IMediaPosition::get_Duration

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Microsoft DirectShow 9.0

IMediaPosition::get_Duration

The get_Duration method retrieves the duration of the stream.

Syntax

  HRESULT get_Duration(
  REFTIME *plength
);

Parameters

plength

[out] Pointer to a variable that receives the total stream length, in seconds.

Return Values

Returns an HRESULT value. Possible values include the following.

Return code Description
S_OK Success.
E_NOTIMPL Not implemented.
E_POINTER NULL pointer argument.

Remarks

This method retrieves the duration of the stream at normal playback speed. Changing the playback rate does not affect the duration.

Requirements

Header: Declared in Control.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also