| 1cce897a |
/*
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
|
| 94d2b0d2 |
#include "libavutil/arm/asm.S" |
| a760f530 |
#include "neon.S" |
| 5813e05d |
|
| ad74a0f8 |
/* H.264 loop filter */
|
| 59807fee |
.macro h264_loop_filter_start
ldr r12, [sp] |
| ad74a0f8 |
tst r2, r2 |
| 59807fee |
ldr r12, [r12] |
| 8986fddc |
it ne |
| ad74a0f8 |
tstne r3, r3 |
| 59807fee |
vmov.32 d24[0], r12
and r12, r12, r12, lsl #16 |
| 8986fddc |
it eq |
| ad74a0f8 |
bxeq lr |
| 59807fee |
ands r12, r12, r12, lsl #8 |
| 8986fddc |
it lt |
| ad74a0f8 |
bxlt lr |
| 59807fee |
.endm |
| ad74a0f8 |
|
| 59807fee |
.macro h264_loop_filter_luma |
| ad74a0f8 |
vdup.8 q11, r2 @ alpha
vmovl.u8 q12, d24
vabd.u8 q6, q8, q0 @ abs(p0 - q0)
vmovl.u16 q12, d24
vabd.u8 q14, q9, q8 @ abs(p1 - p0)
vsli.16 q12, q12, #8
vabd.u8 q15, q1, q0 @ abs(q1 - q0)
vsli.32 q12, q12, #16
vclt.u8 q6, q6, q11 @ < alpha
vdup.8 q11, r3 @ beta
vclt.s8 q7, q12, #0
vclt.u8 q14, q14, q11 @ < beta
vclt.u8 q15, q15, q11 @ < beta
vbic q6, q6, q7
vabd.u8 q4, q10, q8 @ abs(p2 - p0)
vand q6, q6, q14
vabd.u8 q5, q2, q0 @ abs(q2 - q0)
vclt.u8 q4, q4, q11 @ < beta
vand q6, q6, q15
vclt.u8 q5, q5, q11 @ < beta
vand q4, q4, q6
vand q5, q5, q6
vand q12, q12, q6
vrhadd.u8 q14, q8, q0
vsub.i8 q6, q12, q4
vqadd.u8 q7, q9, q12
vhadd.u8 q10, q10, q14
vsub.i8 q6, q6, q5
vhadd.u8 q14, q2, q14
vmin.u8 q7, q7, q10
vqsub.u8 q11, q9, q12
vqadd.u8 q2, q1, q12
vmax.u8 q7, q7, q11
vqsub.u8 q11, q1, q12
vmin.u8 q14, q2, q14
vmovl.u8 q2, d0
vmax.u8 q14, q14, q11
vmovl.u8 q10, d1
vsubw.u8 q2, q2, d16
vsubw.u8 q10, q10, d17
vshl.i16 q2, q2, #2
vshl.i16 q10, q10, #2
vaddw.u8 q2, q2, d18
vaddw.u8 q10, q10, d19
vsubw.u8 q2, q2, d2
vsubw.u8 q10, q10, d3
vrshrn.i16 d4, q2, #3
vrshrn.i16 d5, q10, #3
vbsl q4, q7, q9
vbsl q5, q14, q1
vneg.s8 q7, q6
vmovl.u8 q14, d16
vmin.s8 q2, q2, q6
vmovl.u8 q6, d17
vmax.s8 q2, q2, q7
vmovl.u8 q11, d0
vmovl.u8 q12, d1
vaddw.s8 q14, q14, d4
vaddw.s8 q6, q6, d5
vsubw.s8 q11, q11, d4
vsubw.s8 q12, q12, d5
vqmovun.s16 d16, q14
vqmovun.s16 d17, q6
vqmovun.s16 d0, q11
vqmovun.s16 d1, q12 |
| 59807fee |
.endm |
| ad74a0f8 |
function ff_h264_v_loop_filter_luma_neon, export=1
h264_loop_filter_start
|
| 59807fee |
vld1.8 {d0, d1}, [r0,:128], r1
vld1.8 {d2, d3}, [r0,:128], r1
vld1.8 {d4, d5}, [r0,:128], r1 |
| ad74a0f8 |
sub r0, r0, r1, lsl #2
sub r0, r0, r1, lsl #1 |
| 59807fee |
vld1.8 {d20,d21}, [r0,:128], r1
vld1.8 {d18,d19}, [r0,:128], r1
vld1.8 {d16,d17}, [r0,:128], r1 |
| ad74a0f8 |
|
| 8986fddc |
vpush {d8-d15} |
| ad74a0f8 |
