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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-dsp-lib
* Created on: 31 мар. 2020 г.
*
* lsp-dsp-lib 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 3 of the License, or
* any later version.
*
* lsp-dsp-lib 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 lsp-dsp-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef PRIVATE_DSP_ARCH_GENERIC_MIX_H_
#define PRIVATE_DSP_ARCH_GENERIC_MIX_H_
#ifndef PRIVATE_DSP_ARCH_GENERIC_IMPL
#error "This header should not be included directly"
#endif /* PRIVATE_DSP_ARCH_GENERIC_IMPL */
namespace lsp
{
namespace generic
{
void mix2(float *dst, const float *src, float k1, float k2, size_t count)
{
while (count--)
{
*dst = *(dst) * k1 + *(src++) * k2;
dst ++;
}
}
void mix_copy2(float *dst, const float *src1, const float *src2, float k1, float k2, size_t count)
{
while (count--)
*(dst++) = *(src1++) * k1 + *(src2++) * k2;
}
void mix_add2(float *dst, const float *src1, const float *src2, float k1, float k2, size_t count)
{
while (count--)
*(dst++) += *(src1++) * k1 + *(src2++) * k2;
}
void mix3(float *dst, const float *src1, const float *src2, float k1, float k2, float k3, size_t count)
{
while (count--)
{
*dst = *(dst) * k1 + *(src1++) * k2 + *(src2++) * k3;
dst ++;
}
}
void mix_copy3(float *dst, const float *src1, const float *src2, const float *src3, float k1, float k2, float k3, size_t count)
{
while (count--)
*(dst++) = *(src1++) * k1 + *(src2++) * k2 + *(src3++) * k3;
}
void mix_add3(float *dst, const float *src1, const float *src2, const float *src3, float k1, float k2, float k3, size_t count)
{
while (count--)
*(dst++) += *(src1++) * k1 + *(src2++) * k2 + *(src3++) * k3;
}
void mix4(float *dst, const float *src1, const float *src2, const float *src3, float k1, float k2, float k3, float k4, size_t count)
{
while (count--)
{
*dst = *(dst) * k1 + *(src1++) * k2 + *(src2++) * k3 + *(src3++) * k4;
dst ++;
}
}
void mix_copy4(float *dst, const float *src1, const float *src2, const float *src3, const float *src4, float k1, float k2, float k3, float k4, size_t count)
{
while (count--)
*(dst++) = *(src1++) * k1 + *(src2++) * k2 + *(src3++) * k3 + *(src4++) * k4;
}
void mix_add4(float *dst, const float *src1, const float *src2, const float *src3, const float *src4, float k1, float k2, float k3, float k4, size_t count)
{
while (count--)
*(dst++) += *(src1++) * k1 + *(src2++) * k2 + *(src3++) * k3 + *(src4++) * k4;
}
}
}
#endif /* PRIVATE_DSP_ARCH_GENERIC_MIX_H_ */
|
