IDirectSoundBuffer::GetFrequency
The IDirectSoundBuffer::GetFrequency method retrieves the frequency, in samples per second, at which the buffer is playing.
HRESULT GetFrequency(
LPDWORD lpdwFrequency
);
Parameters
lpdwFrequency
Address of the variable that represents the frequency at which the audio buffer is being played.
Return Values
If the method succeeds, the return value is DS_OK.
If the method fails, the return value may be one of the following error values:
DSERR_CONTROLUNAVAIL
DSERR_INVALIDPARAM
DSERR_PRIOLEVELNEEDED
Remarks
The frequency value will be in the range of DSBFREQUENCY_MIN to DSBFREQUENCY_MAX. These values are currently defined in Dsound.h as 100 and 100,000 respectively.
QuickInfo
Windows NT: Use version 4.0 or later.
Windows: Use Windows 95 OSR2 or later. Available as a redistributable for Windows 95.
Windows CE: Unsupported.
Header: Declared in dsound.h.
Import Library: Use dsound.lib.
See Also