GNU Radio 3.5.3.2 C++ API
gr_feedforward_agc_cc.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2006 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_FEEDFORWARD_AGC_CC_H
24 #define INCLUDED_GR_FEEDFORWARD_AGC_CC_H
25 
26 #include <gr_core_api.h>
27 #include <gr_sync_block.h>
28 
31 
33 gr_make_feedforward_agc_cc(int nsamples, float reference = 1.0);
34 
35 /*!
36  * \brief Non-causal AGC which computes required gain based on max absolute value over nsamples
37  * \ingroup level_blk
38  */
40 {
42  gr_make_feedforward_agc_cc(int nsamples, float reference);
43 
44  int d_nsamples;
45  float d_reference;
46 
47  gr_feedforward_agc_cc(int nsamples, float reference);
48 
49  public:
51 
52  int work(int noutput_items,
53  gr_vector_const_void_star &input_items,
54  gr_vector_void_star &output_items);
55 };
56 
57 #endif /* INCLUDED_GR_FEEDFORWARD_AGC_CC_H */