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The DdMoCompBeginFrame callback function starts decoding a new frame.
Syntax
PDD_MOCOMPCB_BEGINFRAME PddMocompcbBeginframe;
DWORD PddMocompcbBeginframe(
PDD_BEGINMOCOMPFRAMEDATA unnamedParam1
)
{...}
Parameters
unnamedParam1
Points to a DD_BEGINMOCOMPFRAMEDATA structure that contains the information needed to start decoding a new frame.
Return value
DdMoCompBeginFrame returns one of the following callback codes:
Remarks
DirectDraw drivers that support motion compensation must implement DdMoCompBeginFrame.
DirectDraw ensures that begin and end frames will be properly paired.
Requirements
Requirement | Value |
---|---|
Target Platform | Desktop |
Header | ddrawint.h (include Winddi.h) |