Add files missing from previous commit.

[ardour.git] / libs / ardour / ardour / strip_silence.h

diff --git a/libs/ardour/ardour/strip_silence.h b/libs/ardour/ardour/strip_silence.h
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+/*
+    Copyright (C) 2009 Paul Davis 
+
+    This program 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 of the License, or
+    (at your option) any later version.
+
+    This program 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 this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "ardour/filter.h"
+
+namespace ARDOUR {
+
+/// A filter to strip silence from regions     
+class StripSilence : public Filter {
+
+public:
+       StripSilence (Session &, double, nframes_t, nframes_t);
+       
+       int run (boost::shared_ptr<ARDOUR::Region>);
+
+private:
+       double _threshold; ///< silence threshold, in dBFS
+       nframes_t _minimum_length; ///< minimum length to be considered silence, in samples
+       nframes_t _fade_length; ///< fade in/out to use on trimmed regions, in samples
+};
+
+}