w_s_api.h

来自「ESS3890+SL原代码（1*16内存）」· C头文件 代码 · 共 82 行

/* Copyright 1997, ESS Technology, Inc.                                 */
/* SCCSID @(#)w_s_api.h	1.1 01/23/02 */

/* Based on DVD code version  	1.6 08/16/01 */

#ifndef _WMADECRAW_API_H_
#define _WMADECRAW_API_H_

#if 0
#ifndef _WMARESULT_DEFINED
#define _WMARESULT_DEFINED

typedef int WMARESULT;

/*  SUCCESS codes */
static const WMARESULT WMA_OK               = 0x00000000;
static const WMARESULT WMA_S_FALSE          = 0x00000001;
static const WMARESULT WMA_S_BUFUNDERFLOW   = 0x00000002;
static const WMARESULT WMA_S_NEWPACKET      = 0x00000003;
static const WMARESULT WMA_S_NO_MORE_FRAME  = 0x00000004;
static const WMARESULT WMA_S_NO_MORE_SRCDATA= 0x00000005;

/*  ERROR codes */
static const WMARESULT WMA_E_FAIL           = 0x80004005;
static const WMARESULT WMA_E_OUTOFMEMORY    = 0x8007000E;
static const WMARESULT WMA_E_INVALIDARG     = 0x80070057;
static const WMARESULT WMA_E_NOTSUPPORTED   = 0x80040000;
static const WMARESULT WMA_E_LOSTPACKET     = 0x80040001;
static const WMARESULT WMA_E_BROKEN_FRAME   = 0x80040002;
static const WMARESULT WMA_E_BUFFEROVERFLOW = 0x80040003;
static const WMARESULT WMA_E_ONHOLD         = 0x80040004; 

#define WMARAW_SUCCEEDED(Status) ((WMARESULT)(Status) >= 0)
#define WMARAW_FAILED(Status) ((WMARESULT)(Status)<0)

#endif /*  _WMARESULT_DEFINED */
#endif

/*  define basic types */
typedef unsigned int U32_WMARawDec;
typedef int I32_WMARawDec;
typedef unsigned short U16_WMARawDec;
typedef short I16_WMARawDec;
typedef unsigned char U8_WMARawDec;


typedef void* WMARawDecHandle;



WMARESULT WMARawDecInit (
    U16_WMARawDec iVersionNumber,
    U16_WMARawDec cSamplesPerBlock, 
    U16_WMARawDec cSamplesPerSecond, 
    U16_WMARawDec cChannel, 
    U16_WMARawDec cBytePerSec, 
    U16_WMARawDec cPacketLength,
    U16_WMARawDec cEncodeOpt,
    U16_WMARawDec cPlayerOpt
);

/*  ************************************************************************** */
/*  Player Options */
/*  ************************************************************************** */
#define PLAYOPT_DOWNSAMPLE32TO22 0x0001
#define PLAYOPT_HALFTRANSFORM    0x0002
#define PLAYOPT_UPSAMPLE         0x0004
#define PLAYOPT_PAD2XTRANSFORM   0x0008

extern WMARESULT WMARawDecCBGetData(tWMAFileStateInternal *pInt, int *pcbBuffer);
#if 0 /* GMGM */
    
WMARESULT WMARawDecClose (WMARawDecHandle* phWMARawDec);
WMARESULT WMARawDecReset (WMARawDecHandle hWMARawDec);
WMARESULT WMARawDecStatus (WMARawDecHandle hWMARawDec);
WMARESULT WMARawDecDecodeData (WMARawDecHandle hWMARawDec);
WMARESULT WMARawDecGetPCM (WMARawDecHandle hWMARawDec, U16_WMARawDec* pcSampleReady, U8_WMARawDec* pbDst, U32_WMARawDec cbDstBufferLength);


#endif
#endif /*  _WMADECRAW_API_H_ */