diff options
Diffstat (limited to 'gst-libs/gst/mpegts/gstmpegtsdescriptor.c')
| -rw-r--r-- | gst-libs/gst/mpegts/gstmpegtsdescriptor.c | 194 |
1 files changed, 41 insertions, 153 deletions
diff --git a/gst-libs/gst/mpegts/gstmpegtsdescriptor.c b/gst-libs/gst/mpegts/gstmpegtsdescriptor.c index 46e883dcf..e63aa5c22 100644 --- a/gst-libs/gst/mpegts/gstmpegtsdescriptor.c +++ b/gst-libs/gst/mpegts/gstmpegtsdescriptor.c @@ -47,46 +47,6 @@ static void _##name##_free (type * source) \ * @title: Base MPEG-TS descriptors * @short_description: Descriptors for ITU H.222.0 | ISO/IEC 13818-1 * @include: gst/mpegts/mpegts.h - * @symbols: - * - GstMpegtsDescriptor - * - GstMpegtsDescriptorType - * - GstMpegtsMiscDescriptorType - * - gst_mpegts_find_descriptor - * - gst_mpegts_parse_descriptors - * - gst_mpegts_descriptor_from_custom - * - gst_mpegts_descriptor_from_registration - * - GstMpegtsISO639LanguageDescriptor - * - GstMpegtsIso639AudioType - * - gst_mpegts_descriptor_parse_iso_639_language - * - gst_mpegts_descriptor_parse_iso_639_language_idx - * - gst_mpegts_descriptor_parse_iso_639_language_nb - * - gst_mpegts_iso_639_language_descriptor_free - * - GstMpegtsLogicalChannel - * - GstMpegtsLogicalChannelDescriptor - * - gst_mpegts_descriptor_parse_logical_channel - * - GST_TYPE_MPEGTS_DVB_CODE_RATE - * - GST_TYPE_MPEGTS_CABLE_OUTER_FEC_SCHEME - * - GST_TYPE_MPEGTS_MODULATION_TYPE - * - GST_TYPE_MPEGTS_SATELLITE_POLARIZATION_TYPE - * - GST_TYPE_MPEGTS_SATELLITE_ROLLOFF - * - GST_TYPE_MPEGTS_ISO_639_LANGUAGE - * - GST_TYPE_MPEGTS_DESCRIPTOR - * - GST_TYPE_MPEGTS_DVB_SERVICE_TYPE - * - GST_TYPE_MPEGTS_DESCRIPTOR_TYPE - * - GST_TYPE_MPEGTS_ISO639_AUDIO_TYPE - * - GST_TYPE_MPEGTS_DVB_DESCRIPTOR_TYPE - * - GST_TYPE_MPEGTS_MISC_DESCRIPTOR_TYPE - * - gst_mpegts_descriptor_get_type - * - gst_mpegts_iso_639_language_get_type - * - gst_mpegts_cable_outer_fec_scheme_get_type - * - gst_mpegts_modulation_type_get_type - * - gst_mpegts_satellite_polarization_type_get_type - * - gst_mpegts_satellite_rolloff_get_type - * - gst_mpegts_descriptor_type_get_type - * - gst_mpegts_dvb_descriptor_type_get_type - * - gst_mpegts_misc_descriptor_type_get_type - * - gst_mpegts_iso639_audio_type_get_type - * - gst_mpegts_dvb_service_type_get_type * * These are the base descriptor types and methods. * @@ -94,119 +54,6 @@ static void _##name##_free (type * source) \ * and other specifications mentioned in the documentation. */ -/* FIXME : Move this to proper file once we have a C file for ATSC/ISDB descriptors */ -/** - * SECTION:gst-atsc-descriptor - * @title: ATSC variants of MPEG-TS descriptors - * @short_description: Descriptors for the various ATSC specifications - * @include: gst/mpegts/mpegts.h - * @symbols: - * - GstMpegtsATSCDescriptorType - * - GST_TYPE_MPEGTS_ATSC_DESCRIPTOR_TYPE - * - gst_mpegts_atsc_descriptor_type_get_type - * - GstMpegtsDVBDescriptorType - * - GstMpegtsDVBExtendedDescriptorType - * - GstMpegtsContent - * - gst_mpegts_descriptor_parse_dvb_content - * - GstMpegtsComponentDescriptor - * - gst_mpegts_dvb_component_descriptor_free - * - gst_mpegts_descriptor_parse_dvb_component - * - GstMpegtsExtendedEventItem - * - GstMpegtsExtendedEventDescriptor - * - gst_mpegts_extended_event_descriptor_free - * - gst_mpegts_descriptor_parse_dvb_extended_event - * - GstMpegtsSatelliteDeliverySystemDescriptor - * - GstMpegtsDVBCodeRate - * - GstMpegtsModulationType - * - GstMpegtsSatellitePolarizationType - * - GstMpegtsSatelliteRolloff - * - gst_mpegts_descriptor_parse_satellite_delivery_system - * - GstMpegtsCableDeliverySystemDescriptor - * - GstMpegtsCableOuterFECScheme - * - gst_mpegts_descriptor_parse_cable_delivery_system - * - GstMpegtsTerrestrialDeliverySystemDescriptor - * - GstMpegtsTerrestrialTransmissionMode - * - GstMpegtsTerrestrialGuardInterval - * - GstMpegtsTerrestrialHierarchy - * - gst_mpegts_descriptor_parse_terrestrial_delivery_system - * - GstMpegtsT2DeliverySystemCellExtension - * - GstMpegtsT2DeliverySystemCell - * - GstMpegtsT2DeliverySystemDescriptor - * - gst_mpegts_t2_delivery_system_descriptor_free - * - gst_mpegts_descriptor_parse_dvb_t2_delivery_system - * - gst_mpegts_descriptor_parse_dvb_short_event - * - gst_mpegts_descriptor_parse_dvb_network_name - * - gst_mpegts_descriptor_from_dvb_network_name - * - GstMpegtsDVBServiceType - * - gst_mpegts_descriptor_parse_dvb_service - * - gst_mpegts_descriptor_from_dvb_service - * - GstMpegtsDVBTeletextType - * - gst_mpegts_descriptor_parse_dvb_teletext_idx - * - gst_mpegts_descriptor_parse_dvb_teletext_nb - * - gst_mpegts_descriptor_parse_dvb_subtitling_idx - * - gst_mpegts_descriptor_parse_dvb_subtitling_nb - * - gst_mpegts_descriptor_from_dvb_subtitling - * - GstMpegtsDVBLinkageType - * - GstMpegtsDVBLinkageHandOverType - * - GstMpegtsDVBLinkageMobileHandOver - * - GstMpegtsDVBLinkageEvent - * - GstMpegtsDVBLinkageExtendedEvent - * - GstMpegtsDVBLinkageDescriptor - * - gst_mpegts_dvb_linkage_descriptor_free - * - gst_mpegts_dvb_linkage_descriptor_get_mobile_hand_over - * - gst_mpegts_dvb_linkage_descriptor_get_event - * - gst_mpegts_dvb_linkage_descriptor_get_extended_event - * - gst_mpegts_descriptor_parse_dvb_linkage - * - gst_mpegts_descriptor_parse_dvb_private_data_specifier - * - gst_mpegts_descriptor_parse_dvb_frequency_list - * - GstMpegtsDataBroadcastDescriptor - * - gst_mpegts_dvb_data_broadcast_descriptor_free - * - gst_mpegts_descriptor_parse_dvb_data_broadcast - * - GstMpegtsDVBScramblingModeType - * - gst_mpegts_descriptor_parse_dvb_scrambling - * - gst_mpegts_descriptor_parse_dvb_data_broadcast_id - * - GstMpegtsDVBParentalRatingItem - * - gst_mpegts_descriptor_parse_dvb_parental_rating - * - gst_mpegts_descriptor_parse_dvb_stream_identifier - * - gst_mpegts_descriptor_parse_dvb_ca_identifier - * - GstMpegtsDVBServiceListItem - * - gst_mpegts_descriptor_parse_dvb_service_list - * - gst_mpegts_descriptor_parse_dvb_stuffing - * - gst_mpegts_descriptor_parse_dvb_bouquet_name - * - GstMpegtsDvbMultilingualNetworkNameItem - * - gst_mpegts_descriptor_parse_dvb_multilingual_network_name - * - GstMpegtsDvbMultilingualBouquetNameItem - * - gst_mpegts_descriptor_parse_dvb_multilingual_bouquet_name - * - GstMpegtsDvbMultilingualServiceNameItem - * - gst_mpegts_descriptor_parse_dvb_multilingual_service_name - * - GstMpegtsDvbMultilingualComponentItem - * - gst_mpegts_descriptor_parse_dvb_multilingual_component - * - GST_TYPE_MPEGTS_COMPONENT_DESCRIPTOR - * - GST_TYPE_MPEGTS_DVB_DATA_BROADCAST_DESCRIPTOR - * - GST_TYPE_MPEGTS_DVB_LINKAGE_DESCRIPTOR - * - GST_TYPE_MPEGTS_EXTENDED_EVENT_DESCRIPTOR - * - GST_TYPE_MPEGTS_T2_DELIVERY_SYSTEM_DESCRIPTOR - * - gst_mpegts_dvb_code_rate_get_type - * - gst_mpegts_component_descriptor_get_type - * - gst_mpegts_dvb_data_broadcast_descriptor_get_type - * - gst_mpegts_dvb_linkage_descriptor_get_type - * - gst_mpegts_extended_event_descriptor_get_type - * - gst_mpegts_t2_delivery_system_descriptor_get_type - * - */ - -/** - * SECTION:gst-isdb-descriptor - * @title: ISDB variants of MPEG-TS descriptors - * @short_description: Descriptors for the various ISDB specifications - * @include: gst/mpegts/mpegts.h - * @symbols: - * - GstMpegtsISDBDescriptorType - * - GST_TYPE_MPEGTS_ISDB_DESCRIPTOR_TYPE - * - gst_mpegts_isdb_descriptor_type_get_type - */ - - /* * TODO * @@ -1050,6 +897,47 @@ gst_mpegts_descriptor_from_registration (const gchar * format_identifier, return descriptor; } +/** + * gst_mpegts_descriptor_parse_registration: + * @descriptor: a %GST_MTS_DESC_REGISTRATION #GstMpegtsDescriptor + * @registration_id: (out): The registration ID (in host endiannes) + * @additional_info: (out) (allow-none) (array length=additional_info_length): The additional information + * @additional_info_length: (out) (allow-none): The size of @additional_info in bytes. + * + * Extracts the Registration information from @descriptor. + * + * Returns: %TRUE if parsing succeeded, else %FALSE. + * + * Since: 1.20 + */ + +gboolean +gst_mpegts_descriptor_parse_registration (GstMpegtsDescriptor * descriptor, + guint32 * registration_id, + guint8 ** additional_info, gsize * additional_info_length) +{ + guint8 *data; + + g_return_val_if_fail (descriptor != NULL && registration_id != NULL, FALSE); + + /* The smallest registration is 4 bytes */ + __common_desc_checks (descriptor, GST_MTS_DESC_REGISTRATION, 4, FALSE); + + data = (guint8 *) descriptor->data + 2; + *registration_id = GST_READ_UINT32_BE (data); + data += 4; + if (additional_info && additional_info_length) { + *additional_info_length = descriptor->length - 4; + if (descriptor->length > 4) { + *additional_info = data; + } else { + *additional_info = NULL; + } + } + + return TRUE; +} + /* GST_MTS_DESC_CA (0x09) */ /** |