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
|
/*
* Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2021 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-dsp-units
* Created on: 21 февр. 2021 г.
*
* lsp-dsp-units 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-units 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-units. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_DSP_UNITS_MISC_FADE_H_
#define LSP_PLUG_IN_DSP_UNITS_MISC_FADE_H_
#include <lsp-plug.in/dsp-units/version.h>
#include <lsp-plug.in/common/types.h>
namespace lsp
{
namespace dspu
{
/** Apply linear fade-in to the signal (with range check)
*
* @param dst destination buffer
* @param src source buffer
* @param fade_len length of fade (in elements)
* @param buf_len length of the buffer
*/
LSP_DSP_UNITS_PUBLIC
void fade_in(float *dst, const float *src, size_t fade_len, size_t buf_len);
/** Apply linear fade-out to the signal (with range check)
*
* @param dst destination buffer
* @param src source buffer
* @param fade_len length of fade (in elements)
* @param buf_len length of the buffer
*/
LSP_DSP_UNITS_PUBLIC
void fade_out(float *dst, const float *src, size_t fade_len, size_t buf_len);
}
}
#endif /* INCLUDE_LSP_PLUG_IN_DSP_UNITS_MISC_FADE_H_ */
|
