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IDMOVideoOutputOptimizations::QueryOperationModePreferences (Compact 2013)

  • Article

3/26/2014

This method retrieves the DMO's preferred optimizations.

Syntax

HRESULT QueryOperationModePreferences(
  ULONG ulOutputStreamIndex,
  DWORD* pdwRequestedCapabilities
);

Parameters

  • ulOutputStreamIndex
    Zero-based index of an output stream on the DMO.
  • pdwRequestedCapabilities
    Pointer to a variable that receives the DMO's requested optimizations. The returned value is a bitwise combination of zero or more flags from the DMO_VIDEO_OUTPUT_STREAM_FLAGS enumeration.

Return Value

Returns an HRESULT value. Possible values include the following.

Value

Description

S_OK

Success

DMO_E_INVALIDSTREAMINDEX

Invalid stream index

E_POINTER

NULL pointer value

Requirements

Header

dmo.h

Library

Dmoguid.lib

See Also

Reference

IDMOVideoOutputOptimizations