IMediaPosition::get_Duration method (control.h)
The get_Duration method retrieves the duration of the stream.
Syntax
HRESULT get_Duration(
[out] REFTIME *plength
);
Parameters
[out] plength
Pointer to a variable that receives the total stream length, in seconds.
Return value
Returns an HRESULT value. Possible values include the following.
| Return code | Description |
|---|---|
|
Success. |
|
Not implemented. |
|
NULL pointer argument. |
Remarks
This method retrieves the duration of the stream at normal playback speed. Changing the playback rate does not affect the duration.
Requirements
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | control.h (include Dshow.h) |
| Library | Strmiids.lib |