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Article ID: 834673 - Last Review: August 4, 2004 - Revision: 1.2

SYMPTOMS

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.

CAUSE

This problem may occur because the pool of buffer samples is exhausted.

RESOLUTION

The following file is available for download from the Microsoft Download Center:
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Download the WindowsMedia9-KB834673-ENU.exe package now. (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:
119591  (http://support.microsoft.com/kb/119591/ ) How to Obtain Microsoft Support Files from Online Services
Microsoft 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.
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   12-Feb-2004  09:42  9.0.0.3125        241,664  Qasf.dll   

MORE INFORMATION

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.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.

APPLIES TO
  • Microsoft DirectX 9.1 Software Development Kit Update
  • Windows Media Format 9 Series Software Development Kit
Keywords: 
kbdownload kbbug KB834673
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