mirror of
https://github.com/AppleWin/AppleWin.git
synced 2024-11-14 03:09:01 +00:00
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
#pragma once
|
|
|
|
#define SAFE_RELEASE(p) { if(p) { (p)->Release(); (p)=NULL; } }
|
|
|
|
// Define max 1 of these:
|
|
//#define RIFF_SPKR
|
|
//#define RIFF_MB
|
|
|
|
typedef struct
|
|
{
|
|
LPDIRECTSOUNDBUFFER lpDSBvoice;
|
|
LPDIRECTSOUNDNOTIFY lpDSNotify;
|
|
bool bActive; // Playback is active
|
|
bool bMute;
|
|
LONG nVolume; // Current volume (as used by DirectSound)
|
|
LONG nFadeVolume; // Current fade volume (as used by DirectSound)
|
|
DWORD dwUserVolume; // Volume from slider on Property Sheet (0=Max)
|
|
bool bIsSpeaker;
|
|
bool bRecentlyActive; // (Speaker only) false after 0.2s of speaker inactivity
|
|
} VOICE, *PVOICE;
|
|
|
|
|
|
bool DSGetLock(LPDIRECTSOUNDBUFFER pVoice, DWORD dwOffset, DWORD dwBytes,
|
|
SHORT** ppDSLockedBuffer0, DWORD* pdwDSLockedBufferSize0,
|
|
SHORT** ppDSLockedBuffer1, DWORD* pdwDSLockedBufferSize1);
|
|
|
|
HRESULT DSGetSoundBuffer(VOICE* pVoice, DWORD dwFlags, DWORD dwBufferSize, DWORD nSampleRate, int nChannels);
|
|
void DSReleaseSoundBuffer(VOICE* pVoice);
|
|
|
|
bool DSZeroVoiceBuffer(PVOICE Voice, char* pszDevName, DWORD dwBufferSize);
|
|
bool DSZeroVoiceWritableBuffer(PVOICE Voice, char* pszDevName, DWORD dwBufferSize);
|
|
|
|
enum eFADE {FADE_NONE, FADE_IN, FADE_OUT};
|
|
void SoundCore_SetFade(eFADE FadeType);
|
|
bool SoundCore_GetTimerState();
|
|
|
|
bool DSInit();
|
|
void DSUninit();
|
|
|
|
LONG NewVolume(DWORD dwVolume, DWORD dwVolumeMax);
|
|
|
|
void SysClk_WaitTimer();
|
|
bool SysClk_InitTimer();
|
|
void SysClk_UninitTimer();
|
|
void SysClk_StartTimerUsec(DWORD dwUsecPeriod);
|
|
void SysClk_StopTimer();
|
|
|
|
//
|
|
|
|
extern bool g_bDSAvailable;
|