> -----Original Message----- > From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf > Of Reimar D?ffinger > Sent: Wednesday, June 12, 2019 1:51 PM > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [FFmpeg-cvslog] avfilter/vf_gblur: add x86 > SIMD optimizations > > > > On 12.06.2019, at 03:00, Ruiling Song <g...@videolan.org> wrote: > > > ffmpeg | branch: master | Ruiling Song <ruiling.s...@intel.com> | Wed > May 15 17:54:10 2019 +0800| [83f9da77684e7ea0d8e9f9712ec716424140043a] > | committer: Ruiling Song > > > > avfilter/vf_gblur: add x86 SIMD optimizations > > > > The horizontal pass get ~2x performance with the patch > > under single thread. > > > > Tested overall performance using the command(avx2 enabled): > > ./ffmpeg -i 1080p.mp4 -vf gblur -f null /dev/null > > ./ffmpeg -i 1080p.mp4 -vf gblur=threads=1 -f null /dev/null > > For single thread, the fps improves from 43 to 60, about 40%. > > For multi-thread, the fps improves from 110 to 130, about 20%. > > > > Signed-off-by: Ruiling Song <ruiling.s...@intel.com> > > > >> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=83f9da77684e7e > a0d8e9f9712ec716424140043a > > --- > > > > libavfilter/gblur.h | 55 ++++++++++++ > > libavfilter/vf_gblur.c | 71 +++++++-------- > > libavfilter/x86/Makefile | 2 + > > libavfilter/x86/vf_gblur.asm | 185 > ++++++++++++++++++++++++++++++++++++++++ > > libavfilter/x86/vf_gblur_init.c | 36 ++++++++ > > 5 files changed, 310 insertions(+), 39 deletions(-) > > > > diff --git a/libavfilter/gblur.h b/libavfilter/gblur.h > > new file mode 100644 > > index 0000000000..87129801de > > --- /dev/null > > +++ b/libavfilter/gblur.h > > @@ -0,0 +1,55 @@ > > +/* > > + * Copyright (c) 2011 Pascal Getreuer > > + * Copyright (c) 2016 Paul B Mahol > > + * > > + * Redistribution and use in source and binary forms, with or without > modification, > > + * are permitted provided that the following conditions are met: > > + * > > + * * Redistributions of source code must retain the above copyright > > + * notice, this list of conditions and the following disclaimer. > > + * * Redistributions in binary form must reproduce the above > > + * copyright notice, this list of conditions and the following > > + * disclaimer in the documentation and/or other materials provided > > + * with the distribution. > > Where does this license come from? The license is from vf_gblur.c, because the code was copied from there. If I read correctly, this is "Simplified BSD License".
> Is that even GPL-compatible? > I mean how is someone compiling ffmpeg even supposed to know > they have to put this license text in their documentation? > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
