Merge branch 'master' into tmbinc/FixTimingBugs
[enigma2.git] / lib / dvb / dvb.cpp
index 4482d3e711c64142ac8c74c4baf4bd642da95c7c..3ad086ded384879452a62fc0bb80c6ec42e35515 100644 (file)
@@ -61,7 +61,7 @@ ePtr<eDVBResourceManager> NewResourceManagerPtr(void)
 }
 
 eDVBResourceManager::eDVBResourceManager()
-       :m_releaseCachedChannelTimer(eApp)
+       :m_releaseCachedChannelTimer(eTimer::create(eApp))
 {
        avail = 1;
        busy = 0;
@@ -86,7 +86,7 @@ eDVBResourceManager::eDVBResourceManager()
 
        eDVBCAService::registerChannelCallback(this);
 
-       CONNECT(m_releaseCachedChannelTimer.timeout, eDVBResourceManager::releaseCachedChannel);
+       CONNECT(m_releaseCachedChannelTimer->timeout, eDVBResourceManager::releaseCachedChannel);
 }
 
 void eDVBResourceManager::feStateChanged()
@@ -541,7 +541,7 @@ RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUse
                }
                m_cached_channel_state_changed_conn.disconnect();
                m_cached_channel=0;
-               m_releaseCachedChannelTimer.stop();
+               m_releaseCachedChannelTimer->stop();
        }
 
        eDebugNoSimulate("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get());
@@ -611,13 +611,13 @@ void eDVBResourceManager::DVBChannelStateChanged(iDVBChannel *chan)
                case iDVBChannel::state_ok:
                {
                        eDebug("stop release channel timer");
-                       m_releaseCachedChannelTimer.stop();
+                       m_releaseCachedChannelTimer->stop();
                        break;
                }
                case iDVBChannel::state_last_instance:
                {
                        eDebug("start release channel timer");
-                       m_releaseCachedChannelTimer.start(3000, true);
+                       m_releaseCachedChannelTimer->start(3000, true);
                        break;
                }
                default: // ignore all other events
@@ -639,7 +639,7 @@ RESULT eDVBResourceManager::allocateRawChannel(eUsePtr<iDVBChannel> &channel, in
        {
                m_cached_channel_state_changed_conn.disconnect();
                m_cached_channel=0;
-               m_releaseCachedChannelTimer.stop();
+               m_releaseCachedChannelTimer->stop();
        }
 
        int err = allocateFrontendByIndex(fe, slot_index);
@@ -655,11 +655,11 @@ RESULT eDVBResourceManager::allocatePVRChannel(eUsePtr<iDVBPVRChannel> &channel)
 {
        ePtr<eDVBAllocatedDemux> demux;
 
-       if (m_cached_channel && m_releaseCachedChannelTimer.isActive())
+       if (m_cached_channel && m_releaseCachedChannelTimer->isActive())
        {
                m_cached_channel_state_changed_conn.disconnect();
                m_cached_channel=0;
-               m_releaseCachedChannelTimer.stop();
+               m_releaseCachedChannelTimer->stop();
        }
 
        channel = new eDVBChannel(this, 0);
@@ -713,12 +713,13 @@ RESULT eDVBResourceManager::connectChannelAdded(const Slot1<void,eDVBChannel*> &
        return 0;
 }
 
-int eDVBResourceManager::canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm)
+int eDVBResourceManager::canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm, bool simulate)
 {
+       eSmartPtrList<eDVBRegisteredFrontend> &frontends = simulate ? m_simulate_frontend : m_frontend;
        ePtr<eDVBRegisteredFrontend> best;
        int bestval = 0;
 
-       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i)
+       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(frontends.begin()); i != frontends.end(); ++i)
                if (!i->m_inuse)
                {
                        int c = i->m_frontend->isCompatibleWith(feparm);
@@ -755,10 +756,11 @@ int tuner_type_channel_default(ePtr<iDVBChannelList> &channellist, const eDVBCha
        return 0;
 }
 
-int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID& ignore)
+int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID& ignore, bool simulate)
 {
+       std::list<active_channel> &active_channels = simulate ? m_active_simulate_channels : m_active_channels;
        int ret=0;
-       if (m_cached_channel)
+       if (!simulate && m_cached_channel)
        {
                eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel);
                if(channelid==cache_chan->getChannelID())
@@ -767,7 +769,7 @@ int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, cons
 
                /* 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<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
+       for (std::list<active_channel>::iterator i(active_channels.begin()); i != 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)
@@ -780,8 +782,9 @@ int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, cons
        int *decremented_cached_channel_fe_usecount=NULL,
                *decremented_fe_usecount=NULL;
 