h264_loop_filter_luma
sub r0, r0, r1, lsl #1 |
| 59807fee |
vst1.8 {d8, d9}, [r0,:128], r1
vst1.8 {d16,d17}, [r0,:128], r1
vst1.8 {d0, d1}, [r0,:128], r1
vst1.8 {d10,d11}, [r0,:128] |
| ad74a0f8 |
|
| 8986fddc |
vpop {d8-d15} |
| ad74a0f8 |
bx lr |
| a7e7d40c |
endfunc |
| ad74a0f8 |
function ff_h264_h_loop_filter_luma_neon, export=1
h264_loop_filter_start
sub r0, r0, #4 |
| 59807fee |
vld1.8 {d6}, [r0], r1
vld1.8 {d20}, [r0], r1
vld1.8 {d18}, [r0], r1
vld1.8 {d16}, [r0], r1
vld1.8 {d0}, [r0], r1
vld1.8 {d2}, [r0], r1
vld1.8 {d4}, [r0], r1
vld1.8 {d26}, [r0], r1
vld1.8 {d7}, [r0], r1
vld1.8 {d21}, [r0], r1
vld1.8 {d19}, [r0], r1
vld1.8 {d17}, [r0], r1
vld1.8 {d1}, [r0], r1
vld1.8 {d3}, [r0], r1
vld1.8 {d5}, [r0], r1
vld1.8 {d27}, [r0], r1 |
| ad74a0f8 |
|
| 5813e05d |
transpose_8x8 q3, q10, q9, q8, q0, q1, q2, q13 |
| ad74a0f8 |
|
| 8986fddc |
vpush {d8-d15} |
| ad74a0f8 |
h264_loop_filter_luma
|
| 2da4e5e3 |
transpose_4x4 q4, q8, q0, q5 |
| ad74a0f8 |
sub r0, r0, r1, lsl #4 |
| 2da4e5e3 |
add r0, r0, #2
vst1.32 {d8[0]}, [r0], r1
vst1.32 {d16[0]}, [r0], r1
vst1.32 {d0[0]}, [r0], r1
vst1.32 {d10[0]}, [r0], r1
vst1.32 {d8[1]}, [r0], r1
vst1.32 {d16[1]}, [r0], r1
vst1.32 {d0[1]}, [r0], r1
vst1.32 {d10[1]}, [r0], r1
vst1.32 {d9[0]}, [r0], r1
vst1.32 {d17[0]}, [r0], r1
vst1.32 {d1[0]}, [r0], r1
vst1.32 {d11[0]}, [r0], r1
vst1.32 {d9[1]}, [r0], r1
vst1.32 {d17[1]}, [r0], r1
vst1.32 {d1[1]}, [r0], r1
vst1.32 {d11[1]}, [r0], r1 |
| ad74a0f8 |
|
| 8986fddc |
vpop {d8-d15} |
| ad74a0f8 |
bx lr |
| a7e7d40c |
endfunc |
| ad74a0f8 |
|
| 59807fee |
.macro h264_loop_filter_chroma |
| ad74a0f8 |
vdup.8 d22, r2 @ alpha
vmovl.u8 q12, d24
vabd.u8 d26, d16, d0 @ abs(p0 - q0)
vmovl.u8 q2, d0
vabd.u8 d28, d18, d16 @ abs(p1 - p0)
vsubw.u8 q2, q2, d16
vsli.16 d24, d24, #8
vshl.i16 q2, q2, #2
vabd.u8 d30, d2, d0 @ abs(q1 - q0)
vaddw.u8 q2, q2, d18
vclt.u8 d26, d26, d22 @ < alpha
vsubw.u8 q2, q2, d2
vdup.8 d22, r3 @ beta
vrshrn.i16 d4, q2, #3
vclt.u8 d28, d28, d22 @ < beta
vclt.u8 d30, d30, d22 @ < beta
vmin.s8 d4, d4, d24 |
| 75148437 |
vneg.s8 d25, d24
vand d26, d26, d28 |
| ad74a0f8 |
vmax.s8 d4, d4, d25 |
| 75148437 |
vand d26, d26, d30 |
| ad74a0f8 |
vmovl.u8 q11, d0 |
| 75148437 |
vand d4, d4, d26
vmovl.u8 q14, d16 |
| ad74a0f8 |
vaddw.s8 q14, q14, d4
vsubw.s8 q11, q11, d4
vqmovun.s16 d16, q14
vqmovun.s16 d0, q11 |
| 59807fee |
.endm |
| ad74a0f8 |
function ff_h264_v_loop_filter_chroma_neon, export=1
h264_loop_filter_start
sub r0, r0, r1, lsl #1 |
| 59807fee |
vld1.8 {d18}, [r0,:64], r1
vld1.8 {d16}, [r0,:64], r1
