[FFmpeg-devel] fate/webp : add test for webp lossless rgb decoding

Martin Vignali martin.vignali at gmail.com
Sat Jun 25 21:52:01 CEST 2016


2016-06-25 21:47 GMT+02:00 James Almer <jamrial at gmail.com>:

> On 6/25/2016 4:43 PM, Martin Vignali wrote:
> > Hello,
> >
> > In attach a patch to add a fate test for WebP lossless rgb
> >
> > Sample can be found here : https://we.tl/dmPsitbwXK
> >
> > and need to be put inside ./fate-suite/webp (the webp folder doesn't
> exists)
> >
> > to test :
> > make fate-webp SAMPLES=fate-suite/
> >
> >
> > I doesn't make fate test, for lossy rgb/rgba, because the actual default
> > output of ffmpeg
> > have a lower image quality than the official decoder (google dwebp) on my
> > samples
> >
> > for lossless rgba, i doesn't make fate test, because the alpha value
> seems
> > to not be the right value
>
> This is a bug and should be addressed, then. Lossless should mean lossless.
> Can you fix it, or open a ticket on trac with a testcase?
>
>
Sorry, in fact rgba lossless is ok (my mistake)

i will open a ticket on trac for lossy

and i will make another patch for fate for rgb and rgba lossless webP

Martin


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