Audio Stream Is Distorted after a Few Hours of Encoding

ID: Q252428

The information in this article applies to:

Microsoft Windows Media Services version 4.1

SYMPTOMS

When you use the Windows Media Audio V2 codec and encode audio and video for several hours, the audio beep or sound may be garbled, jumpy, or electronic sounding.

CAUSE

This is a problem with the Windows Media Audio V2 codec.

RESOLUTION

A supported fix that corrects this problem is now available from Microsoft, but it has not been fully regression tested and should be applied only to systems experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

http://www.microsoft.com/support/supportnet/overview/overview.asp

This hotfix has been posted to the following Internet location as Wmsu3496.exe:

http://download.microsoft.com/download/winmediatech40/Update/3496/WIN98/EN-US/Wmsu3496.exe

The English version of this fix should have the following file attributes or later:


   Date      Time    Version      Size    File name     Platform
   -------------------------------------------------------------
   01/06/00  06:38p  4.1.0.3919   291,408 Msaud32.acm   x86

WORKAROUND

To work around this issue, try the following:

Use a different Codec.

Stop and restart the encoder to resolve the problem temporarily.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article.

Additional query words:

Keywords :
Version : :4.1
Platform :
Issue type : kbbug