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/***************************************************************************
* 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: descriptor.h 2.3 2011/12/10 15:47:15 kls Exp $
* *
***************************************************************************/
#ifndef LIBSI_DESCRIPTOR_H
#define LIBSI_DESCRIPTOR_H
#include "si.h"
#include "headers.h"
namespace SI {
class ShortEventDescriptor : public Descriptor {
public:
char languageCode[4];
String name; //name of the event
String text; //short description
protected:
virtual void Parse();
};
class ExtendedEventDescriptor : public GroupDescriptor {
public:
class Item : public LoopElement {
public:
virtual int getLength() { return sizeof(item_extended_event)+sizeof(item_extended_event_mid)+item.getLength()+itemDescription.getLength(); }
String item;
String itemDescription;
protected:
virtual void Parse();
};
char languageCode[4];
int getDescriptorNumber();
int getLastDescriptorNumber();
StructureLoop<Item> itemLoop;
String text;
protected:
virtual void Parse();
private:
const descr_extended_event *s;
};
class ExtendedEventDescriptors : public DescriptorGroup {
public:
int getMaximumTextLength(const char *separation1="\t", const char *separation2="\n");
//Returns a concatenated version of first the non-itemized and then the itemized text
//same semantics as with SI::String
char *getText(const char *separation1="\t", const char *separation2="\n");
//buffer must at least be getTextLength(), getMaximumTextLength() is a good choice
char *getText(char *buffer, int size, const char *separation1="\t", const char *separation2="\n");
//these only return the non-itemized text fields in concatenated form
int getMaximumTextPlainLength();
char *getTextPlain();
char *getTextPlain(char *buffer, int size);
//these only return the itemized text fields in concatenated form.
//Between the description and the text the separation1 character is used,
//separation2 used between two pairs. Example:
//Director\tSteven Spielberg\nActor\tMichael Mendl\n
int getMaximumTextItemizedLength(const char *separation1="\t", const char *separation2="\n");
char *getTextItemized(const char *separation1="\t", const char *separation2="\n");
char *getTextItemized(char *buffer, int size, const char *separation1="\t", const char *separation2="\n");
//returns the itemized text pair by pair. Maximum length for buffers is 256.
//Return value is false if and only if the end of the list is reached.
//The argument valid indicates whether the buffers contain valid content.
bool getTextItemized(Loop::Iterator &it, bool &valid, char *itemDescription, char *itemText, int sizeItemDescription, int sizeItemText);
};
class TimeShiftedEventDescriptor : public Descriptor {
public:
int getReferenceServiceId() const;
int getReferenceEventId() const;
protected:
virtual void Parse();
private:
const descr_time_shifted_event *s;
};
class ContentDescriptor : public Descriptor {
public:
class Nibble : public LoopElement {
public:
virtual int getLength() { return sizeof(nibble_content); }
int getContentNibbleLevel1() const;
int getContentNibbleLevel2() const;
int getUserNibble1() const;
int getUserNibble2() const;
protected:
virtual void Parse();
private:
const nibble_content *s;
};
StructureLoop<Nibble> nibbleLoop;
protected:
virtual void Parse();
};
class ParentalRatingDescriptor : public Descriptor {
public:
class Rating : public LoopElement {
public:
char languageCode[4];
int getRating() const;
virtual int getLength() { return sizeof(parental_rating); }
protected:
virtual void Parse();
private:
const parental_rating *s;
};
StructureLoop<Rating> ratingLoop;
protected:
virtual void Parse();
};
class TeletextDescriptor : public Descriptor {
public:
class Teletext : public LoopElement {
public:
char languageCode[4];
int getTeletextType() const;
int getTeletextMagazineNumber() const;
int getTeletextPageNumber() const;
virtual int getLength() { return sizeof(item_teletext); }
protected:
virtual void Parse();
private:
const item_teletext *s;
};
StructureLoop<Teletext> teletextLoop;
protected:
virtual void Parse();
};
class CaDescriptor : public Descriptor {
public:
int getCaType() const;
int getCaPid() const;
CharArray privateData;
protected:
virtual void Parse();
private:
const descr_ca *s;
};
class StreamIdentifierDescriptor : public Descriptor {
public:
