[FFmpeg-cvslog] vp9lpf/x86: add ff_vp9_loop_filter_[vh]_88_16_{ssse3, avx}.
Clément Bœsch
git at videolan.org
Thu Mar 23 12:44:15 EET 2017
ffmpeg | branch: master | Clément Bœsch <u at pkh.me> | Sat Jan 25 17:38:42 2014 +0100| [6bea478158910b1a5cac4f3fd739cad8ec5740ed] | committer: Anton Khirnov
vp9lpf/x86: add ff_vp9_loop_filter_[vh]_88_16_{ssse3,avx}.
Signed-off-by: Anton Khirnov <anton at khirnov.net>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6bea478158910b1a5cac4f3fd739cad8ec5740ed
---
libavcodec/x86/vp9dsp_init.c | 6 ++
libavcodec/x86/vp9lpf.asm | 184 ++++++++++++++++++++++++++++++++++++-------
2 files changed, 163 insertions(+), 27 deletions(-)
diff --git a/libavcodec/x86/vp9dsp_init.c b/libavcodec/x86/vp9dsp_init.c
index 139603c..00a5798 100644
--- a/libavcodec/x86/vp9dsp_init.c
+++ b/libavcodec/x86/vp9dsp_init.c
@@ -226,6 +226,8 @@ void ff_vp9_loop_filter_h_##size1##_##size2##_##opt(uint8_t *dst, ptrdiff_t stri
lpf_funcs(16, 16, sse2);
lpf_funcs(16, 16, ssse3);
lpf_funcs(16, 16, avx);
+lpf_funcs(88, 16, ssse3);
+lpf_funcs(88, 16, avx);
#undef lpf_funcs
@@ -301,6 +303,8 @@ av_cold void ff_vp9dsp_init_x86(VP9DSPContext *dsp)
init_subpel3(1, avg, ssse3);
if (ARCH_X86_64) {
+ dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_ssse3;
+ dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_ssse3;
dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_ssse3;
dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_ssse3;
}
@@ -311,6 +315,8 @@ av_cold void ff_vp9dsp_init_x86(VP9DSPContext *dsp)
init_fpel(0, 0, 64, put, avx);
if (ARCH_X86_64) {
+ dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_avx;
+ dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_avx;
dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_avx;
dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_avx;
}
diff --git a/libavcodec/x86/vp9lpf.asm b/libavcodec/x86/vp9lpf.asm
index d4c70f5..183f3f6 100644
--- a/libavcodec/x86/vp9lpf.asm
+++ b/libavcodec/x86/vp9lpf.asm
@@ -40,6 +40,11 @@ pb_fe: times 16 db 0xfe
pw_4: times 8 dw 4
pw_8: times 8 dw 8
+; with mix functions, two 8-bit thresholds are stored in a 16-bit storage,
+; the following mask is used to splat both in the same register
+mask_mix: times 8 db 0
+ times 8 db 1
+
SECTION .text
; %1 = abs(%2-%3)
@@ -236,6 +241,38 @@ SECTION .text
SWAP %12, %14
%endmacro
+; transpose 16 half lines (high part) to 8 full centered lines
+%macro TRANSPOSE16x8B 16
+ punpcklbw m%1, m%2
+ punpcklbw m%3, m%4
+ punpcklbw m%5, m%6
+ punpcklbw m%7, m%8
+ punpcklbw m%9, m%10
+ punpcklbw m%11, m%12
+ punpcklbw m%13, m%14
+ punpcklbw m%15, m%16
+ SBUTTERFLY wd, %1, %3, %2
+ SBUTTERFLY wd, %5, %7, %2
+ SBUTTERFLY wd, %9, %11, %2
+ SBUTTERFLY wd, %13, %15, %2
+ SBUTTERFLY dq, %1, %5, %2
