GNU Radio 3.7.0 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2012 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 00023 #ifndef INCLUDED_BLOCKS_FLOAT_TO_INT_H 00024 #define INCLUDED_BLOCKS_FLOAT_TO_INT_H 00025 00026 #include <gnuradio/blocks/api.h> 00027 #include <gnuradio/sync_block.h> 00028 00029 namespace gr { 00030 namespace blocks { 00031 00032 /*! 00033 * \brief Convert stream of floats to a stream of ints. 00034 * \ingroup type_converters_blk 00035 */ 00036 class BLOCKS_API float_to_int : virtual public sync_block 00037 { 00038 public: 00039 // gr::blocks::float_to_int_ff::sptr 00040 typedef boost::shared_ptr<float_to_int> sptr; 00041 00042 /*! 00043 * Build a float to int block. 00044 * 00045 * \param vlen vector length of data streams. 00046 * \param scale a scalar multiplier to change the output signal scale. 00047 */ 00048 static sptr make(size_t vlen=1, float scale=1.0); 00049 00050 /*! 00051 * Get the scalar multiplier value. 00052 */ 00053 virtual float scale() const = 0; 00054 00055 /*! 00056 * Set the scalar multiplier value. 00057 */ 00058 virtual void set_scale(float scale) = 0; 00059 }; 00060 00061 } /* namespace blocks */ 00062 } /* namespace gr */ 00063 00064 #endif /* INCLUDED_BLOCKS_FLOAT_TO_INT_H */