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 #ifndef _FO_2I_D16F32CSS_LSHX_TRC_WRA_01_PRIVATE_H_ 19 #define _FO_2I_D16F32CSS_LSHX_TRC_WRA_01_PRIVATE_H_ 20 21 /* The internal state variables are implemented in a (for the user) hidden structure */ 22 /* In this (private) file, the internal structure is declared fro private use. */ 23 #ifdef BUILD_FLOAT 24 typedef struct _Filter_State_ 25 { 26 LVM_FLOAT *pDelays; /* pointer to the delayed samples (data of 32 bits) */ 27 LVM_FLOAT coefs[3]; /* pointer to the filter coefficients */ 28 }Filter_Float_State; 29 30 typedef Filter_Float_State * PFilter_Float_State ; 31 #else 32 typedef struct _Filter_State_ 33 { 34 LVM_INT32 *pDelays; /* pointer to the delayed samples (data of 32 bits) */ 35 LVM_INT16 coefs[3]; /* pointer to the filter coefficients */ 36 LVM_INT16 Shift; /* Shift value*/ 37 }Filter_State; 38 39 typedef Filter_State * PFilter_State ; 40 #endif 41 #endif /* _FO_2I_D16F32CSS_LSHX_TRC_WRA_01_PRIVATE_H_ */ 42
