[FFmpeg-user] Opus : difference between .opus and .ogg file extension

Carl Eugen Hoyos ceffmpeg at gmail.com
Thu Nov 30 15:02:39 EET 2017

2017-11-30 11:52 GMT+01:00 Kieran O Leary <kieran.o.leary at gmail.com>:
> With some formats, pieces of metadata like 'encoded date',

Iirc, we don't do that (not even for formats requesting it)
because it is considered a security issue.
(I may misremember though.)

> or perhaps a unique ID can be written.

This is what ogg requires and is done.

Carl Eugen

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