1/*
2 * Copyright (C) 2004-2010 NXP Software
3 * Copyright (C) 2010 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 *      http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18/*-------------------------------------------------------------------------*/
19#include "BIQUAD.h"
20#include "BP_1I_D16F16Css_TRC_WRA_01_Private.h"
21
22
23/*-------------------------------------------------------------------------*/
24/* FUNCTION:                                                               */
25/*   BP_1I_D16F16Css_TRC_WRA_01_Init                                       */
26/*                                                                         */
27/* DESCRIPTION:                                                            */
28/*   These functions initializes a BIQUAD filter defined as a cascade of   */
29/*   biquadratic Filter Sections.                                          */
30/*                                                                         */
31/* PARAMETERS:                                                             */
32/*   pInstance    - output, returns the pointer to the State Variable      */
33/*                   This state pointer must be passed to any subsequent   */
34/*                   call to "Biquad" functions.                           */
35/*   pTaps         - input, pointer to the taps memory                     */
36/*   pCoef         - input, pointer to the coefficient structure           */
37/*   N             - M coefficient factor of QM.N                          */
38/* RETURNS:                                                                */
39/*   void return code                                                      */
40/*-------------------------------------------------------------------------*/
41void BP_1I_D16F16Css_TRC_WRA_01_Init (   Biquad_Instance_t         *pInstance,
42                                         Biquad_1I_Order2_Taps_t   *pTaps,
43                                         BP_C16_Coefs_t            *pCoef)
44{
45  PFilter_State pBiquadState = (PFilter_State) pInstance;
46  pBiquadState->pDelays      =(LVM_INT32 *) pTaps;
47
48  pBiquadState->coefs[0]=pCoef->A0;
49  pBiquadState->coefs[1]=pCoef->B2;
50  pBiquadState->coefs[2]=pCoef->B1;
51  }
52/*-------------------------------------------------------------------------*/
53/* End Of File: BP_1I_D16F16Css_TRC_WRA_01_Init.c                              */
54
55