sdt.h File Reference
Application interface for the SDT decoder and the SDT generator.
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Go to the source code of this file.
Data Structures |
struct | dvbpsi_sdt_service_s |
| SDT service description structure. More...
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struct | dvbpsi_sdt_s |
| SDT structure. More...
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Typedefs |
typedef struct dvbpsi_sdt_service_s | dvbpsi_sdt_service_t |
| dvbpsi_sdt_service_t type definition.
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typedef struct dvbpsi_sdt_s | dvbpsi_sdt_t |
| dvbpsi_sdt_t type definition.
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typedef void(* | dvbpsi_sdt_callback )(void *p_cb_data, dvbpsi_sdt_t *p_new_sdt) |
| Callback type definition.
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Functions |
bool | dvbpsi_sdt_attach (dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension, dvbpsi_sdt_callback pf_callback, void *p_cb_data) |
| Creation and initialization of a SDT decoder. It is attached to p_dvbpsi.
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void | dvbpsi_sdt_detach (dvbpsi_t *p_dvbpsi, uint8_t i_table_id, uint16_t i_extension) |
| Destroy a SDT decoder.
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void | dvbpsi_sdt_init (dvbpsi_sdt_t *p_sdt, uint8_t i_table_id, uint16_t i_extension, uint8_t i_version, bool b_current_next, uint16_t i_network_id) |
| Initialize a user-allocated dvbpsi_sdt_t structure.
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dvbpsi_sdt_t * | dvbpsi_sdt_new (uint8_t i_table_id, uint16_t i_extension, uint8_t i_version, bool b_current_next, uint16_t i_network_id) |
| Allocate and initialize a new dvbpsi_sdt_t structure.
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void | dvbpsi_sdt_empty (dvbpsi_sdt_t *p_sdt) |
| Clean a dvbpsi_sdt_t structure.
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void | dvbpsi_sdt_delete (dvbpsi_sdt_t *p_sdt) |
| Clean and free a dvbpsi_sdt_t structure.
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dvbpsi_sdt_service_t * | dvbpsi_sdt_service_add (dvbpsi_sdt_t *p_sdt, uint16_t i_service_id, bool b_eit_schedule, bool b_eit_present, uint8_t i_running_status, bool b_free_ca) |
| Add a service at the end of the SDT.
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dvbpsi_descriptor_t * | dvbpsi_sdt_service_descriptor_add (dvbpsi_sdt_service_t *p_service, uint8_t i_tag, uint8_t i_length, uint8_t *p_data) |
| Add a descriptor in the SDT service.
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dvbpsi_psi_section_t * | dvbpsi_sdt_sections_generate (dvbpsi_t *p_dvbpsi, dvbpsi_sdt_t *p_sdt) |
| SDT generator.
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Detailed Description
Application interface for the SDT decoder and the SDT generator.
>
- Author:
- Johan Bilien <jobi@via.ecp.fr> Application interface for the SDT decoder and the SDT generator. New decoded SDT tables are sent by callback to the application.
Function Documentation
bool dvbpsi_sdt_attach |
( |
dvbpsi_t * |
p_dvbpsi, |
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uint8_t |
i_table_id, |
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uint16_t |
i_extension, |
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dvbpsi_sdt_callback |
pf_callback, |
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void * |
p_cb_data | |
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) |
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Creation and initialization of a SDT decoder. It is attached to p_dvbpsi.
- Parameters:
-
| p_dvbpsi | pointer to dvbpsi to hold decoder/demuxer structure |
| i_table_id | Table ID, 0x42 or 0x46. |
| i_extension | Table ID extension, here TS ID. |
| pf_callback | function to call back on new SDT. |
| p_cb_data | private data given in argument to the callback. |
- Returns:
- true on success, false on failure
Clean and free a dvbpsi_sdt_t structure.
- Parameters:
-
| p_sdt | pointer to the SDT structure |
- Returns:
- nothing.
void dvbpsi_sdt_detach |
( |
dvbpsi_t * |
p_dvbpsi, |
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uint8_t |
i_table_id, |
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uint16_t |
i_extension | |
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) |
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Destroy a SDT decoder.
- Parameters:
-
| p_dvbpsi | pointer holding decoder/demuxer structure |
| i_table_id | Table ID, 0x42 or 0x46. |
| i_extension | Table ID extension, here TS ID. |
- Returns:
- nothing.
Clean a dvbpsi_sdt_t structure.
- Parameters:
-
| p_sdt | pointer to the SDT structure |
- Returns:
- nothing.
void dvbpsi_sdt_init |
( |
dvbpsi_sdt_t * |
p_sdt, |
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uint8_t |
i_table_id, |
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uint16_t |
i_extension, |
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uint8_t |
i_version, |
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bool |
b_current_next, |
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uint16_t |
i_network_id | |
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) |
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Initialize a user-allocated dvbpsi_sdt_t structure.
- Parameters:
-
| p_sdt | pointer to the SDT structure |
| i_table_id | Table ID, 0x42 or 0x46. |
| i_extension | Table ID extension, here TS ID. |
| i_version | SDT version |
| b_current_next | current next indicator |
| i_network_id | original network id |
- Returns:
- nothing.
dvbpsi_sdt_t * dvbpsi_sdt_new |
( |
uint8_t |
i_table_id, |
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uint16_t |
i_extension, |
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uint8_t |
i_version, |
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bool |
b_current_next, |
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uint16_t |
i_network_id | |
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) |
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Allocate and initialize a new dvbpsi_sdt_t structure.
- Parameters:
-
| i_table_id | Table ID, 0x42 or 0x46. |
| i_extension | Table ID extension, here TS ID. |
| i_version | SDT version |
| b_current_next | current next indicator |
| i_network_id | original network id |
- Returns:
- p_sdt pointer to the SDT structure
SDT generator.
- Parameters:
-
| p_dvbpsi | handle to dvbpsi with attached decoder |
| p_sdt | SDT structure |
- Returns:
- a pointer to the list of generated PSI sections.
Generate SDT sections based on the dvbpsi_sdt_t structure.
dvbpsi_sdt_service_t * dvbpsi_sdt_service_add |
( |
dvbpsi_sdt_t * |
p_sdt, |
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uint16_t |
i_service_id, |
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bool |
b_eit_schedule, |
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bool |
b_eit_present, |
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uint8_t |
i_running_status, |
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bool |
b_free_ca | |
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) |
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Add a service at the end of the SDT.
- Parameters:
-
| p_sdt | pointer to the SDT structure |
| i_service_id | Service ID |
| b_eit_schedule | EIT Schedule flag |
| b_eit_present | EIT Present/Following flag |
| i_running_status | Running status |
| b_free_ca | Free CA flag |
- Returns:
- a pointer to the added service description.
Add a descriptor in the SDT service.
- Parameters:
-
| p_service | pointer to the service structure |
| i_tag | descriptor's tag |
| i_length | descriptor's length |
| p_data | descriptor's data |
- Returns:
- a pointer to the added descriptor.