-       for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
+       for (std::list<active_channel>::iterator i(active_channels.begin()); i != active_channels.end(); ++i)
        {
+               eSmartPtrList<eDVBRegisteredFrontend> &frontends = simulate ? m_simulate_frontend : m_frontend;
 //             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)
                {
@@ -795,7 +798,7 @@ int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, cons
                                ePtr<iDVBFrontend> fe;
                                if (!i->m_channel->getFrontend(fe))
                                {
-                                       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii)
+                                       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(frontends.begin()); ii != frontends.end(); ++ii)
                                        {
                                                if ( &(*fe) == &(*ii->m_frontend) )
                                                {
@@ -822,7 +825,8 @@ int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, cons
                                ePtr<iDVBFrontend> fe;
                                if (!channel->getFrontend(fe))
                                {
-                                       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii)
+                                       eSmartPtrList<eDVBRegisteredFrontend> &frontends = simulate ? m_simulate_frontend : m_frontend;
+                                       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(frontends.begin()); ii != frontends.end(); ++ii)
                                        {
                                                if ( &(*fe) == &(*ii->m_frontend) )
                                                {
@@ -852,7 +856,7 @@ int eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, cons
                goto error;
        }
 
-       ret = canAllocateFrontend(feparm);
+       ret = canAllocateFrontend(feparm, simulate);
 
 error:
        if (decremented_fe_usecount)
@@ -985,9 +989,9 @@ int eDVBChannelFilePush::filterRecordData(const unsigned char *_data, int len, s
                unsigned char *ts = data + ts_offset;
                int pid = ((ts[1] << 8) | ts[2]) & 0x1FFF;
 
-               if ((d[3] == 0) && (m_pid == pid))  /* picture start */
+               if ((d[3] == 0 || d[3] == 0x09 && d[-1] == 0 && (ts[1] & 0x40)) && (m_pid == pid))  /* picture start */
                {
-                       int picture_type = (d[5] >> 3) & 7;
+                       int picture_type = (d[3]==0 ? (d[5] >> 3) & 7 : (d[4] >> 5) + 1);
                        d += 4;
 
 //                     eDebug("%d-frame at %d, offset in TS packet: %d, pid=%04x", picture_type, offset, offset % 188, pid);
@@ -1031,10 +1035,20 @@ int eDVBChannelFilePush::filterRecordData(const unsigned char *_data, int len, s
                        }
                } else if ((d[3] & 0xF0) == 0xE0) /* video stream */
                {
-                       if (m_pid != pid)
+                               /* verify that this is actually a PES header, not just some ES data */
+                       if (ts[1] & 0x40) /* PUSI set */
                        {
-                               eDebug("now locked to pid %04x", pid);
-                               m_pid = pid;
+                               int payload_start = 4;
+                               if (ts[3] & 0x20) /* adaptation field present */
+                                       payload_start += ts[4] + 1; /* skip AF */
+                               if (payload_start == (offset%184)) /* the 00 00 01 should be directly at the payload start, otherwise it's not a PES header */
+                               {
+                                       if (m_pid != pid)
+                                       {
+                                               eDebug("now locked to pid %04x (%02x %02x %02x %02x)", pid, ts[0], ts[1], ts[2], ts[3]);
+                                               m_pid = pid;
+                                       }
+                               }
                        }
 //                     m_pid = 0x6e;
                        d += 4;
@@ -1195,7 +1209,7 @@ void eDVBChannel::cueSheetEvent(int event)
                {
                        off_t offset_in, offset_out;
                        pts_t pts_in = i->first, pts_out = i->second;
-                       if (m_tstools.getOffset(offset_in, pts_in) || m_tstools.getOffset(offset_out, pts_out))
+                       if (m_tstools.getOffset(offset_in, pts_in, -1) || m_tstools.getOffset(offset_out, pts_out, 1))
                        {
                                eDebug("span translation failed.\n");
                                continue;
@@ -1323,13 +1337,13 @@ void eDVBChannel::getNextSourceSpan(off_t current_offset, size_t bytes_read, off
                                eDebug("AP relative seeking failed!");
                        } else
                        {
-                               eDebug("next ap is %llx\n", pts);
                                pts = nextap;
+                               eDebug("next ap is %llx\n", pts);
                        }
                }
                
                off_t offset = 0;
-               if (m_tstools.getOffset(offset, pts))
+               if (m_tstools.getOffset(offset, pts, -1))
                {
                        eDebug("get offset for pts=%lld failed!", pts);
                        continue;
@@ -1403,16 +1417,29 @@ void eDVBChannel::getNextSourceSpan(off_t current_offset, size_t bytes_read, off
                }
        }
 
-       if ((current_offset < -m_skipmode_m) && (m_skipmode_m < 0))
-       {
-               eDebug("reached SOF");
-               m_skipmode_m = 0;
-               m_pvr_thread->sendEvent(eFilePushThread::evtUser);
+       if (m_source_span.empty()) {
+               if ((current_offset < -m_skipmode_m) && (m_skipmode_m < 0))
+               {
+                       eDebug("reached SOF");
+                       m_skipmode_m = 0;
+                       m_pvr_thread->sendEvent(eFilePushThread::evtUser);
+               }
+               start = current_offset;
+               size = max;
+       } else {
+               off_t tmp2, tmp = align(m_source_span.rbegin()->second, blocksize);
+               pts_t len;
+               getLength(len);
+               m_tstools.getOffset(tmp2, len, 1);
+               if (current_offset == tmp || current_offset == tmp2) {
+                       start = tmp2;
+                       size = max;
+               } else {
+                       start = tmp - align(512*1024, blocksize);
+                       size = align(512*1024, blocksize);
+               }
        }
 
-       start = current_offset;
-       size = max;
-
        eDebug("END OF CUESHEET. (%08llx, %d)", start, size);
        return;
 }