[FFmpeg-devel] [PATCH V3 1/2] avfilter/vf_gblur: add x86 SIMD optimizations

[Song, Ruiling]

> -----Original Message-----
> From: ffmpeg-devel [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf
> Of Adam Sampson
> Sent: Wednesday, June 12, 2019 8:21 PM
> To: ffmpeg-devel at ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH V3 1/2] avfilter/vf_gblur: add x86 SIMD
> optimizations
> 
> Hi Ruiling,
> 
> Ruiling Song <ruiling.song at intel.com> writes:
> 
> This breaks the build for me on x86-32 -- the asm helpers in
> vf_gblur.asm are only defined on x86-64, but vf_gblur_init.c expects
> them to exist on both architectures.
> 
> ld: libavfilter/libavfilter.so: undefined reference to `ff_horiz_slice_avx2'
> ld: libavfilter/libavfilter.so: undefined reference to `ff_horiz_slice_sse4'
> collect2: error: ld returned 1 exit status
> 
> Adding "#if ARCH_X86_64" conditionals to vf_gblur_init.c fixes it.
Thank you for reporting this. Sorry for that. Thank you James for fixing it.

> 
> Thanks,
> 
> --
> Adam Sampson <ats at offog.org>                         <http://offog.org/>
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