37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
#pragma once
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//
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// For audio use only none or SDL_SOUND subsystem
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#define SOUND_NONE 0
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//#define SOUND_DIRECT 1
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//#define SOUND_SMART 2
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#define SOUND_WAVE 1
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extern DWORD soundtype;
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extern double g_fClksPerSpkrSample;
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// needed for DSPlaySnd callback function
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extern short * pDSSpkrBuf; // speaker data buffer (in size of g_dwDSSpkrBufferSize samples?
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extern DWORD g_dwDSSpkrBufferSize; // size of Speakers audio buffer
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extern UINT nDSSpkrWCur; // write cursor
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extern UINT nDSSpkrRCur; // read cursor
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void SpkrDestroy ();
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void SpkrInitialize ();
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void SpkrReinitialize ();
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void SpkrReset();
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//BOOL SpkrSetEmulationType (/*HWND,*/DWORD); -2012aD
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void SpkrUpdate (DWORD);
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//void SpkrUpdate_Timer();
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DWORD SpkrGetVolume();
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void SpkrSetVolume(DWORD dwVolume, DWORD dwVolumeMax);
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void Spkr_Mute();
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void Spkr_Demute();
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bool Spkr_IsActive();
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bool Spkr_DSInit();
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void Spkr_DSUninit();
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DWORD SpkrGetSnapshot(SS_IO_Speaker* pSS);
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DWORD SpkrSetSnapshot(SS_IO_Speaker* pSS);
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BYTE SpkrToggle (WORD pc, WORD addr, BYTE bWrite, BYTE d, ULONG nCyclesLeft);
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