[Mesa-dev] [PATCH v2 1/2] vl: add a lanczos interpolation filter v2

[Andy Furniss]

Nayan Deshmukh wrote:
> Thanks for testing :)
>
> On Monday, July 25, 2016, Andy Furniss <adf.lists at gmail.com> wrote:
>
>> Nayan Deshmukh wrote:
>>
>>> Hi Christian,
>>>
>>> I have sent the new patches, they should fix all the artifacts. :)
>>>
>>
>> I have briefly tried these over time and v3 1/2 + v2 2/2 still show
>> artifacts for me.
>
>
> What are these artifacts? can you please tell me about these artifacts and
> if possible also send me the videos where this are happening.

Most videos will show it, though it varies with level and scaling amount.

The Pendulum vid I uploaded in the bicubic thread will show it.

https://drive.google.com/file/d/0BxP5-S1t9VEEaHZEM203RFpyNEE/view?usp=sharing

The artifacts vary between similar to what Christian posted, sometimes
half the image missing. fullscreen looks different to unscaled with
pendulum.

Here's a screen recording going through the levels window then fullscreen
starting at bicubic to give a "good" as reference.

https://drive.google.com/file/d/0BxP5-S1t9VEEYXBFZ3dNeVJoRnc/view?usp=sharing