Recipes for Creating and Delivering Next-Generation Broadcast Audio
Next generation audio systems and codecs allow content creators to engage their audiences with more accessible, immersive and personalized sound experiences. While these systems provide a great deal of flexibility in the amount of audio that can be delivered and the amount of control given to consumers, the industry can benefit from a set of pre-defined operating profiles for the first incarnations of next-generation audio. — This paper provides a practical overview of some basic audio profiles and mechanisms for delivering stereo, surround, personalized and immersive content in next-generation audio systems. Legacy stereo and surround content benefits from new system features including enhanced loudness management and improved dialogue intelligibility for pre-mixed sources. Personalized and immersive content can be created and delivered in ways that ensure that every consumer receives a premium experience across every device. New delivery systems and encoders ensure seamless and robust switching between different content types and layouts.
- Published
- 2015-10
- Content type
- Original Research
- Keywords
- Next-generation audio, immersive audio, personalized audio, accessible audio, AC-4, audio mixing, object-based audio, audio objects, loudness, Dolby, dialogue enhancement, personalization, 3D audio, Dolby Atmos
- DOI
- 10.5594/M001655
- ISBN
- 978-1-61482-956-0