Article ID: 834673 - View products that this article applies to.
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Applications that are written by using the Microsoft DirectX software development kit (SDK) that includes the Microsoft Windows Media Advanced System Format (ASF) filter may appear to randomly stop capturing data during long encoding sessions.
This problem may occur because the pool of buffer samples is exhausted.
The following file is available for download from the Microsoft Download Center:
Download the WindowsMedia9-KB834673-ENU.exe package now.
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(http://download.microsoft.com/download/c/8/9/c89c612d-ffa1-41e1-8868-236d22c3ee4d/windowsmedia9-kb834673-enu.exe)For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file. The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
(http://support.microsoft.com/kb/119591/ )How to Obtain Microsoft Support Files from Online Services
Date Time Version Size File name -------------------------------------------------------------- 12-Feb-2004 09:42 184.108.40.20625 241,664 Qasf.dll
This problem is not expected to affect applications that are developed by using the Windows Media Format SDK that does not use the Direct Show filter.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.