+ SBUTTERFLY dq, %3, %7, %2
+ SBUTTERFLY dq, %9, %13, %2
+ SBUTTERFLY dq, %11, %15, %2
+ SBUTTERFLY qdq, %1, %9, %2
+ SBUTTERFLY qdq, %3, %11, %2
+ SBUTTERFLY qdq, %5, %13, %2
+ SBUTTERFLY qdq, %7, %15, %2
+ SWAP %5, %1
+ SWAP %6, %9
+ SWAP %7, %1
+ SWAP %8, %13
+ SWAP %9, %3
+ SWAP %10, %11
+ SWAP %11, %1
+ SWAP %12, %15
+%endmacro
+
%macro DEFINE_REAL_P7_TO_Q7 0
%define P7 dst1q + 2*mstrideq
%define P6 dst1q + mstrideq
@@ -255,7 +292,7 @@ SECTION .text
%define Q7 dst2q + strideq
%endmacro
-%macro LPF_16_16 1
+%macro LOOPFILTER 2 ; %1=v/h %2=size1
lea mstrideq, [strideq]
neg mstrideq
@@ -264,8 +301,14 @@ SECTION .text
neg mstride3q
%ifidn %1, h
+%if %2 == 88
+%define movx movh
+ lea dstq, [dstq + 8*strideq - 4]
+%else
+%define movx movu
lea dstq, [dstq + 8*strideq - 8] ; go from top center (h pos) to center left (v pos)
%endif
+%endif
lea dst1q, [dstq + 2*mstride3q] ; dst1q = &dst[stride * -6]
lea dst2q, [dstq + 2* stride3q] ; dst2q = &dst[stride * +6]
@@ -273,24 +316,22 @@ SECTION .text
DEFINE_REAL_P7_TO_Q7
%ifidn %1, h
- movu m0, [P7]
- movu m1, [P6]
- movu m2, [P5]
- movu m3, [P4]
- movu m4, [P3]
- movu m5, [P2]
- movu m6, [P1]
- movu m7, [P0]
- movu m8, [Q0]
- movu m9, [Q1]
- movu m10, [Q2]
- movu m11, [Q3]
- movu m12, [Q4]
- movu m13, [Q5]
- movu m14, [Q6]
- movu m15, [Q7]
- TRANSPOSE16x16B 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, [rsp]
-
+ movx m0, [P7]
+ movx m1, [P6]
+ movx m2, [P5]
+ movx m3, [P4]
+ movx m4, [P3]
+ movx m5, [P2]
+ movx m6, [P1]
+ movx m7, [P0]
+ movx m8, [Q0]
+ movx m9, [Q1]
+ movx m10, [Q2]
+ movx m11, [Q3]
+ movx m12, [Q4]
+ movx m13, [Q5]
+ movx m14, [Q6]
+ movx m15, [Q7]
%define P7 rsp + 0
%define P6 rsp + 16
%define P5 rsp + 32
@@ -308,10 +349,15 @@ SECTION .text
%define Q6 rsp + 224
%define Q7 rsp + 240
+%if %2 != 88
+ TRANSPOSE16x16B 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, [rsp]
mova [P7], m0
mova [P6], m1
mova [P5], m2
mova [P4], m3
+%else
+ TRANSPOSE16x8B 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
+%endif
mova [P3], m4
mova [P2], m5
mova [P1], m6
@@ -320,18 +366,28 @@ SECTION .text
mova [Q1], m9
mova [Q2], m10
mova [Q3], m11
+%if %2 != 88
mova [Q4], m12
mova [Q5], m13
mova [Q6], m14
mova [Q7], m15
%endif
+%endif
; calc fm mask
+%if %2 == 16
%if cpuflag(ssse3)
pxor m0, m0
%endif
SPLATB_REG m2, I, m0 ; I I I I ...
SPLATB_REG m3, E, m0 ; E E E E ...
+%elif %2 == 88
+ mova m0, [mask_mix]
+ movd m2, Id
+ movd m3, Ed
+ pshufb m2, m0
+ pshufb m3, m0
+%endif
mova m0, [pb_80]
pxor m2, m0
pxor m3, m0
@@ -383,10 +439,15 @@ SECTION .text
ABSSUB_CMP m1, m9, m11, m6, m4, m5, m8 ; abs(p2 - p0) <= 1
pand m2, m1
ABSSUB m4, m10, m11, m5 ; abs(p1 - p0)
+%if %2 != 88
%if cpuflag(ssse3)
pxor m0, m0
%endif
SPLATB_REG m7, H, m0 ; H H H H ...
