Re: [whatwg] Proposal: toDataURL “image/png” compression control

On Fri, May 30, 2014 at 1:59 PM, Glenn Maynard <> wrote:

> On Fri, May 30, 2014 at 12:46 PM, Anne van Kesteren <>
> wrote:
>> On Fri, May 30, 2014 at 5:44 PM, Justin Novosad <> wrote:
>> > The "just do it in script" argument saddens me quite a bit. :-(
>> Agreed, however for this particular case, I'm not sure it makes much
>> sense to further enshrine a synchronous API for serializing an image.
> I think this proposal falls short of enshrining.  The cost of adding this
feature is minuscule.

> True, you'd never want to use toDataURL with a compression operation that
> takes many seconds ((or even tenths of a second) to complete, and data URLs
> don't make sense for large images in the first place.  It makes sense for
> toBlob(), though, and having the arguments to toBlob and toDataURL be
> different seems like gratuitous inconsistency.

Yes, toBlob is async, but it can still be polyfilled.

> --
> Glenn Maynard

Received on Friday, 30 May 2014 18:26:13 UTC