FFmpeg
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
vf_interlace_init.c
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2014 Kieran Kunhya <kierank@obe.tv>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (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
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
18  * 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/internal.h"
24 #include "libavutil/mem.h"
25 #include "libavutil/x86/asm.h"
26 #include "libavutil/x86/cpu.h"
27 
28 #include "libavfilter/interlace.h"
29 
30 void ff_lowpass_line_sse2(uint8_t *dstp, ptrdiff_t linesize,
31  const uint8_t *srcp,
32  const uint8_t *srcp_above,
33  const uint8_t *srcp_below);
34 void ff_lowpass_line_avx (uint8_t *dstp, ptrdiff_t linesize,
35  const uint8_t *srcp,
36  const uint8_t *srcp_above,
37  const uint8_t *srcp_below);
38 
40 {
41  int cpu_flags = av_get_cpu_flags();
42 
43  if (EXTERNAL_SSE2(cpu_flags))
45  if (EXTERNAL_AVX(cpu_flags))
47 }
const char * s
Definition: avisynth_c.h:631
memory handling functions
Macro definitions for various function/variable attributes.
BYTE int const BYTE * srcp
Definition: avisynth_c.h:676
uint8_t
#define av_cold
Definition: attributes.h:74
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:56
void ff_lowpass_line_sse2(uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp, const uint8_t *srcp_above, const uint8_t *srcp_below)
void(* lowpass_line)(uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp, const uint8_t *srcp_above, const uint8_t *srcp_below)
Definition: interlace.h:52
void ff_lowpass_line_avx(uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp, const uint8_t *srcp_above, const uint8_t *srcp_below)
BYTE * dstp
Definition: avisynth_c.h:676
common internal API header
progressive to interlaced content filter, inspired by heavy debugging of tinterlace filter...
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:76
#define EXTERNAL_AVX(flags)
Definition: cpu.h:65
av_cold void ff_interlace_init_x86(InterlaceContext *s)