[FFmpeg-devel] [PATCHv2] lavfi: add gblur_opencl filter

[Paul B Mahol]

On 5/8/19, Song, Ruiling <ruiling.song at intel.com> wrote:
>
>
>> -----Original Message-----
>> From: ffmpeg-devel [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf
>> Of Dylan Fernando
>> Sent: Tuesday, May 7, 2019 8:27 AM
>> To: ffmpeg-devel at ffmpeg.org
>> Subject: Re: [FFmpeg-devel] [PATCHv2] lavfi: add gblur_opencl filter
>>
>> Anyone have any comments/feedback?
> I think unsharp_opencl with a negative amount should do similar thing as
> this one.

Not really.

> What's the difference? Better quality? or better speed?

This one can blur image with larger radius.

But why step parameter was removed?