Microsoft KB Archive/243511

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White Paper Describes Enhanced Audio Formats for Multi-channel Configurations and High-Bit Resolutions

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Q243511

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The information in this article applies to:


 * Microsoft Windows 98 Driver Development Kit (DDK)
 * Microsoft Windows 2000 Driver Development Kit (DDK)

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SUMMARY
A white paper is available from Microsoft describing in detail proposed enhanced audio formats.

MORE INFORMATION
The title of the white paper is "Enhanced Audio Formats for Multi-Channel Configurations and High-Bit Resolution." Microsoft Development seeks wide dissemination of the white paper to encourage feedback from the independent hardware vendor community.

The white paper describes the standard for storing and transporting multiple-channel audio data using the WAVE file format. It is written for readers who have a basic understanding of multimedia file formats, and especially of audio file formats.

The paper describes the method used to author multi-channel audio streams that require well-defined channel/speaker locations. Any of these formats could be used to indicate the number of bits of precision in a high-resolution stream.

The white paper is available on the following Web page:

"http://www.microsoft.com/hwdev/audio/multichaud.htm"