2017-11-09 12:58 GMT+01:00 James Darnley <jdarn...@obe.tv>:
> --- > libavcodec/x86/lossless_videodsp.asm | 5 +++++ > libavcodec/x86/lossless_videodsp_init.c | 5 +++++ > 2 files changed, 10 insertions(+) > > diff --git a/libavcodec/x86/lossless_videodsp.asm > b/libavcodec/x86/lossless_videodsp.asm > index ba4d4f0153..5649348f86 100644 > --- a/libavcodec/x86/lossless_videodsp.asm > +++ b/libavcodec/x86/lossless_videodsp.asm > @@ -229,6 +229,11 @@ INIT_YMM avx2 > ADD_BYTES > %endif > > +%if HAVE_AVX512_EXTERNAL > +INIT_ZMM avx512 > +ADD_BYTES > +%endif > + > %macro ADD_HFYU_LEFT_LOOP_INT16 2 ; %1 = dst alignment (a/u), %2 = src > alignment (a/u) > add wd, wd > add srcq, wq > diff --git a/libavcodec/x86/lossless_videodsp_init.c > b/libavcodec/x86/lossless_videodsp_init.c > index 4f20c1ce92..80d6972f36 100644 > --- a/libavcodec/x86/lossless_videodsp_init.c > +++ b/libavcodec/x86/lossless_videodsp_init.c > @@ -26,6 +26,7 @@ > void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t w); > void ff_add_bytes_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t w); > void ff_add_bytes_avx2(uint8_t *dst, uint8_t *src, ptrdiff_t w); > +void ff_add_bytes_avx512(uint8_t *dst, uint8_t *src, ptrdiff_t w); > > void ff_add_median_pred_mmxext(uint8_t *dst, const uint8_t *top, > const uint8_t *diff, ptrdiff_t w, > @@ -119,4 +120,8 @@ void ff_llviddsp_init_x86(LLVidDSPContext *c) > if (EXTERNAL_AVX2_FAST(cpu_flags)) { > c->add_bytes = ff_add_bytes_avx2; > } > + > + if (EXTERNAL_AVX512(cpu_flags)) { > + c->add_bytes = ff_add_bytes_avx512; > + } > } > > lgtm _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel