Applications use the methods of the IDirectSoundBuffer interface to create DirectSoundBuffer objects and set up the environment.
The interface is obtained by using the IDirectSound::CreateSoundBuffer method.
The IDirectSoundBuffer methods can be organized into the following groups:
Information | GetCaps |
GetFormat | |
GetStatus | |
SetFormat | |
Memory management | Initialize |
Restore | |
Play management | GetCurrentPosition |
Lock | |
Play | |
SetCurrentPosition | |
Stop | |
Unlock | |
Sound management | GetFrequency |
GetPan | |
GetVolume | |
SetFrequency | |
SetPan | |
SetVolume | |
All COM interfaces inherit the IUnknown interface methods. This interface supports the following three methods:
The LPDIRECTSOUNDBUFFER type is defined as a pointer to the IDirectSoundBuffer interface:
typedef struct IDirectSoundBuffer *LPDIRECTSOUNDBUFFER;