148 lines
4.2 KiB
C++
148 lines
4.2 KiB
C++
// Waves.h: interface for the CWaves class.
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//
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//////////////////////////////////////////////////////////////////////
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#ifndef _CWAVES_H_
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#define _CWAVES_H_
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#ifdef __WIN32__
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#include <windows.h>
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#include <stdio.h>
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#elif __ANDROID__
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#include "core/android/precompiled.h"
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typedef unsigned short WORD;
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typedef unsigned long DWORD;
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typedef struct _GUID {
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unsigned long Data1;
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unsigned short Data2;
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unsigned short Data3;
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unsigned char Data4[ 8 ];
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} GUID;
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#elif __OSX__
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typedef unsigned short WORD;
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typedef unsigned long DWORD;
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typedef struct _GUID {
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unsigned long Data1;
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unsigned short Data2;
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unsigned short Data3;
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unsigned char Data4[ 8 ];
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} GUID;
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#endif
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#include "core/types.h"
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#include "io/memorystream.h"
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#define MAX_NUM_WAVEID 1024
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enum WAVEFILETYPE
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{
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WF_EX = 1,
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WF_EXT = 2
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};
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enum WAVERESULT
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{
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WR_OK = 0,
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WR_INVALIDFILENAME = - 1,
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WR_BADWAVEFILE = - 2,
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WR_INVALIDPARAM = - 3,
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WR_INVALIDWAVEID = - 4,
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WR_NOTSUPPORTEDYET = - 5,
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WR_WAVEMUSTBEMONO = - 6,
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WR_WAVEMUSTBEWAVEFORMATPCM = - 7,
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WR_WAVESMUSTHAVESAMEBITRESOLUTION = - 8,
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WR_WAVESMUSTHAVESAMEFREQUENCY = - 9,
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WR_WAVESMUSTHAVESAMEBITRATE = -10,
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WR_WAVESMUSTHAVESAMEBLOCKALIGNMENT = -11,
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WR_OFFSETOUTOFDATARANGE = -12,
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WR_FILEERROR = -13,
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WR_OUTOFMEMORY = -14,
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WR_INVALIDSPEAKERPOS = -15,
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WR_INVALIDWAVEFILETYPE = -16,
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WR_NOTWAVEFORMATEXTENSIBLEFORMAT = -17
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};
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#ifndef _WAVEFORMATEX_
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#define _WAVEFORMATEX_
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typedef struct tWAVEFORMATEX
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{
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WORD wFormatTag;
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WORD nChannels;
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DWORD nSamplesPerSec;
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DWORD nAvgBytesPerSec;
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WORD nBlockAlign;
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WORD wBitsPerSample;
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WORD cbSize;
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} WAVEFORMATEX;
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#endif /* _WAVEFORMATEX_ */
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#ifndef _WAVEFORMATEXTENSIBLE_
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#define _WAVEFORMATEXTENSIBLE_
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typedef struct {
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WAVEFORMATEX Format;
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union {
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WORD wValidBitsPerSample; /* bits of precision */
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WORD wSamplesPerBlock; /* valid if wBitsPerSample==0 */
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WORD wReserved; /* If neither applies, set to zero. */
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} Samples;
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DWORD dwChannelMask; /* which channels are */
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/* present in stream */
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GUID SubFormat;
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} WAVEFORMATEXTENSIBLE, *PWAVEFORMATEXTENSIBLE;
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#endif // !_WAVEFORMATEXTENSIBLE_
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typedef struct
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{
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WAVEFILETYPE wfType;
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WAVEFORMATEXTENSIBLE wfEXT; // For non-WAVEFORMATEXTENSIBLE wavefiles, the header is stored in the Format member of wfEXT
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char *pData;
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unsigned long ulDataSize;
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FILE *pFile;
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unsigned long ulDataOffset;
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} WAVEFILEINFO, *LPWAVEFILEINFO;
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typedef int (__cdecl *PFNALGETENUMVALUE)( const char *szEnumName );
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typedef int WAVEID;
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class CWaves
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{
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public:
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CWaves();
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virtual ~CWaves();
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WAVERESULT LoadWaveFile(const char* nameOrData, SizeT dataSize, WAVEID *WaveID, bool bOpenMemory);
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WAVERESULT GetWaveData(WAVEID WaveID, void **ppAudioData);
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WAVERESULT GetWaveSize(WAVEID WaveID, unsigned long *pulDataSize);
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WAVERESULT GetWaveFrequency(WAVEID WaveID, unsigned long *pulFrequency);
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WAVERESULT GetWaveALBufferFormat(WAVEID WaveID, PFNALGETENUMVALUE pfnGetEnumValue, unsigned long *pulFormat);
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WAVERESULT DeleteWaveFile(WAVEID WaveID);
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bool IsWaveID(WAVEID WaveID);
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#ifdef __WIN32__
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// WAVERESULT OpenWaveFile(const char* nameOrData, SizeT dataSize, WAVEID *WaveID, bool bOpenMemory);
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// WAVERESULT ReadWaveData(WAVEID WaveID, void *pData, unsigned long ulDataSize, unsigned long *pulBytesWritten);
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// WAVERESULT SetWaveDataOffset(WAVEID WaveID, unsigned long ulOffset);
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// WAVERESULT GetWaveDataOffset(WAVEID WaveID, unsigned long *pulOffset);
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// WAVERESULT GetWaveType(WAVEID WaveID, WAVEFILETYPE *pwfType);
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// WAVERESULT GetWaveFormatExHeader(WAVEID WaveID, WAVEFORMATEX *pWFEX);
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// WAVERESULT GetWaveFormatExtensibleHeader(WAVEID WaveID, WAVEFORMATEXTENSIBLE *pWFEXT);
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//
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// char *GetErrorString(WAVERESULT wr, char *szErrorString, unsigned long nSizeOfErrorString);
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//
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#endif
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private:
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WAVERESULT ParseFile(GPtr<IO::MemoryStream>& data, LPWAVEFILEINFO pWaveInfo);
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WAVERESULT ParseFile(const char *szFilename, LPWAVEFILEINFO pWaveInfo);
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#ifdef __WIN32__
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//
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// WAVEID InsertWaveID(LPWAVEFILEINFO pWaveFileInfo);
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#endif
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LPWAVEFILEINFO m_WaveIDs[MAX_NUM_WAVEID];
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};
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#endif // _CWAVES_H_
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