diff options
Diffstat (limited to 'gr-atsc/include/gnuradio/atsc/single_viterbi_impl.h')
-rw-r--r-- | gr-atsc/include/gnuradio/atsc/single_viterbi_impl.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/gr-atsc/include/gnuradio/atsc/single_viterbi_impl.h b/gr-atsc/include/gnuradio/atsc/single_viterbi_impl.h deleted file mode 100644 index d6578ce259..0000000000 --- a/gr-atsc/include/gnuradio/atsc/single_viterbi_impl.h +++ /dev/null @@ -1,58 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2002 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef _ATSCSINGLEVITERBI_H_ -#define _ATSCSINGLEVITERBI_H_ - -#include <gnuradio/atsc/api.h> - -/*! - * \brief single channel viterbi decoder - */ -class ATSC_API atsci_single_viterbi -{ - -public: - atsci_single_viterbi (); - - static const unsigned int TB_LEN = 32; - - /*! - * \p INPUT ideally takes on the values +/- 1,3,5,7 - * return is decoded dibit in the range [0, 3] - */ - char decode (float input); - - void reset (); - - //! internal delay of decoder - int delay () { return TB_LEN - 1; } - -protected: - static const int transition_table[32]; - static const float was_sent[32]; - float path_metrics [2][8]; - unsigned long long traceback [2][8]; - unsigned char phase; -}; - -#endif |