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Re: [Cbor] Encoding Arbitrary Time Ratios

Carsten Bormann <cabo@tzi.org> Sun, 04 April 2021 18:02 UTC

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From: Carsten Bormann <cabo@tzi.org>
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Date: Sun, 04 Apr 2021 20:02:33 +0200
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Subject: Re: [Cbor] Encoding Arbitrary Time Ratios
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On 2021-04-04, at 19:05, Emile Cormier <emile.cormier.jr@gmail.com> wrote:
> 
>> I'm wondering if a new C*N/D tag could be useful in application domains outside of timekeeping. It could be called something like "scaled ratio".
> 
> Probably.
> Making it amenable to cbor-packed suffix (or circumfix!) compression would make this a quite versatile tool.
> 
> 
> Are you referring to https://tools.ietf.org/html/draft-ietf-cbor-packed-02 ? I wasn't aware of its existence before this.

Indeed.  This doesn’t mean we should design tags with the assumption that we will always have packing available, but we also can assume if there is a strong reason to be very frugal with encoding space, cbor-packed will be available as an alternative to touching every single detail to make it more compact.

Grüße, Carsten

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