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CreatePosPassThru (Windows Embedded CE 6.0)

1/6/2010

This function creates a COM object that supports IMediaSeeking and IMediaPosition for single-input pin renderers and transform filters.

Syntax

STDAPI CreatePosPassThru(
  LPUNKNOWN pAgg,
  BOOL bRenderer,
  IPin* pPin,
  IUnknown** ppPassThru
);

Parameters

  • pAgg
    NULL if the object is not being created as part of an aggregate; otherwise, a pointer to the aggregate object's IUnknown interface (the controlling IUnknown).
  • bRenderer
    TRUE if the filter supports rendering; otherwise, FALSE.
  • pPin
    Pointer to the filter's input pin.
  • ppPassThru
    Address of a pointer to an ISeekingPassThru interface.

Return Value

Returns S_OK if successful; otherwise, returns an HRESULT indicating the error.

Remarks

You can use this function to create a CPosPassThru object in Quartz.dll rather than from your own .dll file. The CLSID of the object is CLSID_SeekingPassThru.

Requirements

Windows Embedded CE Windows CE 2.12 and later
Note Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements
For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later

See Also

Reference

CPosPassThru Helper Function