1 files changed, 70 insertions, 0 deletions
diff --git a/libs/surfaces/control_protocol/control_protocol/timecode.h b/libs/surfaces/control_protocol/control_protocol/timecode.h
new file mode 100644
index 0000000000..f30234b248
--- /dev/null
+++ b/libs/surfaces/control_protocol/control_protocol/timecode.h
@@ -0,0 +1,70 @@
+/*
+	Copyright (C) 2006 Paul Davis
+	
+	This program is free software; you can redistribute it and/or modify it
+	under the terms of the GNU Lesser 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.
+*/
+
+#ifndef __ardour_timecode_h__
+#define __ardour_timecode_h__
+
+#include <inttypes.h>
+
+namespace Timecode {
+
+enum Wrap {
+	NONE = 0,
+	FRAMES,
+	SECONDS,
+	MINUTES,
+	HOURS
+};
+
+struct Time {
+	bool       negative;
+	uint32_t   hours;
+	uint32_t   minutes;
+	uint32_t   seconds;
+	uint32_t   frames;        ///< Timecode frames (not audio samples)
+	uint32_t   subframes;     ///< Typically unused
+	float      rate;          ///< Frame rate of this Time
+	static float default_rate;///< Rate to use for default constructor
+	bool       drop;          ///< Whether this Time uses dropframe Timecode
+
+	Time(float a_rate = default_rate) {
+		negative = false;
+		hours = 0;
+		minutes = 0;
+		seconds = 0;
+		frames = 0;
+		subframes = 0;
+		rate = a_rate;
+	}
+};
+
+Wrap increment( Time& timecode, uint32_t );
+Wrap decrement( Time& timecode, uint32_t );
+Wrap increment_subframes( Time& timecode, uint32_t );
+Wrap decrement_subframes( Time& timecode, uint32_t );
+Wrap increment_seconds( Time& timecode, uint32_t );
+Wrap increment_minutes( Time& timecode, uint32_t );
+Wrap increment_hours( Time& timecode, uint32_t );
+void frames_floor( Time& timecode );
+void seconds_floor( Time& timecode );
+void minutes_floor( Time& timecode );
+void hours_floor( Time& timecode );
+
+} // namespace Timecode
+
+#endif  // __ardour_timecode_h__