IMSVidPlayback::get_PositionMode

Microsoft DirectShow 9.0

IMSVidPlayback::get_PositionMode

This topic applies to Windows XP or later.

The get_PositionMode method indicates how position values are interpreted by this interface.

Syntax

  HRESULT get_PositionMode(
  PositionModeList*  lPositionMode
);

Parameters

lPositionMode

[out]  Pointer to a variable that receives one of the following values.

Value	Description
FrameMode	Position values are specified as frame numbers.
TenthsSecondsMode	Position values are specified as hundredths of seconds.

Return Values

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

Value	Description
E_FAIL	Failure.
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

The value returned by this method determines how the parameters are interpreted for the following methods:

• IMSVidPlayback::get_Length
• IMSVidPlayback::get_CurrentPosition
• IMSVidPlayback::put_CurrentPosition

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

Requirements

  Header: Dshow.h.

  Library: Quartz.dll.

See Also

• IMSVidPlayback Interface