[Ffmpeg-devel] E-AC3 support?

Måns Rullgård mans
Sun Feb 11 16:42:34 CET 2007

Kostya <kostya.shishkov at gmail.com> writes:

> Just of pure curiosity - what is needed to add E-AC3 decoding
> support?
> IIRC, this is really called ATSC A52/B and standard is available.

A52/B is the name of the ATSC standard.  E-AC3 is the name given to
the codec by Dolby, who developed it.  The advantage of using the A52
name would be that then Dolby can't sue for trademark infringement.

> Can somebody clarify the differences between plain AC3 and E-AC3?

IIRC, E-AC3 adds support for more channels and higher sample rates.

M?ns Rullg?rd
mans at mansr.com

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