vld1.8 {d0}, [r0,:64], r1
vld1.8 {d2}, [r0,:64] |
| ad74a0f8 |
h264_loop_filter_chroma
sub r0, r0, r1, lsl #1 |
| 59807fee |
vst1.8 {d16}, [r0,:64], r1
vst1.8 {d0}, [r0,:64], r1 |
| ad74a0f8 |
bx lr |
| a7e7d40c |
endfunc |
| ad74a0f8 |
function ff_h264_h_loop_filter_chroma_neon, export=1
h264_loop_filter_start
sub r0, r0, #2
vld1.32 {d18[0]}, [r0], r1
vld1.32 {d16[0]}, [r0], r1
vld1.32 {d0[0]}, [r0], r1
vld1.32 {d2[0]}, [r0], r1
vld1.32 {d18[1]}, [r0], r1
vld1.32 {d16[1]}, [r0], r1
vld1.32 {d0[1]}, [r0], r1
vld1.32 {d2[1]}, [r0], r1
vtrn.16 d18, d0
vtrn.16 d16, d2
vtrn.8 d18, d16
vtrn.8 d0, d2
h264_loop_filter_chroma
vtrn.16 d18, d0
vtrn.16 d16, d2
vtrn.8 d18, d16
vtrn.8 d0, d2
sub r0, r0, r1, lsl #3
vst1.32 {d18[0]}, [r0], r1
vst1.32 {d16[0]}, [r0], r1
vst1.32 {d0[0]}, [r0], r1
vst1.32 {d2[0]}, [r0], r1
vst1.32 {d18[1]}, [r0], r1
vst1.32 {d16[1]}, [r0], r1
vst1.32 {d0[1]}, [r0], r1
vst1.32 {d2[1]}, [r0], r1
bx lr |
| a7e7d40c |
endfunc |
| 5813e05d |
|
| 5a29589b |
@ Biweighted prediction
|
| 59807fee |
.macro biweight_16 macs, macd |
| 5a29589b |
vdup.8 d0, r4
vdup.8 d1, r5
vmov q2, q8
vmov q3, q8 |
| c2d33742 |
1: subs r3, r3, #2 |
| 5a29589b |
vld1.8 {d20-d21},[r0,:128], r2
\macd q2, d0, d20
pld [r0]
\macd q3, d0, d21
vld1.8 {d22-d23},[r1,:128], r2
\macs q2, d1, d22
pld [r1]
\macs q3, d1, d23
vmov q12, q8
vld1.8 {d28-d29},[r0,:128], r2
vmov q13, q8
\macd q12, d0, d28
pld [r0]
\macd q13, d0, d29
vld1.8 {d30-d31},[r1,:128], r2
\macs q12, d1, d30
pld [r1]
\macs q13, d1, d31
vshl.s16 q2, q2, q9
vshl.s16 q3, q3, q9
vqmovun.s16 d4, q2
vqmovun.s16 d5, q3
vshl.s16 q12, q12, q9
vshl.s16 q13, q13, q9
vqmovun.s16 d24, q12
vqmovun.s16 d25, q13
vmov q3, q8
vst1.8 {d4- d5}, [r6,:128], r2
vmov q2, q8
vst1.8 {d24-d25},[r6,:128], r2
bne 1b
pop {r4-r6, pc} |
| 59807fee |
.endm |
| 5a29589b |
|
| 59807fee |
.macro biweight_8 macs, macd |
| 5a29589b |
vdup.8 d0, r4
vdup.8 d1, r5
vmov q1, q8
vmov q10, q8 |
| c2d33742 |
1: subs r3, r3, #2 |
| 5a29589b |
vld1.8 {d4},[r0,:64], r2
\macd q1, d0, d4
pld [r0]
vld1.8 {d5},[r1,:64], r2
\macs q1, d1, d5
pld [r1]
vld1.8 {d6},[r0,:64], r2
\macd q10, d0, d6
pld [r0]
vld1.8 {d7},[r1,:64], r2
\macs q10, d1, d7
pld [r1]
vshl.s16 q1, q1, q9
vqmovun.s16 d2, q1
vshl.s16 q10, q10, q9
vqmovun.s16 d4, q10
vmov q10, q8
vst1.8 {d2},[r6,:64], r2
vmov q1, q8
vst1.8 {d4},[r6,:64], r2
bne 1b
pop {r4-r6, pc} |
| 59807fee |
.endm |
| 5a29589b |
|
| 59807fee |
.macro biweight_4 macs, macd |
| 5a29589b |
vdup.8 d0, r4
vdup.8 d1, r5
vmov q1, q8
vmov q10, q8 |
| c2d33742 |
