1 /* 2 * Copyright (C) 2020, Fuzhou Rockchip Electronics Co., Ltd. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Fuzhou Rockchip Electronics Co., Ltd. nor the 14 * names of its contributors may be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef __RKAP_3A_H__ 31 #define __RKAP_3A_H__ 32 33 #include "RKAP_Common.h" 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 typedef struct RKAP_AEC_State_S 40 { 41 /* Basic info */ 42 int swSampleRate; /* 8k~48k */ 43 int swFrameLen; /* frame time only 16ms|20ms */ 44 const char *pathPara; 45 } RKAP_AEC_State; 46 47 typedef enum AecTransType 48 { 49 AEC_TX_TYPE = 0, 50 AEC_RX_TYPE 51 } RKAP_AEC_TRANS_ENUM; 52 53 extern RKAP_Handle RKAP_3A_Init(RKAP_AEC_State *st, RKAP_AEC_TRANS_ENUM transType); 54 extern void RKAP_3A_Destroy(RKAP_Handle handle); 55 extern int RKAP_3A_Process(RKAP_Handle handle, short *pfSigIn, 56 short *pfSigRef, short *pfSigOut); 57 extern void RKAP_3A_DumpVersion(void); 58 59 #ifdef __cplusplus 60 } 61 #endif 62 63 #endif /* __RKAP_3A_H__ */ 64