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/* -*- c++ -*- */
/*
* Copyright 2004 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 INCLUDED_DAB_PUNCTURE_VBB_H
#define INCLUDED_DAB_PUNCTURE_VBB_H
#include <gr_sync_block.h>
class dab_puncture_vbb;
typedef boost::shared_ptr <dab_puncture_vbb> dab_puncture_vbb_sptr;
dab_puncture_vbb_sptr
dab_make_puncture_vbb(const std::vector<unsigned char> &puncturing_vector);
/*!
* \brief Puncturing - remove bits, where the puncturing sequence is zero
* \ingroup DAB
* \param puncturing_vector describes, which bits are removed (1=keep, 0=remove)
*
* input: byte vector whose length equals the length of the puncturing vector
* output: byte vector whose length equeals the number of ones in the puncturing vector
*/
class dab_puncture_vbb : public gr_sync_block {
private:
friend dab_puncture_vbb_sptr
dab_make_puncture_vbb(const std::vector<unsigned char> &puncturing_vector);
unsigned int ones(const std::vector<unsigned char> &puncturing_vector);
dab_puncture_vbb(const std::vector<unsigned char> &puncturing_vector); // private constructor
std::vector<unsigned char> d_puncturing_vector;
unsigned int d_vlen_in;
unsigned int d_vlen_out;
public:
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
#endif /* INCLUDED_DAB_PUNCTURE_VBB_H */
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