GNU Radio 3.6.3.1 C++ API
gr_fmdet_cf.h
Go to the documentation of this file.
1
/* -*- c++ -*- */
2
/*
3
* Copyright 2008 Free Software Foundation, Inc.
4
*
5
* This file is part of GNU Radio
6
*
7
* GNU Radio is free software; you can redistribute it and/or modify
8
* it under the terms of the GNU General Public License as published by
9
* the Free Software Foundation; either version 3, or (at your option)
10
* any later version.
11
*
12
* GNU Radio is distributed in the hope that it will be useful,
13
* but WITHOUT ANY WARRANTY; without even the implied warranty of
14
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15
* GNU General Public License for more details.
16
*
17
* You should have received a copy of the GNU General Public License
18
* along with GNU Radio; see the file COPYING. If not, write to
19
* the Free Software Foundation, Inc., 51 Franklin Street,
20
* Boston, MA 02110-1301, USA.
21
*/
22
23
#ifndef INCLUDED_GR_FMDET_CF_H
24
#define INCLUDED_GR_FMDET_CF_H
25
26
#include <
gr_core_api.h
>
27
#include <
gr_sync_block.h
>
28
29
class
gr_fmdet_cf
;
30
typedef
boost::shared_ptr<gr_fmdet_cf>
gr_fmdet_cf_sptr
;
31
32
GR_CORE_API
gr_fmdet_cf_sptr
gr_make_fmdet_cf
(
float
samplerate,
float
freq_low,
float
freq_high,
float
scl);
33
34
class
gr_fir_ccf;
35
36
37
/*!
38
* \brief Implements an IQ slope detector
39
*
40
*
41
* input: stream of complex; output: stream of floats
42
*
43
* This implements a limiting slope detector. The limiter is in the
44
* normalization by the magnitude of the sample
45
*/
46
47
class
GR_CORE_API
gr_fmdet_cf
:
public
gr_sync_block
48
{
49
friend
GR_CORE_API
gr_fmdet_cf_sptr
gr_make_fmdet_cf
(
float
samplerate,
float
freq_low,
50
float
freq_high,
float
scl);
51
52
gr_complex
d_S1,d_S2,d_S3,d_S4;
53
float
d_freq,d_freqlo,d_freqhi,d_scl,d_bias;
54
gr_fir_ccf* d_filter;
55
gr_fmdet_cf
(
float
samplerate,
float
freq_low,
float
freq_high,
float
scl);
56
57
int
work
(
int
noutput_items,
58
gr_vector_const_void_star
&input_items,
59
gr_vector_void_star
&output_items);
60
61
};
62
63
#endif
gnuradio
gnuradio-core
src
lib
general
gr_fmdet_cf.h
Generated by
1.8.1.1