FFmpeg
vf_maskedclamp_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/x86/asm.h"
24 #include "libavutil/x86/cpu.h"
26 
27 void ff_maskedclamp8_sse2(const uint8_t *bsrc, uint8_t *dst,
28  const uint8_t *darksrc, const uint8_t *brightsrc,
29  int w, int undershoot, int overshoot);
30 
31 void ff_maskedclamp16_sse4(const uint8_t *bsrc, uint8_t *dst,
32  const uint8_t *darksrc, const uint8_t *brightsrc,
33  int w, int undershoot, int overshoot);
34 
36 {
38 
39  if (EXTERNAL_SSE2(cpu_flags) && depth <= 8) {
41  }
42 
43  if (EXTERNAL_SSE4(cpu_flags) && depth > 8) {
45  }
46 }
cpu.h
ff_maskedclamp8_sse2
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)
ff_maskedclamp_init_x86
av_cold void ff_maskedclamp_init_x86(MaskedClampDSPContext *dsp, int depth)
Definition: vf_maskedclamp_init.c:35
w
uint8_t w
Definition: llviddspenc.c:38
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:96
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:50
maskedclamp.h
av_cold
#define av_cold
Definition: attributes.h:90
cpu.h
MaskedClampDSPContext::maskedclamp
void(* maskedclamp)(const uint8_t *bsrc, uint8_t *dst, const uint8_t *darksrc, const uint8_t *brightsrc, int w, int undershoot, int overshoot)
Definition: maskedclamp.h:28
asm.h
MaskedClampDSPContext
Definition: maskedclamp.h:27
attributes.h
EXTERNAL_SSE2
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:59
EXTERNAL_SSE4
#define EXTERNAL_SSE4(flags)
Definition: cpu.h:68
ff_maskedclamp16_sse4
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)