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C/C++

Amaudio.h：源码内容

							//------------------------------------------------------------------------------
// File: AMAudio.h
//
// Desc: Audio related definitions and interfaces for ActiveMovie.
//
// Copyright (c) 1992 - 2000, Microsoft Corporation.  All rights reserved.
//------------------------------------------------------------------------------
#ifndef __AMAUDIO__
#define __AMAUDIO__
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
#include <mmsystem.h>
#include <dsound.h>
// This is the interface the audio renderer supports to give the application
// access to the direct sound object and buffers it is using, to allow the
// application to use things like the 3D features of Direct Sound for the
// soundtrack of a movie being played with Active Movie
// be nice to our friends in C
#undef INTERFACE
#define INTERFACE IAMDirectSound
DECLARE_INTERFACE_(IAMDirectSound,IUnknown)
{
    /* IUnknown methods */
    STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID *ppvObj) PURE;
    STDMETHOD_(ULONG,AddRef)(THIS) PURE;
    STDMETHOD_(ULONG,Release)(THIS) PURE;
    /* IAMDirectSound methods */
    STDMETHOD(GetDirectSoundInterface)(THIS_ LPDIRECTSOUND *lplpds) PURE;
    STDMETHOD(GetPrimaryBufferInterface)(THIS_ LPDIRECTSOUNDBUFFER *lplpdsb) PURE;
    STDMETHOD(GetSecondaryBufferInterface)(THIS_ LPDIRECTSOUNDBUFFER *lplpdsb) PURE;
    STDMETHOD(ReleaseDirectSoundInterface)(THIS_ LPDIRECTSOUND lpds) PURE;
    STDMETHOD(ReleasePrimaryBufferInterface)(THIS_ LPDIRECTSOUNDBUFFER lpdsb) PURE;
    STDMETHOD(ReleaseSecondaryBufferInterface)(THIS_ LPDIRECTSOUNDBUFFER lpdsb) PURE;
    STDMETHOD(SetFocusWindow)(THIS_ HWND, BOOL) PURE ;
    STDMETHOD(GetFocusWindow)(THIS_ HWND *, BOOL*) PURE ;
};
#ifdef __cplusplus
}
#endif // __cplusplus
#endif // __AMAUDIO__

						