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543 lines
16 KiB
C
543 lines
16 KiB
C
/*
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* mpegtspacketizer.h -
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* Copyright (C) 2013 Edward Hervey
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*
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* Authors:
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* Edward Hervey <edward@collabora.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef GST_ATSC_SECTION_H
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#define GST_ATSC_SECTION_H
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#include <gst/gst.h>
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#include <gst/mpegts/gstmpegtssection.h>
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#include <gst/mpegts/gstmpegtsdescriptor.h>
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G_BEGIN_DECLS
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/**
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* GstMpegtsSectionATSCTableID:
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* @GST_MTS_TABLE_ID_ATSC_MASTER_GUIDE: Master Guide Table (MGT)
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* @GST_MTS_TABLE_ID_ATSC_TERRESTRIAL_VIRTUAL_CHANNEL: Terrestrial Virtual Channel Table (TVCT)
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* @GST_MTS_TABLE_ID_ATSC_CABLE_VIRTUAL_CHANNEL: Cable Virtual Channel Table (CVCT)
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* @GST_MTS_TABLE_ID_ATSC_RATING_REGION: Rating Region Table (RRT)
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* @GST_MTS_TABLE_ID_ATSC_EVENT_INFORMATION: Event Information Table (EIT)
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* @GST_MTS_TABLE_ID_ATSC_CHANNEL_OR_EVENT_EXTENDED_TEXT: Extended Text Table (ETT)
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* @GST_MTS_TABLE_ID_ATSC_SYSTEM_TIME: System Time Table (STT)
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* @GST_MTS_TABLE_ID_ATSC_DATA_EVENT: A/90: Data Event Table (DET)
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* @GST_MTS_TABLE_ID_ATSC_DATA_SERVICE: A/90: Data Service Table (DST)
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* @GST_MTS_TABLE_ID_ATSC_NETWORK_RESOURCE: A/90: Network Resources Table (NRT)
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* @GST_MTS_TABLE_ID_ATSC_LONG_TERM_SERVICE: A/90: Long Term Service Table (LTST)
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* @GST_MTS_TABLE_ID_ATSC_DIRECTED_CHANNEL_CHANGE: Directed Channel Change Table (DCCT)
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* @GST_MTS_TABLE_ID_ATSC_DIRECTED_CHANNEL_CHANGE_SECTION_CODE: Directed Channel Change Selection Code Table (DCCSCT)
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* @GST_MTS_TABLE_ID_ATSC_SATELLITE_VIRTUAL_CHANNEL: A/81: Satellite Virtual Channel Table
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*
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* Values for a #GstMpegtsSection table_id.
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*
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* These are the registered ATSC section `table_id` variants. Unless specified
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* otherwise, they are defined in the "ATSC A/65" specification.
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*
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* see also: #GstMpegtsSectionTableID and other variants.
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*/
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typedef enum {
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/* ATSC (A/65) */
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GST_MTS_TABLE_ID_ATSC_MASTER_GUIDE = 0xC7,
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GST_MTS_TABLE_ID_ATSC_TERRESTRIAL_VIRTUAL_CHANNEL = 0xC8,
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GST_MTS_TABLE_ID_ATSC_CABLE_VIRTUAL_CHANNEL = 0xC9,
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GST_MTS_TABLE_ID_ATSC_RATING_REGION = 0xCA,
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GST_MTS_TABLE_ID_ATSC_EVENT_INFORMATION = 0xCB,
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GST_MTS_TABLE_ID_ATSC_CHANNEL_OR_EVENT_EXTENDED_TEXT = 0xCC,
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GST_MTS_TABLE_ID_ATSC_SYSTEM_TIME = 0xCD,
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/* ATSC (A/90) */
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GST_MTS_TABLE_ID_ATSC_DATA_EVENT = 0xCE,
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GST_MTS_TABLE_ID_ATSC_DATA_SERVICE = 0xCF,
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/* ATSC (A/57B) */
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/**
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* GST_MTS_TABLE_ID_ATSC_PROGRAM_IDENTIFIER:
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*
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* A/57B: Program Identifier Table.
