[FFmpeg-devel] [PATCH v3 6/9] lavc/vp9dsp: R-V V mc bilin h v

flow gg hlefthleft at gmail.com
Sat May 18 21:18:24 EEST 2024


fixed in v4

Rémi Denis-Courmont <remi at remlab.net> 于2024年5月18日周六 23:56写道:

> Le maanantaina 13. toukokuuta 2024, 19.59.23 EEST uk7b at foxmail.com a
> écrit :
> > From: sunyuechi <sunyuechi at iscas.ac.cn>
> >
> > C908:
> > vp9_avg_bilin_4h_8bpp_c: 5.2
> > vp9_avg_bilin_4h_8bpp_rvv_i64: 2.2
> > vp9_avg_bilin_4v_8bpp_c: 5.5
> > vp9_avg_bilin_4v_8bpp_rvv_i64: 2.2
> > vp9_avg_bilin_8h_8bpp_c: 20.0
> > vp9_avg_bilin_8h_8bpp_rvv_i64: 4.5
> > vp9_avg_bilin_8v_8bpp_c: 21.0
> > vp9_avg_bilin_8v_8bpp_rvv_i64: 4.2
> > vp9_avg_bilin_16h_8bpp_c: 78.2
> > vp9_avg_bilin_16h_8bpp_rvv_i64: 9.0
> > vp9_avg_bilin_16v_8bpp_c: 82.0
> > vp9_avg_bilin_16v_8bpp_rvv_i64: 9.0
> > vp9_avg_bilin_32h_8bpp_c: 325.5
> > vp9_avg_bilin_32h_8bpp_rvv_i64: 26.2
> > vp9_avg_bilin_32v_8bpp_c: 326.2
> > vp9_avg_bilin_32v_8bpp_rvv_i64: 26.2
> > vp9_avg_bilin_64h_8bpp_c: 1265.7
> > vp9_avg_bilin_64h_8bpp_rvv_i64: 91.5
> > vp9_avg_bilin_64v_8bpp_c: 1317.0
> > vp9_avg_bilin_64v_8bpp_rvv_i64: 91.2
> > vp9_put_bilin_4h_8bpp_c: 4.5
> > vp9_put_bilin_4h_8bpp_rvv_i64: 1.7
> > vp9_put_bilin_4v_8bpp_c: 4.7
> > vp9_put_bilin_4v_8bpp_rvv_i64: 1.7
> > vp9_put_bilin_8h_8bpp_c: 17.0
> > vp9_put_bilin_8h_8bpp_rvv_i64: 3.5
> > vp9_put_bilin_8v_8bpp_c: 18.0
> > vp9_put_bilin_8v_8bpp_rvv_i64: 3.5
> > vp9_put_bilin_16h_8bpp_c: 65.2
> > vp9_put_bilin_16h_8bpp_rvv_i64: 7.5
> > vp9_put_bilin_16v_8bpp_c: 85.7
> > vp9_put_bilin_16v_8bpp_rvv_i64: 7.5
> > vp9_put_bilin_32h_8bpp_c: 257.5
> > vp9_put_bilin_32h_8bpp_rvv_i64: 23.5
> > vp9_put_bilin_32v_8bpp_c: 274.5
> > vp9_put_bilin_32v_8bpp_rvv_i64: 23.5
> > vp9_put_bilin_64h_8bpp_c: 1040.5
> > vp9_put_bilin_64h_8bpp_rvv_i64: 82.5
> > vp9_put_bilin_64v_8bpp_c: 1108.7
> > vp9_put_bilin_64v_8bpp_rvv_i64: 82.2
> > ---
> >  libavcodec/riscv/vp9_mc_rvv.S  | 43 ++++++++++++++++++++++++++++++++++
> >  libavcodec/riscv/vp9dsp_init.c | 21 +++++++++++++++++
> >  2 files changed, 64 insertions(+)
> >
> > diff --git a/libavcodec/riscv/vp9_mc_rvv.S
> b/libavcodec/riscv/vp9_mc_rvv.S
> > index 5d917e7b98..986cc3760d 100644
> > --- a/libavcodec/riscv/vp9_mc_rvv.S
> > +++ b/libavcodec/riscv/vp9_mc_rvv.S
> > @@ -53,6 +53,49 @@ func ff_avg\len\()_rvv, zve32x
> >  endfunc
> >  .endm
> >
> > +.macro bilin_load dst len op type mn
> > +.ifc \type,v
> > +        add             t5, a2, a3
> > +.elseif \type == h
> > +        addi            t5, a2, 1
> > +.endif
> > +        vle8.v          v8, (a2)
> > +        vle8.v          v0, (t5)
> > +        vwmulu.vx       v16, v0, \mn
> > +        vwmaccsu.vx     v16, t1, v8
> > +        vwadd.wx        v16, v16, t4
> > +        vnsra.wi        v16, v16, 4
> > +        vadd.vv         \dst, v16, v8
> > +.ifc \op,avg
> > +        vle8.v          v16, (a0)
