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avfilter/vf_maskedclamp: add x86 SIMD

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This commit is contained in:
Paul B Mahol 2019-10-22 18:57:14 +02:00
parent 11cfff04ed
commit ac0f5f4c17
5 changed files with 190 additions and 7 deletions
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35
libavfilter/maskedclamp.h Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (c) 2019 Paul B Mahol
*
* 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
*/
#ifndef AVFILTER_MASKEDCLAMP_H
#define AVFILTER_MASKEDCLAMP_H
#include <stddef.h>
#include <stdint.h>
typedef struct MaskedClampDSPContext {
void (*maskedclamp)(const uint8_t *bsrc, uint8_t *dst,
const uint8_t *darksrc, const uint8_t *brightsrc,
int w, int undershoot, int overshoot);
} MaskedClampDSPContext;
void ff_maskedclamp_init_x86(MaskedClampDSPContext *dsp, int depth);
#endif /* AVFILTER_MASKEDCLAMP_H */

18
libavfilter/vf_maskedclamp.c
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@ -26,6 +26,7 @@
#include "internal.h"
#include "video.h"
#include "framesync.h"
#include "maskedclamp.h"
#define OFFSET(x) offsetof(MaskedClampContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
@ -47,9 +48,7 @@ typedef struct MaskedClampContext {
int depth;
FFFrameSync fs;
void (*maskedclamp)(const uint8_t *bsrc, uint8_t *dst,
const uint8_t *darksrc, const uint8_t *brightsrc,
int w, int undershoot, int overshoot);
MaskedClampDSPContext dsp;
} MaskedClampContext;
static const AVOption maskedclamp_options[] = {
@ -117,7 +116,7 @@ static int maskedclamp_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
}
for (y = slice_start; y < slice_end; y++) {
s->maskedclamp(bsrc, dst, darksrc, brightsrc, w, undershoot, overshoot);
s->dsp.maskedclamp(bsrc, dst, darksrc, brightsrc, w, undershoot, overshoot);
dst += dlinesize;
bsrc += blinesize;
@ -210,11 +209,16 @@ static int config_input(AVFilterLink *inlink)
s->width[0] = s->width[3] = inlink->w;
s->depth = desc->comp[0].depth;
s->undershoot = FFMIN(s->undershoot, (1 << s->depth) - 1);
s->overshoot = FFMIN(s->overshoot, (1 << s->depth) - 1);
if (desc->comp[0].depth == 8)
s->maskedclamp = maskedclamp8;
if (s->depth <= 8)
s->dsp.maskedclamp = maskedclamp8;
else
s->maskedclamp = maskedclamp16;
s->dsp.maskedclamp = maskedclamp16;
if (ARCH_X86)
ff_maskedclamp_init_x86(&s->dsp, s->depth);
return 0;
}

2
libavfilter/x86/Makefile
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@ -17,6 +17,7 @@ OBJS-$(CONFIG_HQDN3D_FILTER) += x86/vf_hqdn3d_init.o
OBJS-$(CONFIG_IDET_FILTER) += x86/vf_idet_init.o
OBJS-$(CONFIG_INTERLACE_FILTER) += x86/vf_tinterlace_init.o
OBJS-$(CONFIG_LIMITER_FILTER) += x86/vf_limiter_init.o
OBJS-$(CONFIG_MASKEDCLAMP_FILTER) += x86/vf_maskedclamp_init.o
OBJS-$(CONFIG_MASKEDMERGE_FILTER) += x86/vf_maskedmerge_init.o
OBJS-$(CONFIG_NOISE_FILTER) += x86/vf_noise.o
OBJS-$(CONFIG_OVERLAY_FILTER) += x86/vf_overlay_init.o
@ -56,6 +57,7 @@ X86ASM-OBJS-$(CONFIG_HQDN3D_FILTER) += x86/vf_hqdn3d.o
X86ASM-OBJS-$(CONFIG_IDET_FILTER) += x86/vf_idet.o
X86ASM-OBJS-$(CONFIG_INTERLACE_FILTER) += x86/vf_interlace.o
X86ASM-OBJS-$(CONFIG_LIMITER_FILTER) += x86/vf_limiter.o
X86ASM-OBJS-$(CONFIG_MASKEDCLAMP_FILTER) += x86/vf_maskedclamp.o
X86ASM-OBJS-$(CONFIG_MASKEDMERGE_FILTER) += x86/vf_maskedmerge.o
X86ASM-OBJS-$(CONFIG_OVERLAY_FILTER) += x86/vf_overlay.o
X86ASM-OBJS-$(CONFIG_PP7_FILTER) += x86/vf_pp7.o

95
libavfilter/x86/vf_maskedclamp.asm Normal file
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@ -0,0 +1,95 @@
;*****************************************************************************
;* x86-optimized functions for maskedclamp filter
;*
;* Copyright (c) 2019 Paul B Mahol
;*
;* 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/x86/x86util.asm"
SECTION .text
;------------------------------------------------------------------------------
; void ff_maskedclamp(const uint8_t *src, uint8_t *dst,
; const uint8_t *darksrc,
; const uint8_t *brightsrc,
; int w, int undershoot, int overshoot)
;------------------------------------------------------------------------------
INIT_XMM sse2
cglobal maskedclamp8, 5,5,5, src, dst, dark, bright, w, undershoot, overshoot
movsxdifnidn wq, wd
add srcq, wq
add darkq, wq
add brightq, wq
add dstq, wq
neg wq
movd m3, r5m
punpcklbw m3, m3
SPLATW m3, m3
movd m4, r6m
punpcklbw m4, m4
SPLATW m4, m4
.loop:
movu m0, [srcq + wq]
movu m1, [darkq + wq]
movu m2, [brightq + wq]
psubusb m1, m3
paddusb m2, m4
CLIPUB m0, m1, m2
mova [dstq + wq], m0
add wq, mmsize
jl .loop
RET
INIT_XMM sse4
cglobal maskedclamp16, 5,5,5, src, dst, dark, bright, w, undershoot, overshoot
shl wd, 1
add srcq, wq
add darkq, wq
add brightq, wq
add dstq, wq
neg wq
movd m3, r5m
SPLATW m3, m3
movd m4, r6m
SPLATW m4, m4
.loop:
movu m0, [srcq + wq]
movu m1, [darkq + wq]
movu m2, [brightq + wq]
psubusw m1, m3
paddusw m2, m4
pmaxuw m0, m1
pminuw m0, m2
mova [dstq + wq], m0
add wq, mmsize
jl .loop
RET

47
libavfilter/x86/vf_maskedclamp_init.c Normal file
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@ -0,0 +1,47 @@
/*
* Copyright (c) 2019 Paul B Mahol
*
* 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/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/mem.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/maskedclamp.h"
void ff_maskedclamp8_sse2(const uint8_t *bsrc, uint8_t *dst,
const uint8_t *darksrc, const uint8_t *brightsrc,
int w, int undershoot, int overshoot);
void ff_maskedclamp16_sse4(const uint8_t *bsrc, uint8_t *dst,
const uint8_t *darksrc, const uint8_t *brightsrc,
int w, int undershoot, int overshoot);
av_cold void ff_maskedclamp_init_x86(MaskedClampDSPContext *dsp, int depth)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE2(cpu_flags) && depth <= 8) {
dsp->maskedclamp = ff_maskedclamp8_sse2;
}
if (EXTERNAL_SSE4(cpu_flags) && depth > 8) {
dsp->maskedclamp = ff_maskedclamp16_sse4;
}
}