| Microsoft DirectX 8.1 (C++) | 
The GetMediaLength method retrieves the media length of this source object.
Syntax
HRESULT GetMediaLength(
    REFERENCE_TIME *pLength
);
Parameters
pLength
Pointer to a variable that receives the media length in 100-nanosecond units.
Return Value
Returns one of the following HRESULT values:
| Value | Description | 
| S_OK | Success. | 
| E_NOTDETERMINED | Media times are not set on this object. | 
| E_POINTER | NULL pointer argument. | 
See Also