Select the product you need help with
- Internet Explorer
- Windows Phone
- More products
Audio playback and capture applications hang.
Article ID: 979303 - View products that this article applies to.
RAPID PUBLISHING ARTICLES PROVIDE INFORMATION DIRECTLY FROM WITHIN THE MICROSOFT SUPPORT ORGANIZATION. THE INFORMATION CONTAINED HEREIN IS CREATED IN RESPONSE TO EMERGING OR UNIQUE TOPICS, OR IS INTENDED SUPPLEMENT OTHER KNOWLEDGE BASE INFORMATION.
You run an application that performs audio playback and audio capture simultaneously. This is a typical scenario when your application is VoIP (Voice over Internet Protocol) software.
WaveOut API on Windows 7 sometimes fails to process audio samples correctly when response of your audio device is slow.
There is a problem on how WaveOut API handles audio playback requests and audio capture requests submitted by your application.
The fix for this bug is available in KB 981679:
(http://support.microsoft.com/kb/981679/ )An application that captures and plays audio stops responding in Windows 7 or in Windows Server 2008 R2
MICROSOFT AND/OR ITS SUPPLIERS MAKE NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY, RELIABILITY OR ACCURACY OF THE INFORMATION CONTAINED IN THE DOCUMENTS AND RELATED GRAPHICS PUBLISHED ON THIS WEBSITE (THE “MATERIALS”) FOR ANY PURPOSE. THE MATERIALS MAY INCLUDE TECHNICAL INACCURACIES OR TYPOGRAPHICAL ERRORS AND MAY BE REVISED AT ANY TIME WITHOUT NOTICE.
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, MICROSOFT AND/OR ITS SUPPLIERS DISCLAIM AND EXCLUDE ALL REPRESENTATIONS, WARRANTIES, AND CONDITIONS WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT LIMITED TO REPRESENTATIONS, WARRANTIES, OR CONDITIONS OF TITLE, NON INFRINGEMENT, SATISFACTORY CONDITION OR QUALITY, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, WITH RESPECT TO THE MATERIALS.
(http://go.microsoft.com/fwlink/?LinkId=151500)for other considerations.
Article ID: 979303 - Last Review: September 4, 2012 - Revision: 2.0