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

Ddkmapi.h (include Ddkmapi.h)

See also

DD_DXAPI_ADDVPCAPTUREBUFFER
DD_DXAPI_GET_VP_FIELD_NUMBER
DDSETFIELDNUM

 

 

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