mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
95 lines
2.8 KiB
ArmAsm
95 lines
2.8 KiB
ArmAsm
/*
|
|
* Copyright (c) 2009 David Conrad
|
|
*
|
|
* 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 "asm.S"
|
|
|
|
.macro vp3_loop_filter
|
|
vsubl.u8 q3, d18, d17
|
|
vsubl.u8 q2, d16, d19
|
|
vadd.i16 q1, q3, q3
|
|
vadd.i16 q2, q2, q3
|
|
vadd.i16 q0, q1, q2
|
|
vrshr.s16 q0, q0, #3
|
|
vmovl.u8 q9, d18
|
|
vdup.u16 q15, r2
|
|
|
|
vabs.s16 q1, q0
|
|
vshr.s16 q0, q0, #15
|
|
vqsub.u16 q2, q15, q1
|
|
vqsub.u16 q3, q2, q1
|
|
vsub.i16 q1, q2, q3
|
|
veor q1, q1, q0
|
|
vsub.i16 q0, q1, q0
|
|
|
|
vaddw.u8 q2, q0, d17
|
|
vsub.i16 q3, q9, q0
|
|
vqmovun.s16 d0, q2
|
|
vqmovun.s16 d1, q3
|
|
.endm
|
|
|
|
function ff_vp3_v_loop_filter_neon, export=1
|
|
sub ip, r0, r1
|
|
sub r0, r0, r1, lsl #1
|
|
vld1.64 {d16}, [r0,:64], r1
|
|
vld1.64 {d17}, [r0,:64], r1
|
|
vld1.64 {d18}, [r0,:64], r1
|
|
vld1.64 {d19}, [r0,:64], r1
|
|
ldrb r2, [r2, #129*4]
|
|
|
|
vp3_loop_filter
|
|
|
|
vst1.64 {d0}, [ip,:64], r1
|
|
vst1.64 {d1}, [ip,:64], r1
|
|
bx lr
|
|
.endfunc
|
|
|
|
function ff_vp3_h_loop_filter_neon, export=1
|
|
sub ip, r0, #1
|
|
sub r0, r0, #2
|
|
vld1.32 {d16[]}, [r0], r1
|
|
vld1.32 {d17[]}, [r0], r1
|
|
vld1.32 {d18[]}, [r0], r1
|
|
vld1.32 {d19[]}, [r0], r1
|
|
vld1.32 {d16[1]}, [r0], r1
|
|
vld1.32 {d17[1]}, [r0], r1
|
|
vld1.32 {d18[1]}, [r0], r1
|
|
vld1.32 {d19[1]}, [r0], r1
|
|
ldrb r2, [r2, #129*4]
|
|
|
|
vtrn.8 d16, d17
|
|
vtrn.8 d18, d19
|
|
vtrn.16 d16, d18
|
|
vtrn.16 d17, d19
|
|
|
|
vp3_loop_filter
|
|
|
|
vtrn.8 d0, d1
|
|
|
|
vst1.16 {d0[0]}, [ip], r1
|
|
vst1.16 {d1[0]}, [ip], r1
|
|
vst1.16 {d0[1]}, [ip], r1
|
|
vst1.16 {d1[1]}, [ip], r1
|
|
vst1.16 {d0[2]}, [ip], r1
|
|
vst1.16 {d1[2]}, [ip], r1
|
|
vst1.16 {d0[3]}, [ip], r1
|
|
vst1.16 {d1[3]}, [ip], r1
|
|
bx lr
|
|
.endfunc
|