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- /*
- * Copyright (c) 1983-2013 Trevor Wishart and Composers Desktop Project Ltd
- * http://www.trevorwishart.co.uk
- * http://www.composersdesktop.com
- *
- This file is part of the CDP System.
- The CDP System 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 2.1 of the License, or (at your option) any later version.
- The CDP System 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 Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the CDP System; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA
- *
- */
- /*********************************** GRAIN ********************************/
- #define GRAIN_SPLICELEN (15.0) /* mS */
- #define GRAIN_SAFETY (1.0) /* mS */
- #define GR_INTERPLIMIT (1000) /* stereo-samples */
- #define CAPITALISE (-32) /* convert lower-case to up[per-case ASCII */
- #define ALPHABASE ('A') /* lowest ASCII value */
- #define GR_MAX_TRANSPOS (4.0) /* max grain transposition in octaves */
- #define GR_MAX_OUT_OF (64.0) /* max fraction of omitted grains = 63/64 */
- #define GR_MIN_TSTRETCH (.001)
- #define GR_MAX_TSTRETCH (1000.0)
- #define GR_GATE_DEFAULT (0.3)
- #define GR_MAX_OFFSET (32767.0) /* arbitrary */
- #define MAX_FIRSTGRAIN_TIME (32767.0) /* arbitrary */
- #define SPLBUF_OFFSET (2) /* first 2 extrabufs are for splices */
- /* remainder store grains for reordering */
- #define NOMINAL_LENGTH (2) /* size of pre-malloced arrays */
- #define LOW_RRR_SIZE (15) /* 15 ms is approx size of fast rrr-flap */
- #define NOIS_MIN_FRQ (6000.0)
- #define GR_MINDUR (0.1)
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