GNU Radio 3.6.4 C++ API
pager_slicer_fb.h
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/*
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* Copyright 2006,2007 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 INCLUDED_PAGER_SLICER_FB_H
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#define INCLUDED_PAGER_SLICER_FB_H
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#include <
pager_api.h
>
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#include <
gr_sync_block.h
>
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class
pager_slicer_fb
;
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typedef
boost::shared_ptr<pager_slicer_fb>
pager_slicer_fb_sptr
;
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PAGER_API
pager_slicer_fb_sptr
pager_make_slicer_fb
(
float
alpha);
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/*!
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* \brief slicer description
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* \ingroup pager_blk
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*/
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class
PAGER_API
pager_slicer_fb
:
public
gr_sync_block
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{
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private
:
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friend
PAGER_API
pager_slicer_fb_sptr
pager_make_slicer_fb
(
float
alpha);
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pager_slicer_fb
(
float
alpha);
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unsigned
char
slice(
float
sample);
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float
d_alpha;
// DC removal time constant
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float
d_beta;
// 1.0-d_alpha
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float
d_avg;
// Average value for DC offset subtraction
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public
:
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int
work
(
int
noutput_items,
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gr_vector_const_void_star
&input_items,
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gr_vector_void_star
&output_items);
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float
dc_offset
()
const
{
return
d_avg; }
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};
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#endif
/* INCLUDED_PAGER_SLICER_FB_H */
gnuradio
gr-pager
lib
pager_slicer_fb.h
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