Patent ID: 8326446
Filing Date: 2012-12-04
Classification: H04S

Abstract:
1. A method of processing an audio signal, comprising: receiving a downmix signal including at least one object, object information based on an attribute of the object, preset information to render the downmix signal, and preset attribute information indicating an attribute of the preset information, wherein the attribute of the preset information indicates whether the preset information is dynamic or static and wherein the dynamic indicates that the preset information is present in an extension region of a data region and the static indicates that the preset information is present in an extension region of a configuration information region; rendering the downmix signal by applying the preset information in the extension region of the configuration information region to a data region of the downmix signal to which the preset information in the extension region of the configuration information region is applied based on the preset attribute information; and rendering the downmix signal by applying the preset information in the extension region of the data region to one corresponding data region of the downmix signal based on the preset attribute information.