/*********************************************

*           SeamlessBufferManagement.h

*

*            Variable speed playback

*                  ver. 1.00

*

**********************************************/



#ifndef _SBM_



#include "config.h"

#ifndef VC_PROJ

#define ALIGN64X __attribute__ ((aligned(16)))

#else

#define ALIGN64X

#endif

#define SBM_FIXED_HIFI

#define SBM_FIXED_HIFI_2

#define SBM_KALI_CHANGE



#ifndef VC_PROJ

#include <xtensa/tie/xt_hifi2.h>

#endif



/*defines*/

#define PROTECTION_LIMIT 23/*((1<<4)+(1<<2)+1)*/

#define PITCHCNTMAX 13

#define ABS(x) (((x)>0) ? (x):-(x))

#define ONE_Q16     (1<<16)

#define ONE_Q32     ((INT64)1<<32)

//#define DISABLETRANSITION

//#define QTR         9

#define QTR         10

#define TRMAXLEVEL  (1<<(10))

//#define TRMAXLEVEL  (1<<(9))

#define TRDECR      1

#define QPITCH 10

#define PITCHDIFFALPHA ((int)(0.98f*(1<<QPITCH)))

#define COMBFILTER_MINPERIOD 15



//#define DIST_THR_1 (SPEEDPIV_BUFLEN/4)

//#define DIST_THR_2 (SPEEDPIV_BUFLEN*3/8)

#define DIST_THR_1 (SPEEDPIV_BUFLEN*1/8)

#define DIST_THR_2 (SPEEDPIV_BUFLEN*2/8)

#define PGAIN_THR (10000) // (10000)

#define PITCH_DV_THR 100

#define QALPHAPITCH 10

#define ALPHAPITCHSTATE ((int)(0.9f*(1<<QALPHAPITCH)))



#ifdef KHW_RMS_COMPENSATE



#define SUBFRAMES_NUM 4

#define QGAINRMSCMPNS 14

#define QGAINRMSCMPNS_LONG 28

#define SBM_MAX_OUTPUT_NUM 888







#define MAX_GAIN_DIFF 800



#define MAXGAIN 19661 // ((int)(1.2f*(1<<QGAINRMSCMPNS)))

#define MINGAIN 13107 // ((int)(0.8f*(1<<QGAINRMSCMPNS)))

//#define MINGAIN 12288 // ((int)(0.75f*(1<<QGAINRMSCMPNS)))

#endif



//#define WIN1280

//#define WIN2048

//#define WIN864

//#define WIN510

//#define WIN512

//#define WIN1024

#define WIN864



#if defined WIN864

//#define SPEEDPIV_WINLEN_LOG (11)

#define SPEEDPIV_WINLEN (864)

#endif

#if defined WIN1280

//#define SPEEDPIV_WINLEN_LOG (11)

#define SPEEDPIV_WINLEN (1280)

#endif



#if defined WIN1536

//#define SPEEDPIV_WINLEN_LOG (11)

#define SPEEDPIV_WINLEN (1536)

#endif

#if defined WIN2048

#define SPEEDPIV_WINLEN_LOG (11)

#define SPEEDPIV_WINLEN (1<<SPEEDPIV_WINLEN_LOG)

#endif

#if defined WIN4096

#define SPEEDPIV_WINLEN_LOG (12)

#define SPEEDPIV_WINLEN (1<<SPEEDPIV_WINLEN_LOG)

#endif

#if defined WIN1024

#define SPEEDPIV_WINLEN_LOG (10)

#define SPEEDPIV_WINLEN (1<<SPEEDPIV_WINLEN_LOG)

#endif





#if defined WIN864

#define SPEEDPIV_WINLEN (864)

#endif



#if defined WIN512

#define SPEEDPIV_WINLEN (512)

#endif



#if defined WIN510

#define SPEEDPIV_WINLEN (510)

#endif



#if defined WIN432

#define SPEEDPIV_WINLEN (432)

#endif



#define SPEEDPIV_BUFLEN (SPEEDPIV_WINLEN)



/*typdefs and enum*/



enum {

	NO_TRANSITION = 0,

	NORMAL_TO_EFFECT,

	EFFECT_TO_NORMAL

};





typedef enum {

	SPEED_PROC_STATE_NORMAL,

	SPEED_PROC_STATE_WAIT_FOR_PITCH,

	SPEED_PROC_STATE_PROC_PITCH,

	SPEED_PROC_STATE_WAIT_FOR_CROSSFADE,

	SPEED_PROC_STATE_PROC_CROSSFADE

} Speed_Proc_State_T;



// int Pitch0, Pitchm1;

typedef struct {

	int Pitch;

	int Gain;

} FramePitchGain_T;

extern void SBM_SetPar(int speed);

extern void SBM_SetPitch(int p0, int g0, int pm1, int gm1);





extern int SBM_Exe(short *out, int n, int *DRC_tmp_buf[]);

extern int SBM_Exe_Frame(int *out1,int *out2, int n);

extern void SBM_Init(void);









#ifdef KHW_RMS_COMPENSATE

int SoundBooster_DRC_classic_rms_mono32(const int* in, int n);

#endif 



#ifdef KHW_HIFI_VECTOR_COPY

#define memcopy32(a,b,n) (__vec_memcpy(a,b,(n<<2)))

#endif



#endif // _SBM_