Dolby Digital Family — cheat sheet

One page: AC-3 vs E-AC-3 comparison, how DD+ carries Dolby Atmos via JOC, 2026 platform bitrates (Netflix 5.1 and Atmos), and the 'a Dolby stream is not PCM' pitfall.

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Book cover: Audio for Video, Volume 4 of the Fora Soft Video Engineering Handbook

The book · Volume 4 of 7

Audio for Video: A Complete Guide to Sound in Video Products: From PCM and Codecs to Loudness, Accessibility, and Real-Time Voice Processing

This cheat sheet compares AC-3 and E-AC-3, shows how Dolby Digital Plus carries Atmos through JOC, and lists 2026 platform bitrates. Volume 4 covers audio codecs in depth: how codecs compress PCM, Opus, AAC and speech codecs, channels and layouts, and loudness and LUFS targets for delivery. Written by Nikolay Sapunov, CEO at Fora Soft.

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