implement readFrontendData method to get a python dictionary containing data
[enigma2.git] / lib / service / servicedvb.cpp
index 650b609e16713d6fd4784cbe3748e0a588857d39..0fdeb743213ac957576dc0db29548c0bf91097a5 100644 (file)
 #include <lib/dvb/decoder.h>
 
 #include <lib/service/servicedvbrecord.h>
+#include <lib/service/event.h>
 #include <lib/dvb/metaparser.h>
 #include <lib/dvb/tstools.h>
 #include <lib/python/python.h>
 
 #include <sys/vfs.h>
 
+#include <byteswap.h>
+#include <netinet/in.h>
+
+#include <dvbsi++/event_information_section.h>
+
+#ifndef BYTE_ORDER
+#error no byte order defined!
+#endif
+
 #define TSPATH "/media/hdd"
 
 class eStaticServiceDVBInformation: public iStaticServiceInformation
@@ -239,6 +249,9 @@ RESULT eDVBPVRServiceOfflineOperations::getListOfFilenames(std::list<std::string
        res.clear();
        res.push_back(m_ref.path);
        res.push_back(m_ref.path + ".meta");
+       res.push_back(m_ref.path + ".ap");
+       res.push_back(m_ref.path + ".cuts");
+       res.push_back(m_ref.path + ".eit");
        return 0;
 }
 
@@ -529,12 +542,16 @@ eDVBServicePlay::eDVBServicePlay(const eServiceReference &ref, eDVBService *serv
        m_reference(ref), m_dvb_service(service), m_is_paused(0)
 {
        m_is_pvr = !ref.path.empty();
+       
        m_timeshift_enabled = m_timeshift_active = 0;
        m_skipmode = 0;
        
        CONNECT(m_service_handler.serviceEvent, eDVBServicePlay::serviceEvent);
        CONNECT(m_service_handler_timeshift.serviceEvent, eDVBServicePlay::serviceEventTimeshift);
        CONNECT(m_event_handler.m_eit_changed, eDVBServicePlay::gotNewEvent);
+
+       m_cuesheet_changed = 0;
+       m_cutlist_enabled = 1;
 }
 
 eDVBServicePlay::~eDVBServicePlay()
@@ -591,6 +608,11 @@ void eDVBServicePlay::serviceEvent(int event)
                        updateTimeshiftPids();
                if (!m_timeshift_active)
                        updateDecoder();
+               if (m_first_program_info && m_is_pvr)
+               {
+                       m_first_program_info = 0;
+                       seekTo(0);
+               }
                m_event((iPlayableService*)this, evUpdatedInfo);
                break;
        }
@@ -624,7 +646,39 @@ RESULT eDVBServicePlay::start()
                   two (one for decoding, one for data source), as we must be prepared
                   to start recording from the data demux. */
        m_cue = new eCueSheet();
-       r = m_service_handler.tune((eServiceReferenceDVB&)m_reference, m_is_pvr, m_cue);
+
+       m_first_program_info = 1;
+       eServiceReferenceDVB &service = (eServiceReferenceDVB&)m_reference;
+       r = m_service_handler.tune(service, m_is_pvr, m_cue);
+       
+               /* inject EIT if there is a stored one */
+       if (m_is_pvr)
+       {
+               std::string filename = service.path;
+               filename.erase(filename.length()-2, 2);
+               filename+="eit";
+               int fd = ::open( filename.c_str(), O_RDONLY );
+               if ( fd > -1 )
+               {
+                       __u8 buf[4096];
+                       int rd = ::read(fd, buf, 4096);
+                       ::close(fd);
+                       if ( rd > 12 /*EIT_LOOP_SIZE*/ )
+                       {
+                               Event ev(buf);
+                               ePtr<eServiceEvent> event = new eServiceEvent;
+                               ePtr<eServiceEvent> empty;
+                               event->parseFrom(&ev, (service.getTransportStreamID().get()<<16)|service.getOriginalNetworkID().get());
+                               m_event_handler.inject(event, 0);
+                               m_event_handler.inject(empty, 1);
+                               eDebug("injected");
+                       }
+               }
+       }
+       
+       if (m_is_pvr)
+               loadCuesheet();
+
        m_event(this, evStart);
        m_event((iPlayableService*)this, evSeekableStatusChanged);
        return 0;
@@ -632,14 +686,13 @@ RESULT eDVBServicePlay::start()
 
 RESULT eDVBServicePlay::stop()
 {
-       eDebug("stop timeshift");
        stopTimeshift(); /* in case timeshift was enabled, remove buffer etc. */
-       
-       eDebug("free ts handler");
+
        m_service_handler_timeshift.free();
-       eDebug("stop service handler");
        m_service_handler.free();
-       eDebug("ok");
+       
+       if (m_is_pvr && m_cuesheet_changed)
+               saveCuesheet();
        
        return 0;
 }
@@ -784,12 +837,18 @@ RESULT eDVBServicePlay::seekRelative(int direction, pts_t to)
        if ((m_timeshift_enabled ? m_service_handler_timeshift : m_service_handler).getPVRChannel(pvr_channel))
                return -1;
        
