1 /* -*- c++ -*- */ 2 /* 3 * Copyright 2012 Free Software Foundation, Inc. 4 * 5 * This file is part of GNU Radio 6 * 7 * GNU Radio is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3, or (at your option) 10 * any later version. 11 * 12 * GNU Radio is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Radio; see the file COPYING. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef INCLUDED_BLOCKS_REPACK_BITS_BB_IMPL_H 24 #define INCLUDED_BLOCKS_REPACK_BITS_BB_IMPL_H 25 26 #include <gnuradio/blocks/repack_bits_bb.h> 27 28 namespace gr { 29 namespace blocks { 30 31 class repack_bits_bb_impl : public repack_bits_bb 32 { 33 private: 34 int d_k; //! Bits on input stream 35 int d_l; //! Bits on output stream 36 const bool d_packet_mode; 37 int d_in_index; // Current bit of input byte 38 int d_out_index; // Current bit of output byte 39 bool d_align_output; //! true if the output shall be aligned, false if the input shall 40 //! be aligned 41 endianness_t d_endianness; 42 43 protected: 44 int calculate_output_stream_length(const gr_vector_int& ninput_items); 45 46 public: 47 repack_bits_bb_impl(int k, 48 int l, 49 const std::string& len_tag_key, 50 bool align_output, 51 endianness_t endianness = GR_LSB_FIRST); 52 ~repack_bits_bb_impl(); 53 void set_k_and_l( 54 int k, 55 int l); // callback function for bits per input byte k and bits per output byte l 56 int work(int noutput_items, 57 gr_vector_int& ninput_items, 58 gr_vector_const_void_star& input_items, 59 gr_vector_void_star& output_items); 60 }; 61 62 } // namespace blocks 63 } // namespace gr 64 65 #endif /* INCLUDED_BLOCKS_REPACK_BITS_BB_IMPL_H */ 66