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IMSVidPlayback::get_CurrentPosition Method

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This topic applies to Windows XP or later.
The get_CurrentPosition method returns the current playback position of the source.

Syntax

HRESULT get_CurrentPosition(
  [out]  long *lPosition
);

Parameters

  • lPosition [out]
    Pointer to a variable that receives the playback position. The units for the returned value are determined by the current position mode:

    Position Mode Returned Value
    FrameMode Frame number
    TenthsSecondsMode Hundredths of seconds

    To set the position mode, call IMSVidPlayback::put_PositionMode.

Return Value

The method returns an HRESULT. Possible values include the following.

Return code Description

E_POINTER

NULL pointer argument.

ERROR_INVALID_STATE

The graph is not built. Call the Build or View method on the Video Control.

S_OK

The method succeeded.

Note  The value ERROR_INVALID_STATE is converted to an HRESULT with the HRESULT_FROM_WIN32 macro.

Remarks

Call the IMSVidCtl::Build or IMSVidCtl::View method before calling this method.

Requirements

Header Declared in Dshow.h.
DLL Requires Quartz.dll.

See Also

IMSVidPlayback Interface

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Build date: 12/4/2008