+%else
+ movd m7, Hd
+ pshufb m7, [mask_mix]
+%endif
pxor m7, m8
pxor m4, m8
pcmpgtb m0, m4, m7 ; abs(p1 - p0) > H (1/2 hev condition)
@@ -403,6 +464,7 @@ SECTION .text
ABSSUB_CMP m1, m15, m12, m6, m4, m5, m8 ; abs(q3 - q0) <= 1
pand m2, m1 ; flat8in final value
+%if %2 != 88
; (m0: hev, m2: flat8in, m3: fm, m6: pb_81, m9..15: p2 p1 p0 q0 q1 q2 q3)
; calc flat8out mask
mova m8, [P7]
@@ -428,6 +490,7 @@ SECTION .text
pand m1, m7
ABSSUB_CMP m7, m15, m12, m6, m4, m5 ; abs(q5 - q0) <= 1
pand m1, m7 ; flat8out final value
+%endif
; if (fm) {
; if (out && in) filter_14()
@@ -441,7 +504,7 @@ SECTION .text
; f2: fm & ~f14 & ~f6 & hev => fm & ~(out & in) & ~(~out & in) & hev => fm & ~in & hev
; f4: fm & ~f14 & ~f6 & ~f2 => fm & ~(out & in) & ~(~out & in) & ~(~in & hev) => fm & ~in & ~hev
- ; (m0: hev, m1: flat8out, m2: flat8in, m3: fm, m8..15: p5 p4 p1 p0 q0 q1 q6 q7)
+ ; (m0: hev, [m1: flat8out], m2: flat8in, m3: fm, m8..15: p5 p4 p1 p0 q0 q1 q6 q7)
; filter2()
mova m6, [pb_80]
pxor m15, m12, m6 ; q0 ^ 0x80
@@ -464,7 +527,7 @@ SECTION .text
MASK_APPLY m7, m12, m6, m5 ; m7 = filter2(q0) & mask / we write it in filter4()
MASK_APPLY m8, m11, m6, m5 ; m8 = filter2(p0) & mask / we write it in filter4()
- ; (m0: hev, m1: flat8out, m2: flat8in, m3: fm, m7..m8: q0' p0', m10..13: p1 p0 q0 q1, m14: pb_10, m15: q0-p0)
+ ; (m0: hev, [m1: flat8out], m2: flat8in, m3: fm, m7..m8: q0' p0', m10..13: p1 p0 q0 q1, m14: pb_10, m15: q0-p0)
; filter4()
mova m4, m15
paddsb m15, m4 ; 2 * (q0 - p0)
@@ -491,11 +554,15 @@ SECTION .text
mova [P1], m7
mova [Q1], m4
- ; (m1: flat8out, m2: flat8in, m3: fm, m10..13: p1 p0 q0 q1)
+ ; ([m1: flat8out], m2: flat8in, m3: fm, m10..13: p1 p0 q0 q1)
; filter6()
pxor m0, m0
+%if %2 == 88
+ pand m3, m2
+%else
pand m2, m3 ; mask(fm) & mask(in)
pandn m3, m1, m2 ; ~mask(out) & (mask(fm) & mask(in))
+%endif
mova m14, [P3]
mova m15, [P2]
mova m8, [Q2]
@@ -507,7 +574,7 @@ SECTION .text
FILTER_UPDATE m4, m5, m6, m7, [Q1], m15, m12, m13, m9, 3, m3 ; [q1] -p2 -q0 +q1 +q3
FILTER_UPDATE m6, m7, m4, m5, [Q2], m10, m13, m8, m9, 3, m3, m8 ; [q2] -p1 -q1 +q2 +q3
- ; (m0: 0, m1: flat8out, m2: fm & flat8in, m8..15: q2 q3 p1 p0 q0 q1 p3 p2)
+ ; (m0: 0, [m1: flat8out], m2: fm & flat8in, m8..15: q2 q3 p1 p0 q0 q1 p3 p2)
; filter14()
;
; m2 m3 m8 m9 m14 m15 m10 m11 m12 m13
@@ -528,6 +595,7 @@ SECTION .text
; q5 +5 -p2 -q4 +q5 +q7 . q5 . .
; q6 +6 -p1 -q5 +q6 +q7 . q6 . .
