Structured audio and effects processing in the MPEG-4 multimedia standard
Eric D. Scheirer, Machine Listening Group, Room E15-401D, MIT Media Laboratory, Cambridge, MA 02139, USA;. E-mail address: eds@media.mit.edu
Abstract
While previous generations of the MPEG multimedia standard have focused primarily on coding and transmission of content digitally sampled from the real world, MPEG-4 contains extensive support for structured, synthetic and synthetic/natural hybrid coding methods. An overview is presented of the “Structured Audio” and “AudioBIFS” components of MPEG-4, which enable the description of synthetic soundtracks, musical scores, and effects algorithms and the compositing, manipulation, and synchronization of real and synthetic ...
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