> > +        vaaddu.vv       \dst, \dst, v16
> > +.endif
> > +.endm
> > +
> > +.macro bilin_h_v len op type mn
> > +func ff_\op\()_bilin_\len\()\type\()_rvv, zve32x
> > +.ifc \op,avg
> > +        csrwi           vxrm, 0
> > +.endif
> > +        vsetvlstatic8   \len t0 64
> > +        li              t4, 8
> > +        neg             t1, \mn
> > +1:
> > +        addi            a4, a4, -1
> > +        bilin_load      v0, \len, \op, \type, \mn
> > +        vse8.v          v0, (a0)
> > +        add             a2, a2, a3
> > +        add             a0, a0, a1
> > +        bnez            a4, 1b
> > +
> > +        ret
> > +endfunc
> > +.endm
> > +
> >  .irp len 64, 32, 16, 8, 4
>
> Missing comma after len
>
> >          copy_avg \len
> > +        .irp op put avg
> > +                bilin_h_v \len \op h a5
> > +                bilin_h_v \len \op v a6
> > +        .endr
> >  .endr
> > diff --git a/libavcodec/riscv/vp9dsp_init.c
> b/libavcodec/riscv/vp9dsp_init.c
> > index 1922484a1d..ec6db51774 100644
> > --- a/libavcodec/riscv/vp9dsp_init.c
> > +++ b/libavcodec/riscv/vp9dsp_init.c
> > @@ -63,6 +63,27 @@ static av_cold void vp9dsp_mc_init_riscv(VP9DSPContext
> > *dsp, int bpp) init_fpel(3, 8);
> >      init_fpel(4, 4);
> >
> > +    dsp->mc[0][FILTER_BILINEAR ][0][0][1] = ff_put_bilin_64v_rvv;
> > +    dsp->mc[0][FILTER_BILINEAR ][0][1][0] = ff_put_bilin_64h_rvv;
> > +    dsp->mc[0][FILTER_BILINEAR ][1][0][1] = ff_avg_bilin_64v_rvv;
> > +    dsp->mc[0][FILTER_BILINEAR ][1][1][0] = ff_avg_bilin_64h_rvv;
> > +    dsp->mc[1][FILTER_BILINEAR ][0][0][1] = ff_put_bilin_32v_rvv;
> > +    dsp->mc[1][FILTER_BILINEAR ][0][1][0] = ff_put_bilin_32h_rvv;
> > +    dsp->mc[1][FILTER_BILINEAR ][1][0][1] = ff_avg_bilin_32v_rvv;
> > +    dsp->mc[1][FILTER_BILINEAR ][1][1][0] = ff_avg_bilin_32h_rvv;
> > +    dsp->mc[2][FILTER_BILINEAR ][0][0][1] = ff_put_bilin_16v_rvv;
> > +    dsp->mc[2][FILTER_BILINEAR ][0][1][0] = ff_put_bilin_16h_rvv;
> > +    dsp->mc[2][FILTER_BILINEAR ][1][0][1] = ff_avg_bilin_16v_rvv;
> > +    dsp->mc[2][FILTER_BILINEAR ][1][1][0] = ff_avg_bilin_16h_rvv;
> > +    dsp->mc[3][FILTER_BILINEAR ][0][0][1] = ff_put_bilin_8v_rvv;
> > +    dsp->mc[3][FILTER_BILINEAR ][0][1][0] = ff_put_bilin_8h_rvv;
> > +    dsp->mc[3][FILTER_BILINEAR ][1][0][1] = ff_avg_bilin_8v_rvv;
> > +    dsp->mc[3][FILTER_BILINEAR ][1][1][0] = ff_avg_bilin_8h_rvv;
> > +    dsp->mc[4][FILTER_BILINEAR ][0][0][1] = ff_put_bilin_4v_rvv;
> > +    dsp->mc[4][FILTER_BILINEAR ][0][1][0] = ff_put_bilin_4h_rvv;
> > +    dsp->mc[4][FILTER_BILINEAR ][1][0][1] = ff_avg_bilin_4v_rvv;
> > +    dsp->mc[4][FILTER_BILINEAR ][1][1][0] = ff_avg_bilin_4h_rvv;
> > +
> >  #undef init_fpel
> >      }
> >  #endif
>
>
> --
> レミ・デニ-クールモン
> http://www.remlab.net/
>
>
>
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