GNU Radio's GSM Package
Viterbi.h
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/*
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* Copyright 2013, 2014 Range Networks, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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*/
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#ifndef _VITERBI_H_
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#define _VITERBI_H_ 1
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// (pat) Virtual base class for Viterbi and Turbo coder/decoders.
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class
ViterbiBase
{
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public
:
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virtual
void
encode
(
const
BitVector
&in,
BitVector
& target)
const
= 0;
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virtual
void
decode
(
const
SoftVector
&in,
BitVector
& target) = 0;
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// (pat) Return error count from most recent decoder run.
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// If you get -1 from this, the method is not defined in the Viterbi class.
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virtual
int
getBEC
() {
return
-1; }
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//virtual ~ViterbiBase(); Currently None of these have destructors.
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// These functions are logically part of the Viterbi functionality, even though they do not use any class variables.
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unsigned
applyPoly
(uint64_t val, uint64_t poly);
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unsigned
applyPoly
(uint64_t val, uint64_t poly,
unsigned
order);
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};
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#endif
ViterbiBase::decode
virtual void decode(const SoftVector &in, BitVector &target)=0
BitVector
Definition:
BitVector.h:116
ViterbiBase::getBEC
virtual int getBEC()
Definition:
Viterbi.h:32
ViterbiBase::applyPoly
unsigned applyPoly(uint64_t val, uint64_t poly)
ViterbiBase::encode
virtual void encode(const BitVector &in, BitVector &target) const =0
SoftVector
Definition:
BitVector.h:328
ViterbiBase
Definition:
Viterbi.h:26
ViterbiBase::applyPoly
unsigned applyPoly(uint64_t val, uint64_t poly, unsigned order)
lib
decoding
openbts
Viterbi.h
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