IMediaSeeking::GetRate method (strmif.h)

The GetRate method retrieves the playback rate.

Syntax

HRESULT GetRate(
  double *pdRate
);

Parameters

pdRate

Pointer to a variable that receives the playback rate.

Return value

Returns an HRESULT value. Possible values include the following.

Return code Description
S_OK
Success.
E_NOTIMPL
Method is not supported.
E_POINTER
NULL pointer argument.

Remarks

The playback rate is expressed as a ratio of the normal speed. Thus, 1.0 is normal playback speed, 0.5 is half speed, and 2.0 is twice speed.

Requirements

   
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header strmif.h (include Dshow.h)
Library Strmiids.lib

See also

Error and Success Codes

IMediaSeeking Interface