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_PATTERNED_INTERLEAVER_IMPL_H
24 #define INCLUDED_PATTERNED_INTERLEAVER_IMPL_H
25 
26 #include <gnuradio/blocks/patterned_interleaver.h>
27 #include <boost/foreach.hpp>
28 
29 namespace gr {
30 namespace blocks {
31 
32 class BLOCKS_API patterned_interleaver_impl : public patterned_interleaver
33 {
34 public:
35     patterned_interleaver_impl(size_t itemsize, std::vector<int> pattern);
36 
37     int general_work(int noutput_items,
38                      gr_vector_int& ninput_items,
39                      gr_vector_const_void_star& input_items,
40                      gr_vector_void_star& output_items);
41 
pattern_max(std::vector<int> pattern)42     int pattern_max(std::vector<int> pattern)
43     {
44         int mval(0);
45         BOOST_FOREACH (int i, pattern) {
46             mval = std::max(mval, i);
47         }
48         return mval;
49     }
50 
51     void forecast(int noutput_items, gr_vector_int& ninput_items_required);
52 
53     std::vector<int> d_pattern;
54     std::vector<int> d_counts;
55     size_t d_itemsize;
56 };
57 
58 } /* namespace blocks */
59 } /* namespace gr */
60 
61 #endif
62