int getComponentTag() const;
protected:
virtual void Parse();
private:
const descr_stream_identifier *s;
};
class NetworkNameDescriptor : public Descriptor {
public:
String name;
protected:
virtual void Parse();
};
class CaIdentifierDescriptor : public Descriptor {
public:
TypeLoop<SixteenBit> identifiers;
protected:
virtual void Parse();
};
class CarouselIdentifierDescriptor : public Descriptor {
public:
int getCarouselId() const;
int getFormatId() const;
protected:
virtual void Parse();
private:
const descr_carousel_identifier *s;
};
class BouquetNameDescriptor : public NetworkNameDescriptor {
};
class ServiceListDescriptor : public Descriptor {
public:
class Service : public LoopElement {
public:
int getServiceId() const;
int getServiceType() const;
virtual int getLength() { return sizeof(descr_service_list_loop); }
protected:
virtual void Parse();
private:
const descr_service_list_loop *s;
};
StructureLoop<Service> serviceLoop;
protected:
virtual void Parse();
};
class SatelliteDeliverySystemDescriptor : public Descriptor {
public:
int getFrequency() const;
int getOrbitalPosition() const;
int getWestEastFlag() const;
int getPolarization() const;
int getModulationSystem() const;
int getModulationType() const;
int getRollOff() const;
int getSymbolRate() const;
int getFecInner() const;
protected:
virtual void Parse();
private:
const descr_satellite_delivery_system *s;
};
class CableDeliverySystemDescriptor : public Descriptor {
public:
int getFrequency() const;
int getFecOuter() const;
int getModulation() const;
int getSymbolRate() const;
int getFecInner() const;
protected:
virtual void Parse();
private:
const descr_cable_delivery_system *s;
};
class TerrestrialDeliverySystemDescriptor : public Descriptor {
public:
int getFrequency() const;
int getBandwidth() const;
int getPriority() const;
int getTimeSlicingIndicator() const;
int getMpeFecIndicator() const;
int getConstellation() const;
int getHierarchy() const;
int getCodeRateHP() const;
int getCodeRateLP() const;
int getGuardInterval() const;
int getTransmissionMode() const;
bool getOtherFrequency() const;
protected:
virtual void Parse();
private:
const descr_terrestrial_delivery *s;
};
class ServiceDescriptor : public Descriptor {
public:
int getServiceType() const;
String serviceName;
String providerName;
protected:
virtual void Parse();
private:
const descr_service *s;
};
class NVODReferenceDescriptor : public Descriptor {
public:
class Service : public LoopElement {
public:
int getTransportStream() const;
int getOriginalNetworkId() const;
int getServiceId() const;
virtual int getLength() { return sizeof(item_nvod_reference); }
protected:
virtual void Parse();
private:
const item_nvod_reference *s;
};
StructureLoop<Service> serviceLoop;
protected:
virtual void Parse();
};
class TimeShiftedServiceDescriptor : public Descriptor {
public:
int getReferenceServiceId() const;
protected:
virtual void Parse();
private:
const descr_time_shifted_service *s;
};
class ComponentDescriptor : public Descriptor {
public:
int getStreamContent() const;
int getComponentType() const;
int getComponentTag() const;
char languageCode[4];
String description;
protected:
virtual void Parse();
private:
const descr_component *s;
};
class PrivateDataSpecifierDescriptor : public Descriptor {
public:
int getPrivateDataSpecifier() const;
protected:
virtual void Parse();
private:
const descr_private_data_specifier *s;
};
class SubtitlingDescriptor : public Descriptor {
public:
class Subtitling : public LoopElement {
public:
char languageCode[4];
int getSubtitlingType() const;
int getCompositionPageId() const;
int getAncillaryPageId() const;
virtual int getLength() { return sizeof(item_subtitling); }
protected:
virtual void Parse();
private:
const item_subtitling *s;
};
StructureLoop<Subtitling> subtitlingLoop;
protected:
virtual void Parse();
};
class ServiceMoveDescriptor : public Descriptor {
public:
int getNewOriginalNetworkId() const;
int getNewTransportStreamId() const;
int getNewServiceId() const;
protected:
virtual void Parse();
private:
const descr_service_move *s;
};
class FrequencyListDescriptor : public Descriptor {
public:
int getCodingType() const;
TypeLoop<ThirtyTwoBit> frequencies;
protected:
virtual void Parse();
private:
const descr_frequency_list *s;
};
class ServiceIdentifierDescriptor : public Descriptor {
public:
String textualServiceIdentifier;
protected:
