Ardour
9.0-pre0-582-g084a23a80d
iec1ppmdsp.h
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/*
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* Copyright (C) 2012 Fons Adriaensen <fons@linuxaudio.org>
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* Copyright (C) 2013-2014 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __IEC1PPMDSP_H
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#define __IEC1PPMDSP_H
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#include "
ardour/libardour_visibility.h
"
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class
LIBARDOUR_API
Iec1ppmdsp
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{
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public
:
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Iec1ppmdsp
(
void
);
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~Iec1ppmdsp
(
void
);
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void
process
(
float
const
*p,
int
n);
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float
read
(
void
);
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void
reset
();
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static
void
init
(
float
fsamp);
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private
:
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float
_z1
;
// filter state
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float
_z2
;
// filter state
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float
_m
;
// max value since last read()
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bool
_res
;
// flag to reset m
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static
float
_w1
;
// attack filter coefficient
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static
float
_w2
;
// attack filter coefficient
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static
float
_w3
;
// release filter coefficient
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static
float
_g
;
// gain factor
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};
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#endif
Iec1ppmdsp
Definition:
iec1ppmdsp.h:27
Iec1ppmdsp::read
float read(void)
Iec1ppmdsp::_res
bool _res
Definition:
iec1ppmdsp.h:44
Iec1ppmdsp::_z2
float _z2
Definition:
iec1ppmdsp.h:42
Iec1ppmdsp::_g
static float _g
Definition:
iec1ppmdsp.h:49
Iec1ppmdsp::process
void process(float const *p, int n)
Iec1ppmdsp::_z1
float _z1
Definition:
iec1ppmdsp.h:41
Iec1ppmdsp::~Iec1ppmdsp
~Iec1ppmdsp(void)
Iec1ppmdsp::Iec1ppmdsp
Iec1ppmdsp(void)
Iec1ppmdsp::_w1
static float _w1
Definition:
iec1ppmdsp.h:46
Iec1ppmdsp::reset
void reset()
Iec1ppmdsp::_w3
static float _w3
Definition:
iec1ppmdsp.h:48
Iec1ppmdsp::_m
float _m
Definition:
iec1ppmdsp.h:43
Iec1ppmdsp::_w2
static float _w2
Definition:
iec1ppmdsp.h:47
Iec1ppmdsp::init
static void init(float fsamp)
libardour_visibility.h
LIBARDOUR_API
#define LIBARDOUR_API
Definition:
libardour_visibility.h:38
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ardour
ardour
iec1ppmdsp.h
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