GNU Radio's DAB Package
prune_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2017 Moritz Luca Schmid, Communications Engineering Lab (CEL) / Karlsruhe Institute of Technology (KIT).
4  *
5  * This is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3, or (at your option)
8  * any later version.
9  *
10  * This software is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this software; see the file COPYING. If not, write to
17  * the Free Software Foundation, Inc., 51 Franklin Street,
18  * Boston, MA 02110-1301, USA.
19  */
20 
21 #ifndef INCLUDED_DAB_PRUNE_IMPL_H
22 #define INCLUDED_DAB_PRUNE_IMPL_H
23 
24 #include <grdab/prune.h>
25 
26 namespace gr {
27  namespace dab {
28 /*! \brief cuts bits of start and end of a stream sequence
29  *
30  * cuts bits of start and end of a stream sequence like a vector prune, but in stream mode
31  *
32  * @param d_length length of stream sequence
33  * @param d_prune_start number of items to cut from the beginning of sequence
34  * @param d_prune_end number of items to cut from the end of the sequence
35  */
36  class prune_impl : public prune {
37  private:
38  size_t d_itemsize;
39  unsigned int d_length;
40  unsigned int d_prune_start;
41  unsigned int d_prune_end;
42 
43  public:
44  prune_impl(size_t itemsize, unsigned int length, unsigned int prune_start, unsigned int prune_end);
45 
46  ~prune_impl();
47 
48  // Where all the action really happens
49  void forecast(int noutput_items, gr_vector_int &ninput_items_required);
50 
51  int general_work(int noutput_items,
52  gr_vector_int &ninput_items,
53  gr_vector_const_void_star &input_items,
54  gr_vector_void_star &output_items);
55  };
56 
57  } // namespace dab
58 } // namespace gr
59 
60 #endif /* INCLUDED_DAB_PRUNE_IMPL_H */
61 
gr::dab::prune_impl::prune_impl
prune_impl(size_t itemsize, unsigned int length, unsigned int prune_start, unsigned int prune_end)
gr::dab::prune_impl::forecast
void forecast(int noutput_items, gr_vector_int &ninput_items_required)
gr::dab::prune_impl::~prune_impl
~prune_impl()
gr::dab::prune
Definition: prune.h:35
gr::dab::prune_impl
cuts bits of start and end of a stream sequence
Definition: prune_impl.h:36
prune.h
gr::dab::prune_impl::general_work
int general_work(int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
gr
Definition: complex_to_interleaved_float_vcf.h:28