2 * Copyright (c) 2012 Mans Rullgard
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
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 GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "libavutil/arm/cpu.h"
23 #include "libavutil/attributes.h"
24 #include "libavcodec/sbrdsp.h"
26 void ff_sbr_sum64x5_neon(float *z
);
27 float ff_sbr_sum_square_neon(float (*x
)[2], int n
);
28 void ff_sbr_neg_odd_64_neon(float *x
);
29 void ff_sbr_qmf_pre_shuffle_neon(float *z
);
30 void ff_sbr_qmf_post_shuffle_neon(float W
[32][2], const float *z
);
31 void ff_sbr_qmf_deint_neg_neon(float *v
, const float *src
);
32 void ff_sbr_qmf_deint_bfly_neon(float *v
, const float *src0
, const float *src1
);
33 void ff_sbr_hf_g_filt_neon(float (*Y
)[2], const float (*X_high
)[40][2],
34 const float *g_filt
, int m_max
, intptr_t ixh
);
35 void ff_sbr_hf_gen_neon(float (*X_high
)[2], const float (*X_low
)[2],
36 const float alpha0
[2], const float alpha1
[2],
37 float bw
, int start
, int end
);
38 void ff_sbr_autocorrelate_neon(const float x
[40][2], float phi
[3][2][2]);
40 void ff_sbr_hf_apply_noise_0_neon(float Y
[64][2], const float *s_m
,
41 const float *q_filt
, int noise
,
43 void ff_sbr_hf_apply_noise_1_neon(float Y
[64][2], const float *s_m
,
44 const float *q_filt
, int noise
,
46 void ff_sbr_hf_apply_noise_2_neon(float Y
[64][2], const float *s_m
,
47 const float *q_filt
, int noise
,
49 void ff_sbr_hf_apply_noise_3_neon(float Y
[64][2], const float *s_m
,
50 const float *q_filt
, int noise
,
53 av_cold
void ff_sbrdsp_init_arm(SBRDSPContext
*s
)
55 int cpu_flags
= av_get_cpu_flags();
57 if (have_neon(cpu_flags
)) {
58 s
->sum64x5
= ff_sbr_sum64x5_neon
;
59 s
->sum_square
= ff_sbr_sum_square_neon
;
60 s
->neg_odd_64
= ff_sbr_neg_odd_64_neon
;
61 s
->qmf_pre_shuffle
= ff_sbr_qmf_pre_shuffle_neon
;
62 s
->qmf_post_shuffle
= ff_sbr_qmf_post_shuffle_neon
;
63 s
->qmf_deint_neg
= ff_sbr_qmf_deint_neg_neon
;
64 s
->qmf_deint_bfly
= ff_sbr_qmf_deint_bfly_neon
;
65 s
->hf_g_filt
= ff_sbr_hf_g_filt_neon
;
66 s
->hf_gen
= ff_sbr_hf_gen_neon
;
67 s
->autocorrelate
= ff_sbr_autocorrelate_neon
;
68 s
->hf_apply_noise
[0] = ff_sbr_hf_apply_noise_0_neon
;
69 s
->hf_apply_noise
[1] = ff_sbr_hf_apply_noise_1_neon
;
70 s
->hf_apply_noise
[2] = ff_sbr_hf_apply_noise_2_neon
;
71 s
->hf_apply_noise
[3] = ff_sbr_hf_apply_noise_3_neon
;