[webkit-dev] Double-Resolution (Retina) Images - Re: -webkit-image-set

Eric Seidel eric at webkit.org
Mon Apr 23 23:11:42 PDT 2012

Assuming I'm understanding Kalle correctly, it seems this could
already be accomplished with @media resolution?


@media screen and (min-resolution: 264dpi) { … }

Which according to:

Would match both the new iPad and the iPhone 4.

I don't know if webkit supports "resolution" in media queries yet?

On Mon, Apr 23, 2012 at 9:28 PM, Kalle Vahlman <kalle.vahlman at gmail.com> wrote:
> 2012/4/24 Tom Penzer <tpenzer at mailcan.com>:
>> Hi Everybody!
>>        As a first-time poster, I am sorry ahead of time for any lapses in
>> etiquette. I am seeking feedback for my (hopefully relatively painless in
>> practice compared to the alternatives - i.e. -webkit-image-set and html5
>> <image>) proposal to solve the problem of 2x-res (double-resolution) images
>> with our current HTML and CSS standards for devices with high-resolution
>> displays, such as 3rd Generation iPads and 4th generation iPhones and newer.
> This seems like a perfect use-case for the @media rule of CSS, does it not?
> It's obviously not up-to-date in its definition (eg. handheld devices
> are not "typically small screen, limited bandwidth" anymore), but on
> the other hand it allows undefined types as well so nothing prevents
> implementers to extend it beforehand (like is done with most CSS
> properties anyway).
> --
> Kalle Vahlman, zuh at iki.fi
> Powered by http://movial.com
> Interesting stuff at http://sandbox.movial.com
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