README change

1 files changed, 39 insertions, 0 deletions

diff --git a/gr-blocks/lib/interleaved_short_array_to_complex.cc b/gr-blocks/lib/interleaved_short_array_to_complex.cc
new file mode 100644
index 000000000..eb6431b7a
--- /dev/null
+++ b/gr-blocks/lib/interleaved_short_array_to_complex.cc
@@ -0,0 +1,39 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2002,2012 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "interleaved_short_array_to_complex.h"
+#include <assert.h>
+
+void
+interleaved_short_array_to_complex (const short *in,
+				    gr_complex *out, int nsamples)
+{
+  assert (nsamples % 2 == 0);
+
+  for (int i = 0; i < nsamples/2; i++){
+    out[i] = gr_complex (in[i*2 + 0], in[i*2 + 1]);
+  }
+}