From 89f105892cfff9aa79a7b1633085005c9285dc65 Mon Sep 17 00:00:00 2001 From: Paul Davis Date: Wed, 13 Sep 2017 17:34:26 -0400 Subject: [PATCH] new header file for superclock stuff --- libs/ardour/ardour/superclock.h | 36 +++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 libs/ardour/ardour/superclock.h diff --git a/libs/ardour/ardour/superclock.h b/libs/ardour/ardour/superclock.h new file mode 100644 index 0000000000..469537d123 --- /dev/null +++ b/libs/ardour/ardour/superclock.h @@ -0,0 +1,36 @@ +/* + Copyright (C) 2017 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. + +*/ + +#ifndef __ardour_superclock_h__ +#define __ardour_superclock_h__ + +#include + +namespace ARDOUR { + +typedef uint64_t superclock_t; + +static const superclock_t superclock_ticks_per_second = 508032000; // 2^10 * 3^4 * 5^3 * 7^2 + +static inline superclock_t superclock_to_samples (superclock_t s, int sr) { return (s * sr) / superclock_ticks_per_second; } +static inline superclock_t samples_to_superclock (int samples, int sr) { return (samples * superclock_ticks_per_second) / sr; } + +} + +#endif /* __ardour_superclock_h__ */