FFmpeg
vf_psnr_init.c
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1 /*
2  * Copyright (c) 2015 Ronald S. Bultje <rsbultje@gmail.com>
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/x86/cpu.h"
22 
23 #include "libavfilter/psnr.h"
24 
25 uint64_t ff_sse_line_8bit_sse2(const uint8_t *buf, const uint8_t *ref, int w);
26 uint64_t ff_sse_line_16bit_sse2(const uint8_t *buf, const uint8_t *ref, int w);
27 
28 void ff_psnr_init_x86(PSNRDSPContext *dsp, int bpp)
29 {
31 
32  if (EXTERNAL_SSE2(cpu_flags)) {
33  if (bpp <= 8) {
35  } else if (bpp <= 15) {
37  }
38  }
39 }
uint64_t(* sse_line)(const uint8_t *buf, const uint8_t *ref, int w)
Definition: psnr.h:28
static atomic_int cpu_flags
Definition: cpu.c:50
uint8_t
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:59
void ff_psnr_init_x86(PSNRDSPContext *dsp, int bpp)
Definition: vf_psnr_init.c:28
uint8_t w
Definition: llviddspenc.c:38
uint64_t ff_sse_line_16bit_sse2(const uint8_t *buf, const uint8_t *ref, int w)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
static int ref[MAX_W *MAX_W]
Definition: jpeg2000dwt.c:107
uint64_t ff_sse_line_8bit_sse2(const uint8_t *buf, const uint8_t *ref, int w)