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hpeldsp_vp3_init.c
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #include "libavutil/attributes.h"
20 #include "libavutil/cpu.h"
21 #include "libavutil/x86/cpu.h"
22 
23 #include "libavcodec/avcodec.h"
24 #include "libavcodec/hpeldsp.h"
25 
26 #include "hpeldsp.h"
27 
29  const uint8_t *pixels,
30  ptrdiff_t line_size, int h);
32  const uint8_t *pixels,
33  ptrdiff_t line_size, int h);
35  const uint8_t *pixels,
36  ptrdiff_t line_size, int h);
38  const uint8_t *pixels,
39  ptrdiff_t line_size, int h);
40 
42 {
43  if (EXTERNAL_AMD3DNOW(cpu_flags)) {
44  if (flags & AV_CODEC_FLAG_BITEXACT) {
47  }
48  }
49 
50  if (EXTERNAL_MMXEXT(cpu_flags)) {
51  if (flags & AV_CODEC_FLAG_BITEXACT) {
54  }
55  }
56 }
static atomic_int cpu_flags
Definition: cpu.c:50
Macro definitions for various function/variable attributes.
static int16_t block[64]
Definition: dct.c:115
uint8_t
#define av_cold
Definition: attributes.h:82
void ff_put_no_rnd_pixels8_x2_exact_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
static int flags
Definition: log.c:57
av_cold void ff_hpeldsp_vp3_init_x86(HpelDSPContext *c, int cpu_flags, int flags)
void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Half-pel DSP context.
Definition: hpeldsp.h:45
#define AV_CODEC_FLAG_BITEXACT
Use only bitexact stuff (except (I)DCT).
Definition: avcodec.h:883
Half-pel DSP functions.
void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Libavcodec external API header.
op_pixels_func put_no_rnd_pixels_tab[4][4]
Halfpel motion compensation with no rounding (a+b)>>1.
Definition: hpeldsp.h:82
#define EXTERNAL_MMXEXT(flags)
Definition: cpu.h:57
static double c[64]
int pixels
Definition: avisynth_c.h:429
void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
#define EXTERNAL_AMD3DNOW(flags)
Definition: cpu.h:54