Re: [img-conversion] Convert to spec (#14)

>        </h2>
> +      <pre class="idl">
> +typedef (HTMLImageElement or Blob) ImageSource;
> +
> +partial interface ImageData {
> +  [NewObject] Promise&lt;Blob&gt; toBlob (optional DOMString type, optional EncoderOpts options);
> +  [NewObject] static Promise&lt;ImageData&gt; create (ImageSource source);
> +  static CanPlayTypeResult canDecodeType (DOMString mimeType);

The use case is not to decode animated formats or the animated parts of a video, but to decode a single I-frame from one of the supported video formats. Enabling that would enable innovation around SW based image decoding without paying the performance penalty of decoding in JS using the CPU.

---
Reply to this email directly or view it on GitHub:
https://github.com/WICG/img-conversion/pull/14/files#r40195621