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*
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* Since: 1.20
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*/
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GST_MTS_TABLE_ID_ATSC_PROGRAM_IDENTIFIER = 0xD0,
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/* ATSC (A/90) */
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GST_MTS_TABLE_ID_ATSC_NETWORK_RESOURCE = 0xD1,
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GST_MTS_TABLE_ID_ATSC_LONG_TERM_SERVICE = 0xD2,
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/* ATSC (A/65) */
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GST_MTS_TABLE_ID_ATSC_DIRECTED_CHANNEL_CHANGE = 0xD3,
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GST_MTS_TABLE_ID_ATSC_DIRECTED_CHANNEL_CHANGE_SECTION_CODE = 0xD4,
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/* 0xD5-0xD9 covered in CEA/SCTE */
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GST_MTS_TABLE_ID_ATSC_AGGREGATE_EVENT_INFORMATION = 0xD6,
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GST_MTS_TABLE_ID_ATSC_AGGREGATE_EXTENDED_TEXT = 0xD7,
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GST_MTS_TABLE_ID_ATSC_AGGREGATE_DATA_EVENT = 0xD9,
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/* */
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GST_MTS_TABLE_ID_ATSC_SATELLITE_VIRTUAL_CHANNEL = 0xDA,
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} GstMpegtsSectionATSCTableID;
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/**
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* GstMpegtsATSCStreamType:
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* @GST_MPEGTS_STREAM_TYPE_ATSC_DCII_VIDEO: DigiCipher II video | Identical to ITU-T Rec. H.262 | ISO/IEC 13818-2 Video
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* @GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_AC3: ATSC A/53 Audio | AC-3
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* @GST_MPEGTS_STREAM_TYPE_ATSC_SUBTITLING: SCTE-27 Subtitling
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* @GST_MPEGTS_STREAM_TYPE_ATSC_ISOCH_DATA: SCTE-19 Isochronous data | Reserved
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* @GST_MPEGTS_STREAM_TYPE_ATSC_SIT: SCTE-35 Splice Information Table
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* @GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_EAC3: E-AC-3 A/52:2018
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* @GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_DTS_HD: E-AC-3 A/107 (ATSC 2.0)
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*
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* Type of mpeg-ts streams for ATSC, as defined by the ATSC Code Points
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* Registry. For convenience, some stream types from %GstMpegtsScteStreamType
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* are also included.
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*
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* Since: 1.20
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*/
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typedef enum {
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GST_MPEGTS_STREAM_TYPE_ATSC_DCII_VIDEO = 0x80,
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GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_AC3 = 0x81,
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GST_MPEGTS_STREAM_TYPE_ATSC_SUBTITLING = 0x82,
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GST_MPEGTS_STREAM_TYPE_ATSC_ISOCH_DATA = 0x83,
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/* 0x84-0x85 : RESERVED */
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GST_MPEGTS_STREAM_TYPE_ATSC_SIT = 0x86,
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GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_EAC3 = 0x87,
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GST_MPEGTS_STREAM_TYPE_ATSC_AUDIO_DTS_HD = 0x88,
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} GstMpegtsATSCStreamType;
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/* TVCT/CVCT */
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#define GST_TYPE_MPEGTS_ATSC_VCT (gst_mpegts_atsc_vct_get_type ())
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#define GST_TYPE_MPEGTS_ATSC_VCT_SOURCE (gst_mpegts_atsc_vct_source_get_type ())
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typedef struct _GstMpegtsAtscVCTSource GstMpegtsAtscVCTSource;
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typedef struct _GstMpegtsAtscVCT GstMpegtsAtscVCT;
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/**
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* GstMpegtsAtscVCTSource:
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* @short_name: The short name of a source
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* @major_channel_number: The major channel number
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* @minor_channel_number: The minor channel number
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* @modulation_mode: The modulation mode
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* @carrier_frequency: The carrier frequency
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* @channel_TSID: The transport stream ID
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* @program_number: The program number (see #GstMpegtsPatProgram)
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* @ETM_location: The ETM location
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* @access_controlled: is access controlled
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* @hidden: is hidden
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* @path_select: is path select, CVCT only
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* @out_of_band: is out of band, CVCT only
