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lavc/vp8dsp: R-V V put_epel v

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C908:
vp8_put_epel4_v4_c: 11.0
vp8_put_epel4_v4_rvv_i32: 5.0
vp8_put_epel4_v6_c: 16.5
vp8_put_epel4_v6_rvv_i32: 6.2
vp8_put_epel8_v4_c: 43.7
vp8_put_epel8_v4_rvv_i32: 11.2
vp8_put_epel8_v6_c: 68.7
vp8_put_epel8_v6_rvv_i32: 13.2
vp8_put_epel16_v4_c: 92.5
vp8_put_epel16_v4_rvv_i32: 13.7
vp8_put_epel16_v6_c: 135.7
vp8_put_epel16_v6_rvv_i32: 16.5

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
This commit is contained in:
sunyuechi 2024-05-08 00:54:08 +08:00 • committed by Rémi Denis-Courmont
parent 109daea619
commit 6e77af1c22
2 changed files with 30 additions and 11 deletions
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7
libavcodec/riscv/vp8dsp_init.c
View file

@ -90,6 +90,13 @@ av_cold void ff_vp78dsp_init_riscv(VP8DSPContext *c)
c->put_vp8_epel_pixels_tab[0][0][1] = ff_put_vp8_epel16_h4_rvv;
c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_rvv;
c->put_vp8_epel_pixels_tab[2][0][1] = ff_put_vp8_epel4_h4_rvv;
c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_rvv;
c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_rvv;
c->put_vp8_epel_pixels_tab[2][2][0] = ff_put_vp8_epel4_v6_rvv;
c->put_vp8_epel_pixels_tab[0][1][0] = ff_put_vp8_epel16_v4_rvv;
c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_rvv;
c->put_vp8_epel_pixels_tab[2][1][0] = ff_put_vp8_epel4_v4_rvv;
}
#endif
#endif

34
libavcodec/riscv/vp8dsp_rvv.S
View file

@ -161,9 +161,13 @@ const subpel_filters
.byte 0, -1, 12, 123, -6, 0
endconst
.macro epel_filter size
.macro epel_filter size type
lla t2, subpel_filters
.ifc \type,v
addi t0, a6, -1
.else
addi t0, a5, -1
.endif
li t1, 6
mul t0, t0, t1
add t0, t0, t2
@ -176,19 +180,25 @@ endconst
.endif
.endm
.macro epel_load dst len size
addi t6, a2, -1
addi a7, a2, 1
.macro epel_load dst len size type
.ifc \type,v
mv a5, a3
.else
li a5, 1
.endif
sub t6, a2, a5
add a7, a2, a5
vle8.v v24, (a2)
vle8.v v22, (t6)
vle8.v v26, (a7)
addi a7, a7, 1
add a7, a7, a5
vle8.v v28, (a7)
vwmulu.vx v16, v24, t2
vwmulu.vx v20, v26, t3
.ifc \size,6
addi t6, t6, -1
addi a7, a7, 1
sub t6, t6, a5
add a7, a7, a5
vle8.v v24, (t6)
vle8.v v26, (a7)
vwmaccu.vx v16, t0, v24
@ -206,18 +216,18 @@ endconst
vnclipu.wi \dst, v24, 0
.endm
.macro epel_load_inc dst len size
epel_load \dst \len \size
.macro epel_load_inc dst len size type
epel_load \dst \len \size \type
add a2, a2, a3
.endm
.macro epel len size type
func ff_put_vp8_epel\len\()_\type\()\size\()_rvv, zve32x
epel_filter \size
epel_filter \size \type
vsetvlstatic8 \len
1:
addi a4, a4, -1
epel_load_inc v30 \len \size
epel_load_inc v30 \len \size \type
vse8.v v30, (a0)
add a0, a0, a1
bnez a4, 1b
@ -232,4 +242,6 @@ put_vp8_bilin_h_v \len v a6
put_vp8_bilin_hv \len
epel \len 6 h
epel \len 4 h
epel \len 6 v
epel \len 4 v
.endr