IImageDecodeEventSink2

IImageDecodeEventSink2 interface

Exposes the method to support alpha channel transparency of Portable Network Graphics (PNG).

Members

The IImageDecodeEventSink2 interface inherits from IImageDecodeEventSink. IImageDecodeEventSink2 also has these types of members:

Methods

The IImageDecodeEventSink2 interface has these methods.

MethodDescription
IsAlphaPremultRequired

Called by the filter to determine whether to remove the opacity of a layer by premultiplying it against the palette colors.

 

Requirements

Minimum supported client

Windows XP

Minimum supported server

Windows 2000 Server

Header

Ocmm.h

IDL

Ocmm.idl

 

 

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