'Re: [webkit-dev] Lazy loading'

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List:       webkit-dev
Subject:    Re: [webkit-dev] Lazy loading
From:       Rob Buis <rbuis () igalia ! com>
Date:       2019-10-29 3:08:04
Message-ID: 1faf836f-6234-9b61-bcaa-bf5db1764975 () igalia ! com
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> Regarding lazily loading CSS background images, Chromium determines whether
> or not to lazily load CSS background images according to the default lazy
> loading behavior, and isn't directly controlled by the "loading" attribute.
> There are some heuristics involved, e.g. background images inside an iframe
> that was itself lazily loaded are loaded eagerly for performance reasons,
> but those heuristics are just part of the default lazy loading behavior.

Scott, thanks for the clarification! Are there plans to better specify 
CSS background images lazy loading?

Regards,

Rob.

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    <pre style="white-space: pre-wrap; caret-color: rgb(0, 0, 0); color: rgb(0, 0, \
0); font-style: normal; font-variant-caps: normal; font-weight: normal; \
letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; \
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auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); \
text-decoration: none;">&gt; Regarding lazily loading CSS background images, Chromium \
determines whether &gt; or not to lazily load CSS background images according to the \
default lazy &gt; loading behavior, and isn't directly controlled by the "loading" \
attribute. &gt; There are some heuristics involved, e.g. background images inside an \
iframe &gt; that was itself lazily loaded are loaded eagerly for performance reasons,
&gt; but those heuristics are just part of the default lazy loading behavior.
</pre>
    <p>Scott, thanks for the clarification! Are there plans to better
      specify CSS background images lazy loading?</p>
    <p>Regards,</p>
    <p>Rob.<br>
    </p>
  </body>
</html>

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