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METransformHaveOutput event

Sent by an asynchronous Media Foundation transform (MFT) when new output data is available from the MFT.

Event values

Possible values retrieved from IMFMediaEvent::GetValue include the following.

VARTYPEDescription

VT_EMPTY

No event data.

Attributes

No attributes are defined for this event.

Remarks

Asynchronous MFTs send this event through the IMFMediaEventGenerator interface. Synchronous MFTs never send this event.

When the client of the MFT receives this event, it should call IMFTransform::ProcessOutput to get the output.

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

Mfobjects.h (include Mfidl.h)

See also

Asynchronous MFTs

 

 

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