gr-baz Package
atsc_viterbi_decoder.h
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/* -*- c++ -*- */
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/*
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* Copyright 2006 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_ATSC_VITERBI_DECODER_H
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#define INCLUDED_ATSC_VITERBI_DECODER_H
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#include <
atsc_api.h
>
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#include <
gr_sync_block.h
>
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#include <
atsci_viterbi_decoder.h
>
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class
atsc_viterbi_decoder
;
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typedef
boost::shared_ptr<atsc_viterbi_decoder>
atsc_viterbi_decoder_sptr
;
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ATSC_API
atsc_viterbi_decoder_sptr
atsc_make_viterbi_decoder
();
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/*!
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* \brief ATSC 12-way interleaved viterbi decoder (atsc_soft_data_segment --> atsc_mpeg_packet_rs_encoded)
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* \ingroup atsc
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*
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* input: atsc_soft_data_segment; output: atsc_mpeg_packet_rs_encoded
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*/
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class
ATSC_API
atsc_viterbi_decoder
:
public
gr_sync_block
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{
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friend
ATSC_API
atsc_viterbi_decoder_sptr
atsc_make_viterbi_decoder
();
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atsci_viterbi_decoder
d_viterbi_decoder;
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atsc_viterbi_decoder
();
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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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void
reset
() {
/* nop */
}
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protected
:
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int
last_start
;
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};
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#endif
/* INCLUDED_ATSC_VITERBI_DECODER_H */
gnuradio
gr-atsc
src
lib
atsc_viterbi_decoder.h
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