1 /* 2 * GNUitar 3 * Vibrato effect 4 * Copyright (C) 2000,2001,2003 Max Rudensky <fonin@ziet.zhitomir.ua> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 * $Id: vibrato.h,v 1.8 2004/08/10 15:21:16 fonin Exp $ 21 */ 22 23 #ifndef _VIBRATO_H_ 24 #define _VIBRATO_H_ 1 25 26 #include "pump.h" 27 28 #define MAX_VIBRATO_BUFSIZE MAX_SAMPLE_RATE*MAX_CHANNELS 29 #define VIBRATO_THRESHOLD 1500 30 31 extern void vibrato_create(struct effect *); 32 33 struct vibrato_params { 34 float vibrato_amplitude; 35 int vibrato_speed, 36 vibrato_phase_buffer_size, 37 vibrato_phase; 38 DSP_SAMPLE *phase_buffer; 39 }; 40 41 #endif 42