/usr/include/gpac/ait.h is in libgpac-dev 0.5.2-426-gc5ad4e4+dfsg5-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) TELECOM ParisTech 2011
*/
#ifndef _GF_AIT_H_
#define _GF_AIT_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <gpac/mpegts.h>
#include <gpac/dsmcc.h>
#include <string.h>
#include <gpac/bitstream.h>
#ifndef GPAC_DISABLE_MPEG2TS
#define AIT_SECTION_LENGTH_MAX 1021
#define APPLICATION_TYPE_HTTP_APPLICATION 16
#define DSMCC_SECTION_LENGTH_MAX 4093
typedef enum {
APPLICATION_DESCRIPTOR = 0x00,
APPLICATION_NAME_DESCRIPTOR = 0x01,
TRANSPORT_PROTOCOL_DESCRIPTOR = 0x02,
SIMPLE_APPLICATION_LOCATION_DESCRIPTOR = 0x15,
APPLICATION_USAGE_DESCRIPTOR = 0x16,
APPLICATION_BOUNDARY_DESCRIPTOR = 0x17,
} DESCRIPTOR_TAG;
enum ApplicationControlCode {
AUTOSTART = 0x01,
PRESENT = 0x02,
DESTROY = 0x03,
KILL = 0x04,
PREFETCH = 0x05,
REMOTE = 0x06,
DISABLED = 0x07,
PLAYBACK_AUTOSTART = 0x08
};
enum TransportType {
BROADCAST = 0x01,
BROADBAND = 0x03
};
typedef struct
{
u32 pid;
u32 service_id;
u8 table_id;
Bool section_syntax_indicator;
u16 section_length;
Bool test_application_flag;
u16 application_type;
u8 version_number;
Bool current_next_indicator;
u8 section_number;
u8 last_section_number;
u16 common_descriptors_length;
GF_List * common_descriptors;
u16 application_loop_length;
GF_List * application_decoded;
u32 CRC_32;
} GF_M2TS_AIT;
typedef struct
{
ABSTRACT_ES
GF_M2TS_SectionFilter *sec;
} GF_M2TS_AIT_CARRY;
typedef struct
{
u32 organisation_id;
u16 application_id;
u8 application_control_code;
u16 application_descriptors_loop_length;
GF_List * application_descriptors;
u8 application_descriptors_id[50];
u8 index_app_desc_id;
} GF_M2TS_AIT_APPLICATION_DECODE;
typedef enum {
FUTURE_USE = 0x00,
CAROUSEL = 0x01,
RESERVED = 0x02,
TRANSPORT_HTTP = 0x03,
DVB_USE = 0x04,
TO_REGISTER = 0x100,
} PROTOCOL_ID;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
u8 application_profiles_length;
u16 application_profile;
u8 version_major;
u8 version_minor;
u8 version_micro;
Bool service_bound_flag;
u8 visibility;
u8 application_priority;
u8 transport_protocol_label[5];
} GF_M2TS_APPLICATION_DESCRIPTOR;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
u8 usage_type;
} GF_M2TS_APPLICATION_USAGE;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
char* initial_path_bytes;
} GF_M2TS_SIMPLE_APPLICATION_LOCATION;
typedef struct
{
Bool remote_connection;
u16 original_network_id;
u16 transport_stream_id;
u16 service_id;
u8 component_tag;
} GF_M2TS_OBJECT_CAROUSEL_SELECTOR_BYTE;
typedef struct {
u8 URL_extension_length;
char* URL_extension_byte;
} GF_M2TS_TRANSPORT_HTTP_URL_EXTENTION;
typedef struct
{
u8 URL_base_length;
char* URL_base_byte;
u8 URL_extension_count;
GF_M2TS_TRANSPORT_HTTP_URL_EXTENTION* URL_extentions;
} GF_M2TS_TRANSPORT_HTTP_SELECTOR_BYTE;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
u16 protocol_id;
u8 transport_protocol_label;
void* selector_byte;
} GF_M2TS_TRANSPORT_PROTOCOL_DESCRIPTOR;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
u32 ISO_639_language_code;
u8 application_name_length;
char* application_name_char;
} GF_M2TS_APPLICATION_NAME_DESCRIPTOR;
typedef struct
{
u8 boundary_extension_length;
char* boundary_extension_byte;
} GF_M2TS_APPLICATION_BOUNDARY_EXTENSION_INFO;
typedef struct
{
u8 descriptor_tag;
u8 descriptor_length;
u8 boundary_extension_count;
GF_M2TS_APPLICATION_BOUNDARY_EXTENSION_INFO* boundary_extension_info;
} GF_M2TS_APPLICATION_BOUNDARY_DESCRIPTOR;
typedef struct
{
u32 application_id;
u8 application_control_code;
u8 priority;
u16 application_profile;
/* Transport mode - 1 Broadcast - 3 Broadband */
Bool broadcast;
Bool broadband;
char* http_url;
char* carousel_url;
Bool url_received;
/* Carousel */
u32 carousel_pid;
u32 component_tag;
char* appli_name;
} GF_M2TS_AIT_APPLICATION;
typedef struct
{
u32 service_id;
u32 version_number;
u32 ait_pid;
u32 nb_application;
GF_List *Application;
} GF_M2TS_CHANNEL_APPLICATION_INFO;
void on_ait_section(GF_M2TS_Demuxer *ts, u32 evt_type, void *par);
GF_M2TS_ES *gf_ait_section_new(u32 service_id);
GF_M2TS_CHANNEL_APPLICATION_INFO* gf_m2ts_get_channel_application_info(GF_List* ChannelAppList, u32 ait_service_id);
void gf_m2ts_delete_channel_application_info(GF_M2TS_CHANNEL_APPLICATION_INFO* ChannelApp);
#endif /*GPAC_DISABLE_MPEG2TS*/
#ifdef __cplusplus
}
#endif
#endif //_GF_CAROUSSEL_H_
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