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echo.c File Reference

#include <inttypes.h>
#include <stdlib.h>
#include "floating_fudge.h"
#include <string.h>
#include <stdio.h>
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/logging.h"
#include "spandsp/saturated.h"
#include "spandsp/dc_restore.h"
#include "spandsp/bit_operations.h"
#include "spandsp/echo.h"

Defines

#define NULL   (void *) 0
#define NONUPDATE_DWELL_TIME   600
#define MIN_TX_POWER_FOR_ADAPTION   64*64
#define MIN_RX_POWER_FOR_ADAPTION   64*64

Functions

 SPAN_DECLARE (echo_can_state_t *)
 SPAN_DECLARE (int)
 Release a V.8 context.
 SPAN_DECLARE (void)
 Cleanup a T.30 context if the call terminates.

Variables

int sample_no = 0

Detailed Description


Function Documentation

SPAN_DECLARE void   ) 
 

Cleanup a T.30 context if the call terminates.

Parameters:
s The ADSI transmit context.

SPAN_DECLARE int   ) 
 

Release a V.8 context.

Parameters:
s The ADSI receive context.
amp The audio sample buffer.
len The number of samples in the buffer.
Returns:
The number of samples unprocessed.


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