mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
398 lines
12 KiB
398 lines
12 KiB
/* |
|
* 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 |
|
*/ |
|
|
|
#include "libavutil/arm/asm.S" |
|
|
|
/* chroma_mc8(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */ |
|
.macro h264_chroma_mc8 type, codec=h264 |
|
function ff_\type\()_\codec\()_chroma_mc8_neon, export=1 |
|
push {r4-r7, lr} |
|
ldrd r4, r5, [sp, #20] |
|
.ifc \type,avg |
|
mov lr, r0 |
|
.endif |
|
pld [r1] |
|
pld [r1, r2] |
|
|
|
.ifc \codec,rv40 |
|
movrel r6, rv40bias |
|
lsr r7, r5, #1 |
|
add r6, r6, r7, lsl #3 |
|
lsr r7, r4, #1 |
|
add r6, r6, r7, lsl #1 |
|
vld1.16 {d22[],d23[]}, [r6,:16] |
|
.endif |
|
|
|
A muls r7, r4, r5 |
|
T mul r7, r4, r5 |
|
T cmp r7, #0 |
|
rsb r6, r7, r5, lsl #3 |
|
rsb r12, r7, r4, lsl #3 |
|
sub r4, r7, r4, lsl #3 |
|
sub r4, r4, r5, lsl #3 |
|
add r4, r4, #64 |
|
|
|
beq 2f |
|
|
|
vdup.8 d0, r4 |
|
vdup.8 d1, r12 |
|
vld1.8 {d4, d5}, [r1], r2 |
|
vdup.8 d2, r6 |
|
vdup.8 d3, r7 |
|
vext.8 d5, d4, d5, #1 |
|
|
|
1: vld1.8 {d6, d7}, [r1], r2 |
|
vmull.u8 q8, d4, d0 |
|
vmlal.u8 q8, d5, d1 |
|
vext.8 d7, d6, d7, #1 |
|
vld1.8 {d4, d5}, [r1], r2 |
|
vmlal.u8 q8, d6, d2 |
|
pld [r1] |
|
vext.8 d5, d4, d5, #1 |
|
vmlal.u8 q8, d7, d3 |
|
vmull.u8 q9, d6, d0 |
|
subs r3, r3, #2 |
|
vmlal.u8 q9, d7, d1 |
|
vmlal.u8 q9, d4, d2 |
|
vmlal.u8 q9, d5, d3 |
|
pld [r1, r2] |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
vrshrn.u16 d17, q9, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vadd.u16 q9, q9, q11 |
|
vshrn.u16 d16, q8, #6 |
|
vshrn.u16 d17, q9, #6 |
|
.endif |
|
.ifc \type,avg |
|
vld1.8 {d20}, [lr,:64], r2 |
|
vld1.8 {d21}, [lr,:64], r2 |
|
vrhadd.u8 q8, q8, q10 |
|
.endif |
|
vst1.8 {d16}, [r0,:64], r2 |
|
vst1.8 {d17}, [r0,:64], r2 |
|
bgt 1b |
|
|
|
pop {r4-r7, pc} |
|
|
|
2: tst r6, r6 |
|
add r12, r12, r6 |
|
vdup.8 d0, r4 |
|
vdup.8 d1, r12 |
|
|
|
beq 4f |
|
|
|
vld1.8 {d4}, [r1], r2 |
|
|
|
3: vld1.8 {d6}, [r1], r2 |
|
vmull.u8 q8, d4, d0 |
|
vmlal.u8 q8, d6, d1 |
|
vld1.8 {d4}, [r1], r2 |
|
vmull.u8 q9, d6, d0 |
|
vmlal.u8 q9, d4, d1 |
|
pld [r1] |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
vrshrn.u16 d17, q9, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vadd.u16 q9, q9, q11 |
|
vshrn.u16 d16, q8, #6 |
|
vshrn.u16 d17, q9, #6 |
|
.endif |
|
pld [r1, r2] |
|
.ifc \type,avg |
|
vld1.8 {d20}, [lr,:64], r2 |
|
vld1.8 {d21}, [lr,:64], r2 |
|
vrhadd.u8 q8, q8, q10 |
|
.endif |
|
subs r3, r3, #2 |
|
vst1.8 {d16}, [r0,:64], r2 |
|
vst1.8 {d17}, [r0,:64], r2 |
|
bgt 3b |
|
|
|
pop {r4-r7, pc} |
|
|
|
4: vld1.8 {d4, d5}, [r1], r2 |
|
vld1.8 {d6, d7}, [r1], r2 |
|
vext.8 d5, d4, d5, #1 |
|
vext.8 d7, d6, d7, #1 |
|
pld [r1] |
|
subs r3, r3, #2 |
|
