From: sunyuechi <sunyue...@iscas.ac.cn>
C908:
vp8_loop_filter8uv_inner_v_c: 738.2
vp8_loop_filter8uv_inner_v_rvv_i32: 455.2
vp8_loop_filter16y_inner_h_c: 685.0
vp8_loop_filter16y_inner_h_rvv_i32: 497.0
vp8_loop_filter16y_inner_v_c: 743.7
vp8_loop_filter16y_inner_v_rvv_i32: 295.7
---
libavcodec/riscv/vp8dsp_init.c | 4 ++
libavcodec/riscv/vp8dsp_rvv.S | 104 +++++++++++++++++++++++++++++++++
2 files changed, 108 insertions(+)
diff --git a/libavcodec/riscv/vp8dsp_init.c b/libavcodec/riscv/vp8dsp_init.c
index 6037c86e19..4f38abba93 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_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;
+
c->vp8_v_loop_filter_simple = ff_vp8_v_loop_filter16_simple_rvv;
c->vp8_h_loop_filter_simple = ff_vp8_h_loop_filter16_simple_rvv;
}
diff --git a/libavcodec/riscv/vp8dsp_rvv.S b/libavcodec/riscv/vp8dsp_rvv.S
index bef5f0ebdc..d7e8b6ae58 100644
--- a/libavcodec/riscv/vp8dsp_rvv.S
+++ b/libavcodec/riscv/vp8dsp_rvv.S
@@ -95,6 +95,13 @@ func ff_vp8_idct_dc_add4uv_rvv, zve32x
ret
endfunc
+.macro filter_abs dst diff fI
+ vneg.v v8, \diff
+ vmax.vv \dst, v8, \diff
+ vmsleu.vx v8, \dst, \fI
+ vmand.mm v27, v27, v8
+.endm
+
.macro filter_fmin len a f1 p0f2 q0f1
vsetvlstatic16 \len
vsext.vf2 \q0f1, \a
@@ -120,6 +127,16 @@ endfunc
vle8.v v11, (t4)
vle8.v v17, (t1)
vle8.v v22, (\dst)
+ .if \normal
+ sub t3, t2, a6
+ sub t0, t1, a6
+ add t6, \dst, a6
+ add a7, t4, a6
+ vle8.v v2, (t3)
+ vle8.v v15, (t0)
+ vle8.v v10, (t6)
+ vle8.v v14, (a7)
+ .endif
.else
addi t1, \dst, -1
addi a6, \dst, -2
@@ -128,9 +145,27 @@ endfunc
vlse8.v v11, (t4), \stride
vlse8.v v17, (t1), \stride
vlse8.v v22, (\dst), \stride
+ .if \normal
+ addi t5, \dst, -4
+ addi t0, \dst, -3
+ addi t6, \dst, 2
+ addi a7, \dst, 3
+ vlse8.v v2, (t5), \stride
+ vlse8.v v15, (t0), \stride
+ vlse8.v v10, (t6), \stride
+ vlse8.v v14, (a7), \stride
+ .endif
.endif
vwsubu.vv v12, v1, v11 // p1-q1
vwsubu.vv v24, v22, v17 // q0-p0
+.if \normal
+ vwsubu.vv v30, v1, v17
+ vwsubu.vv v20, v11, v22
+ vwsubu.vv v28, v1, v15
+ vwsubu.vv v4, v2, v15
+ vwsubu.vv v6, v10, v11
+ vwsubu.vv v2, v14, v10
+.endif
vnclip.wi v23, v12, 0
vsetvlstatic16 \len
// vp8_simple_limit(dst + i, stride, flim)
@@ -142,6 +177,25 @@ endfunc
vsrl.vi v18, v18, 1
vmacc.vx v18, a7, v8
vmsleu.vx v0, v18, \fE
+.if \normal
+ vneg.v v18, v30
+ vmax.vv v30, v18, v30
+ vmsleu.vx v27, v30, \fI
+ filter_abs v18 v28 \fI
+ filter_abs v18 v4 \fI
+ filter_abs v18 v6 \fI
+ filter_abs v18 v2 \fI
+ filter_abs v20 v20 \fI
+ vmand.mm v27, v0, v27 // vp8_simple_limit && normal
+
+ vmsgtu.vx v20, v20, \thresh // hev
+ vmsgtu.vx v3, v30, \thresh
+ vmor.mm v3, v3, v20 // v3 = hev: > thresh
+ vzext.vf2 v18, v1 // v18 = p1
+ vmand.mm v0, v27, v3 // v0 = normal && hev
+ vzext.vf2 v20, v11 // v12 = q1
+ vmnot.m v3, v3 // v3 = !hv
+.endif
li t5, 3
li a7, 124
@@ -166,6 +220,37 @@ endfunc
vsse8.v v6, (\dst), \stride, v0.t
.endif
+.if \normal
+ vmand.mm v0, v27, v3 // vp8_normal_limit & !hv
+
+ .if \inner
+ vnclip.wi v30, v30, 0
+ filter_fmin \len v30 v24 v4 v6
+ vadd.vi v24, v24, 1
+ vsra.vi v24, v24, 1 // (f1 + 1) >> 1;
+ vadd.vv v8, v18, v24
+ vsub.vv v10, v20, v24
+ .endif
+
+ vmax.vx v8, v8, zero
+ vmax.vx v10, v10, zero
+ vsetvlstatic8 \len
+ vnclipu.wi v4, v4, 0
+ vnclipu.wi v5, v6, 0
+ vnclipu.wi v6, v8, 0
+ vnclipu.wi v7, v10, 0
+ .ifc \type,v
+ vse8.v v4, (t1), v0.t
+ vse8.v v5, (\dst), v0.t
+ vse8.v v6, (t2), v0.t
+ vse8.v v7, (t4), v0.t
+ .else
+ vsse8.v v4, (t1), \stride, v0.t
+ vsse8.v v5, (\dst), \stride, v0.t
+ vsse8.v v6, (a6), \stride, v0.t
+ vsse8.v v7, (t4), \stride, v0.t
+ .endif
+.endif
.endm
func ff_vp8_v_loop_filter16_simple_rvv, zve32x
@@ -180,6 +265,25 @@ func ff_vp8_h_loop_filter16_simple_rvv, zve32x
ret
endfunc
+func ff_vp8_h_loop_filter16_inner_rvv, zve32x
+ vsetvlstatic8 16
+ filter 16 h 1 1 a0 a1 a2 a3 a4
+ ret
+endfunc
+
+func ff_vp8_v_loop_filter16_inner_rvv, zve32x
+ vsetvlstatic8 16
+ filter 16 v 1 1 a0 a1 a2 a3 a4
+ ret
+endfunc
+
+func ff_vp8_v_loop_filter8uv_inner_rvv, zve32x
+ vsetvlstatic8 8
+ filter 8 v 1 1 a0 a2 a3 a4 a5
+ filter 8 v 1 1 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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