Re: Should we Drop Patch Map Format 1?

I don't currently have data on the size difference, but from what I
remember from early format development testing, it was around 5-10%, but
that may not have been from the final versions of either format. I'll start
by gathering the eligibility data and see if I can also get some more
current sample size difference numbers.

On Fri, Jul 24, 2026 at 7:03 AM Chris Lilley <chris@w3.org> wrote:

>
> On 2026-07-24 01:01, Garret Rieger wrote:
> > The main advantage to keeping format 1 around is that where it can be
> > used it provides more compact patch map encodings.
>
> How much more compact? Are we talking 2% smaller or 20% smaller?
>
> Unless it is significantly smaller, I agree that having two choices, one
> of which is rarely usable, makes little sense and has a lot of drawbacks.
>
> --
> Chris Lilley
> @svgeesus@mastodon.scot
> W3C Distinguished Expert, Color, Graphics & Fonts
> W3C Technical Programming Team, Core Web Design
>
>