vmull.u8 q8, d4, d0 |
|
vmlal.u8 q8, d5, d1 |
|
vmull.u8 q9, d6, d0 |
|
vmlal.u8 q9, d7, d1 |
|
pld [r1, r2] |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
vrshrn.u16 d17, q9, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vadd.u16 q9, q9, q11 |
|
vshrn.u16 d16, q8, #6 |
|
vshrn.u16 d17, q9, #6 |
|
.endif |
|
.ifc \type,avg |
|
vld1.8 {d20}, [lr,:64], r2 |
|
vld1.8 {d21}, [lr,:64], r2 |
|
vrhadd.u8 q8, q8, q10 |
|
.endif |
|
vst1.8 {d16}, [r0,:64], r2 |
|
vst1.8 {d17}, [r0,:64], r2 |
|
bgt 4b |
|
|
|
pop {r4-r7, pc} |
|
endfunc |
|
.endm |
|
|
|
/* chroma_mc4(uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) */ |
|
.macro h264_chroma_mc4 type, codec=h264 |
|
function ff_\type\()_\codec\()_chroma_mc4_neon, export=1 |
|
push {r4-r7, lr} |
|
ldrd r4, r5, [sp, #20] |
|
.ifc \type,avg |
|
mov lr, r0 |
|
.endif |
|
pld [r1] |
|
pld [r1, r2] |
|
|
|
.ifc \codec,rv40 |
|
movrel r6, rv40bias |
|
lsr r7, r5, #1 |
|
add r6, r6, r7, lsl #3 |
|
lsr r7, r4, #1 |
|
add r6, r6, r7, lsl #1 |
|
vld1.16 {d22[],d23[]}, [r6,:16] |
|
.endif |
|
|
|
A muls r7, r4, r5 |
|
T mul r7, r4, r5 |
|
T cmp r7, #0 |
|
rsb r6, r7, r5, lsl #3 |
|
rsb r12, r7, r4, lsl #3 |
|
sub r4, r7, r4, lsl #3 |
|
sub r4, r4, r5, lsl #3 |
|
add r4, r4, #64 |
|
|
|
beq 2f |
|
|
|
vdup.8 d0, r4 |
|
vdup.8 d1, r12 |
|
vld1.8 {d4}, [r1], r2 |
|
vdup.8 d2, r6 |
|
vdup.8 d3, r7 |
|
|
|
vext.8 d5, d4, d5, #1 |
|
vtrn.32 d4, d5 |
|
|
|
vtrn.32 d0, d1 |
|
vtrn.32 d2, d3 |
|
|
|
1: vld1.8 {d6}, [r1], r2 |
|
vext.8 d7, d6, d7, #1 |
|
vtrn.32 d6, d7 |
|
vmull.u8 q8, d4, d0 |
|
vmlal.u8 q8, d6, d2 |
|
vld1.8 {d4}, [r1], r2 |
|
vext.8 d5, d4, d5, #1 |
|
vtrn.32 d4, d5 |
|
pld [r1] |
|
vmull.u8 q9, d6, d0 |
|
vmlal.u8 q9, d4, d2 |
|
vadd.i16 d16, d16, d17 |
|
vadd.i16 d17, d18, d19 |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vshrn.u16 d16, q8, #6 |
|
.endif |
|
subs r3, r3, #2 |
|
pld [r1, r2] |
|
.ifc \type,avg |
|
vld1.32 {d20[0]}, [lr,:32], r2 |
|
vld1.32 {d20[1]}, [lr,:32], r2 |
|
vrhadd.u8 d16, d16, d20 |
|
.endif |
|
vst1.32 {d16[0]}, [r0,:32], r2 |
|
vst1.32 {d16[1]}, [r0,:32], r2 |
|
bgt 1b |
|
|
|
pop {r4-r7, pc} |
|
|
|
2: tst r6, r6 |
|
add r12, r12, r6 |
|
vdup.8 d0, r4 |
|
vdup.8 d1, r12 |
|
vtrn.32 d0, d1 |
|
|
|
beq 4f |
|
|
|
vext.32 d1, d0, d1, #1 |
|
vld1.32 {d4[0]}, [r1], r2 |
|
|
|
3: vld1.32 {d4[1]}, [r1], r2 |
|
vmull.u8 q8, d4, d0 |
|
vld1.32 {d4[0]}, [r1], r2 |
|
vmull.u8 q9, d4, d1 |
|
vadd.i16 d16, d16, d17 |
|
vadd.i16 d17, d18, d19 |
|
pld [r1] |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vshrn.u16 d16, q8, #6 |
|
.endif |
|
.ifc \type,avg |
|
vld1.32 {d20[0]}, [lr,:32], r2 |
|
vld1.32 {d20[1]}, [lr,:32], r2 |
|
vrhadd.u8 d16, d16, d20 |
|
.endif |
|
subs r3, r3, #2 |
|
pld [r1, r2] |