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* @hide_guide: is hide guide
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* @service_type: The service type
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* @source_id: The source id
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* @descriptors: (element-type GstMpegtsDescriptor): an array of #GstMpegtsDescriptor
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*
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* Source from a %GstMpegtsAtscVCT, can be used both for TVCT and CVCT tables
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*/
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struct _GstMpegtsAtscVCTSource
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{
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gchar *short_name;
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guint16 major_channel_number;
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guint16 minor_channel_number;
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guint8 modulation_mode;
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guint32 carrier_frequency;
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guint16 channel_TSID;
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guint16 program_number;
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/* FIXME: */
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guint8 ETM_location;
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gboolean access_controlled;
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gboolean hidden;
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gboolean path_select; /* CVCT only - reserved bit in TVCT */
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gboolean out_of_band; /* CVCT only - reserved bit in TVCT */
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gboolean hide_guide;
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/* FIXME: */
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guint8 service_type;
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guint16 source_id;
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GPtrArray *descriptors;
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};
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/**
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* GstMpegtsAtscVCT:
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* @transport_stream_id: The transport stream
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* @protocol_version: The protocol version
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* @sources: (element-type GstMpegtsAtscVCTSource): sources
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* @descriptors: (element-type GstMpegtsDescriptor): descriptors
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*
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* Represents both:
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* Terrestrial Virtual Channel Table (A65)
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* Cable Virtual Channel Table (A65)
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*
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*/
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struct _GstMpegtsAtscVCT
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{
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guint16 transport_stream_id;
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guint8 protocol_version;
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GPtrArray *sources;
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GPtrArray *descriptors;
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};
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GST_MPEGTS_API
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GType gst_mpegts_atsc_vct_get_type (void);
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GST_MPEGTS_API
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GType gst_mpegts_atsc_vct_source_get_type (void);
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GST_MPEGTS_API
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const GstMpegtsAtscVCT * gst_mpegts_section_get_atsc_tvct (GstMpegtsSection * section);
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GST_MPEGTS_API
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const GstMpegtsAtscVCT * gst_mpegts_section_get_atsc_cvct (GstMpegtsSection * section);
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/* MGT */
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#define GST_TYPE_MPEGTS_ATSC_MGT (gst_mpegts_atsc_mgt_get_type ())
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#define GST_TYPE_MPEGTS_ATSC_MGT_TABLE (gst_mpegts_atsc_mgt_table_get_type ())
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typedef struct _GstMpegtsAtscMGTTable GstMpegtsAtscMGTTable;
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typedef struct _GstMpegtsAtscMGT GstMpegtsAtscMGT;
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typedef enum {
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GST_MPEGTS_ATSC_MGT_TABLE_TYPE_EIT0 = 0x0100,
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GST_MPEGTS_ATSC_MGT_TABLE_TYPE_EIT127 = 0x017F,
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GST_MPEGTS_ATSC_MGT_TABLE_TYPE_ETT0 = 0x0200,
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GST_MPEGTS_ATSC_MGT_TABLE_TYPE_ETT127 = 0x027F
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} GstMpegtsAtscMGTTableType;
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/**
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* GstMpegtsAtscMGTTable:
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* @table_type: #GstMpegtsAtscMGTTableType
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* @pid: The packet ID
