FFmpeg
vf_atadenoise_init.c
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1 /*
2  * Copyright (C) 2019 Paul B Mahol
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavutil/attributes.h"
22 #include "libavutil/cpu.h"
23 #include "libavutil/mem.h"
24 #include "libavutil/x86/asm.h"
25 #include "libavutil/x86/cpu.h"
26 #include "libavfilter/atadenoise.h"
27 
28 void ff_atadenoise_filter_row8_sse4(const uint8_t *src, uint8_t *dst,
29  const uint8_t **srcf,
30  int w, int mid, int size,
31  int thra, int thrb, const float *weights);
32 
33 void ff_atadenoise_filter_row8_serial_sse4(const uint8_t *src, uint8_t *dst,
34  const uint8_t **srcf,
35  int w, int mid, int size,
36  int thra, int thrb, const float *weights);
37 
38 av_cold void ff_atadenoise_init_x86(ATADenoiseDSPContext *dsp, int depth, int algorithm, const float *sigma)
39 {
41 
42  for (int p = 0; p < 4; p++) {
43  if (ARCH_X86_64 && EXTERNAL_SSE4(cpu_flags) && depth <= 8 && algorithm == PARALLEL && sigma[p] == INT16_MAX) {
45  }
46 
47  if (ARCH_X86_64 && EXTERNAL_SSE4(cpu_flags) && depth <= 8 && algorithm == SERIAL && sigma[p] == INT16_MAX) {
49  }
50  }
51 }
cpu.h
w
uint8_t w
Definition: llviddspenc.c:39
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:50
av_cold
#define av_cold
Definition: attributes.h:90
ATADenoiseDSPContext::filter_row
void(* filter_row[4])(const uint8_t *src, uint8_t *dst, const uint8_t **srcf, int w, int mid, int size, int thra, int thrb, const float *weight)
Definition: atadenoise.h:34
ff_atadenoise_filter_row8_sse4
void ff_atadenoise_filter_row8_sse4(const uint8_t *src, uint8_t *dst, const uint8_t **srcf, int w, int mid, int size, int thra, int thrb, const float *weights)
ff_atadenoise_init_x86
av_cold void ff_atadenoise_init_x86(ATADenoiseDSPContext *dsp, int depth, int algorithm, const float *sigma)
Definition: vf_atadenoise_init.c:38
SERIAL
@ SERIAL
Definition: atadenoise.h:29
src
#define src
Definition: vp8dsp.c:255
cpu.h
ff_atadenoise_filter_row8_serial_sse4
void ff_atadenoise_filter_row8_serial_sse4(const uint8_t *src, uint8_t *dst, const uint8_t **srcf, int w, int mid, int size, int thra, int thrb, const float *weights)
size
int size
Definition: twinvq_data.h:10344
asm.h
atadenoise.h
PARALLEL
@ PARALLEL
Definition: atadenoise.h:28
attributes.h
weights
static const int weights[]
Definition: hevc_pel.c:32
EXTERNAL_SSE4
#define EXTERNAL_SSE4(flags)
Definition: cpu.h:68
mem.h
ATADenoiseDSPContext
Definition: atadenoise.h:33