded(const Slot1 & return 0; } +bool eDVBResourceManager::canAllocateFrontend(ePtr &feparm) +{ + ePtr best; + int bestval = 0; + + for (eSmartPtrList::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i) + if (!i->m_inuse) + { + int c = i->m_frontend->isCompatibleWith(feparm); + if (c > bestval) + bestval = c; + } + + return bestval>0; +} + +bool eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID& ignore) +{ + bool ret=true; + if (m_cached_channel) + { + eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel); + if(channelid==cache_chan->getChannelID()) + return ret; + } + + /* first, check if a channel is already existing. */ +// eDebug("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get()); + for (std::list::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i) + { +// eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get()); + if (i->m_channel_id == channelid) + { +// eDebug("found shared channel.."); + return ret; + } + } + + int *decremented_cached_channel_fe_usecount=NULL, + *decremented_fe_usecount=NULL; + + for (std::list::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i) + { +// eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get()); + if (i->m_channel_id == ignore) + { + eDVBChannel *channel = (eDVBChannel*) &(*i->m_channel); + if (channel == &(*m_cached_channel) ? channel->getUseCount() == 2 : channel->getUseCount() == 1) // channel only used once.. + { + ePtr fe; + if (!i->m_channel->getFrontend(fe)) + { + for (eSmartPtrList::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii) + { + if ( &(*fe) == &(*ii->m_frontend) ) + { + --ii->m_inuse; + decremented_fe_usecount = &ii->m_inuse; + if (channel == &(*m_cached_channel)) + decremented_cached_channel_fe_usecount = decremented_fe_usecount; + break; + } + } + } + } + break; + } + } + + if (!decremented_cached_channel_fe_usecount) + { + if (m_cached_channel) + { + eDVBChannel *channel = (eDVBChannel*) &(*m_cached_channel); + if (channel->getUseCount() == 1) + { + ePtr fe; + if (!channel->getFrontend(fe)) + { + for (eSmartPtrList::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii) + { + if ( &(*fe) == &(*ii->m_frontend) ) + { + --ii->m_inuse; + decremented_cached_channel_fe_usecount = &ii->m_inuse; + break; + } + } + } + } + } + } + else + decremented_cached_channel_fe_usecount=NULL; + + ePtr feparm; + + if (!m_list) + { + eDebug("no channel list set!"); + ret = false; + goto error; + } + + if (m_list->getChannelFrontendData(channelid, feparm)) + { + eDebug("channel not found!"); + ret = false; + goto error; + } + + ret = canAllocateFrontend(feparm); + +error: + if (decremented_fe_usecount) + ++(*decremented_fe_usecount); + if (decremented_cached_channel_fe_usecount) + ++(*decremented_cached_channel_fe_usecount); + + return ret; +} + DEFINE_REF(eDVBChannel); eDVBChannel::eDVBChannel(eDVBResourceManager *mgr, eDVBAllocatedFrontend *frontend): m_state(state_idle), m_mgr(mgr) @@ -454,8 +591,18 @@ void eDVBChannel::frontendStateChanged(iDVBFrontend*fe) ourstate = state_tuning; } else if (state == iDVBFrontend::stateLostLock) { - eDebug("OURSTATE: lost lock"); - ourstate = state_unavailable; + /* on managed channels, we try to retune in order to re-acquire lock. */ + if (m_feparm) + { + eDebug("OURSTATE: lost lock, trying to retune"); + ourstate = state_tuning; + m_frontend->get().tune(*m_feparm); + } else + /* on unmanaged channels, we don't do this. the client will do this. */ + { + eDebug("OURSTATE: lost lock, unavailable now."); + ourstate = state_unavailable; + } } else if (state == iDVBFrontend::stateFailed) { eDebug("OURSTATE: failed"); @@ -470,6 +617,17 @@ void eDVBChannel::frontendStateChanged(iDVBFrontend*fe) } } +void eDVBChannel::pvrEvent(int event) +{ + switch (event) + { + case eFilePushThread::evtEOF: + eDebug("eDVBChannel: End of file!"); + m_event(this, evtEOF); + break; + } +} + void eDVBChannel::AddUse() { ++m_use_count; @@ -504,6 +662,7 @@ RESULT eDVBChannel::setChannel(const eDVBChannelID &channelid, ePtrget().tune(*feparm); + m_feparm = feparm; if (res) { @@ -521,6 +680,12 @@ RESULT eDVBChannel::connectStateChange(const Slot1 &stateChan return 0; } +RESULT eDVBChannel::connectEvent(const Slot2 &event, ePtr &connection) +{ + connection = new eConnection((iDVBChannel*)this, m_event.connect(event)); + return 0; +} + RESULT eDVBChannel::getState(int &state) { state = m_state; @@ -534,7 +699,6 @@ RESULT eDVBChannel::setCIRouting(const eDVBCIRouting &routing) RESULT eDVBChannel::getDemux(ePtr &demux, int cap) { - eDebug("get %d demux", cap); ePtr &our_demux = (cap & capDecode) ? m_decoder_demux : m_demux; if (!our_demux) @@ -543,14 +707,12 @@ RESULT eDVBChannel::getDemux(ePtr &demux, int cap) if (m_mgr->allocateDemux(m_frontend ? (eDVBRegisteredFrontend*)*m_frontend : (eDVBRegisteredFrontend*)0, our_demux, cap)) return -1; - } demux = *our_demux; + /* don't hold a reference to the decoding demux, we don't need it. */ if (cap & capDecode) - { our_demux = 0; - } return 0; } @@ -586,7 +748,7 @@ RESULT eDVBChannel::playFile(const char *file) return -ENODEV; } - m_pvr_fd_src = open(file, O_RDONLY); + m_pvr_fd_src = open(file, O_RDONLY|O_LARGEFILE); if (m_pvr_fd_src < 0) { eDebug("can't open PVR m_pvr_fd_src file %s (%m)", file); @@ -598,7 +760,9 @@ RESULT eDVBChannel::playFile(const char *file) m_stateChanged(this); m_pvr_thread = new eFilePushThread(); + m_pvr_thread->enablePVRCommit(1); m_pvr_thread->start(m_pvr_fd_src, m_pvr_fd_dst); + CONNECT(m_pvr_thread->m_event, eDVBChannel::pvrEvent); return 0; } @@ -608,7 +772,7 @@ RESULT eDVBChannel::getLength(pts_t &len) return m_tstools.calcLen(len); } -RESULT eDVBChannel::getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos) +RESULT eDVBChannel::getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos, int mode) { if (!decoding_demux) return -1; @@ -624,7 +788,8 @@ RESULT eDVBChannel::getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos) pts_t now; - r = decoding_demux->getSTC(now); + /* TODO: this is a gross hack. */ + r = decoding_demux->getSTC(now, mode ? 128 : 0); if (r) { @@ -659,7 +824,7 @@ RESULT eDVBChannel::seekTo(iDVBDemux *decoding_demux, int relative, pts_t &pts) if (relative) { pts_t now; - if (getCurrentPosition(decoding_demux, now)) + if (getCurrentPosition(decoding_demux, now, 0)) { eDebug("seekTo: getCurrentPosition failed!"); return -1;