dd-dxapi-flushvpcapturebuffers.md

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DD_DXAPI_FLUSHVPCAPTUREBUFFERS Control Code (Windows Drivers)	Learn more about the DD_DXAPI_FLUSHVPCAPTUREBUFFERS control code.	DD_DXAPI_FLUSHVPCAPTUREBUFFERS ddkmapi/DD_DXAPI_FLUSHVPCAPTUREBUFFERS	10/12/2022

DD_DXAPI_FLUSHVPCAPTUREBUFFERS control code

A video capture driver passes DD_DXAPI_FLUSHVPCAPTUREBUFFERS in the dwFunctionNum parameter of the DxApi function to remove all buffers from the capture queue and to stop video capture for the device.

Input Parameters

• lpvInBuffer
  Pointer to the VPE capture handle (HANDLE hCapture;).

Output Parameters

• lpvOutBuffer
  Pointer to a DWORD that contains the DirectDraw return value.

Remarks

All KEVENTs that have been registered using the DD_DXAPI_ADDVPCAPTUREBUFFER function identifier will be set.

This function identifier can be called at raised IRQL.

Requirements

Header

Ddkmapi.h (include Ddkmapi.h)

See also

DD_DXAPI_ADDVPCAPTUREBUFFER