1 files changed, 57 insertions, 0 deletions
diff --git a/gr-audio/include/audio/source.h b/gr-audio/include/audio/source.h
new file mode 100644
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+++ b/gr-audio/include/audio/source.h
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+/*
+ * Copyright 2011,2013 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_AUDIO_SOURCE_H
+#define INCLUDED_GR_AUDIO_SOURCE_H
+
+#include <audio/api.h>
+#include <gr_sync_block.h>
+
+/*!
+ * \brief Creates a source from an audio device.
+ * \ingroup audio_blk
+ */
+class GR_AUDIO_API audio_source : virtual public gr_sync_block{
+public:
+    typedef boost::shared_ptr<audio_source> sptr;
+};
+
+/*!
+ * Creates a source from an audio device at a specified
+ * sample_rate. The specific audio device to use can be specified as
+ * the device_name parameter. Typical choices are:
+ * \li pulse
+ * \li hw:0,0
+ * \li plughw:0,0
+ * \li surround51
+ * \li /dev/dsp
+ *
+ * \xmlonly
+ *    - pulse, hw:0,0, plughw:0,0, surround51, /dev/dsp
+ * \endxmlonly
+ */
+GR_AUDIO_API audio_source::sptr audio_make_source(
+    int sampling_rate,
+    const std::string device_name = "",
+    bool ok_to_block = true
+);
+
+#endif /* INCLUDED_GR_AUDIO_SOURCE_H */