pkadpcm.cpp File Reference

#include "pkpack.h"

Include dependency graph for pkadpcm.cpp:

Classes
struct	ADPCMState_t
Typedefs
typedef struct ADPCMState_t	ADPCMState_t
Functions
static BURGER_INLINE int	MsAdpcmDecode (Word deltaCode, ADPCMState_t *state)
Word BURGER_API	ADPCMDecodeBlock (ADPCMUnpackState_t *StatePtr)
Variables
static const long	gaiP4 [16+16+7+7]

---

Typedef Documentation

typedef struct ADPCMState_t ADPCMState_t

---

Function Documentation

Word BURGER_API ADPCMDecodeBlock

(

ADPCMUnpackState_t *

StatePtr

)

static BURGER_INLINE int MsAdpcmDecode	(	Word	deltaCode,
		ADPCMState_t *	state
	)		[static]

Compute next Adaptive Scale Factor (ASF)

Predict next sample

---

Variable Documentation

const long gaiP4[16+16+7+7] [static]

Initial value:

 {
    230, 230, 230, 230, 307, 409, 512, 614,
    768, 614, 512, 409, 307, 230, 230, 230,

    0,1,2,3,4,5,6,7,-8,-7,-6,-5,-4,-3,-2,-1,

    256, 512, 0, 192, 240, 460,  392,

    0, -256,  0,  64,   0,-208, -232}