code.vuplus.com Git - vuplus_dvbapp/blob - lib/service/event.cpp

   1 #include <lib/service/event.h>
   2 #include <lib/base/estring.h>
   3 #include <lib/base/encoding.h>
   4 #include <lib/dvb/dvbtime.h>
   5 #include <dvbsi++/event_information_section.h>
   6 #include <dvbsi++/short_event_descriptor.h>
   7 #include <dvbsi++/extended_event_descriptor.h>
   8 #include <dvbsi++/linkage_descriptor.h>
   9 #include <dvbsi++/component_descriptor.h>
  10 #include <dvbsi++/descriptor_tag.h>
  11
  12 DEFINE_REF(eServiceEvent);
  13 DEFINE_REF(eComponentData);
  14
  15 const char MAX_LANG = 37;
  16 /* OSD language (see /share/locales/locales) to iso639 conversion table */
  17 std::string ISOtbl[MAX_LANG][2] =
  18 {
  19         {"ar_AE","ara"},
  20         {"C","eng"},
  21         {"cs_CZ","ces"},     /* or 'cze' */
  22         {"cs_CZ","cze"},
  23         {"da_DK","dan"},
  24         {"de_DE","deu"},     /* also 'ger' is valid iso639 code!! */
  25         {"de_DE","ger"},
  26         {"el_GR","gre"},     /* also 'ell' is valid */
  27         {"el_GR","ell"},
  28         {"es_ES","esl"},     /* also 'spa' is ok */
  29         {"es_ES","spa"},
  30         {"et_EE","est"},
  31         {"fi_FI","fin"},
  32         {"fr_FR","fra"},
  33         {"hr_HR","hrv"},     /* or 'scr' */
  34         {"hr_HR","scr"},
  35         {"hu_HU","hun"},
  36         {"is_IS","isl"},     /* or 'ice' */
  37         {"is_IS","ice"},
  38         {"it_IT","ita"},
  39         {"lt_LT","lit"},
  40         {"nl_NL","nld"},     /* or 'dut' */
  41         {"nl_NL","dut"},
  42         {"no_NO","nor"},
  43         {"pl_PL","pol"},
  44         {"pt_PT","por"},
  45         {"ro_RO","ron"},     /* or 'rum' */
  46         {"ro_RO","rum"},
  47         {"ru_RU","rus"},
  48         {"sk_SK","slk"},     /* or 'slo' */
  49         {"sk_SK","slo"},
  50         {"sl_SI","slv"},
  51         {"sr_YU","srp"},     /* or 'scc' */
  52         {"sr_YU","scc"},
  53         {"sv_SE","swe"},
  54         {"tr_TR","tur"},
  55         {"ur_IN","urd"}
  56 };
  57
  58 /* search for the presence of language from given EIT event descriptors*/
  59 bool eServiceEvent::loadLanguage(Event *evt, std::string lang, int tsidonid)
  60 {
  61         bool retval=0;
  62         for (DescriptorConstIterator desc = evt->getDescriptors()->begin(); desc != evt->getDescriptors()->end(); ++desc)
  63         {
  64                 switch ((*desc)->getTag())
  65                 {
  66                         case LINKAGE_DESCRIPTOR:
  67                                 m_linkage_services.clear();
  68                                 break;
  69                         case SHORT_EVENT_DESCRIPTOR:
  70                         {
  71                                 const ShortEventDescriptor *sed = (ShortEventDescriptor*)*desc;
  72                                 const std::string &cc = sed->getIso639LanguageCode();
  73                                 int table=encodingHandler.getCountryCodeDefaultMapping(cc);
  74                                 if (lang.empty() || cc == lang)
  75                                 {
  76                                         m_event_name = convertDVBUTF8(sed->getEventName(), table, tsidonid);
  77                                         m_short_description = convertDVBUTF8(sed->getText(), table, tsidonid);
  78                                         retval=1;
  79                                 }
  80                                 break;
  81                         }
  82                         case EXTENDED_EVENT_DESCRIPTOR:
  83                         {
  84                                 const ExtendedEventDescriptor *eed = (ExtendedEventDescriptor*)*desc;
  85                                 const std::string &cc = eed->getIso639LanguageCode();
  86                                 int table=encodingHandler.getCountryCodeDefaultMapping(cc);
  87                                 if (lang.empty() || cc == lang)
  88                                 {
  89                                         m_extended_description += convertDVBUTF8(eed->getText(), table, tsidonid);
  90                                         retval=1;
  91                                 }
  92 #if 0
  93                                 const ExtendedEventList *itemlist = eed->getItems();
  94                                 for (ExtendedEventConstIterator it = itemlist->begin(); it != itemlist->end(); ++it)
  95                                 {
  96                                         m_extended_description += '\n';
  97                                         m_extended_description += convertDVBUTF8((*it)->getItemDescription());
  98                                         m_extended_description += ' ';
  99                                         m_extended_description += convertDVBUTF8((*it)->getItem());
