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Diffstat (limited to 'gr-blocks/include/blocks/delay.h')
-rw-r--r-- | gr-blocks/include/blocks/delay.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gr-blocks/include/blocks/delay.h b/gr-blocks/include/blocks/delay.h new file mode 100644 index 000000000..2a59fa0fc --- /dev/null +++ b/gr-blocks/include/blocks/delay.h @@ -0,0 +1,57 @@ +/* -*- c++ -*- */ +/* + * Copyright 2007,2012-2013 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_BLOCKS_DELAY_H +#define INCLUDED_BLOCKS_DELAY_H + +#include <blocks/api.h> +#include <gr_block.h> + +namespace gr { + namespace blocks { + + /*! + * \brief delay the input by a certain number of samples + * \ingroup misc_blk + */ + class BLOCKS_API delay : virtual public gr_block + { + public: + // gr::blocks::delay::sptr + typedef boost::shared_ptr<delay> sptr; + + /*! + * \brief Make a delay block. + * \param itemsize size of the data items. + * \param delay number of samples to delay stream. + */ + static sptr make(size_t itemsize, int delay); + + virtual int dly() const = 0; + virtual void set_dly(int d) = 0; + }; + + } /* namespace blocks */ +} /* namespace gr */ + +#endif /* INCLUDED_BLOCKS_DELAY_H */ + |