Microsoft DirectX 8.0 |
Provides methods for working with virtual tracks in Microsoft® DirectShow® Editing Services (DES). Compositions and tracks support this interface.
Requirements
Requires Qedit.h.
Methods in Vtable Order
IUnknown methods Description QueryInterface Retrieves pointers to supported interfaces. AddRef Increments the reference count. Release Decrements the reference count. IAMTimelineVirtualTrack Methods Description TrackGetPriority Retrieves the object's priority level. SetTrackDirty Not supported.
IAMTimelineVirtualTrack Interface
Not supported.
Syntax
HRESULT SetTrackDirty( void );
IAMTimelineVirtualTrack Interface
Retrieves the object's priority level.
Syntax
HRESULT TrackGetPriority( long *pPriority );
Parameters
- pPriority
- Pointer to a variable that receives the priority level. If the object is not part of a timeline, the value is set to 1.
Return Value
Returns S_OK if successful, or E_POINTER otherwise.