blocks: added gr::blocks::char_to_float

2 files changed, 63 insertions, 0 deletions

diff --git a/gr-blocks/include/blocks/CMakeLists.txt b/gr-blocks/include/blocks/CMakeLists.txt
index c54e10fac..bfdde9701 100644
--- a/gr-blocks/include/blocks/CMakeLists.txt
+++ b/gr-blocks/include/blocks/CMakeLists.txt
@@ -84,6 +84,7 @@ install(FILES
     ${generated_includes}
     api.h
     add_ff.h
+    char_to_float.h
     multiply_cc.h
     multiply_ff.h
     multiply_const_cc.h
diff --git a/gr-blocks/include/blocks/char_to_float.h b/gr-blocks/include/blocks/char_to_float.h
new file mode 100644
index 000000000..92a2dbf80
--- /dev/null
+++ b/gr-blocks/include/blocks/char_to_float.h
@@ -0,0 +1,62 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2012 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_BLOCKS_CHAR_TO_FLOAT_H
+#define INCLUDED_BLOCKS_CHAR_TO_FLOAT_H
+
+#include <blocks/api.h>
+#include <gr_sync_block.h>
+
+namespace gr {
+  namespace blocks {
+
+    /*!
+     * \brief Convert stream of chars to a stream of float
+     * \ingroup converter_blk
+     *
+     * \param vlen vector length of data streams.
+     * \param scale a scalar divider to change the output signal scale.
+     */
+    class BLOCKS_API char_to_float : virtual public gr_sync_block
+    {
+    public:
+      
+      // gr::blocks::char_to_float_ff::sptr
+      typedef boost::shared_ptr<char_to_float> sptr;
+
+      static sptr make(size_t vlen=1, float scale=1.0);
+
+      /*!
+       * Get the scalar divider value.
+       */
+      virtual float scale() const = 0;
+
+      /*!
+       * Set the scalar divider value.
+       */
+      virtual void set_scale(float scale) = 0;
+    };
+
+  } /* namespace blocks */
+} /* namespace gr */
+
+#endif /* INCLUDED_BLOCKS_CHAR_TO_FLOAT_H */