[ogg-dev] adwantages of ogg container?

Monty Montgomery monty at xiph.org
Mon Aug 30 06:04:28 PDT 2010

> If the whole first portion of the file is missing, then regenerating the
> header is, in the abstract, a hard problem involving searching a very
> large solution space.  In practice, many encoders (e.g. libtheora) use
> only a relatively small set of header parameters, so searching them might
> be practical.

Well, not 'might', 'is'.  I've done it myself to recover files for
one-off clients.

One of the things I intend to implement in transogg is replicated
'rolling' headers for both forensic recovery as well as in-band
capture of codecs like Vorbis and Theora.


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