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* @version_number: The version number
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* @number_bytes:
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* @descriptors: (element-type GstMpegtsDescriptor): descriptors
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*
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* Source from a @GstMpegtsAtscMGT
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*/
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struct _GstMpegtsAtscMGTTable
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{
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guint16 table_type;
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guint16 pid;
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guint8 version_number;
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guint32 number_bytes;
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GPtrArray *descriptors;
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};
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/**
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* GstMpegtsAtscMGT:
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* @protocol_version: The protocol version
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* @tables_defined: The numbers of subtables
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* @tables: (element-type GstMpegtsAtscMGTTable): the tables
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* @descriptors: (element-type GstMpegtsDescriptor): descriptors
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*
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* Master Guide Table (A65)
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*
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*/
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struct _GstMpegtsAtscMGT
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{
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guint8 protocol_version;
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guint16 tables_defined;
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GPtrArray *tables;
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GPtrArray *descriptors;
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};
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GST_MPEGTS_API
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GType gst_mpegts_atsc_mgt_get_type (void);
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GST_MPEGTS_API
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GType gst_mpegts_atsc_mgt_table_get_type (void);
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GST_MPEGTS_API
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const GstMpegtsAtscMGT * gst_mpegts_section_get_atsc_mgt (GstMpegtsSection * section);
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GST_MPEGTS_API
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GstMpegtsSection * gst_mpegts_section_from_atsc_mgt (GstMpegtsAtscMGT * mgt);
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GST_MPEGTS_API
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GstMpegtsAtscMGT * gst_mpegts_atsc_mgt_new (void);
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/* Multiple string structure (used in ETT and EIT) */
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#define GST_TYPE_MPEGTS_ATSC_STRING_SEGMENT (gst_mpegts_atsc_string_segment_get_type())
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#define GST_TYPE_MPEGTS_ATSC_MULT_STRING (gst_mpegts_atsc_mult_string_get_type())
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typedef struct _GstMpegtsAtscStringSegment GstMpegtsAtscStringSegment;
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typedef struct _GstMpegtsAtscMultString GstMpegtsAtscMultString;
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/**
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* GstMpegtsAtscStringSegment:
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* @compression_type: The compression type
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* @mode: The mode
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* @compressed_data_size: The size of compressed data
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* @compressed_data: The compressed data
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* @cached_string:
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*
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* A string segment
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*/
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struct _GstMpegtsAtscStringSegment {
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guint8 compression_type;
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guint8 mode;
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guint8 compressed_data_size;
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guint8 *compressed_data;
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gchar *cached_string;
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};
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GST_MPEGTS_API
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const gchar * gst_mpegts_atsc_string_segment_get_string (GstMpegtsAtscStringSegment * seg);
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GST_MPEGTS_API
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gboolean
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gst_mpegts_atsc_string_segment_set_string (GstMpegtsAtscStringSegment * seg,
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gchar *string,
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guint8 compression_type,
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guint8 mode);
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/**
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* GstMpegtsAtscMultString:
