aftdll.h

MTK 手机软件开发 META 源代码,开发环境: C++ Builder

/*****************************************************************************
*  Copyright Statement:
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*****************************************************************************/
/*****************************************************************************
 *
 * Filename:
 * ---------
 *   aftdll.h
 *
 * Project:
 * --------
 *   Maui META APP
 *
 * Description:
 * ------------
 *  aftdll.dll header
 *
 * Author:
 * -------
 *  John Chang (mtk00730)
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
 * $Revision$
 * $Modtime$
 * $Log$
 * 
 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/
#ifndef AFTDLL_DLL_H
#define AFTDLL_DLL_H

#ifdef __cplusplus
#define EXPORT_FUNC extern "C" __declspec (dllexport)
#else 
#define EXPORT_FUNC __declspec (dllexport)
#endif


/**
return value:
  0: success
  1: fail
**/

typedef enum
{
	AFT_SUCCESS = 0,				// Success.
	AFT_FAILED,						// General error.
	AFT_FLS_INVALID_PARAM,			// length of freq, mag, or weight is zero
	AFT_FLS_FREQ_OUT_OF_BOUND,		// frequencies not in [0, 1]
	AFT_FLS_NO_FREQ_ODD,			// # of frequencies not even
	AFT_FLS_NO_FREQ_MAG_MISMATCH,	// # of freq != # of mag 
	AFT_FLS_NO_FREQ_WEIGHT_MISMATCH,// # of freq != 2 * (# of weight)
	AFT_FLS_FREQ_NOT_NONDESCREASING,// frequencies not nondescreasing
	AFT_FLS_EQUATION_INVALID_PARAM, // Parameters to Gaussin Elimination are invalid.
	AFT_FLS_EQUATION_NOT_SOLVABLE,  // Equation is not solvable (singular or ..)

	AFT_FZ_INVALID_PARAM			// length of newFir or freq is zero, or
									// Fs is zero

} AFT_RESULT;

EXPORT_FUNC const char*  
AFT_getErrorString(AFT_RESULT code);


EXPORT_FUNC AFT_RESULT  
AFT_firls(
	int *pnLenNewFir,
	double **pdaNewFir,
	const int nOrd,
	const double *daFreq,
	const int nLenFreq,
	const double *daMag,
	const int nLenMag,
	const double *daWeight,
	const int nLenWeight);

EXPORT_FUNC AFT_RESULT  
AFT_freqz(
	int *pnResp,
	double **pdaRespReal,
	double **pdaRespImag,
	const double *daNewFir,
	const int nLenNewFir,
	const double *daFreq,
	const int nLenFreq,
	const int nFs
	);


EXPORT_FUNC void AFT_close();



#endif