|
vst1.32 {d16[0]}, [r0,:32], r2 |
|
vst1.32 {d16[1]}, [r0,:32], r2 |
|
bgt 3b |
|
|
|
pop {r4-r7, pc} |
|
|
|
4: vld1.8 {d4}, [r1], r2 |
|
vld1.8 {d6}, [r1], r2 |
|
vext.8 d5, d4, d5, #1 |
|
vext.8 d7, d6, d7, #1 |
|
vtrn.32 d4, d5 |
|
vtrn.32 d6, d7 |
|
vmull.u8 q8, d4, d0 |
|
vmull.u8 q9, d6, d0 |
|
subs r3, r3, #2 |
|
vadd.i16 d16, d16, d17 |
|
vadd.i16 d17, d18, d19 |
|
pld [r1] |
|
.ifc \codec,h264 |
|
vrshrn.u16 d16, q8, #6 |
|
.else |
|
vadd.u16 q8, q8, q11 |
|
vshrn.u16 d16, q8, #6 |
|
.endif |
|
.ifc \type,avg |
|
vld1.32 {d20[0]}, [lr,:32], r2 |
|
vld1.32 {d20[1]}, [lr,:32], r2 |
|
vrhadd.u8 d16, d16, d20 |
|
.endif |
|
pld [r1] |
|
vst1.32 {d16[0]}, [r0,:32], r2 |
|
vst1.32 {d16[1]}, [r0,:32], r2 |
|
bgt 4b |
|
|
|
pop {r4-r7, pc} |
|
endfunc |
|
.endm |
|
|
|
.macro h264_chroma_mc2 type |
|
function ff_\type\()_h264_chroma_mc2_neon, export=1 |
|
push {r4-r6, lr} |
|
ldr r4, [sp, #16] |
|
ldr lr, [sp, #20] |
|
pld [r1] |
|
pld [r1, r2] |
|
orrs r5, r4, lr |
|
beq 2f |
|
|
|
mul r5, r4, lr |
|
rsb r6, r5, lr, lsl #3 |
|
rsb r12, r5, r4, lsl #3 |
|
sub r4, r5, r4, lsl #3 |
|
sub r4, r4, lr, lsl #3 |
|
add r4, r4, #64 |
|
vdup.8 d0, r4 |
|
vdup.8 d2, r12 |
|
vdup.8 d1, r6 |
|
vdup.8 d3, r5 |
|
vtrn.16 q0, q1 |
|
1: |
|
vld1.32 {d4[0]}, [r1], r2 |
|
vld1.32 {d4[1]}, [r1], r2 |
|
vrev64.32 d5, d4 |
|
vld1.32 {d5[1]}, [r1] |
|
vext.8 q3, q2, q2, #1 |
|
vtrn.16 q2, q3 |
|
vmull.u8 q8, d4, d0 |
|
vmlal.u8 q8, d5, d1 |
|
.ifc \type,avg |
|
vld1.16 {d18[0]}, [r0,:16], r2 |
|
vld1.16 {d18[1]}, [r0,:16] |
|
sub r0, r0, r2 |
|
.endif |
|
vtrn.32 d16, d17 |
|
vadd.i16 d16, d16, d17 |
|
vrshrn.u16 d16, q8, #6 |
|
.ifc \type,avg |
|
vrhadd.u8 d16, d16, d18 |
|
.endif |
|
vst1.16 {d16[0]}, [r0,:16], r2 |
|
vst1.16 {d16[1]}, [r0,:16], r2 |
|
subs r3, r3, #2 |
|
bgt 1b |
|
pop {r4-r6, pc} |
|
2: |
|
.ifc \type,put |
|
ldrh_post r5, r1, r2 |
|
strh_post r5, r0, r2 |
|
ldrh_post r6, r1, r2 |
|
strh_post r6, r0, r2 |
|
.else |
|
vld1.16 {d16[0]}, [r1], r2 |
|
vld1.16 {d16[1]}, [r1], r2 |
|
vld1.16 {d18[0]}, [r0,:16], r2 |
|
vld1.16 {d18[1]}, [r0,:16] |
|
sub r0, r0, r2 |
|
vrhadd.u8 d16, d16, d18 |
|
vst1.16 {d16[0]}, [r0,:16], r2 |
|
vst1.16 {d16[1]}, [r0,:16], r2 |
|
.endif |
|
subs r3, r3, #2 |
|
bgt 2b |
|
pop {r4-r6, pc} |
|
endfunc |
|
.endm |
|
|
|
h264_chroma_mc8 put |
|
h264_chroma_mc8 avg |
|
h264_chroma_mc4 put |
|
h264_chroma_mc4 avg |
|
h264_chroma_mc2 put |
|
h264_chroma_mc2 avg |
|
|
|
#if CONFIG_RV40_DECODER |
|
const rv40bias |
|
.short 0, 16, 32, 16 |
|
.short 32, 28, 32, 28 |
|
.short 0, 32, 16, 32 |
|
.short 32, 28, 32, 28 |
|
endconst |
|
|
|
h264_chroma_mc8 put, rv40 |
|
h264_chroma_mc8 avg, rv40 |
|
h264_chroma_mc4 put, rv40 |
|
h264_chroma_mc4 avg, rv40 |
|
#endif
|
|
|