DD_DXAPI_SET_VP_FIELD_NUMBER control code

A video capture driver passes DD_DXAPI_SET_VP_FIELD_NUMBER in the dwFunctionNum parameter of the DxApi function to set the internal field number for the specified VPE object to the specified value.

Input Parameters

• lpvInBuffer
  Pointer to a DDSETFIELDNUM structure that specifies the appropriate handles and the field number to be set.

Output Parameters

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

Remarks

The internal field number is returned using the DD_DXAPI_GET_VP_FIELD_NUMBER and DD_DXAPI_ADDVPCAPTUREBUFFER function identifiers.

This function identifier can be called at raised IRQL.

Requirements

Header file: Ddkmapi.h (include Ddkmapi.h)

See also

DD_DXAPI_ADDVPCAPTUREBUFFER

DD_DXAPI_GET_VP_FIELD_NUMBER

DDSETFIELDNUM