GNU Radio 3.7.3 C++ API
GrAtscFPLL.h
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/* -*- c++ -*- */
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/*
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* Copyright 2002 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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* GNU Radio 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 3, or (at your option)
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* any later version.
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*
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* GNU Radio 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
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GRATSCFPLL_H_
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#define _GRATSCFPLL_H_
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#include <gnuradio/blocks/nco.h>
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#include <gnuradio/filter/iir.h>
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#include <
gnuradio/filter/single_pole_iir.h
>
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#include <
gnuradio/analog/agc.h
>
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#include <VrSigProc.h>
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#include <stdio.h>
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#include <
gnuradio/atsc/diag_output_impl.h
>
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/*!
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* \brief ATSC FPLL (2nd Version)
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*
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* Used as follows:
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* float float
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* A/D --> GrFIRfilterFFF ----> GrAtscFPLL ---->
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*
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* We use GrFIRfilterFFF to bandpass filter the signal of interest.
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*
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* This class accepts a single real input and produces a single real output
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*/
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class
GrAtscFPLL
:
public
VrSigProc {
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protected
:
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typedef
float
iType
;
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typedef
float
oType
;
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public
:
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GrAtscFPLL
(
double
a_initial_freq);
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virtual
~GrAtscFPLL
() {}
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virtual
const
char
*
name
() {
return
"GrAtscFPLL"
; }
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virtual
void
initialize
();
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virtual
int
work
(VrSampleRange output,
void
*o[],
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VrSampleRange inputs[],
void
*i[]);
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// diagnostic routines
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void
set_initial_phase
(
double
phase) {
initial_phase
= phase; }
// radians
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void
set_no_update
(
bool
a_no_update) {
debug_no_update
= a_no_update; }
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protected
:
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double
initial_freq
;
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double
initial_phase
;
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bool
debug_no_update
;
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gr_nco<float,float>
nco
;
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gr_agc
agc
;
// automatic gain control
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gr_single_pole_iir<float,float,float>
afci
;
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gr_single_pole_iir<float,float,float>
afcq
;
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#ifdef _FPLL_DIAG_OUTPUT_
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FILE *fp;
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#endif
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};
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#endif // _GRATSCFPLL_H_
gnuradio
gr-atsc
include
gnuradio
atsc
GrAtscFPLL.h
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