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| author | Martin Braun <martin.braun@kit.edu> | 2013-02-26 13:44:12 +0100 |
|---|---|---|
| committer | Martin Braun <martin.braun@kit.edu> | 2013-02-26 13:44:12 +0100 |
| commit | 7bb8c89e224e7b2c9ddbc5b4f50c79ffb0da2557 (patch) | |
| tree | aec6e881cdd825c39a084ce7aa16a87c045a4fae /gr-blocks/lib/delay_impl.h | |
| parent | d7766c2c8d12bbfaf29b83cfea5ff95475b45d86 (diff) | |
| parent | a54dc5bab6cc38513e9732be9f5c2670145b160f (diff) | |
Merge branch 'master' of git://github.com/gnuradio/gnuradio into grmodtool
Diffstat (limited to 'gr-blocks/lib/delay_impl.h')
| -rw-r--r-- | gr-blocks/lib/delay_impl.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/gr-blocks/lib/delay_impl.h b/gr-blocks/lib/delay_impl.h new file mode 100644 index 0000000000..56d971b116 --- /dev/null +++ b/gr-blocks/lib/delay_impl.h @@ -0,0 +1,58 @@ +/* -*- 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_GR_DELAY_IMPL_H +#define INCLUDED_GR_DELAY_IMPL_H + +#include <blocks/delay.h> +#include <gruel/thread.h> + +namespace gr { + namespace blocks { + + class delay_impl : public delay + { + private: + void forecast(int noutput_items, + gr_vector_int &ninput_items_required); + + size_t d_itemsize; + int d_delta; + gruel::mutex d_mutex_delay; + + public: + delay_impl(size_t itemsize, int delay); + ~delay_impl(); + + int dly() const { return history()-1; } + void set_dly(int d); + + int general_work(int noutput_items, + gr_vector_int &ninput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); + }; + + } /* namespace blocks */ +} /* namespace gr */ + +#endif /* INCLUDED_GR_DELAY_IMPL_H */ |