+       int mode = 1;
+       
+                       /* HACK until we have skip-AP api */
+       if ((to > 0) && (to < 100))
+               mode = 2;
+       
        to *= direction;
        
        if (!m_cue)
                return 0;
        
-       m_cue->seekTo(1, to);
+       m_cue->seekTo(mode, to);
        return 0;
 }
 
@@ -803,7 +862,18 @@ RESULT eDVBServicePlay::getPlayPosition(pts_t &pos)
        if ((m_timeshift_enabled ? m_service_handler_timeshift : m_service_handler).getPVRChannel(pvr_channel))
                return -1;
        
-       return pvr_channel->getCurrentPosition(m_decode_demux, pos, 1);
+       int r = 0;
+
+               /* if there is a decoder, use audio or video PTS */
+       if (m_decoder)
+       {
+               r = m_decoder->getPTS(0, pos);
+               if (r)
+                       return r;
+       }
+       
+               /* fixup */
+       return pvr_channel->getCurrentPosition(m_decode_demux, pos, m_decoder ? 1 : 0);
 }
 
 RESULT eDVBServicePlay::setTrickmode(int trick)
@@ -869,6 +939,17 @@ RESULT eDVBServicePlay::timeshift(ePtr<iTimeshiftService> &ptr)
        return -1;
 }
 
+RESULT eDVBServicePlay::cueSheet(ePtr<iCueSheet> &ptr)
+{
+       if (m_is_pvr)
+       {
+               ptr = this;
+               return 0;
+       }
+       ptr = 0;
+       return -1;
+}
+
 RESULT eDVBServicePlay::getName(std::string &name)
 {
        if (m_is_pvr)
@@ -1071,6 +1152,51 @@ int eDVBServicePlay::getFrontendInfo(int w)
        return fe->readFrontendData(w);
 }
 
+PyObject *eDVBServicePlay::getFrontendData(bool original)
+{
+       PyObject *ret=0;
+
+       eUsePtr<iDVBChannel> channel;
+       if(!m_service_handler.getChannel(channel))
+       {
+               ePtr<iDVBFrontend> fe;
+               if(!channel->getFrontend(fe))
+               {
+                       ret = fe->readTransponderData(original);
+                       if (ret)
+                       {
+                               ePtr<iDVBFrontendParameters> feparm;
+                               channel->getCurrentFrontendParameters(feparm);
+                               if (feparm)
+                               {
+                                       eDVBFrontendParametersSatellite osat;
+                                       if (!feparm->getDVBS(osat))
+                                       {
+                                               void PutToDict(PyObject *dict, const char*key, long value);
+                                               PutToDict(ret, "orbital_position", osat.orbital_position);
+                                               const char *tmp = "unknown";
+                                               switch(osat.polarisation)
+                                               {
+                                                       case eDVBFrontendParametersSatellite::Polarisation::Horizontal: tmp="horizontal"; break;
+                                                       case eDVBFrontendParametersSatellite::Polarisation::Vertical: tmp="vertical"; break;
+                                                       case eDVBFrontendParametersSatellite::Polarisation::CircularLeft: tmp="circular_left"; break;
+                                                       case eDVBFrontendParametersSatellite::Polarisation::CircularRight: tmp="circular_right"; break;
+                                                       default:break;
+                                               }
+                                               PutToDict(ret, "polarization", osat.polarisation);
+                                       }
+                               }
+                       }
+               }
+       }
+       if (!ret)
+       {
+               ret = Py_None;
+               Py_INCREF(ret);
+       }
+       return ret;
+}
+
 int eDVBServicePlay::getNumberOfSubservices()
 {
        ePtr<eServiceEvent> evt;
@@ -1168,6 +1294,67 @@ RESULT eDVBServicePlay::activateTimeshift()
        return -2;
 }
 