1: subs r3, r3, #4 |
| 5a29589b |
vld1.32 {d4[0]},[r0,:32], r2
vld1.32 {d4[1]},[r0,:32], r2
\macd q1, d0, d4
pld [r0]
vld1.32 {d5[0]},[r1,:32], r2
vld1.32 {d5[1]},[r1,:32], r2
\macs q1, d1, d5
pld [r1]
blt 2f
vld1.32 {d6[0]},[r0,:32], r2
vld1.32 {d6[1]},[r0,:32], r2
\macd q10, d0, d6
pld [r0]
vld1.32 {d7[0]},[r1,:32], r2
vld1.32 {d7[1]},[r1,:32], r2
\macs q10, d1, d7
pld [r1]
vshl.s16 q1, q1, q9
vqmovun.s16 d2, q1
vshl.s16 q10, q10, q9
vqmovun.s16 d4, q10
vmov q10, q8
vst1.32 {d2[0]},[r6,:32], r2
vst1.32 {d2[1]},[r6,:32], r2
vmov q1, q8
vst1.32 {d4[0]},[r6,:32], r2
vst1.32 {d4[1]},[r6,:32], r2
bne 1b
pop {r4-r6, pc}
2: vshl.s16 q1, q1, q9
vqmovun.s16 d2, q1
vst1.32 {d2[0]},[r6,:32], r2
vst1.32 {d2[1]},[r6,:32], r2
pop {r4-r6, pc} |
| 59807fee |
.endm |
| 5a29589b |
|
| 59807fee |
.macro biweight_func w |
| c2d33742 |
function ff_biweight_h264_pixels_\w\()_neon, export=1 |
| 5a29589b |
push {r4-r6, lr} |
| c2d33742 |
ldr r12, [sp, #16]
add r4, sp, #20 |
| 5a29589b |
ldm r4, {r4-r6}
lsr lr, r4, #31
add r6, r6, #1
eors lr, lr, r5, lsr #30
orr r6, r6, #1 |
| c2d33742 |
vdup.16 q9, r12
lsl r6, r6, r12 |
| 5a29589b |
vmvn q9, q9
vdup.16 q8, r6
mov r6, r0
beq 10f
subs lr, lr, #1
beq 20f
subs lr, lr, #1
beq 30f
b 40f
10: biweight_\w vmlal.u8, vmlal.u8
20: rsb r4, r4, #0
biweight_\w vmlal.u8, vmlsl.u8
30: rsb r4, r4, #0
rsb r5, r5, #0
biweight_\w vmlsl.u8, vmlsl.u8
40: rsb r5, r5, #0
biweight_\w vmlsl.u8, vmlal.u8 |
| a7e7d40c |
endfunc |
| 59807fee |
.endm |
| 5a29589b |
biweight_func 16
biweight_func 8
biweight_func 4 |
| bd53b426 |
@ Weighted prediction
|
| 59807fee |
.macro weight_16 add |
| c2d33742 |
vdup.8 d0, r12
1: subs r2, r2, #2 |
| bd53b426 |
vld1.8 {d20-d21},[r0,:128], r1 |
| fe7f149e |
vmull.u8 q2, d0, d20 |
| bd53b426 |
pld [r0] |
| fe7f149e |
vmull.u8 q3, d0, d21 |
| bd53b426 |
vld1.8 {d28-d29},[r0,:128], r1 |
| fe7f149e |
vmull.u8 q12, d0, d28 |
| bd53b426 |
pld [r0] |
| fe7f149e |
vmull.u8 q13, d0, d29
\add q2, q8, q2
vrshl.s16 q2, q2, q9
\add q3, q8, q3
vrshl.s16 q3, q3, q9 |
| bd53b426 |
vqmovun.s16 d4, q2
vqmovun.s16 d5, q3 |
| fe7f149e |
\add q12, q8, q12
vrshl.s16 q12, q12, q9
\add q13, q8, q13
vrshl.s16 q13, q13, q9 |
| bd53b426 |
vqmovun.s16 d24, q12
vqmovun.s16 d25, q13
vst1.8 {d4- d5}, [r4,:128], r1
vst1.8 {d24-d25},[r4,:128], r1
bne 1b
pop {r4, pc} |
| 59807fee |
.endm |
| bd53b426 |
|
| 59807fee |
.macro weight_8 add |
| c2d33742 |
vdup.8 d0, r12
1: subs r2, r2, #2 |
| bd53b426 |
vld1.8 {d4},[r0,:64], r1 |
| fe7f149e |
vmull.u8 q1, d0, d4 |
| bd53b426 |
pld [r0]
