FFmpeg
vf_maskedmerge_init.c
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1 /*
2  * Copyright (c) 2015 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/cpu.h"
25 
26 void ff_maskedmerge8_sse2(const uint8_t *bsrc, const uint8_t *osrc,
27  const uint8_t *msrc, uint8_t *dst,
28  ptrdiff_t blinesize, ptrdiff_t olinesize,
29  ptrdiff_t mlinesize, ptrdiff_t dlinesize,
30  int w, int h,
31  int half, int shift);
32 
34 {
36 
37  if (EXTERNAL_SSE2(cpu_flags) && s->depth == 8) {
38  s->maskedmerge = ff_maskedmerge8_sse2;
39  }
40 }
cpu.h
w
uint8_t w
Definition: llviddspenc.c:38
half
static uint8_t half(int a, int b)
Definition: mobiclip.c:538
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:103
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:52
ff_maskedmerge_init_x86
av_cold void ff_maskedmerge_init_x86(MaskedMergeContext *s)
Definition: vf_maskedmerge_init.c:33
av_cold
#define av_cold
Definition: attributes.h:90
s
#define s(width, name)
Definition: cbs_vp9.c:198
shift
static int shift(int a, int b)
Definition: bonk.c:262
cpu.h
attributes.h
EXTERNAL_SSE2
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:59
maskedmerge.h
MaskedMergeContext
Definition: maskedmerge.h:27
ff_maskedmerge8_sse2
void ff_maskedmerge8_sse2(const uint8_t *bsrc, const uint8_t *osrc, const uint8_t *msrc, uint8_t *dst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
h
h
Definition: vp9dsp_template.c:2038