/*
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* Copyright (C) 2021, Fuzhou Rockchip Electronics Co., Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Fuzhou Rockchip Electronics Co., Ltd. nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SKV_LIB_DEFINE_
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#define _SKV_LIB_DEFINE_
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#define INFO_RIGHT 1 // Succeed initialize SKV preprocessor
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#define INFO_PARAM_ERROR 2 // Cann't support the parameter of audio that you input
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#define INFO_EXCEEDDATE_ERROR 3 // Exceed the limited date
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#define INFO_UNKNOW_ERROR 4 // Unknown error
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#define FRAME_SIZE 256
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#define FRAME_SIZE_PBNLMS 256
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#define NUM_PBNLMS_FILTER 4
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typedef enum _SkvAECEnable{
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AEC_EN_DELAY = 1 << 0,
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AEC_EN_CHN_MAP = 1 << 1,
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} SkvAecEnable;
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typedef enum _SkvBFEnable {
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BF_EN_FAST_AEC = 1 << 0,
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BF_EN_WAKEUP = 1 << 1,
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BF_EN_DEREV = 1 << 2,
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BF_EN_NLP = 1 << 3,
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BF_EN_AES = 1 << 4,
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BF_EN_AGC = 1 << 5,
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BF_EN_ANR = 1 << 6,
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BF_EN_GSC = 1 << 7,
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BF_GSC_METHOD = 1 << 8,
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BF_EN_FIX = 1 << 9,
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BF_EN_STDT = 1 << 10,
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BF_EN_CNG = 1 << 11,
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BF_EN_EQ = 1 << 12,
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} SkvBFEnable;
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typedef enum _SkvRxEnable{
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RX_EN_ANR = 1 << 0,
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} SkvRxEnable;
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typedef struct _SkvAecParam {
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int pos;
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int drop_ref_channel;
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int aec_mode;
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int delay_len;
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int look_ahead;
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short *mic_chns_map;
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} SkvAecParam;
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typedef struct _SkvAnrParam {
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float noiseFactor;
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int swU;
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float psiMin;
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float psiMax;
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float fGmin;
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} SkvAnrParam;
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typedef struct _SkvAgcParam {
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float attack_time;
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float release_time;
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float max_gain;
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float max_peak;
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float fRth0;
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float fRk0;
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float fRth1;
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int fs;
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int frmlen;
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float attenuate_time;
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float fRth2;
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float fRk1;
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float fRk2;
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float fLineGainDb;
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int swSmL0;
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int swSmL1;
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int swSmL2;
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} SkvAgcParam;
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typedef struct _SkvDereverbParam {
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int rlsLg;
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int curveLg;
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int delay;
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float forgetting;
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float t60;
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float coCoeff;
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} SkvDereverbParam;
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typedef struct _SkvNlpParam {
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short nlp16k[8][2];
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} SkvNlpParam;
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typedef struct _SkvCngParam{
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float fGain;
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float fMpy;
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float fSmoothAlpha;
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float fSpeechGain;
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} SkvCngParam;
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typedef struct _SkvDtdParam {
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float ksiThd_high;
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float ksiThd_low;
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} SkvDtdParam;
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typedef struct _SkvAesParam {
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float beta_up;
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float beta_down;
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} SkvAesParam;
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typedef struct _SkvEqParam {
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int shwParaLen;
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short pfCoeff[5][13];
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} SkvEqParam;
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typedef struct _SkvBeamFormParam {
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int model_en;
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int ref_pos;
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int targ;
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int num_ref_channel;
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int drop_ref_channel;
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SkvDereverbParam* dereverb;
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SkvAesParam* aes;
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SkvNlpParam* nlp;
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SkvAnrParam* anr;
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SkvAgcParam* agc;
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SkvCngParam* cng;
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SkvDtdParam* dtd;
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SkvEqParam* eq;
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} SkvBeamFormParam;
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typedef struct _SkvRxParam {
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/* Parameters of agc */
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int model_en;
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SkvAnrParam* anr;
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} SkvRxParam;
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extern void* rkaudio_preprocess_init(int sampling_rate, int bits_persample,
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int num_src_channel, int num_ref_channel, void *param);
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extern void rkaudio_preprocess_destory(void *handle);
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extern int rkaudio_preprocess_short(void *handle, short *in, short *out,
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int in_size, int *is_wakeup);
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extern void rkaudio_param_printf(int mic, int ref, void *param);
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#endif // _SKV_LIB_DEFINE_
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