blocks: added gr::blocks::keep_one_in_n

1 files changed, 53 insertions, 0 deletions

diff --git a/gr-blocks/lib/keep_one_in_n_impl.h b/gr-blocks/lib/keep_one_in_n_impl.h
new file mode 100644
index 000000000..1588fb1a6
--- /dev/null
+++ b/gr-blocks/lib/keep_one_in_n_impl.h
@@ -0,0 +1,53 @@
+
+/* -*- c++ -*- */
+/*
+ * Copyright 2012 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_KEEP_ONE_IN_N_IMPL_H
+#define INCLUDED_KEEP_ONE_IN_N_IMPL_H
+
+#include <blocks/keep_one_in_n.h>
+
+namespace gr {
+  namespace blocks {
+
+    class BLOCKS_API keep_one_in_n_impl : public keep_one_in_n
+    {
+      int   d_n;
+      int   d_count;
+      float d_decim_rate;
+
+    public:
+      keep_one_in_n_impl(size_t itemsize,int n);
+
+      int general_work(int noutput_items,
+		       gr_vector_int &ninput_items,
+		       gr_vector_const_void_star &input_items,
+		       gr_vector_void_star &output_items);
+      
+      void set_n(int n);
+    };
+
+  } /* namespace blocks */
+} /* namespace gr */
+   
+
+#endif /* INCLUDED_KEEP_ONE_IN_N_IMPL_H */