virtual void Parse();
};
class ContentIdentifierDescriptor : public Descriptor {
public:
class Identifier : public LoopElement {
public:
String identifier;
int getCridType() const;
int getCridLocation() const;
virtual int getLength() { return sizeof(content_identifier_entry)+identifier.getLength(); }
protected:
virtual void Parse();
private:
const content_identifier_entry *s;
};
StructureLoop<Identifier> identifierLoop;
protected:
virtual void Parse();
};
class DefaultAuthorityDescriptor : public Descriptor {
public:
String DefaultAuthority; //ID
protected:
virtual void Parse();
};
//abstract base class
class MultilingualNameDescriptor : public Descriptor {
public:
class Name : public LoopElement {
public:
char languageCode[4];
String name;
virtual int getLength() { return sizeof(entry_multilingual_name)+name.getLength(); }
protected:
virtual void Parse();
};
StructureLoop<Name> nameLoop;
protected:
virtual void Parse();
};
class MultilingualNetworkNameDescriptor : public MultilingualNameDescriptor {
//inherits nameLoop from MultilingualNameDescriptor
};
class MultilingualBouquetNameDescriptor : public MultilingualNameDescriptor {
//inherits nameLoop from MultilingualNameDescriptor
};
class MultilingualComponentDescriptor : public MultilingualNameDescriptor {
public:
int getComponentTag() const;
//inherits nameLoop from MultilingualNameDescriptor
protected:
virtual void Parse();
private:
const descr_multilingual_component *s;
};
class MultilingualServiceNameDescriptor : public Descriptor {
public:
class Name : public MultilingualNameDescriptor::Name {
public:
virtual int getLength() { return sizeof(entry_multilingual_name)+providerName.getLength()+sizeof(entry_multilingual_service_name_mid)+name.getLength(); }
String providerName;
//inherits name, meaning: service name;
protected:
virtual void Parse();
};
StructureLoop<Name> nameLoop;
protected:
virtual void Parse();
};
class LocalTimeOffsetDescriptor : public Descriptor {
public:
class LocalTimeOffset : public LoopElement {
public:
char countryCode[4];
virtual int getLength() { return sizeof(local_time_offset_entry); }
int getCountryId() const;
int getLocalTimeOffsetPolarity() const;
int getLocalTimeOffset() const;
time_t getTimeOfChange() const;
int getNextTimeOffset() const;
protected:
virtual void Parse();
private:
const local_time_offset_entry *s;
};
StructureLoop<LocalTimeOffset> localTimeOffsetLoop;
protected:
virtual void Parse();
};
class LinkageDescriptor : public Descriptor {
public:
int getTransportStreamId() const;
int getOriginalNetworkId() const;
int getServiceId() const;
LinkageType getLinkageType() const;
int getHandOverType() const;
int getOriginType() const;
int getId() const;
CharArray privateData;
protected:
virtual void Parse();
private:
const descr_linkage *s;
const descr_linkage_8 *s1;
};
class ISO639LanguageDescriptor : public Descriptor {
public:
char languageCode[4]; //for backwards compatibility
class Language : public LoopElement {
public:
virtual int getLength() { return sizeof(descr_iso_639_language_loop); }
char languageCode[4];
AudioType getAudioType();
protected:
virtual void Parse();
private:
const descr_iso_639_language_loop *s;
};
StructureLoop<Language> languageLoop;
protected:
virtual void Parse();
private:
const descr_iso_639_language *s;
};
class PDCDescriptor : public Descriptor {
public:
int getDay() const;
int getMonth() const;
int getHour() const;
int getMinute() const;
protected:
virtual void Parse();
private:
const descr_pdc *s;
};
class AncillaryDataDescriptor : public Descriptor {
public:
int getAncillaryDataIdentifier() const;
protected:
virtual void Parse();
private:
const descr_ancillary_data *s;
};
class S2SatelliteDeliverySystemDescriptor : public Descriptor {
public:
int getScramblingSequenceSelector() const;
int getMultipleInputStreamFlag() const;
int getBackwardsCompatibilityIndicator() const;
int getScramblingSequenceIndex() const;
int getInputStreamIdentifier() const { return input_stream_identifier; }
protected:
virtual void Parse();
private:
const descr_s2_satellite_delivery_system *s;
const descr_scrambling_sequence_selector *sss;
int input_stream_identifier;
};
class ExtensionDescriptor : public Descriptor {
public:
int getExtensionDescriptorTag() const;
protected:
virtual void Parse();
private:
const descr_extension *s;
};
// Private DVB Descriptor Premiere.de
// 0xF2 Content Transmission Descriptor
