Freigeben über

IVideoWindow::put_Owner

  • Artikel
 
Microsoft DirectShow 9.0

IVideoWindow::put_Owner

The put_Owner method specifies a parent window for the video window.

Syntax

  HRESULT put_Owner(
  OAHWND Owner
);

Parameters

Owner

[in] Specifies a handle to the parent window, as an OAHWND value, or NULL to remove the existing parent.

Return Values

Possible return values include the following:

Value Description
S_OK Success.
VFW_E_NOT_CONNECTED The video renderer filter is not connected.

Remarks

Use this method to display videos in a compound document. This method changes the parent of the video window and sets the WS_CHILD style for the video window.

Reset the owner to NULL before releasing the Filter Graph Manager. Otherwise, messages will continue to be sent to this window and errors will likely occur when the application is terminated.

Requirements

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

Library: Use Strmiids.lib.

See Also