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RE: Adaptive images

From: Leonard Rosenthol <lrosenth@adobe.com>
Date: Wed, 1 Jun 2011 02:18:22 -0700
To: Simon Pieters <simonp@opera.com>, "Tab Atkins Jr." <jackalmage@gmail.com>, Maciej Stachowiak <mjs@apple.com>
CC: Henri Sivonen <hsivonen@iki.fi>, Karl Dubost <karld@opera.com>, "public-html@w3.org" <public-html@w3.org>
Message-ID: <D23D6B9E57D654429A9AB6918CACEAA98064C20F3D@NAMBX02.corp.adobe.com>
>What about when the user zooms in on the image with an iPhone 3G? Wouldn't the user want the sharper image >then?
>
Yes, you might indeed...


>> I don't think any solution along the lines of "read from server and 
>> stop early" cuts it either, because latency is high on modern cellular 
>> networks in proportion to the bandwidth, so if I cut off the server 
>> connection early, my incoming bandwidth has already been wasted.
>
>Sure. On the other hand, if you need to load first a small image and then the large image when the user zooms in, >you will have wasted even more.
>
True - but ONLY if the user zooms.  And you don't know ahead of time if the user will do that :(.

Leonard
Received on Wednesday, 1 June 2011 09:19:07 GMT

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