// http://dvbsnoop.sourceforge.net/examples/example-private-section.html
class PremiereContentTransmissionDescriptor : public Descriptor {
public:
class StartDayEntry : public LoopElement {
public:
class StartTimeEntry : public LoopElement {
public:
virtual int getLength() { return sizeof(item_premiere_content_transmission_time); }
time_t getStartTime(int mjd) const; //UTC
protected:
virtual void Parse();
private:
const item_premiere_content_transmission_time *s;
};
StructureLoop<StartTimeEntry> startTimeLoop;
virtual int getLength();
int getMJD() const;
int getLoopLength() const;
protected:
virtual void Parse();
private:
const item_premiere_content_transmission_day *s;
};
StructureLoop<StartDayEntry> startDayLoop;
int getOriginalNetworkId() const;
int getTransportStreamId() const;
int getServiceId() const;
protected:
virtual void Parse();
private:
const descr_premiere_content_transmission *s;
};
//a descriptor currently unimplemented in this library
class UnimplementedDescriptor : public Descriptor {
protected:
virtual void Parse() {}
};
class ApplicationSignallingDescriptor : public Descriptor {
public:
class ApplicationEntryDescriptor : public LoopElement {
public:
virtual int getLength() { return sizeof(application_signalling_entry); }
int getApplicationType() const;
int getAITVersionNumber() const;
protected:
virtual void Parse();
private:
const application_signalling_entry *s;
};
StructureLoop<ApplicationEntryDescriptor> entryLoop;
protected:
virtual void Parse();
};
class MHP_ApplicationDescriptor : public Descriptor {
public:
class Profile : public LoopElement {
public:
virtual int getLength() { return sizeof(application_profile_entry); }
int getApplicationProfile() const;
int getVersionMajor() const;
int getVersionMinor() const;
int getVersionMicro() const;
private:
const application_profile_entry *s;
protected:
virtual void Parse();
};
StructureLoop<Profile> profileLoop;
bool isServiceBound() const;
int getVisibility() const;
int getApplicationPriority() const;
TypeLoop<EightBit> transportProtocolLabels;
private:
const descr_application_end *s;
protected:
virtual void Parse();
};
class MHP_ApplicationNameDescriptor : public Descriptor {
public:
class NameEntry : public LoopElement {
public:
virtual int getLength() { return sizeof(descr_application_name_entry)+name.getLength(); }
char languageCode[4];
String name;
protected:
virtual void Parse();
};
StructureLoop<NameEntry> nameLoop;
protected:
virtual void Parse();
};
class MHP_TransportProtocolDescriptor : public Descriptor {
public:
class UrlExtensionEntry : public LoopElement {
public:
virtual int getLength() { return sizeof(descr_url_extension_entry)+UrlExtension.getLength(); }
String UrlExtension;
protected:
virtual void Parse();
};
enum Protocol { ObjectCarousel = 0x01, IPviaDVB = 0x02, HTTPoverInteractionChannel = 0x03 };
int getProtocolId() const;
int getProtocolLabel() const;
bool isRemote() const;
int getComponentTag() const;
char *getUrlBase(char *buffer, int size);
StructureLoop<UrlExtensionEntry> UrlExtensionLoop;
protected:
virtual void Parse();
private:
const descr_transport_protocol *s;
bool remote;
int componentTag;
String UrlBase;
};
class MHP_DVBJApplicationDescriptor : public Descriptor {
public:
class ApplicationEntry : public LoopElement {
public:
virtual int getLength() { return sizeof(descr_dvbj_application_entry)+parameter.getLength(); }
String parameter;
protected:
virtual void Parse();
};
StructureLoop<ApplicationEntry> applicationLoop;
protected:
virtual void Parse();
};
class MHP_DVBJApplicationLocationDescriptor : public Descriptor {
public:
String baseDirectory;
String classPath;
String initialClass;
protected:
virtual void Parse();
};
class MHP_ApplicationIconsDescriptor : public Descriptor {
public:
String iconLocator;
int getIconFlags() const;
protected:
virtual void Parse();
private:
const descr_application_icons_descriptor_end *s;
};
class MHP_SimpleApplicationLocationDescriptor : public Descriptor {
public:
char *getLocation(char *buffer, int size);
protected:
virtual void Parse();
private:
String location;
};
class RegistrationDescriptor : public Descriptor {
public:
int getFormatIdentifier() const;
CharArray privateData;
protected:
virtual void Parse();
private:
const descr_registration *s;
};
} //end of namespace
#endif //LIBSI_TABLE_H
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