[webkit-efl] APNG support?

Max Stepin newstop at gmail.com
Wed Aug 13 21:52:01 PDT 2014


OK, I understand.

I don't think Mozilla will adopt WebP anytime soon: it's
compression/quality is not significantly better over JPEG.

Thanks.
Max.


On Thu, Aug 14, 2014 at 5:30 AM, ryuan Choi <ryuan.choi at gmail.com> wrote:

> Hi,
>
> IMHO, it looks not critical issue to support apng on the Efl port, because
> ewebkit is not widely used and I didn't have any requirement(apng is also
> not widely used.) about it but your patch is small enough about
> consideration of maintaining cost.
>
> In your screenshot,
> you looks using e.
>
> so, I think that we have one user about apng requirement.
>
> BTW,
> I am not sure whether chrome will support apng without using extension.
> Do you know whether mozila support webp, now?
>
> Best regards,
> Ryuan choi
> Well, it's not a format by itself, just a simple extension over PNG, which
> is allowed by PNG specs. It follows the rules in that sense. First frame is
> regular PNG, so creating thumbnails works fine already, with existing
> software.
>
> Chromuim doesn't support it yet, but I sent them a similar patch too. It's
> one of the top requested features by Chromuim users.
>
> It's supported by Firefox since 2008.
> Safari will support it too, as soon as Yosemite and iOS8 are out, so it's
> a good time to get it into WebKit as well.
>
> There are plenty of APNG files already on the internet, deviantart.com
> alone reports 600+ results.
>
> It's very simple, and most of the decoding work is done by libpng anyway.
> My patch is pretty small, it only extends the functionality of existing PNG
> decoder a little bit.
>
> PNG compression vs GIF is another benefit:
> http://littlesvr.ca/apng/gif_apng_webp5.html
> Smaller files for the same content means faster web for everybody.
>
> Max.
>
>
>
> On Wed, Aug 13, 2014 at 7:38 PM, Gyuyoung Kim <gyuyoung.kim at webkit.org>
> wrote:
>
>> Hello Max,
>>
>> Is APNG standard image format ? Or, does Chromium supports it as well ?
>>
>> To be honest, I don't know what is benefit when EFL port supports the
>> format.
>>
>> Gyuyoung.
>>
>>
>> On Wed, Aug 13, 2014 at 2:41 AM, Max Stepin <newstop at gmail.com> wrote:
>>
>>> Hello EFL.
>>>
>>> I'm looking for a WebKit port that would "adopt" my apng support code:
>>> https://bugs.webkit.org/show_bug.cgi?id=17022
>>>
>>> Here's how it looks:
>>> http://i.imgur.com/NeLdhzQ.png
>>>
>>> The code is under ENABLE(APNG) so to make it into WebKit,
>>> at least one port would need to agree to use it.
>>>
>>> Looking forward to your comments.
>>> Thanks.
>>>
>>> _______________________________________________
>>> webkit-efl mailing list
>>> webkit-efl at lists.webkit.org
>>> https://lists.webkit.org/mailman/listinfo/webkit-efl
>>>
>>>
>>
>
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>
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