diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/fig/FIG0.cpp | 101 | ||||
| -rw-r--r-- | src/fig/FIG0.h | 3 |
2 files changed, 90 insertions, 14 deletions
diff --git a/src/fig/FIG0.cpp b/src/fig/FIG0.cpp index 986e301..8076fb4 100644 --- a/src/fig/FIG0.cpp +++ b/src/fig/FIG0.cpp @@ -219,37 +219,89 @@ FillStatus FIG0_1::fill(uint8_t *buf, size_t max_size) FIG0_2::FIG0_2(FIGRuntimeInformation *rti) : m_rti(rti), - m_initialised(false) + m_initialised(false), + m_inserting_audio_not_data(false) { } FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) { +#define FIG0_2_TRACE discard + using namespace std; + FillStatus fs; FIGtype0_2 *fig0_2 = NULL; int cur = 0; ssize_t remaining = max_size; + const auto ensemble = m_rti->ensemble; + + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill init " << (m_initialised ? 1 : 0) << + " ********************************"; + + for (const auto& s : ensemble->services) { + // Exclude Fidc type services, TODO unsupported + auto type = s->getType(ensemble); + if (type == subchannel_type_t::Fidc) { + throw invalid_argument("FIG0/2 does not support FIDC"); + } + } + if (not m_initialised) { - serviceFIG0_2 = m_rti->ensemble->services.end(); + m_audio_services.clear(); + copy_if(ensemble->services.begin(), + ensemble->services.end(), + back_inserter(m_audio_services), + [&](shared_ptr<DabService>& s) { + auto type = s->getType(ensemble); + return type == subchannel_type_t::Audio; + } ); + + m_data_services.clear(); + copy_if(ensemble->services.begin(), + ensemble->services.end(), + back_inserter(m_data_services), + [&](shared_ptr<DabService>& s) { + auto type = s->getType(ensemble); + return type == subchannel_type_t::Packet or + type == subchannel_type_t::DataDmb; + } ); + m_initialised = true; + m_inserting_audio_not_data = !m_inserting_audio_not_data; + + if (m_inserting_audio_not_data) { + serviceFIG0_2 = m_audio_services.begin(); + } + else { + serviceFIG0_2 = m_data_services.begin(); + } + + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill we have " << + m_audio_services.size() << " audio and " << + m_data_services.size() << " data services. Inserting " << + (m_inserting_audio_not_data ? "AUDIO" : "DATA"); } - auto ensemble = m_rti->ensemble; + const auto last_service = m_inserting_audio_not_data ? + m_audio_services.end() : m_data_services.end(); // Rotate through the subchannels until there is no more // space - for (; serviceFIG0_2 != ensemble->services.end(); - ++serviceFIG0_2) { + for (; serviceFIG0_2 != last_service; ++serviceFIG0_2) { + const auto type = (*serviceFIG0_2)->getType(ensemble); + + etiLog.log(FIG0_2_TRACE, "FIG0_2::fill loop SId=%04x %s/%s", + (*serviceFIG0_2)->id, + m_inserting_audio_not_data ? "AUDIO" : "DATA", + type == subchannel_type_t::Audio ? "Audio" : + type == subchannel_type_t::Packet ? "Packet" : + type == subchannel_type_t::DataDmb ? "DataDmb" : + type == subchannel_type_t::Fidc ? "Fidc" : "?"); // filter out services which have no components if ((*serviceFIG0_2)->nbComponent(ensemble->components) == 0) { - continue; - } - - // Exclude Fidc type services, TODO why ? - auto type = (*serviceFIG0_2)->getType(ensemble); - if (type == subchannel_type_t::Fidc) { + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill no components "; continue; } @@ -260,7 +312,10 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) 5 + 2 * (*serviceFIG0_2)->nbComponent(ensemble->components); if (fig0_2 == NULL) { + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill header"; if (remaining < 2 + required_size) { + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill header no place" << + " rem=" << remaining << " req=" << 2 + required_size; break; } fig0_2 = (FIGtype0_2 *)buf; @@ -275,6 +330,8 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) remaining -= 2; } else if (remaining < required_size) { + etiLog.level(FIG0_2_TRACE) << "FIG0_2::fill no place" << + " rem=" << remaining << " req=" << required_size; break; } @@ -289,6 +346,9 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) buf += 3; fig0_2->Length += 3; remaining -= 3; + + etiLog.log(FIG0_2_TRACE, "FIG0_2::fill audio SId=%04x", + (*serviceFIG0_2)->id); } else { auto fig0_2serviceData = (FIGtype0_2_Service_data*)buf; @@ -301,6 +361,9 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) buf += 5; fig0_2->Length += 5; remaining -= 5; + + etiLog.log(FIG0_2_TRACE, "FIG0_2::fill data SId=%04x", + (*serviceFIG0_2)->id); } int curCpnt = 0; @@ -315,6 +378,9 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) auto subchannel = getSubchannel( ensemble->subchannels, (*component)->subchId); + etiLog.log(FIG0_2_TRACE, "FIG0_2::fill comp sub=%04x srv=%04x", + (*component)->subchId, (*component)->serviceId); + if (subchannel == ensemble->subchannels.end()) { etiLog.log(error, "Subchannel %i does not exist for component " @@ -369,14 +435,21 @@ FillStatus FIG0_2::fill(uint8_t *buf, size_t max_size) throw MuxInitException(); } ++curCpnt; + + etiLog.log(FIG0_2_TRACE, "FIG0_2::fill comp length=%d", + fig0_2->Length); } } - if (serviceFIG0_2 == ensemble->services.end()) { - serviceFIG0_2 = ensemble->services.begin(); - fs.complete_fig_transmitted = true; + if (serviceFIG0_2 == last_service) { + etiLog.log(FIG0_2_TRACE, "FIG0_2::loop reached last"); + m_initialised = false; + fs.complete_fig_transmitted = !m_inserting_audio_not_data; } + etiLog.log(FIG0_2_TRACE, "FIG0_2::loop end complete=%d", + fs.complete_fig_transmitted ? 1 : 0); + fs.num_bytes_written = max_size - remaining; return fs; } diff --git a/src/fig/FIG0.h b/src/fig/FIG0.h index 56b7d98..2655aa0 100644 --- a/src/fig/FIG0.h +++ b/src/fig/FIG0.h @@ -89,6 +89,9 @@ class FIG0_2 : public IFIG private: FIGRuntimeInformation *m_rti; bool m_initialised; + bool m_inserting_audio_not_data; + std::vector<std::shared_ptr<DabService> > m_audio_services; + std::vector<std::shared_ptr<DabService> > m_data_services; std::vector<std::shared_ptr<DabService> >::iterator serviceFIG0_2; }; |