nit.h File Reference
Application interface for the NIT decoder and the NIT generator.
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Go to the source code of this file.
Data Structures |
struct | dvbpsi_nit_ts_s |
| NIT TS structure. More...
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struct | dvbpsi_nit_s |
| NIT structure. More...
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Defines |
#define | dvbpsi_NewNIT(p_nit, i_network_id,i_version, b_current_next) |
| Allocate and initialize a new dvbpsi_nit_t structure.
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#define | dvbpsi_DeleteNIT(p_nit) |
| Clean and free a dvbpsi_nit_t structure.
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Typedefs |
typedef struct dvbpsi_nit_ts_s | dvbpsi_nit_ts_t |
| dvbpsi_nit_ts_t type definition.
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typedef struct dvbpsi_nit_s | dvbpsi_nit_t |
| dvbpsi_nit_t type definition.
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typedef void(* | dvbpsi_nit_callback )(void *p_cb_data, dvbpsi_nit_t *p_new_nit) |
| Callback type definition.
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Functions |
int | dvbpsi_AttachNIT (dvbpsi_decoder_t *p_psi_decoder, uint8_t i_table_id, uint16_t i_extension, dvbpsi_nit_callback pf_callback, void *p_cb_data) |
void | dvbpsi_DetachNIT (dvbpsi_demux_t *p_demux, uint8_t i_table_id, uint16_t i_extension) |
| Destroy a NIT decoder.
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void | dvbpsi_InitNIT (dvbpsi_nit_t *p_nit, uint16_t i_network_id, uint8_t i_version, int b_current_next) |
| Initialize a user-allocated dvbpsi_nit_t structure.
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void | dvbpsi_EmptyNIT (dvbpsi_nit_t *p_nit) |
| Clean a dvbpsi_nit_t structure.
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dvbpsi_descriptor_t * | dvbpsi_NITAddDescriptor (dvbpsi_nit_t *p_nit, uint8_t i_tag, uint8_t i_length, uint8_t *p_data) |
| Add a descriptor in the NIT.
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dvbpsi_nit_ts_t * | dvbpsi_NITAddTS (dvbpsi_nit_t *p_nit, uint16_t i_ts_id, uint16_t i_orig_network_id) |
dvbpsi_descriptor_t * | dvbpsi_NITTSAddDescriptor (dvbpsi_nit_ts_t *p_ts, uint8_t i_tag, uint8_t i_length, uint8_t *p_data) |
| Add a descriptor in the NIT TS.
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dvbpsi_psi_section_t * | dvbpsi_GenNITSections (dvbpsi_nit_t *p_nit, uint8_t i_table_id) |
| NIT generator.
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Detailed Description
Application interface for the NIT decoder and the NIT generator.
>
- Author:
- Johann Hanne Application interface for the NIT decoder and the NIT generator. New decoded NIT tables are sent by callback to the application.
Define Documentation
#define dvbpsi_DeleteNIT |
( |
p_nit |
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) |
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Value:
Clean and free a dvbpsi_nit_t structure.
- Parameters:
-
| p_nit | pointer to the NIT structure |
- Returns:
- nothing.
#define dvbpsi_NewNIT |
( |
p_nit, |
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i_network_id, |
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i_version, |
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b_current_next |
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) |
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Value:
Allocate and initialize a new dvbpsi_nit_t structure.
- Parameters:
-
| p_nit | pointer to the NIT structure |
| i_network_id | network id |
| i_version | NIT version |
| b_current_next | current next indicator |
| i_pcr_pid | PCR_PID |
- Returns:
- nothing.
Function Documentation
void dvbpsi_DetachNIT |
( |
dvbpsi_demux_t * |
p_demux, |
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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 NIT decoder.
- Parameters:
-
| p_demux | Subtable demultiplexor to which the decoder is attached. |
| i_table_id | Table ID, 0x4E, 0x4F, or 0x50-0x6F. |
| i_extension | Table ID extension, here service ID. |
- Returns:
- nothing.
Clean a dvbpsi_nit_t structure.
- Parameters:
-
| p_nit | pointer to the NIT structure |
- Returns:
- nothing.
NIT generator.
- Parameters:
-
| p_nit | NIT structure |
| i_table_id | table id, 0x40 = actual network / 0x41 = other network |
- Returns:
- a pointer to the list of generated PSI sections.
Generate NIT sections based on the dvbpsi_nit_t structure.
void dvbpsi_InitNIT |
( |
dvbpsi_nit_t * |
p_nit, |
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uint16_t |
i_network_id, |
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uint8_t |
i_version, |
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int |
b_current_next | |
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) |
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Initialize a user-allocated dvbpsi_nit_t structure.
- Parameters:
-
| p_nit | pointer to the NIT structure |
| i_network_id | network id |
| i_version | NIT version |
| b_current_next | current next indicator |
- Returns:
- nothing.
Add a descriptor in the NIT.
- Parameters:
-
| p_nit | pointer to the NIT structure |
| i_tag | descriptor's tag |
| i_length | descriptor's length |
| p_data | descriptor's data |
- Returns:
- a pointer to the added descriptor.
Add a descriptor in the NIT TS.
- Parameters:
-
| p_ts | pointer to the TS structure |
| i_tag | descriptor's tag |
| i_length | descriptor's length |
| p_data | descriptor's data |
- Returns:
- a pointer to the added descriptor.