Patent ID: 7636448

Claim:
A method of producing a sound event within a volume, the sound event comprising sounds from three or more user selectable sound objects, wherein a sound object includes (i) sound content generated by an individual sound source during the sound event and (ii) other information related to the individual sound source, the method comprising: obtaining at least a first sound object, a second sound object, a third sound object and a fourth sound object separately from each other; subsequent to obtaining the sound objects, grouping the second sound object and the third sound object into a first macro sound object that is controlled separately from the first sound object and the fourth sound object, and grouping the first sound object and the fourth sound object into a second macro sound object; associating a first sound rendering device with the first sound object, associating a second sound rendering device with the first macro sound object, and associating the fourth sound object with a third sound rendering device; and driving the first sound rendering device in accordance with the first sound object and driving the second sound rendering device in accordance with the first macro sound object, wherein driving the first sound rendering device in accordance with the first sound object and driving the second sound rendering device in accordance with the first macro sound object further comprises driving the first sound rendering device and the third sound rendering device in accordance with the second macro sound object.