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pixblockdsp_init_arm.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 <stdint.h>
20 
21 #include "libavutil/attributes.h"
22 #include "libavutil/cpu.h"
23 #include "libavutil/arm/cpu.h"
24 #include "libavcodec/avcodec.h"
25 #include "libavcodec/pixblockdsp.h"
26 
27 void ff_get_pixels_armv6(int16_t *block, const uint8_t *pixels,
28  ptrdiff_t stride);
29 void ff_diff_pixels_armv6(int16_t *block, const uint8_t *s1,
30  const uint8_t *s2, ptrdiff_t stride);
31 
33  AVCodecContext *avctx,
34  unsigned high_bit_depth)
35 {
37 
38  if (have_armv6(cpu_flags)) {
39  if (!high_bit_depth)
42  }
43 }
#define have_armv6(flags)
Definition: cpu.h:27
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(* diff_pixels)(int16_t *av_restrict block, const uint8_t *s1, const uint8_t *s2, ptrdiff_t stride)
Definition: pixblockdsp.h:32
#define s2
Definition: regdef.h:39
void(* get_pixels)(int16_t *av_restrict block, const uint8_t *pixels, ptrdiff_t stride)
Definition: pixblockdsp.h:29
void ff_get_pixels_armv6(int16_t *block, const uint8_t *pixels, ptrdiff_t stride)
av_cold void ff_pixblockdsp_init_arm(PixblockDSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth)
Libavcodec external API header.
main external API structure.
Definition: avcodec.h:1488
#define s1
Definition: regdef.h:38
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:92
GLint GLenum GLboolean GLsizei stride
Definition: opengl_enc.c:105
static double c[64]
void ff_diff_pixels_armv6(int16_t *block, const uint8_t *s1, const uint8_t *s2, ptrdiff_t stride)
int pixels
Definition: avisynth_c.h:429