aboutsummaryrefslogtreecommitdiffstats
path: root/libavcodec/aarch64/fmtconvert_init.c
blob: 0a55a1b88c22c96c0086a175235d6b14baa1ccd5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
/*
 * ARM optimized Format Conversion Utils
 *
 * This file is part of Libav.
 *
 * Libav is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * Libav is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Libav; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <stdint.h>

#include "libavutil/attributes.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/fmtconvert.h"

void ff_int32_to_float_fmul_array8_neon(FmtConvertContext *c, float *dst,
                                        const int32_t *src, const float *mul,
                                        int len);
void ff_int32_to_float_fmul_scalar_neon(float *dst, const int32_t *src,
                                        float mul, int len);

av_cold void ff_fmt_convert_init_aarch64(FmtConvertContext *c,
                                         AVCodecContext *avctx)
{
    int cpu_flags = av_get_cpu_flags();

    if (have_neon(cpu_flags)) {
        c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_neon;
        c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_neon;
    }
}