Re: ghost video images are not cleared when moving window quickly

From:
=?Utf-8?B?S2Fp?= <Kai@discussions.microsoft.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Wed, 6 May 2009 07:35:02 -0700
Message-ID:
<0A0788B1-42E6-4D94-8038-9025CC17CA72@microsoft.com>
I have tested it in other two PCs with different graphics cards. It has the
same problem. When I use the third party's SDK to drive video from the
encoder, it works fine. In my previous post, I play a video file.

"Ajay" wrote:

This is very likely a video driver/monitor/graphics card issue as
opposed to code/Windows.

--
Ajay

On May 6, 8:27 am, Kai <K...@discussions.microsoft.com> wrote:

When I play a video on a Dialog-based window and move the window quickly,
some ghost images are not cleared as assumed. I have used OnMove() as
void CImageDlg::OnMove(int x, int y)
{
        CDialog::OnMove(x, y);

        // TODO: Add your message handler code here
               InvalidateRect(&m_DisplayWindow);

}

where CImageDlg is Dialog-based application and
        m_DisplayWindow.left = 30;
        m_DisplayWindow.top = 30;
        m_DisplayWindow.right = 565;
        m_DisplayWindow.bottom = 458;

But it doesn't help

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