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54 lines
1.8 KiB
54 lines
1.8 KiB
/*****************************************************************************
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playwav.h
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****************************************************************************/
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extern BOOL NEAR PASCAL soundPlay(HANDLE hSound, UINT wFlags);
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extern VOID NEAR PASCAL soundFree(HANDLE hSound);
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extern HANDLE NEAR PASCAL soundLoadFile(LPCWSTR szFileName);
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extern HANDLE NEAR PASCAL soundLoadMemory(LPBYTE lpMem);
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/*****************************************************************************
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STUFF TO SUPPORT MS-WAVE FORMAT FILES
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****************************************************************************/
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typedef struct _FileHeader {
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DWORD dwRiff;
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DWORD dwSize;
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DWORD dwWave;
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} FileHeader;
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typedef FileHeader FAR *FPFileHeader;
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typedef struct _ChunkHeader {
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DWORD dwCKID;
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DWORD dwSize;
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} ChunkHeader;
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typedef ChunkHeader UNALIGNED *FPChunkHeader;
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/* Chunk Types */
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//#define RIFF_FILE FOURCC('R','I','F','F')
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//#define RIFF_WAVE FOURCC('W','A','V','E')
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//#define RIFF_FORMAT FOURCC('f','m','t',' ')
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//#define RIFF_CHANNEL FOURCC('d','a','t','a')
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#define RIFF_FILE FOURCC_RIFF // in Winmm.H
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#define RIFF_WAVE FOURCC_WAVE // in WinmmI.h
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#define RIFF_FORMAT FOURCC_FMT // in WinmmI.h
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#define RIFF_CHANNEL FOURCC_DATA // in WinmmI.h
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/* When memory for a PlaySound file is allocated we insert a WAVEHDR, then
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* the size, date and time as well as the filename of the wave file.
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* Then if the user changes the file underneath us, but keeping the same
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* name, we have a chance to detect the difference and not to play the
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* cached sound file. Note: the filetime stored is the lastwritten time.
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*/
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typedef struct _SoundFile {
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WAVEHDR wh;
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ULONG Size;
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FILETIME ft;
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WCHAR Filename[]; // allows field to be addressed
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} SOUNDFILE;
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typedef SOUNDFILE * PSOUNDFILE;
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