+PyObject *eDVBServicePlay::getCutList()
+{
+       PyObject *list = PyList_New(0);
+       
+       for (std::multiset<struct cueEntry>::iterator i(m_cue_entries.begin()); i != m_cue_entries.end(); ++i)
+       {
+               PyObject *tuple = PyTuple_New(2);
+               PyTuple_SetItem(tuple, 0, PyLong_FromLongLong(i->where));
+               PyTuple_SetItem(tuple, 1, PyInt_FromLong(i->what));
+               PyList_Append(list, tuple);
+               Py_DECREF(tuple);
+       }
+       
+       return list;
+}
+
+void eDVBServicePlay::setCutList(PyObject *list)
+{
+       if (!PyList_Check(list))
+               return;
+       int size = PyList_Size(list);
+       int i;
+       
+       m_cue_entries.clear();
+       
+       for (i=0; i<size; ++i)
+       {
+               PyObject *tuple = PyList_GetItem(list, i);
+               if (!PyTuple_Check(tuple))
+               {
+                       eDebug("non-tuple in cutlist");
+                       continue;
+               }
+               if (PyTuple_Size(tuple) != 2)
+               {
+                       eDebug("cutlist entries need to be a 2-tuple");
+                       continue;
+               }
+               PyObject *ppts = PyTuple_GetItem(tuple, 0), *ptype = PyTuple_GetItem(tuple, 1);
+               if (!(PyLong_Check(ppts) && PyInt_Check(ptype)))
+               {
+                       eDebug("cutlist entries need to be (pts, type)-tuples (%d %d)", PyLong_Check(ppts), PyInt_Check(ptype));
+                       continue;
+               }
+               pts_t pts = PyLong_AsLongLong(ppts);
+               int type = PyInt_AsLong(ptype);
+               m_cue_entries.insert(cueEntry(pts, type));
+               eDebug("adding %08llx, %d", pts, type);
+       }
+       m_cuesheet_changed = 1;
+       
+       cutlistToCuesheet();
+       m_event((iPlayableService*)this, evCuesheetChanged);
+}
+
+void eDVBServicePlay::setCutListEnable(int enable)
+{
+       m_cutlist_enabled = enable;
+       cutlistToCuesheet();
+}
+
 void eDVBServicePlay::updateTimeshiftPids()
 {
        if (!m_record)
@@ -1307,7 +1494,7 @@ void eDVBServicePlay::updateDecoder()
                if (m_decode_demux)
                        m_decode_demux->getMPEGDecoder(m_decoder);
                if (m_cue)
-                       m_cue->setDecodingDemux(m_decode_demux);
+                       m_cue->setDecodingDemux(m_decode_demux, m_decoder);
        }
 
        if (m_decoder)
@@ -1345,6 +1532,127 @@ void eDVBServicePlay::updateDecoder()
        }
 }
 
+void eDVBServicePlay::loadCuesheet()
+{
+       std::string filename = m_reference.path + ".cuts";
+       
+       m_cue_entries.clear();
+
+       FILE *f = fopen(filename.c_str(), "rb");
+
+       if (f)
+       {
+               eDebug("loading cuts..");
+               while (1)
+               {
+                       unsigned long long where;
+                       unsigned int what;
+                       
+                       if (!fread(&where, sizeof(where), 1, f))
+                               break;
+                       if (!fread(&what, sizeof(what), 1, f))
+                               break;
+                       
+#if BYTE_ORDER == LITTLE_ENDIAN
+                       where = bswap_64(where);
+#endif
+                       what = ntohl(what);
+                       
+                       if (what > 2)
+                               break;
+                       
+                       m_cue_entries.insert(cueEntry(where, what));
+               }
+               fclose(f);
+               eDebug("%d entries", m_cue_entries.size());
+       } else
+               eDebug("cutfile not found!");
+       
+       m_cuesheet_changed = 0;
+       cutlistToCuesheet();
+       m_event((iPlayableService*)this, evCuesheetChanged);
+}
+
+void eDVBServicePlay::saveCuesheet()
+{
+       std::string filename = m_reference.path + ".cuts";
+       
+       FILE *f = fopen(filename.c_str(), "wb");
+
+       if (f)
+       {
+               unsigned long long where;
+               int what;
+
+               for (std::multiset<cueEntry>::iterator i(m_cue_entries.begin()); i != m_cue_entries.end(); ++i)
+               {
+#if BYTE_ORDER == BIG_ENDIAN
+                       where = i->where;
+#else
+                       where = bswap_64(i->where);
+#endif
+                       what = htonl(i->what);
+                       fwrite(&where, sizeof(where), 1, f);
+                       fwrite(&what, sizeof(what), 1, f);
+                       
+               }
+               fclose(f);
+       }
+       
+       m_cuesheet_changed = 0;
+}
+
+void eDVBServicePlay::cutlistToCuesheet()
+{
+       if (!m_cue)
+       {
+               eDebug("no cue sheet");
+               return;
+       }       
+       m_cue->clear();
+       
+       if (!m_cutlist_enabled)
+       {
+               m_cue->commitSpans();
+               eDebug("cutlists where disabled");
+               return;
+       }
+
+       pts_t in = 0, out = 0, length = 0;
+       
+       getLength(length);
+               
+       std::multiset<cueEntry>::iterator i(m_cue_entries.begin());
+       
+       while (1)
+       {
+               if (i == m_cue_entries.end())
+                       out = length;
+               else {
+                       if (i->what == 0) /* in */
+                       {
+                               in = i++->where;
+                               continue;
+                       } else if (i->what == 1) /* out */
+                               out = i++->where;
+                       else /* mark */
+                       {
+                               i++;
+                               continue;
+                       }
+               }
+               
+               if (in != out)
+                       m_cue->addSourceSpan(in, out);
+               
+               in = length;
+               
+               if (i == m_cue_entries.end())
+                       break;
+       }
+       m_cue->commitSpans();
+}
+
 DEFINE_REF(eDVBServicePlay)
 
 eAutoInitPtr<eServiceFactoryDVB> init_eServiceFactoryDVB(eAutoInitNumbers::service+1, "eServiceFactoryDVB");