参数资料
型号: AC300030
厂商: Microchip Technology
文件页数: 43/64页
文件大小: 0K
描述: KIT ACOUSTIC ACCESSORY
标准包装: 1
附件类型: 配件套件
适用于相关产品: 杂讯抑制/回声消除库
Application Programming Interface (API)
EC_applyNLP
Description
Applies NLP portion of the acoustic echo cancellation to the current frame of data.
Include
ec_api.h
Prototype
void EC_applyNLP(int* ptrStateX, int* nearEndIn, int enable);
Arguments
ptrStateX
nearEndIn
enable
a pointer to the state memory for this instance of AEC
a pointer to the input/output buffer of size EC_FRAME
a flag to indicate if NLP is required for this buffer
( EC_TRUE or EC_FALSE )
Return Value
None.
Remarks
None.
Code Example
int ecStateMemX [EC_XSTATE_MEM_SIZE_INT] _XBSS(2);
int ecScratchY [EC_YSCRATCH_MEM_SIZE_INT] _YBSS(2);
int ecScratchX [EC_XSCRATCH_MEM_SIZE_INT] _XBSS(2);
.
.
.
EC_init(ecStateMemX, ecScratchX, EC_ORDER);
.
.
.
EC_apply(ecStateMemX, ecScratchY, nearEndIn, farEndIn, EC_TRUE);
EC_applyNLP(ecStateMemX, nearEndIn, EC_TRUE);
? 2004-2011 Microchip Technology Inc.
DS70134F-page 43
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