[FFmpeg-devel] [PATCH v3] libavfilter: add a gblur_vulkan filter

Wu, Jianhua jianhua.wu at intel.com
Sat Sep 18 04:37:11 EEST 2021


> Lynne wrote:
> Sent: Friday, September 17, 2021 6:35 PM
> To: FFmpeg development discussions and patches <ffmpeg-
> devel at ffmpeg.org>
> Subject: Re: [FFmpeg-devel] [PATCH v3] libavfilter: add a gblur_vulkan filter
> 
> Sep 17, 2021, 03:50 by jianhua.wu at intel.com:
> 
> > Ping.
> >
> >> From: Wu, Jianhua <jianhua.wu at intel.com>
> >> Sent: Thursday, September 9, 2021 1:45 PM
> >> To: ffmpeg-devel at ffmpeg.org
> >> Cc: Wu, Jianhua <jianhua.wu at intel.com>
> >> Subject: [PATCH v3] libavfilter: add a gblur_vulkan filter
> >>
> >> This commit adds a powerful and customizable gblur Vulkan filter,
> >> which provides a maximum 127x127 kernel size of Gaussian Filter.
> >> The size could be adjusted by requirements on quality or performance.
> >>
> >> The following command is on how to apply gblur_vulkan filter:
> >>
> >> ffmpeg -init_hw_device vulkan=vul:0 -filter_hw_device vul -i
> >> input.264 -vf
> >>
> hwupload=extra_hw_frames=16,gblur_vulkan,hwdownload,format=yuv420
> >> p
> >> output.264
> >>
> >> Signed-off-by: Wu Jianhua <jianhua.wu at intel.com>
> >> ---
> >>  configure                     |   1 +
> >>  libavfilter/Makefile          |   1 +
> >>  libavfilter/allfilters.c      |   1 +
> >>  libavfilter/vf_gblur_vulkan.c | 511
> >> ++++++++++++++++++++++++++++++++++
> >>  4 files changed, 514 insertions(+)
> >>
> >
> > Hi  there,
> >
> > Any update?
> >
> 
> Yes, I'm working on Vulkan. I'd like to have the sync changes merged before I
> add any new Vulkan code.
> 

Got it. Looking forward to your update.


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