From: sunyuechi <sunyue...@iscas.ac.cn>
C908:
vp8_loop_filter8uv_v_c: 745.5
vp8_loop_filter8uv_v_rvv_i32: 467.2
vp8_loop_filter16y_h_c: 674.2
vp8_loop_filter16y_h_rvv_i32: 553.0
vp8_loop_filter16y_v_c: 732.7
vp8_loop_filter16y_v_rvv_i32: 324.5
---
libavcodec/riscv/vp8dsp_init.c | 4 +++
libavcodec/riscv/vp8dsp_rvv.S | 57 ++++++++++++++++++++++++++++++++++
2 files changed, 61 insertions(+)
diff --git a/libavcodec/riscv/vp8dsp_init.c b/libavcodec/riscv/vp8dsp_init.c
index 4f38abba93..35c1646dab 100644
--- a/libavcodec/riscv/vp8dsp_init.c
+++ b/libavcodec/riscv/vp8dsp_init.c
@@ -130,6 +130,10 @@ av_cold void ff_vp8dsp_init_riscv(VP8DSPContext *c)
c->vp8_idct_dc_add4uv = ff_vp8_idct_dc_add4uv_rvv;
}
+ c->vp8_v_loop_filter16y = ff_vp8_v_loop_filter16_rvv;
+ c->vp8_h_loop_filter16y = ff_vp8_h_loop_filter16_rvv;
+ c->vp8_v_loop_filter8uv = ff_vp8_v_loop_filter8uv_rvv;
+
c->vp8_v_loop_filter16y_inner = ff_vp8_v_loop_filter16_inner_rvv;
c->vp8_h_loop_filter16y_inner = ff_vp8_h_loop_filter16_inner_rvv;
c->vp8_v_loop_filter8uv_inner = ff_vp8_v_loop_filter8uv_inner_rvv;
diff --git a/libavcodec/riscv/vp8dsp_rvv.S b/libavcodec/riscv/vp8dsp_rvv.S
index d7e8b6ae58..360d79bc22 100644
--- a/libavcodec/riscv/vp8dsp_rvv.S
+++ b/libavcodec/riscv/vp8dsp_rvv.S
@@ -230,6 +230,33 @@ endfunc
vsra.vi v24, v24, 1 // (f1 + 1) >> 1;
vadd.vv v8, v18, v24
vsub.vv v10, v20, v24
+ .else
+ li t5, 27
+ li t3, 9
+ li a7, 18
+ vwmul.vx v2, v11, t5
+ vwmul.vx v6, v11, t3
+ vwmul.vx v4, v11, a7
+ vsetvlstatic16 \len
+ li a7, 63
+ vzext.vf2 v14, v15 // p2
+ vzext.vf2 v24, v10 // q2
+ vadd.vx v2, v2, a7
+ vadd.vx v4, v4, a7
+ vadd.vx v6, v6, a7
+ vsra.vi v2, v2, 7 // a0
+ vsra.vi v12, v4, 7 // a1
+ vsra.vi v6, v6, 7 // a2
+ vadd.vv v14, v14, v6 // p2 + a2
+ vsub.vv v22, v24, v6 // q2 - a2
+ vsub.vv v10, v20, v12 // q1 - a1
+ vadd.vv v4, v8, v2 // p0 + a0
+ vsub.vv v6, v16, v2 // q0 - a0
+ vadd.vv v8, v12, v18 // a1 + p1
+ vmax.vx v4, v4, zero
+ vmax.vx v6, v6, zero
+ vmax.vx v14, v14, zero
+ vmax.vx v16, v22, zero
.endif
vmax.vx v8, v8, zero
@@ -250,6 +277,17 @@ endfunc
vsse8.v v6, (a6), \stride, v0.t
vsse8.v v7, (t4), \stride, v0.t
.endif
+ .if !\inner
+ vnclipu.wi v14, v14, 0
+ vnclipu.wi v16, v16, 0
+ .ifc \type,v
+ vse8.v v14, (t0), v0.t
+ vse8.v v16, (t6), v0.t
+ .else
+ vsse8.v v14, (t0), \stride, v0.t
+ vsse8.v v16, (t6), \stride, v0.t
+ .endif
+ .endif
.endif
.endm
@@ -284,6 +322,25 @@ func ff_vp8_v_loop_filter8uv_inner_rvv, zve32x
ret
endfunc
+func ff_vp8_v_loop_filter16_rvv, zve32x
+ vsetvlstatic8 16
+ filter 16 v 1 0 a0 a1 a2 a3 a4
+ ret
+endfunc
+
+func ff_vp8_h_loop_filter16_rvv, zve32x
+ vsetvlstatic8 16
+ filter 16 h 1 0 a0 a1 a2 a3 a4
+ ret
+endfunc
+
+func ff_vp8_v_loop_filter8uv_rvv, zve32x
+ vsetvlstatic8 8
+ filter 8 v 1 0 a0 a2 a3 a4 a5
+ filter 8 v 1 0 a1 a2 a3 a4 a5
+ ret
+endfunc
+
.macro bilin_h_load dst len
vsetvlstatic8 \len + 1
vle8.v \dst, (a2)
--
2.45.0
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