Date: Tue, 28 Oct 2014 22:56:21 +0000
Message-ID: <CAA7gMmkZVSmf=5xKQDM6RzbYLEs8jFK7JG9nn6paHJMihOAhDQ@mail.gmail.com>
To: "matmarquis.com" <mat@matmarquis.com>
Cc: Yoav Weiss <yoav@yoav.ws>, John Holt Ripley <john.holtripley@googlemail.com>, "public-respimg@w3.org" <public-respimg@w3.org>
Exactly. On Tue Oct 28 2014 at 1:25:00 PM matmarquis.com <mat@matmarquis.com> wrote: > > > On Oct 23, at 6:11 PM, Dustin Hoffmann wrote: > > > > > On Thu Oct 23 2014 at 5:02:52 PM Yoav Weiss <yoav@yoav.ws> wrote: > >> OK, since you guys ask so nicely: https://codereview. >> chromium.org/674923004/ >> >> On Thu, Oct 23, 2014 at 11:06 PM, Dustin Hoffmann <dustintheweb@gmail.com >> > wrote: >> >>> I've been curious about this for a long time. John, thanks for asking - >>> and Yoav, thank you for your response. >>> >>> >>> On Thu Oct 23 2014 at 3:56:23 PM Yoav Weiss <yoav@yoav.ws> wrote: >>> >>>> Yeah, that behavior is (intentionally) not specced, and left to the >>>> browser to do as it pleases. >>>> Current Blink behavior where smaller resources are downloaded when >>>> larger ones are already in the cache is a bug >>>> <https://code.google.com/p/chromium/issues/detail?id=425701> and >>>> should be fixed. Unfortunately, I doubt I can get to that before Chrome 40 >>>> branches, so I don't think it'd be released before Chrome 41. >>>> >>>> >>>> On Thu, Oct 23, 2014 at 10:18 PM, John Holt Ripley < >>>> john.holtripley@googlemail.com> wrote: >>>> >>>>> Hi all, >>>>> >>>>> I'm working with non-art directed images in a responsive layout, and >>>>> noticing that when shrinking the viewport, both Chrome and Opera are then >>>>> additionally requesting the smaller image instead of shrinking the already >>>>> downloaded asset. >>>>> >>>>> Is this the intended behaviour? I couldn't see anything in the spec >>>>> that determines this behaviour, so is it up to browser vendors to determine >>>>> how to handle this? (Or the browser itself to look at network speed and >>>>> make a decision from there?) >>>>> >>>>> I can see the need to request the new asset in art-directed cases >>>>> (within the Picture element for example), but in a simple srcset and sizes >>>>> situation is this additional download beneficial? Is the performance >>>>> implication of rescaling a large image offset by the network request? >>>>> >>>>> Thanks >>>>> >>>> >>>> >> >
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