GNU Radio Manual and C++ API Reference
3.9.1.0
The Free & Open Software Radio Ecosystem
agc3_cc.h
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/* -*- c++ -*- */
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/*
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* Copyright 2006,2012 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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*/
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#ifndef INCLUDED_ANALOG_AGC3_CC_H
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#define INCLUDED_ANALOG_AGC3_CC_H
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#include <
gnuradio/analog/api.h
>
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#include <
gnuradio/sync_block.h
>
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namespace
gr
{
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namespace
analog {
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/*!
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* \brief high performance Automatic Gain Control class with
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* attack and decay rates.
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* \ingroup level_controllers_blk
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*
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* \details
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* Unlike the AGC2 loop, this uses an initial linear calculation
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* at the beginning for very fast initial acquisition. Moves to
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* IIR model for tracking purposes.
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*
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* For Power the absolute value of the complex number is used.
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*/
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class
ANALOG_API
agc3_cc
:
virtual
public
sync_block
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{
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public
:
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// gr::analog::agc3_cc::sptr
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typedef
std::shared_ptr<agc3_cc>
sptr
;
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/*!
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* Build a complex value AGC loop block with attack and decay rates.
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*
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* \param attack_rate the update rate of the loop when in attack mode.
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* \param decay_rate the update rate of the loop when in decay mode.
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* \param reference reference value to adjust signal power to.
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* \param gain initial gain value.
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* \param iir_update_decim stride by this number of samples before
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* computing an IIR gain update
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*/
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static
sptr
make(
float
attack_rate = 1e-1,
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float
decay_rate = 1e-2,
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float
reference = 1.0,
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float
gain = 1.0,
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int
iir_update_decim = 1);
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virtual
float
attack_rate()
const
= 0;
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virtual
float
decay_rate()
const
= 0;
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virtual
float
reference()
const
= 0;
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virtual
float
gain()
const
= 0;
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virtual
float
max_gain()
const
= 0;
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virtual
void
set_attack_rate(
float
rate) = 0;
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virtual
void
set_decay_rate(
float
rate) = 0;
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virtual
void
set_reference(
float
reference) = 0;
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virtual
void
set_gain(
float
gain) = 0;
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virtual
void
set_max_gain(
float
max_gain) = 0;
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};
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}
/* namespace analog */
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}
/* namespace gr */
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#endif
/* INCLUDED_ANALOG_AGC3_CC_H */
ANALOG_API
#define ANALOG_API
Definition:
gr-analog/include/gnuradio/analog/api.h:18
gr::sync_block
synchronous 1:1 input to output with history
Definition:
sync_block.h:25
sync_block.h
gr::analog::agc3_cc::sptr
std::shared_ptr< agc3_cc > sptr
Definition:
agc3_cc.h:36
gr
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition:
basic_block.h:29
api.h
gr::analog::agc3_cc
high performance Automatic Gain Control class with attack and decay rates.
Definition:
agc3_cc.h:32
gr-analog
include
gnuradio
analog
agc3_cc.h
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