vld1.8 {d6},[r0,:64], r1 |
| fe7f149e |
vmull.u8 q10, d0, d6
\add q1, q8, q1 |
| bd53b426 |
pld [r0] |
| fe7f149e |
vrshl.s16 q1, q1, q9 |
| bd53b426 |
vqmovun.s16 d2, q1 |
| fe7f149e |
\add q10, q8, q10
vrshl.s16 q10, q10, q9 |
| bd53b426 |
vqmovun.s16 d4, q10
vst1.8 {d2},[r4,:64], r1
vst1.8 {d4},[r4,:64], r1
bne 1b
pop {r4, pc} |
| 59807fee |
.endm |
| bd53b426 |
|
| 59807fee |
.macro weight_4 add |
| c2d33742 |
vdup.8 d0, r12 |
| bd53b426 |
vmov q1, q8
vmov q10, q8 |
| c2d33742 |
1: subs r2, r2, #4 |
| bd53b426 |
vld1.32 {d4[0]},[r0,:32], r1
vld1.32 {d4[1]},[r0,:32], r1 |
| fe7f149e |
vmull.u8 q1, d0, d4 |
| bd53b426 |
pld [r0]
blt 2f
vld1.32 {d6[0]},[r0,:32], r1
vld1.32 {d6[1]},[r0,:32], r1 |
| fe7f149e |
vmull.u8 q10, d0, d6 |
| bd53b426 |
pld [r0] |
| fe7f149e |
\add q1, q8, q1
vrshl.s16 q1, q1, q9 |
| bd53b426 |
vqmovun.s16 d2, q1 |
| fe7f149e |
\add q10, q8, q10
vrshl.s16 q10, q10, q9 |
| bd53b426 |
vqmovun.s16 d4, q10
vmov q10, q8
vst1.32 {d2[0]},[r4,:32], r1
vst1.32 {d2[1]},[r4,:32], r1
vmov q1, q8
vst1.32 {d4[0]},[r4,:32], r1
vst1.32 {d4[1]},[r4,:32], r1
bne 1b
pop {r4, pc} |
| fe7f149e |
2: \add q1, q8, q1
vrshl.s16 q1, q1, q9 |
| bd53b426 |
vqmovun.s16 d2, q1
vst1.32 {d2[0]},[r4,:32], r1
vst1.32 {d2[1]},[r4,:32], r1
pop {r4, pc} |
| 59807fee |
.endm |
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|
| 59807fee |
.macro weight_func w |
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function ff_weight_h264_pixels_\w\()_neon, export=1 |
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push {r4, lr} |
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ldr r12, [sp, #8]
ldr r4, [sp, #12]
cmp r3, #1
lsl r4, r4, r3 |
| bd53b426 |
vdup.16 q8, r4
mov r4, r0 |
| fe7f149e |
ble 20f |
| c2d33742 |
rsb lr, r3, #1 |
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vdup.16 q9, lr |
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cmp r12, #0 |
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blt 10f
weight_\w vhadd.s16 |
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10: rsb r12, r12, #0 |
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weight_\w vhsub.s16 |
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20: rsb lr, r3, #0 |
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vdup.16 q9, lr |
| c2d33742 |
cmp r12, #0 |
| bd53b426 |
blt 10f |
| fe7f149e |
weight_\w vadd.s16 |
| c2d33742 |
10: rsb r12, r12, #0 |
| fe7f149e |
weight_\w vsub.s16 |
| a7e7d40c |
endfunc |
| 59807fee |
.endm |
| bd53b426 |
weight_func 16
weight_func 8
weight_func 4 |