 100                                 }
 101 #endif
 102                                 break;
 103                         }
 104                         default:
 105                                 break;
 106                 }
 107         }
 108         if ( retval == 1 )
 109         {
 110                 for (DescriptorConstIterator desc = evt->getDescriptors()->begin(); desc != evt->getDescriptors()->end(); ++desc)
 111                 {
 112                         switch ((*desc)->getTag())
 113                         {
 114                                 case COMPONENT_DESCRIPTOR:
 115                                 {
 116                                         const ComponentDescriptor *cp = (ComponentDescriptor*)*desc;
 117                                         eComponentData data;
 118                                         data.m_streamContent = cp->getStreamContent();
 119                                         data.m_componentType = cp->getComponentType();
 120                                         data.m_componentTag = cp->getComponentTag();
 121                                         data.m_iso639LanguageCode = cp->getIso639LanguageCode();
 122                                         data.m_text = convertDVBUTF8(cp->getText());
 123                                         m_component_data.push_back(data);
 124                                         break;
 125                                 }
 126                                 case LINKAGE_DESCRIPTOR:
 127                                 {
 128                                         const LinkageDescriptor  *ld = (LinkageDescriptor*)*desc;
 129                                         if ( ld->getLinkageType() == 0xB0 )
 130                                         {
 131                                                 linkage_service s;
 132                                                 s.m_onid = ld->getOriginalNetworkId();
 133                                                 s.m_tsid = ld->getTransportStreamId();
 134                                                 s.m_sid = ld->getServiceId();
 135                                                 const PrivateDataByteVector *privateData =
 136                                                         ld->getPrivateDataBytes();
 137                                                 s.m_description.assign((const char*)&((*privateData)[0]), privateData->size());
 138                                                 m_linkage_services.push_back(s);
 139                                         }
 140                                         break;
 141                                 }
 142                         }
 143                 }
 144         }
 145         if ( m_extended_description.find(m_short_description) == 0 )
 146                 m_short_description="";
 147         return retval;
 148 }
 149
 150 RESULT eServiceEvent::parseFrom(Event *evt, int tsidonid)
 151 {
 152         uint16_t stime_mjd = evt->getStartTimeMjd();
 153         uint32_t stime_bcd = evt->getStartTimeBcd();
 154         uint32_t duration = evt->getDuration();
 155         m_begin = parseDVBtime(
 156                 stime_mjd >> 8,
 157                 stime_mjd&0xFF,
 158                 stime_bcd >> 16,
 159                 (stime_bcd >> 8)&0xFF,
 160                 stime_bcd & 0xFF
 161         );
 162         m_duration = fromBCD(duration>>16)*3600+fromBCD(duration>>8)*60+fromBCD(duration);
 163         std::string country="de_DE";  // TODO use local data here
 164         for (int i=0; i < MAX_LANG; i++)
 165                 if (country==ISOtbl[i][0])
 166                         if (loadLanguage(evt, ISOtbl[i][1], tsidonid))
 167                                 return 0;
 168         if (loadLanguage(evt, "eng", tsidonid))
 169                 return 0;
 170         if (loadLanguage(evt, std::string(), tsidonid))
 171                 return 0;
 172         return 0;
 173 }
 174
 175 std::string eServiceEvent::getBeginTimeString() const
 176 {
 177         tm t;
 178         localtime_r(&m_begin, &t);
 179         char tmp[13];
 180         snprintf(tmp, 13, "%02d.%02d, %02d:%02d",
 181                 t.tm_mday, t.tm_mon+1,
 182                 t.tm_hour, t.tm_min);
 183         return std::string(tmp, 12);
 184 }
 185
 186 RESULT eServiceEvent::getComponentData(ePtr<eComponentData> &dest, int tagnum) const
 187 {
 188         std::list<eComponentData>::const_iterator it =
 189                 m_component_data.begin();
 190         for(;it != m_component_data.end(); ++it)
 191         {
 192                 if ( it->m_componentTag == tagnum )
 193                 {
 194                         dest=new eComponentData(*it);
 195                         return 0;
 196                 }
 197         }
 198         dest=0;
 199         return -1;
 200 }
 201
 202 DEFINE_REF(eDebugClass);