#ifndef __SVTX_ANC__

#define __SVTX_ANC__

#include "SamsungSolomonVoiceW_Int.h"



#define ANC_FBIN_SIZE 64

#define ANC_REF_FBIN_SIZE ANC_FBIN_SIZE





#if ANC_FBIN_SIZE == 64

#define ANC_FBIN_SIZE_LOG2 6

#define ANC_COMP_FBIN_SIZE 128

#elif ANC_FBIN_SIZE == 128

#define ANC_FBIN_SIZE_LOG2 7

#define ANC_COMP_FBIN_SIZE 256

#endif



#if ANC_REF_FBIN_SIZE == 64

#define ANC_REF_FBAND_SIZE 18

#elif ANC_REF_FBIN_SIZE == 96

#define ANC_REF_FBAND_SIZE 23

#elif ANC_REF_FBIN_SIZE == 128

#define ANC_REF_FBAND_SIZE 28

#endif



#define SV_ANC_DIFF_SUM_WINLEN 20

#define lower_bound(a, b) ((a)<(b)?(b):(a))

#define upper_bound(a, b) ((a)>(b)?(b):(a))

#define bound(a, l, h) upper_bound(lower_bound((a), (l)), (h))





typedef enum { SIL, Rx_ON, NOISE, NONDET, SPEECH } ANC_VAD;

typedef struct ICANC_struct{



	// Unbaised MMSE

	short H1[ANC_FBIN_SIZE] ALIGN64SFX;

	short H1avg[ANC_FBIN_SIZE] ALIGN64SFX;

	int Npsd[ANC_FBIN_SIZE] ALIGN64SFX;

	int Npsdspp[ANC_FBIN_SIZE] ALIGN64SFX;

	int postSNR[ANC_FBIN_SIZE] ALIGN64SFX; // Q15

	

	int XX_inner[ANC_FBIN_SIZE] ALIGN64SFX; 

	int XX_main[ANC_FBIN_SIZE] ALIGN64SFX;

	short X_main_buf[ANC_COMP_FBIN_SIZE] ALIGN64SFX;

	short Xout_inner[ANC_COMP_FBIN_SIZE] ALIGN64SFX;

	short G_inner[ANC_FBIN_SIZE] ALIGN64SFX;

	short G_bfout[ANC_FBIN_SIZE] ALIGN64SFX;



	int w_inner[ANC_COMP_FBIN_SIZE] ALIGN64SFX;

	short Rx_VAD;

	ANC_VAD VAD;

	int vad_hg_cnt;

	int BMNpsd;



	int XXenh_band[DVTX_M_NUM_CHAN_WB] ALIGN64SFX;



	short CepsbasedVAD_cnt;

	short EbasedVAD;

	short EbasedVAD_cnt;

	short SNRbasedVAD;

	short SNRbasedVAD_cnt;



	int Diffsum[SV_ANC_DIFF_SUM_WINLEN];

	short Diffsum_ptr;

	short NoiseLevel;

	short NoiseLevel_cnt;

} InterChnanelANCStatus;

#endif