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avcodec/x86/vp8dsp: Reduce number of coefficient tables

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By changing the permutations used in the epel8_h{4,6} case
we can simply reuse the coefficient tables from the vertical epel
filters.

Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2025-11-24 20:32:58 +01:00
parent 99fb257f58
commit 575e9e9c08
1 changed files with 17 additions and 37 deletions
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54
libavcodec/x86/vp8dsp.asm
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@@ -43,15 +43,6 @@ sixtap_filter4_hb_m: times 8 db 2, -11
times 4 db 36, -11
times 4 db 108, 2
fourtap_filter_hb_m: times 8 db -6, 123
times 8 db 12, -1
times 8 db -9, 93
times 8 db 50, -6
times 8 db -6, 50
times 8 db 93, -9
times 8 db -1, 12
times 8 db 123, -6
fourtap_filter_b_m: times 8 db -6, 12
times 8 db 123, -1
times 8 db -9, 50
@@ -61,16 +52,6 @@ fourtap_filter_b_m: times 8 db -6, 12
times 8 db -1, 123
times 8 db 12, -6
sixtap_filter_hb_m: times 8 db 2, 1
times 8 db -11, 108
times 8 db 36, -8
times 8 db 3, 3
times 8 db -16, 77
times 8 db 77, -16
times 8 db 1, 2
times 8 db -8, 36
times 8 db 108, -11
sixtap_filter_b_m: times 8 db 2, 36
times 8 db -11, -8
times 8 db 108, 1
@@ -134,10 +115,8 @@ bilinear_filter_vb_m: times 8 db 7, 1
times 8 db 1, 7
%if PIC
%define fourtap_filter_hb picregq
%define fourtap_filter_b picregq
%define fourtap_filter4_b picregq
%define sixtap_filter_hb picregq
%define sixtap_filter_b picregq
%define sixtap_filter4_hb picregq
%define fourtap_filter_v picregq
@@ -146,10 +125,8 @@ bilinear_filter_vb_m: times 8 db 7, 1
%define bilinear_filter_vb picregq
%define npicregs 1
%else
%define fourtap_filter_hb fourtap_filter_hb_m
%define fourtap_filter_b fourtap_filter_b_m
%define fourtap_filter4_b fourtap_filter4_b_m
%define sixtap_filter_hb sixtap_filter_hb_m
%define sixtap_filter_b sixtap_filter_b_m
%define sixtap_filter4_hb sixtap_filter4_hb_m
%define fourtap_filter_v fourtap_filter_v_m
@@ -161,12 +138,15 @@ bilinear_filter_vb_m: times 8 db 7, 1
filter4_h4_shuf: db 0, 1, 1, 2, 2, 3, 3, 4, 2, 3, 3, 4, 4, 5, 5, 6
filter4_h6_shuf: db 1, 3, 2, 4, 3, 5, 4, 6, 2, 4, 3, 5, 4, 6, 5, 7
filter_h2_shuf: db 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8
filter_h4_shuf: db 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10
filter_h6_shuf1: db 0, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 10, 6, 11, 7, 12
filter_h6_shuf2: db 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9
filter_h6_shuf3: db 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11
filter_h4_shuf1: db 0, 2, 1, 3, 2, 4, 3, 5, 4, 6, 5, 7, 6, 8, 7, 9
filter_h4_shuf2: db 1, 3, 2, 4, 3, 5, 4, 6, 5, 7, 6, 8, 7, 9, 8, 10
filter_h6_shuf1: db 0, 3, 1, 4, 2, 5, 3, 6, 4, 7, 5, 8, 6, 9, 7, 10
filter_h6_shuf2: db 1, 4, 2, 5, 3, 6, 4, 7, 5, 8, 6, 9, 7, 10, 8, 11
filter_h6_shuf3: db 2, 5, 3, 6, 4, 7, 5, 8, 6, 9, 7, 10, 8, 11, 9, 12
filter_h2_shuf: db 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8
pw_20091: times 4 dw 20091
pw_17734: times 4 dw 17734
@@ -207,11 +187,11 @@ cglobal put_vp8_epel%1_h6, 6, 6 + npicregs, 6+2*(%1==8), dst, dststride, src, sr
mova m3, [filter_h6_shuf2]
mova m4, [filter_h6_shuf3]
%if PIC
lea picregq, [sixtap_filter_hb_m]
lea picregq, [sixtap_filter_b_m]
%endif
mova m5, [sixtap_filter_hb+mxq*8-48] ; set up 6tap filter in bytes
mova m6, [sixtap_filter_hb+mxq*8-32]
mova m7, [sixtap_filter_hb+mxq*8-16]
mova m5, [sixtap_filter_b+mxq*8-48] ; set up 6tap filter in bytes
mova m6, [sixtap_filter_b+mxq*8-32]
mova m7, [sixtap_filter_b+mxq*8-16]
%endif
.nextrow:
@@ -252,13 +232,13 @@ cglobal put_vp8_epel%1_h4, 6, 6 + npicregs, 6+!!(%1 == 8), dst, dststride, src,
mova m2, [pw_256]
%if %1 == 8
shl mxd, 4
mova m3, [filter_h2_shuf]
mova m4, [filter_h4_shuf]
mova m3, [filter_h4_shuf1]
mova m4, [filter_h4_shuf2]
%if PIC
lea picregq, [fourtap_filter_hb_m]
lea picregq, [fourtap_filter_b_m]
%endif
mova m5, [fourtap_filter_hb+mxq-16] ; set up 4tap filter in bytes
mova m6, [fourtap_filter_hb+mxq]
mova m5, [fourtap_filter_b+mxq-16] ; set up 4tap filter in bytes
mova m6, [fourtap_filter_b+mxq]
%else
shl mxd, 3
mova m3, [filter4_h4_shuf]