28 #if !defined(_SPANDSP_V17TX_H_) 29 #define _SPANDSP_V17TX_H_ 88 #if defined(__cplusplus) 160 #if defined(__cplusplus) v17_tx_state_t * v17_tx_init(v17_tx_state_t *s, int bit_rate, bool tep, span_get_bit_func_t get_bit, void *user_data)
Initialise a V.17 modem transmit context.
Definition: v17tx.c:465
int v17_tx(v17_tx_state_t *s, int16_t amp[], int len)
Generate a block of V.17 modem audio samples.
Definition: v17tx.c:315
int bit_rate
The bit rate of the modem. Valid values are 4800, 7200 and 9600.
Definition: private/v17tx.h:41
void v17_tx_set_get_bit(v17_tx_state_t *s, span_get_bit_func_t get_bit, void *user_data)
Change the get_bit function associated with a V.17 modem transmit context.
Definition: v17tx.c:388
int(* span_get_bit_func_t)(void *user_data)
Definition: async.h:127
void v17_tx_power(v17_tx_state_t *s, float power)
Adjust a V.17 modem transmit context's output power.
Definition: v17tx.c:373
Definition: private/v17tx.h:38
bool short_train
True if the short training sequence is to be used.
Definition: private/v17tx.h:87
void(* span_modem_status_func_t)(void *user_data, int status)
Definition: async.h:131
span_get_bit_func_t get_bit
The callback function used to get the next bit to be transmitted.
Definition: private/v17tx.h:43
void v17_tx_set_modem_status_handler(v17_tx_state_t *s, span_modem_status_func_t handler, void *user_data)
Change the modem status report function associated with a V.17 modem transmit context.
Definition: v17tx.c:398
int v17_tx_free(v17_tx_state_t *s)
Free a V.17 modem transmit context.
Definition: v17tx.c:506
logging_state_t * v17_tx_get_logging_state(v17_tx_state_t *s)
Get the logging context associated with a V.17 modem transmit context.
Definition: v17tx.c:405
Definition: private/logging.h:33
int v17_tx_restart(v17_tx_state_t *s, int bit_rate, bool tep, bool short_train)
Reinitialise an existing V.17 modem transmit context.
Definition: v17tx.c:411
int v17_tx_release(v17_tx_state_t *s)
Release a V.17 modem transmit context.
Definition: v17tx.c:500