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nf-mfidl-imfextendedcameracontrol-lockpayload.md

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UID title ms.date targetos description tech.root req.assembly req.construct-type req.ddi-compliance req.dll req.header req.idl req.include-header req.irql req.kmdf-ver req.lib req.max-support req.namespace req.redist req.target-min-winverclnt req.target-min-winversvr req.target-type req.type-library req.umdf-ver req.unicode-ansi topic_type api_type api_location api_name f1_keywords dev_langs
NF:mfidl.IMFExtendedCameraControl.LockPayload
IMFExtendedCameraControl::LockPayload
11/4/2019
Windows
Locks the internal payload buffer contained in the capture device control to enable querying or changing the payload.
mf
function
mfidl.h
Windows 10 Build 20348
Windows 10 Build 20348
apiref
COM
mfidl.h
IMFExtendedCameraControl::LockPayload
IMFExtendedCameraControl::LockPayload
mfidl/IMFExtendedCameraControl::LockPayload
c++

-description

Locks the internal payload buffer contained in the capture device control to enable querying or changing the payload.

-parameters

-param ppPayload

Receives a BYTE pointer to the buffer containing the raw payload. The caller should not free the buffer directly, but instead should call IMFExtendedCameraControl::UnlockPayload to free the resources.

-param pulPayload

Receives the size of the buffer returned in ppPayload.

-returns

On success, returns S_OK.

-remarks

-see-also