libsidplayfp
1.8.8
builders
residfp-builder
residfp
resample
SincResampler.h
1
/*
2
* This file is part of libsidplayfp, a SID player engine.
3
*
4
* Copyright 2011-2013 Leandro Nini <drfiemost@users.sourceforge.net>
5
* Copyright 2007-2010 Antti Lankila
6
* Copyright 2004 Dag Lem <resid@nimrod.no>
7
*
8
* This program is free software; you can redistribute it and/or modify
9
* it under the terms of the GNU General Public License as published by
10
* the Free Software Foundation; either version 2 of the License, or
11
* (at your option) any later version.
12
*
13
* This program is distributed in the hope that it will be useful,
14
* but WITHOUT ANY WARRANTY; without even the implied warranty of
15
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16
* GNU General Public License for more details.
17
*
18
* You should have received a copy of the GNU General Public License
19
* along with this program; if not, write to the Free Software
20
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21
*/
22
23
#ifndef SINCRESAMPLER_H
24
#define SINCRESAMPLER_H
25
26
#include "Resampler.h"
27
28
#include <string>
29
#include <map>
30
31
#include "../array.h"
32
33
namespace
reSIDfp
34
{
35
51
class
SincResampler
:
public
Resampler
52
{
53
private
:
54
static
const
int
RINGSIZE = 2048;
55
56
private
:
58
matrix_t
* firTable;
59
60
int
sampleIndex;
61
63
int
firRES;
64
66
int
firN;
67
68
const
int
cyclesPerSample;
69
70
int
sampleOffset;
71
72
int
outputValue;
73
74
short
sample[RINGSIZE * 2];
75
76
private
:
77
int
fir(
int
subcycle);
78
79
public
:
100
SincResampler
(
double
clockFrequency,
double
samplingFrequency,
double
highestAccurateFrequency);
101
102
bool
input
(
int
input
);
103
104
int
output()
const
{
return
outputValue; }
105
106
void
reset();
107
};
108
109
}
// namespace reSIDfp
110
111
#endif
reSIDfp::Resampler
Definition:
Resampler.h:32
reSIDfp::SincResampler::input
bool input(int input)
Definition:
SincResampler.cpp:240
reSIDfp::SincResampler
Definition:
SincResampler.h:51
reSIDfp::SincResampler::SincResampler
SincResampler(double clockFrequency, double samplingFrequency, double highestAccurateFrequency)
Definition:
SincResampler.cpp:145
array
Definition:
array.h:41
Generated by
1.8.17