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* @iso_639_langcode: The ISO639 language code
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* @segments: (element-type GstMpegtsAtscStringSegment)
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*
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*/
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struct _GstMpegtsAtscMultString {
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gchar iso_639_langcode[4];
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GPtrArray *segments;
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};
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GST_MPEGTS_API
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GType gst_mpegts_atsc_string_segment_get_type (void);
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GST_MPEGTS_API
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GType gst_mpegts_atsc_mult_string_get_type (void);
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/* EIT */
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#define GST_TYPE_MPEGTS_ATSC_EIT_EVENT (gst_mpegts_atsc_eit_event_get_type())
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#define GST_TYPE_MPEGTS_ATSC_EIT (gst_mpegts_atsc_eit_get_type())
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typedef struct _GstMpegtsAtscEITEvent GstMpegtsAtscEITEvent;
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typedef struct _GstMpegtsAtscEIT GstMpegtsAtscEIT;
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/**
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* GstMpegtsAtscEITEvent:
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* @event_id: The event id
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* @start_time: The start time
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* @etm_location: The etm location
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* @length_in_seconds: The length in seconds
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* @titles: (element-type GstMpegtsAtscMultString): the titles
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* @descriptors: (element-type GstMpegtsDescriptor): descriptors
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*
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* An ATSC EIT Event
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*/
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struct _GstMpegtsAtscEITEvent {
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guint16 event_id;
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guint32 start_time;
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guint8 etm_location;
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guint32 length_in_seconds;
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GPtrArray *titles;
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GPtrArray *descriptors;
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};
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/**
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* GstMpegtsAtscEIT:
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* @source_id: The source id
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* @protocol_version: The protocol version
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* @events: (element-type GstMpegtsAtscEITEvent): Events
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*
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* Event Information Table (ATSC)
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*
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*/
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struct _GstMpegtsAtscEIT
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{
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guint16 source_id;
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guint8 protocol_version;
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GPtrArray *events;
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};
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GST_MPEGTS_API
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GType gst_mpegts_atsc_eit_event_get_type (void);
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GST_MPEGTS_API
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GType gst_mpegts_atsc_eit_get_type (void);
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GST_MPEGTS_API
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const GstMpegtsAtscEIT *gst_mpegts_section_get_atsc_eit (GstMpegtsSection *section);
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/* ETT */
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#define GST_TYPE_MPEGTS_ATSC_ETT (gst_mpegts_atsc_ett_get_type())
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typedef struct _GstMpegtsAtscETT GstMpegtsAtscETT;
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/**
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* GstMpegtsAtscETT:
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* @ett_table_id_extension:
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* @protocol_version: The protocol version
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* @etm_id: The etm id
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* @messages: (element-type GstMpegtsAtscMultString): List of texts
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*
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* Extended Text Table (ATSC)
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*
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*/
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struct _GstMpegtsAtscETT
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{
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guint16 ett_table_id_extension;
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guint16 protocol_version;
