dcadsp: split lfe_dir cases
[ffmpeg.git] / libavcodec / arm / dcadsp_init_arm.c
1 /*
2  * Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
3  *
4  * This file is part of Libav.
5  *
6  * Libav 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.
10  *
11  * Libav 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.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with Libav; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20
21 #include "config.h"
22
23 #include "libavutil/arm/cpu.h"
24 #include "libavutil/attributes.h"
25 #include "libavcodec/dcadsp.h"
26
27 void ff_dca_lfe_fir0_neon(float *out, const float *in, const float *coefs,
28                           float scale);
29 void ff_dca_lfe_fir1_neon(float *out, const float *in, const float *coefs,
30                           float scale);
31
32 void ff_dca_lfe_fir32_vfp(float *out, const float *in, const float *coefs,
33                           float scale);
34 void ff_dca_lfe_fir64_vfp(float *out, const float *in, const float *coefs,
35                           float scale);
36
37 void ff_dca_qmf_32_subbands_vfp(float samples_in[32][8], int sb_act,
38                                 SynthFilterContext *synth, FFTContext *imdct,
39                                 float synth_buf_ptr[512],
40                                 int *synth_buf_offset, float synth_buf2[32],
41                                 const float window[512], float *samples_out,
42                                 float raXin[32], float scale);
43
44 void ff_synth_filter_float_vfp(FFTContext *imdct,
45                                float *synth_buf_ptr, int *synth_buf_offset,
46                                float synth_buf2[32], const float window[512],
47                                float out[32], const float in[32],
48                                float scale);
49
50 void ff_synth_filter_float_neon(FFTContext *imdct,
51                                 float *synth_buf_ptr, int *synth_buf_offset,
52                                 float synth_buf2[32], const float window[512],
53                                 float out[32], const float in[32],
54                                 float scale);
55
56 av_cold void ff_dcadsp_init_arm(DCADSPContext *s)
57 {
58     int cpu_flags = av_get_cpu_flags();
59
60     if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags)) {
61         s->lfe_fir[0]      = ff_dca_lfe_fir32_vfp;
62         s->lfe_fir[1]      = ff_dca_lfe_fir64_vfp;
63         s->qmf_32_subbands = ff_dca_qmf_32_subbands_vfp;
64     }
65     if (have_neon(cpu_flags)) {
66         s->lfe_fir[0] = ff_dca_lfe_fir0_neon;
67         s->lfe_fir[1] = ff_dca_lfe_fir1_neon;
68     }
69 }
70
71 av_cold void ff_synth_filter_init_arm(SynthFilterContext *s)
72 {
73     int cpu_flags = av_get_cpu_flags();
74
75     if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags))
76         s->synth_filter_float = ff_synth_filter_float_vfp;
77     if (have_neon(cpu_flags))
78         s->synth_filter_float = ff_synth_filter_float_neon;
79 }