IMILBitmapEffectPrimitiveImpl::IsVolatile method

Determines whether the current effect is considered volatile. If an effect is volatile, the effects framework will not attempt to cache the effect's output.

Syntax

HRESULT IsVolatile(
  ULONG        uiOutputIndex,
  VARIANT_BOOL *pfVolatile
);

Parameters

uiOutputIndex

Type: ULONG

A zero based index value indicating the output pin to query.

pfVolatile

Type: VARIANT_BOOL*

When this method returns, contains a value indicating whether the effect is considered volatile.

Return Value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

   
Minimum supported client Windows XP with SP2, Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header mileffects.h
Redistributable Microsoft .Net 3.0