[FFmpeg-devel] [PATCH 2/4] lavc/vp9dsp: R-V V mc bilin hv
uk7b at foxmail.com
uk7b at foxmail.com
Thu Aug 1 15:08:49 EEST 2024
From: sunyuechi <sunyuechi at iscas.ac.cn>
C908 X60
vp9_avg_bilin_4hv_8bpp_c : 10.7 9.5
vp9_avg_bilin_4hv_8bpp_rvv_i32 : 4.0 3.5
vp9_avg_bilin_8hv_8bpp_c : 38.5 34.2
vp9_avg_bilin_8hv_8bpp_rvv_i32 : 7.2 6.5
vp9_avg_bilin_16hv_8bpp_c : 147.2 130.5
vp9_avg_bilin_16hv_8bpp_rvv_i32 : 14.5 12.7
vp9_avg_bilin_32hv_8bpp_c : 574.2 509.7
vp9_avg_bilin_32hv_8bpp_rvv_i32 : 42.5 38.0
vp9_avg_bilin_64hv_8bpp_c : 2321.2 2017.7
vp9_avg_bilin_64hv_8bpp_rvv_i32 : 163.5 131.0
vp9_put_bilin_4hv_8bpp_c : 10.0 8.7
vp9_put_bilin_4hv_8bpp_rvv_i32 : 3.5 3.0
vp9_put_bilin_8hv_8bpp_c : 35.2 31.2
vp9_put_bilin_8hv_8bpp_rvv_i32 : 6.5 5.7
vp9_put_bilin_16hv_8bpp_c : 134.0 119.0
vp9_put_bilin_16hv_8bpp_rvv_i32 : 12.7 11.5
vp9_put_bilin_32hv_8bpp_c : 538.5 464.2
vp9_put_bilin_32hv_8bpp_rvv_i32 : 39.7 35.2
vp9_put_bilin_64hv_8bpp_c : 2111.7 1833.2
vp9_put_bilin_64hv_8bpp_rvv_i32 : 138.5 122.5
---
libavcodec/riscv/vp9_mc_rvv.S | 38 +++++++++++++++++++++++++++++++++-
libavcodec/riscv/vp9dsp_init.c | 10 +++++++++
2 files changed, 47 insertions(+), 1 deletion(-)
diff --git a/libavcodec/riscv/vp9_mc_rvv.S b/libavcodec/riscv/vp9_mc_rvv.S
index 2fe8e5b6d3..4faf932100 100644
--- a/libavcodec/riscv/vp9_mc_rvv.S
+++ b/libavcodec/riscv/vp9_mc_rvv.S
@@ -148,6 +148,40 @@ func ff_\op\()_vp9_bilin_64\type\()_rvv, zve32x
endfunc
.endm
+.macro bilin_hv op
+func ff_\op\()_vp9_bilin_64hv_rvv, zve32x
+ vsetvlstatic8 64, t0, 64
+.Lbilin_hv\op:
+.ifc \op,avg
+ csrwi vxrm, 0
+.endif
+ neg t1, a5
+ neg t2, a6
+ li t4, 8
+ bilin_load_h v24, put, a5
+ add a2, a2, a3
+1:
+ addi a4, a4, -1
+ bilin_load_h v4, put, a5
+ vwmulu.vx v16, v4, a6
+ vwmaccsu.vx v16, t2, v24
+ vwadd.wx v16, v16, t4
+ vnsra.wi v16, v16, 4
+ vadd.vv v0, v16, v24
+.ifc \op,avg
+ vle8.v v16, (a0)
+ vaaddu.vv v0, v0, v16
+.endif
+ vse8.v v0, (a0)
+ vmv.v.v v24, v4
+ add a2, a2, a3
+ add a0, a0, a1
+ bnez a4, 1b
+
+ ret
+endfunc
+.endm
+
.irp len, 64, 32, 16, 8, 4
copy_avg \len
.endr
@@ -156,6 +190,8 @@ bilin_h_v put, h, a5
bilin_h_v avg, h, a5
bilin_h_v put, v, a6
bilin_h_v avg, v, a6
+bilin_hv put
+bilin_hv avg
.macro func_bilin_h_v len, op, type
func ff_\op\()_vp9_bilin_\len\()\type\()_rvv, zve32x
@@ -166,7 +202,7 @@ endfunc
.irp len, 32, 16, 8, 4
.irp op, put, avg
- .irp type, h, v
+ .irp type, h, v, hv
func_bilin_h_v \len, \op, \type
.endr
.endr
diff --git a/libavcodec/riscv/vp9dsp_init.c b/libavcodec/riscv/vp9dsp_init.c
index 83dbe1b5d9..d53852f673 100644
--- a/libavcodec/riscv/vp9dsp_init.c
+++ b/libavcodec/riscv/vp9dsp_init.c
@@ -83,6 +83,16 @@ static av_cold void vp9dsp_mc_init_riscv(VP9DSPContext *dsp, int bpp)
dsp->mc[4][FILTER_BILINEAR ][0][1][0] = ff_put_vp9_bilin_4h_rvv;
dsp->mc[4][FILTER_BILINEAR ][1][0][1] = ff_avg_vp9_bilin_4v_rvv;
dsp->mc[4][FILTER_BILINEAR ][1][1][0] = ff_avg_vp9_bilin_4h_rvv;
+ dsp->mc[0][FILTER_BILINEAR ][0][1][1] = ff_put_vp9_bilin_64hv_rvv;
+ dsp->mc[0][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_64hv_rvv;
+ dsp->mc[1][FILTER_BILINEAR ][0][1][1] = ff_put_vp9_bilin_32hv_rvv;
+ dsp->mc[1][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_32hv_rvv;
+ dsp->mc[2][FILTER_BILINEAR ][0][1][1] = ff_put_vp9_bilin_16hv_rvv;
+ dsp->mc[2][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_16hv_rvv;
+ dsp->mc[3][FILTER_BILINEAR ][0][1][1] = ff_put_vp9_bilin_8hv_rvv;
+ dsp->mc[3][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_8hv_rvv;
+ dsp->mc[4][FILTER_BILINEAR ][0][1][1] = ff_put_vp9_bilin_4hv_rvv;
+ dsp->mc[4][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_4hv_rvv;
#undef init_fpel
}
--
2.46.0
More information about the ffmpeg-devel
mailing list