lvfulong
137 lines
2.5 KiB
C++
137 lines
2.5 KiB
C++
/**
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@file JCWaveInfo.h
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@brief
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@author James
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@version 1.0
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@date 2014_11_26
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*/
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#ifndef __JCWaveInfo_H__
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#define __JCWaveInfo_H__
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <string>
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namespace laya
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{
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typedef unsigned char U8;
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typedef unsigned short U16;
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typedef unsigned int U32;
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typedef unsigned long U64;
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#pragma pack(push,1)
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typedef struct _RIFF_HEADER
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{
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U8 szRiffID[4]; // 'R','I','F','F'
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U32 dwRiffSize;
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U8 szRiffFormat[4]; // 'W','A','V','E'
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}RIFF_HEADER;
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typedef struct _WAVE_FORMAT
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{
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U16 wFormatTag;
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U16 wChannels;
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U32 dwSamplesPerSec;
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U32 dwAvgBytesPerSec;
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U16 wBlockAlign;
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U16 wBitsPerSample;
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U16 pack; //附加信息
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}WAVE_FORMAT;
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typedef struct _FMT_BLOCK
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{
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U8 szFmtID[4]; // 'f','m','t',' '
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U32 dwFmtSize;
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WAVE_FORMAT wavFormat;
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}FMT_BLOCK;
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typedef struct _FACT_BLOCK
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{
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U8 szFactID[4]; // 'f','a','c','t'
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U32 dwFactSize;
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}FACT_BLOCK;
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typedef struct _JUNK_BLOCK
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{
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U8 szJUNK[4];
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U32 dwJunkSize;
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}JUNK_BLOCK;
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typedef struct _DATA_BLOCK
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{
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U8 szDataID[4]; // 'd','a','t','a'
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U32 dwDataSize;
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}DATA_BLOCK;
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#pragma pack(pop)
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/**
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* @brief
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*/
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class JCWaveInfo
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{
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public:
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/** @brief构造函数
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*/
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JCWaveInfo( void );
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/** @brief析构函数
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*/
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~JCWaveInfo( void );
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/** @brief 加载数据
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* @param[in] 文件名
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* @return true 代表读取成功 false代表失败
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*/
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bool LoadData( const char* p_sFileName );
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/** @brief 加载数据
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* @param[in] buffer数据
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* @param[in] 长度
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* @return true 代表读取成功 false代表失败
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*/
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bool LoadData( unsigned char* p_sBuffer,int p_nBufferSize );
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private:
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unsigned char getC( unsigned char* p_sBuffer );
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void read( void* pRet, int p_nSize, unsigned char* p_sBuffer );
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public:
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char m_vFackBlockBuffer[20]; //FackBlockBuffer
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RIFF_HEADER m_kRiff; //数据头
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FMT_BLOCK m_kFmtBlock; //fmt
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DATA_BLOCK m_kDataBlock; //数据
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U32 m_nRealDataSize; //数据长度
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U8* m_pData; //数据
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int m_nCurPos; //当前位置
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void* m_pExternalMark; //外部标记，现在目的是为了存储JSAudio的指针，为了能够回调JS，或者想存储你想存储的数据
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std::string m_sUrl; //url
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double m_nTouchTime; //时间戳
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//FACT_BLOCK m_kFact; //fact
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//JUNK_BLOCK m_kJunkBlock; //JunkBlock
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};
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}
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#endif //__JCWaveInfo_H__
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//-----------------------------END FILE--------------------------------
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