+%if %2 != 88
pand m1, m2 ; mask(out) & (mask(fm) & mask(in))
mova m2, [P7]
mova m3, [P6]
@@ -547,8 +615,10 @@ SECTION .text
FILTER_UPDATE m6, m7, m4, m5, [Q4], m14, m8, m9, m13, 4, m1, m9, m9, [Q4] ; [q4] -p3 -q3 +q4 +q7
FILTER_UPDATE m4, m5, m6, m7, [Q5], m15, m9, m14, m13, 4, m1, m14, m14, [Q5] ; [q5] -p2 -q4 +q5 +q7
FILTER_UPDATE m6, m7, m4, m5, [Q6], m10, m14, m15, m13, 4, m1, m15, m15, [Q6] ; [q6] -p1 -q5 +q6 +q7
+%endif
%ifidn %1, h
+%if %2 != 88
mova m0, [P7]
mova m1, [P6]
mova m2, [P5]
@@ -583,21 +653,81 @@ SECTION .text
movu [Q5], m13
movu [Q6], m14
movu [Q7], m15
+%else
+ ; the following code do a transpose of 8 full lines to 16 half
+ ; lines (high part). It is inlined to avoid the need of a staging area
+ mova m0, [P3]
+ mova m1, [P2]
+ mova m2, [P1]
+ mova m3, [P0]
+ mova m4, [Q0]
+ mova m5, [Q1]
+ mova m6, [Q2]
+ mova m7, [Q3]
+ DEFINE_REAL_P7_TO_Q7
+ SBUTTERFLY bw, 0, 1, 8
+ SBUTTERFLY bw, 2, 3, 8
+ SBUTTERFLY bw, 4, 5, 8
+ SBUTTERFLY bw, 6, 7, 8
+ SBUTTERFLY wd, 0, 2, 8
+ SBUTTERFLY wd, 1, 3, 8
+ SBUTTERFLY wd, 4, 6, 8
+ SBUTTERFLY wd, 5, 7, 8
+ SBUTTERFLY dq, 0, 4, 8
+ SBUTTERFLY dq, 1, 5, 8
+ SBUTTERFLY dq, 2, 6, 8
+ SBUTTERFLY dq, 3, 7, 8
+ movh [P7], m0
+ punpckhqdq m0, m8
+ movh [P6], m0
+ movh [Q0], m1
+ punpckhqdq m1, m9
+ movh [Q1], m1
+ movh [P3], m2
+ punpckhqdq m2, m10
+ movh [P2], m2
+ movh [Q4], m3
+ punpckhqdq m3, m11
+ movh [Q5], m3
+ movh [P5], m4
+ punpckhqdq m4, m12
+ movh [P4], m4
+ movh [Q2], m5
+ punpckhqdq m5, m13
+ movh [Q3], m5
+ movh [P1], m6
+ punpckhqdq m6, m14
+ movh [P0], m6
+ movh [Q6], m7
+ punpckhqdq m7, m8
+ movh [Q7], m7
+%endif
%endif
+
+ RET
%endmacro
%macro LPF_16_16_VH 1
INIT_XMM %1
cglobal vp9_loop_filter_v_16_16, 5,10,16, dst, stride, E, I, H, mstride, dst1, dst2, stride3, mstride3
- LPF_16_16 v
- RET
+ LOOPFILTER v, 16
cglobal vp9_loop_filter_h_16_16, 5,10,16, 256, dst, stride, E, I, H, mstride, dst1, dst2, stride3, mstride3
- LPF_16_16 h
- RET
+ LOOPFILTER h, 16
+%endmacro
+
+%macro LPF_88_16_VH 1
+INIT_XMM %1
+cglobal vp9_loop_filter_v_88_16, 5,10,16, dst, stride, E, I, H, mstride, dst1, dst2, stride3, mstride3
+ LOOPFILTER v, 88
+cglobal vp9_loop_filter_h_88_16, 5,10,16, 256, dst, stride, E, I, H, mstride, dst1, dst2, stride3, mstride3
+ LOOPFILTER h, 88
%endmacro
LPF_16_16_VH sse2
LPF_16_16_VH ssse3
LPF_16_16_VH avx
+LPF_88_16_VH ssse3
+LPF_88_16_VH avx
+
%endif ; x86-64
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