GNU Radio 3.5.1 C++ API
gr_streams_to_stream.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2005 Free Software Foundation, Inc.
00004  * 
00005  * This file is part of GNU Radio
00006  * 
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  * 
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 #ifndef INCLUDED_GR_STREAMS_TO_STREAM_H
00023 #define INCLUDED_GR_STREAMS_TO_STREAM_H
00024 
00025 #include <gr_core_api.h>
00026 #include <gr_sync_interpolator.h>
00027 
00028 class gr_streams_to_stream;
00029 typedef boost::shared_ptr<gr_streams_to_stream> gr_streams_to_stream_sptr;
00030 
00031 GR_CORE_API gr_streams_to_stream_sptr 
00032 gr_make_streams_to_stream (size_t item_size, size_t nstreams);
00033 
00034 
00035 /*!
00036  * \brief Convert N streams of 1 item into a 1 stream of N items
00037  * \ingroup slicedice_blk
00038  *
00039  * Convert N streams of 1 item into 1 stream of N items.
00040  * Repeat ad infinitum.
00041  */
00042 class GR_CORE_API gr_streams_to_stream : public gr_sync_interpolator
00043 {
00044   friend GR_CORE_API gr_streams_to_stream_sptr
00045     gr_make_streams_to_stream (size_t item_size, size_t nstreams);
00046 
00047  protected:
00048   gr_streams_to_stream (size_t item_size, size_t nstreams);
00049 
00050  public:
00051   int work (int noutput_items,
00052             gr_vector_const_void_star &input_items,
00053             gr_vector_void_star &output_items);
00054 };
00055 
00056 #endif /* INCLUDED_GR_STREAMS_TO_STREAM_H */