diff options
Diffstat (limited to 'gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h')
-rw-r--r-- | gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h | 107 |
1 files changed, 56 insertions, 51 deletions
diff --git a/gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h b/gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h index 7c31c1897d..7da206d3bc 100644 --- a/gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h +++ b/gr-dtv/lib/dvbt/dvbt_inner_coder_impl.h @@ -1,17 +1,17 @@ /* -*- c++ -*- */ -/* +/* * Copyright 2015,2016 Free Software Foundation, Inc. - * + * * This 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. - * + * * This software 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 this software; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, @@ -25,53 +25,58 @@ #include "dvbt_configure.h" namespace gr { - namespace dtv { - - class dvbt_inner_coder_impl : public dvbt_inner_coder - { - private: - const dvbt_configure config; - - static const int d_lookup_171[128]; - static const int d_lookup_133[128]; - - int d_ninput; - int d_noutput; - - int d_reg; - - // Code rate k/n - int d_k; - int d_n; - // Constellation with m - int d_m; - - // input block size in bytes - int d_in_bs; - // bit input buffer - unsigned char * d_in_buff; - - // output block size in bytes - int d_out_bs; - // bit output buffer - unsigned char * d_out_buff; - - inline void generate_codeword(unsigned char in, int &x, int &y); - inline void generate_punctured_code(dvb_code_rate_t coderate, unsigned char * in, unsigned char * out); - - public: - dvbt_inner_coder_impl(int ninput, int noutput, dvb_constellation_t constellation, dvbt_hierarchy_t hierarchy, dvb_code_rate_t coderate); - ~dvbt_inner_coder_impl(); - void forecast (int noutput_items, gr_vector_int &ninput_items_required); - - int general_work (int noutput_items, - gr_vector_int &ninput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); - }; - - } // namespace dtv +namespace dtv { + +class dvbt_inner_coder_impl : public dvbt_inner_coder +{ +private: + const dvbt_configure config; + + static const int d_lookup_171[128]; + static const int d_lookup_133[128]; + + int d_ninput; + int d_noutput; + + int d_reg; + + // Code rate k/n + int d_k; + int d_n; + // Constellation with m + int d_m; + + // input block size in bytes + int d_in_bs; + // bit input buffer + unsigned char* d_in_buff; + + // output block size in bytes + int d_out_bs; + // bit output buffer + unsigned char* d_out_buff; + + inline void generate_codeword(unsigned char in, int& x, int& y); + inline void generate_punctured_code(dvb_code_rate_t coderate, + unsigned char* in, + unsigned char* out); + +public: + dvbt_inner_coder_impl(int ninput, + int noutput, + dvb_constellation_t constellation, + dvbt_hierarchy_t hierarchy, + dvb_code_rate_t coderate); + ~dvbt_inner_coder_impl(); + void forecast(int noutput_items, gr_vector_int& ninput_items_required); + + int general_work(int noutput_items, + gr_vector_int& ninput_items, + gr_vector_const_void_star& input_items, + gr_vector_void_star& output_items); +}; + +} // namespace dtv } // namespace gr #endif /* INCLUDED_DTV_DVBT_INNER_CODER_IMPL_H */ - |