Inventors:
Mei L. Wilson - Redmond WA, US
Shafiq ur Rahman - Redmond WA, US
Rebecca C. Weiss - Kirkland WA, US
Brian Crites - Sammamish WA, US
Sohail Baig Mohammed - Redmond WA, US
Michael A. Wall - Kirkland WA, US
Assignee:
Microsoft Corporation - Redmond WA
International Classification:
G06F 17/00, H04B 1/00
Abstract:
Audio data having M channels includes a header with metadata specifying a conversion function for converting the M channels of digital audio data into N channels of data. The metadata is a string of coefficients, which may be specified by the content author, to define to conversion of the M channels of digital audio data into N channels.