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imdct15_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 <stddef.h>
20 
21 #include "libavutil/cpu.h"
22 #include "libavutil/aarch64/cpu.h"
23 #include "libavutil/internal.h"
24 
25 #include "libavcodec/imdct15.h"
26 
27 #include "asm-offsets.h"
28 
35 
36 void ff_celt_imdct_half_neon(IMDCT15Context *s, float *dst, const float *src,
37  ptrdiff_t stride, float scale);
38 
40 {
41  int cpu_flags = av_get_cpu_flags();
42 
43  if (have_neon(cpu_flags)) {
45  }
46 }
const char * s
Definition: avisynth_c.h:631
#define CELT_TMP
Definition: asm-offsets.h:27
void ff_imdct15_init_aarch64(IMDCT15Context *s)
Definition: imdct15_init.c:39
#define CELT_TWIDDLE
Definition: asm-offsets.h:28
#define CELT_EXPTAB
Definition: asm-offsets.h:23
void ff_celt_imdct_half_neon(IMDCT15Context *s, float *dst, const float *src, ptrdiff_t stride, float scale)
#define CELT_LEN4
Definition: asm-offsets.h:26
common internal API header
#define have_neon(flags)
Definition: cpu.h:27
AV_CHECK_OFFSET(IMDCT15Context, exptab, CELT_EXPTAB)
#define src
Definition: vp9dsp.c:530
void(* imdct_half)(struct IMDCT15Context *s, float *dst, const float *src, ptrdiff_t src_stride, float scale)
Calculate the middle half of the iMDCT.
Definition: imdct15.h:40
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:76
static struct @47 * exptab
GLint GLenum GLboolean GLsizei stride
Definition: opengl_enc.c:105
#define CELT_FFT_N
Definition: asm-offsets.h:24
#define CELT_LEN2
Definition: asm-offsets.h:25