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guint32 etm_id;
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GPtrArray *messages;
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};
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GST_MPEGTS_API
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GType gst_mpegts_atsc_ett_get_type (void);
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GST_MPEGTS_API
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const GstMpegtsAtscETT *gst_mpegts_section_get_atsc_ett (GstMpegtsSection *section);
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/* STT */
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#define GST_TYPE_MPEGTS_ATSC_STT (gst_mpegts_atsc_stt_get_type ())
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typedef struct _GstMpegtsAtscSTT GstMpegtsAtscSTT;
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/**
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* GstMpegtsAtscSTT:
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* @protocol_version: The protocol version
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* @system_time: The system time
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* @gps_utc_offset: The GPS to UTC offset
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* @ds_status:
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* @ds_dayofmonth: The day of month
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* @ds_hour: The hour
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* @descriptors: (element-type GstMpegtsDescriptor): descriptors
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* @utc_datetime: The UTC date and time
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*
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* System Time Table (A65)
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*
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*/
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struct _GstMpegtsAtscSTT
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{
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guint8 protocol_version;
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guint32 system_time;
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guint8 gps_utc_offset;
|
|
gboolean ds_status;
|
|
guint8 ds_dayofmonth;
|
|
guint8 ds_hour;
|
|
GPtrArray *descriptors;
|
|
|
|
GstDateTime *utc_datetime;
|
|
};
|
|
|
|
GST_MPEGTS_API
|
|
GType gst_mpegts_atsc_stt_get_type (void);
|
|
|
|
GST_MPEGTS_API
|
|
const GstMpegtsAtscSTT * gst_mpegts_section_get_atsc_stt (GstMpegtsSection * section);
|
|
/* FIXME receive a non-const parameter but we only provide a const getter */
|
|
|
|
GST_MPEGTS_API
|
|
GstDateTime * gst_mpegts_atsc_stt_get_datetime_utc (GstMpegtsAtscSTT * stt);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsSection * gst_mpegts_section_from_atsc_stt (GstMpegtsAtscSTT * stt);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsAtscSTT * gst_mpegts_atsc_stt_new (void);
|
|
|
|
/* RRT */
|
|
#define GST_TYPE_MPEGTS_ATSC_RRT (gst_mpegts_atsc_rrt_get_type ())
|
|
#define GST_TYPE_MPEGTS_ATSC_RRT_DIMENSION (gst_mpegts_atsc_rrt_dimension_get_type ())
|
|
#define GST_TYPE_MPEGTS_ATSC_RRT_DIMENSION_VALUE (gst_mpegts_atsc_rrt_dimension_value_get_type ())
|
|
|
|
typedef struct _GstMpegtsAtscRRT GstMpegtsAtscRRT;
|
|
typedef struct _GstMpegtsAtscRRTDimension GstMpegtsAtscRRTDimension;
|
|
typedef struct _GstMpegtsAtscRRTDimensionValue GstMpegtsAtscRRTDimensionValue;
|
|
|
|
/**
|
|
* GstMpegtsAtscRRTDimensionValue:
|
|
* @abbrev_ratings: (element-type GstMpegtsAtscMultString): the abbreviated ratings
|
|
* @ratings: (element-type GstMpegtsAtscMultString): the ratings
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
struct _GstMpegtsAtscRRTDimensionValue
|
|
{
|
|
GPtrArray *abbrev_ratings;
|
|
GPtrArray *ratings;
|
|
};
|
|
|
|
/**
|
|
* GstMpegtsAtscRRTDimension:
|
|
* @names: (element-type GstMpegtsAtscMultString): the names
|
|
* @graduated_scale: whether the ratings represent a graduated scale
|
|
* @values_defined: the number of values defined for this dimension
|
|
* @values: (element-type GstMpegtsAtscRRTDimensionValue): set of values
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
struct _GstMpegtsAtscRRTDimension
|
|
{
|
|
GPtrArray * names;
|
|
gboolean graduated_scale;
|
|
guint8 values_defined;
|
|
GPtrArray * values;
|
|
};
|
|
|
|
/**
|
|
* GstMpegtsAtscRRT:
|
|
* @protocol_version: The protocol version
|
|
* @names: (element-type GstMpegtsAtscMultString): the names
|
|
* @dimensions_defined: the number of dimensions defined for this rating table
|
|
* @dimensions: (element-type GstMpegtsAtscRRTDimension): A set of dimensions
|
|
* @descriptors: descriptors
|
|
*
|
|
* Region Rating Table (A65)
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
struct _GstMpegtsAtscRRT
|
|
{
|
|
guint8 protocol_version;
|
|
GPtrArray * names;
|
|
guint8 dimensions_defined;
|
|
GPtrArray * dimensions;
|
|
GPtrArray * descriptors;
|
|
};
|
|
|
|
GST_MPEGTS_API
|
|
GType gst_mpegts_atsc_rrt_get_type (void);
|
|
|
|
GST_MPEGTS_API
|
|
GType gst_mpegts_atsc_rrt_dimension_get_type (void);
|
|
|
|
GST_MPEGTS_API
|
|
GType gst_mpegts_atsc_rrt_dimension_value_get_type (void);
|
|
|
|
GST_MPEGTS_API
|
|
const GstMpegtsAtscRRT * gst_mpegts_section_get_atsc_rrt (GstMpegtsSection * section);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsSection * gst_mpegts_section_from_atsc_rrt (GstMpegtsAtscRRT * rrt);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsAtscRRT * gst_mpegts_atsc_rrt_new (void);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsAtscRRTDimension * gst_mpegts_atsc_rrt_dimension_new (void);
|
|
|
|
GST_MPEGTS_API
|
|
GstMpegtsAtscRRTDimensionValue * gst_mpegts_atsc_rrt_dimension_value_new (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* GST_MPEGTS_SECTION_H */
|