diff options
Diffstat (limited to 'libsi/section.c')
| -rw-r--r-- | libsi/section.c | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/libsi/section.c b/libsi/section.c new file mode 100644 index 0000000..0de2a57 --- /dev/null +++ b/libsi/section.c @@ -0,0 +1,328 @@ +/*************************************************************************** + * Copyright (c) 2003 by Marcel Wiesweg * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * $Id: section.c 1.2 2003/12/13 10:42:14 kls Exp $ + * * + ***************************************************************************/ + +#include "section.h" +#include <stdio.h> + +namespace SI { + +/*********************** PAT ***********************/ + +void PAT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const pat>(s, offset); + associationLoop.setData(data+offset, getLength()-offset-4); +} + +int PAT::getTransportStreamId() const { + return HILO(s->transport_stream_id); +} + +int PAT::Association::getServiceId() const { + return HILO(s->program_number); +} + +int PAT::Association::getPid() const { + return HILO(s->network_pid); +} + +void PAT::Association::Parse() { + s=data.getData<pat_prog>(); +} + +/*********************** CAT ***********************/ + +void CAT::Parse() { + loop.setData(data+sizeof(cat), getLength()-sizeof(cat)-4); +} + +/*********************** PMT ***********************/ + +void PMT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const pmt>(s, offset); + commonDescriptors.setDataAndOffset(data+offset, HILO(s->program_info_length), offset); + streamLoop.setData(data+offset, getLength()-offset-4); +} + +int PMT::getServiceId() const { + return HILO(s->program_number); +} + +int PMT::getPCRPid() const { + return HILO(s->PCR_PID); +} + +int PMT::Stream::getPid() const { + return HILO(s->elementary_PID); +} + +int PMT::Stream::getStreamType() const { + return s->stream_type; +} + +void PMT::Stream::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const pmt_info>(s, offset); + streamDescriptors.setData(data+offset, HILO(s->ES_info_length)); +} + +/*********************** NIT ***********************/ + +int NIT::getNetworkId() const { + return HILO(s->network_id); +} + +void NIT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const nit>(s, offset); + commonDescriptors.setDataAndOffset(data+offset, HILO(s->network_descriptor_length), offset); + const nit_mid *mid; + data.setPointerAndOffset<const nit_mid>(mid, offset); + transportStreamLoop.setData(data+offset, HILO(mid->transport_stream_loop_length)); +} + +int NIT::TransportStream::getTransportStreamId() const { + return HILO(s->transport_stream_id); +} + +int NIT::TransportStream::getOriginalNetworkId() const { + return HILO(s->original_network_id); +} + +void NIT::TransportStream::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const ni_ts>(s, offset); + transportStreamDescriptors.setData(data+offset, HILO(s->transport_descriptors_length)); +} + +/*********************** SDT ***********************/ + +void SDT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const sdt>(s, offset); + serviceLoop.setData(data+offset, getLength()-offset-4); //4 is for CRC +} + +int SDT::getTransportStreamId() const { + return HILO(s->transport_stream_id); +} + +int SDT::getOriginalNetworkId() const { + return HILO(s->original_network_id); +} + +int SDT::Service::getServiceId() const { + return HILO(s->service_id); +} + +int SDT::Service::getEITscheduleFlag() const { + return s->eit_schedule_flag; +} + +int SDT::Service::getEITpresentFollowingFlag() const { + return s->eit_present_following_flag; +} + +RunningStatus SDT::Service::getRunningStatus() const { + return (RunningStatus)s->running_status; +} + +int SDT::Service::getFreeCaMode() const { + return s->free_ca_mode; +} + +void SDT::Service::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const sdt_descr>(s, offset); + serviceDescriptors.setData(data+offset, HILO(s->descriptors_loop_length)); +} + +/*********************** EIT ***********************/ + +int EIT::getServiceId() const { + return HILO(s->service_id); +} + +int EIT::getTransportStreamId() const { + return HILO(s->transport_stream_id); +} + +int EIT::getOriginalNetworkId() const { + return HILO(s->original_network_id); +} + +bool EIT::isPresentFollowing() const { + return getTableId() == TableIdEIT_presentFollowing || getTableId() == TableIdEIT_presentFollowing_other; +} + +bool EIT::isActualTS() const { + return + (getTableId() ==TableIdEIT_presentFollowing) + || (TableIdEIT_schedule_first <= getTableId() && getTableId() <= TableIdEIT_schedule_last); +} + +void EIT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const eit>(s, offset); + //printf("%d %d %d %d %d\n", getServiceId(), getTransportStreamId(), getOriginalNetworkId(), isPresentFollowing(), isActualTS()); + eventLoop.setData(data+offset, getLength()-offset-4); //4 is for CRC +} + +time_t EIT::Event::getStartTime() const { + return DVBTime::getTime(s->mjd_hi, s->mjd_lo, s->start_time_h, s->start_time_m, s->start_time_s); +} + +time_t EIT::Event::getDuration() const { + return DVBTime::getDuration(s->duration_h, s->duration_m, s->duration_s); +} + +int EIT::Event::getEventId() const { + return HILO(s->event_id); +} + +int EIT::Event::getMJD() const { + return HILO(s->mjd); +} + +int EIT::Event::getStartTimeHour() const { + return DVBTime::bcdToDec(s->start_time_h); +} + +int EIT::Event::getStartTimeMinute() const { + return DVBTime::bcdToDec(s->start_time_m); +} + +int EIT::Event::getStartTimeSecond() const { + return DVBTime::bcdToDec(s->start_time_s); +} + +int EIT::Event::getDurationHour() const { + return DVBTime::bcdToDec(s->duration_h); +} + +int EIT::Event::getDurationMinute() const { + return DVBTime::bcdToDec(s->duration_m); +} + +int EIT::Event::getDurationSecond() const { + return DVBTime::bcdToDec(s->duration_s); +} + +RunningStatus EIT::Event::getRunningStatus() const { + return (RunningStatus)s->running_status; +} + +int EIT::Event::getFreeCaMode() const { + return s->free_ca_mode; +} + +void EIT::Event::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const eit_event>(s, offset); + //printf("%d %d %d\n", getStartTime(), getDuration(), getRunningStatus()); + eventDescriptors.setData(data+offset, HILO(s->descriptors_loop_length)); +} + +/*********************** TDT ***********************/ + +time_t TDT::getTime() const { + return DVBTime::getTime(s->utc_mjd_hi, s->utc_mjd_lo, s->utc_time_h, s->utc_time_m, s->utc_time_s); +} + +void TDT::Parse() { + s=data.getData<const tdt>(); +} + +/*********************** TOT ***********************/ + +time_t TOT::getTime() const { + return DVBTime::getTime(s->utc_mjd_hi, s->utc_mjd_lo, s->utc_time_h, s->utc_time_m, s->utc_time_s); +} + +void TOT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const tot>(s, offset); + descriptorLoop.setData(data+offset, getLength()-offset-4); +} + +/*********************** RST ***********************/ + +void RST::Parse() { + unsigned int offset=0; + const rst *s; + data.setPointerAndOffset<const rst>(s, offset); + infoLoop.setData(data+offset, getLength()-offset); +} + +int RST::RunningInfo::getTransportStreamId() const { + return HILO(s->transport_stream_id); +} + +int RST::RunningInfo::getOriginalNetworkId() const { + return HILO(s->original_network_id); +} + +int RST::RunningInfo::getServiceId() const { + return HILO(s->service_id); +} + +int RST::RunningInfo::getEventId() const { + return HILO(s->event_id); +} + +RunningStatus RST::RunningInfo::getRunningStatus() const { + return (RunningStatus)s->running_status; +} + +void RST::RunningInfo::Parse() { + s=data.getData<const rst_info>(); +} + +/*********************** AIT ***********************/ + +int AIT::getApplicationType() const { + return HILO(first->application_type); +} + +int AIT::getAITVersion() const { + return first->version_number; +} + +void AIT::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const ait>(first, offset); + commonDescriptors.setDataAndOffset(data+offset, HILO(first->common_descriptors_length), offset); + const ait_mid *mid; + data.setPointerAndOffset<const ait_mid>(mid, offset); + applicationLoop.setData(data+offset, HILO(mid->application_loop_length)); +} + +long AIT::Application::getOrganisationId() const { + return data.FourBytes(0); +} + +int AIT::Application::getApplicationId() const { + return HILO(s->application_id); +} + +int AIT::Application::getControlCode() const { + return s->application_control_code; +} + +void AIT::Application::Parse() { + unsigned int offset=0; + data.setPointerAndOffset<const ait_app>(s, offset); + applicationDescriptors.setData(data+offset, HILO(s->application_descriptors_length)); +} + +} //end of namespace |