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-rw-r--r--gnuradio-examples/c++/dialtone/dialtone.cc45
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diff --git a/gnuradio-examples/c++/dialtone/dialtone.cc b/gnuradio-examples/c++/dialtone/dialtone.cc
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+++ b/gnuradio-examples/c++/dialtone/dialtone.cc
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+/*
+ * Copyright 2006 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 2, 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.
+ */
+
+#include <dialtone.h>
+#include <gr_io_signature.h>
+#include <gr_sig_source_f.h>
+#include <audio_alsa_sink.h>
+
+// Shared pointer constructor
+dialtone_sptr make_dialtone()
+{
+ return dialtone_sptr(new dialtone());
+}
+
+// Hierarchical block constructor, with no inputs or outputs
+dialtone::dialtone() :
+gr_hier_block2("dialtone",
+ gr_make_io_signature(0,0,0),
+ gr_make_io_signature(0,0,0))
+{
+ define_component("source0", gr_make_sig_source_f(48000, GR_SIN_WAVE, 350, 0.5));
+ define_component("source1", gr_make_sig_source_f(48000, GR_SIN_WAVE, 440, 0.5));
+ define_component("sink", audio_alsa_make_sink(48000));
+
+ connect("source0", 0, "sink", 0);
+ connect("source1", 0, "sink", 1);
+}