The Moving Picture Experts Group

Dynamic Range Control

by Philip Merrill - September 2016

The flexibility of MPEG 3D Audio called for a new approach to dynamic range and loudness control, able to adjust to the standard's wide range of scenarios. Beyond meeting that need, MPEG-D Dynamic Range Control (DRC) illustrates the freedom and power of metadata, disengaging this key information from reliance on any one audio compression technology.

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