Microsoft DirectX 8.0 |
Provides methods for manipulating effects in Microsoft® DirectShow® Editing Services (DES). Effect objects implement this interface.
An effect object is a wrapper object for any type of one-input effect that DES supports. To specify which effect to use, call the IAMTimelineObj::SetSubObjectGUID method on the effect. To set properties on an effect, use the IPropertySetter interface. For more information, see Working with Effects and Transitions.
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. IAMTimelineEffect Methods Description EffectGetPriority Retrieves the effect's priority level.
Retrieves the effect's priority level. For a given object, the render engine applies effects in order of priority, starting with priority level zero.
Syntax
HRESULT EffectGetPriority( long *pVal );
Parameters
- pVal
- Pointer to a variable that receives the priority level.
Return Value
Returns S_OK if successful, or E_POINTER otherwise.