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Import libfluidsynth into the Ardour codebase

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This commit is contained in:
Robin Gareus 2016-08-23 18:50:54 +02:00
parent ac8617017a
commit ac05f05023
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libs/fluidsynth/src/fluid_conv.h Normal file
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/* FluidSynth - A Software Synthesizer
*
* Copyright (C) 2003 Peter Hanappe and others.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public License
* as published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
*/
#ifndef _FLUID_CONV_H
#define _FLUID_CONV_H
#include "fluidsynth_priv.h"
#define FLUID_CENTS_HZ_SIZE 1200
#define FLUID_VEL_CB_SIZE 128
#define FLUID_CB_AMP_SIZE 961
#define FLUID_ATTEN_AMP_SIZE 1441
#define FLUID_PAN_SIZE 1002
/* EMU 8k/10k don't follow spec in regards to volume attenuation.
* This factor is used in the equation pow (10.0, cb / FLUID_ATTEN_POWER_FACTOR).
* By the standard this should be -200.0. */
/* 07/11/2008 modified by S. Christian Collins for increased velocity sensitivity. Now it equals the response of EMU10K1 programming.*/
#define FLUID_ATTEN_POWER_FACTOR (-200.0) /* was (-531.509)*/
void fluid_conversion_config(void);
fluid_real_t fluid_ct2hz_real(fluid_real_t cents);
fluid_real_t fluid_ct2hz(fluid_real_t cents);
fluid_real_t fluid_cb2amp(fluid_real_t cb);
fluid_real_t fluid_atten2amp(fluid_real_t atten);
fluid_real_t fluid_tc2sec(fluid_real_t tc);
fluid_real_t fluid_tc2sec_delay(fluid_real_t tc);
fluid_real_t fluid_tc2sec_attack(fluid_real_t tc);
fluid_real_t fluid_tc2sec_release(fluid_real_t tc);
fluid_real_t fluid_act2hz(fluid_real_t c);
fluid_real_t fluid_hz2ct(fluid_real_t c);
fluid_real_t fluid_pan(fluid_real_t c, int left);
fluid_real_t fluid_concave(fluid_real_t val);
fluid_real_t fluid_convex(fluid_real_t val);
extern fluid_real_t fluid_ct2hz_tab[FLUID_CENTS_HZ_SIZE];
extern fluid_real_t fluid_vel2cb_tab[FLUID_VEL_CB_SIZE];
extern fluid_real_t fluid_cb2amp_tab[FLUID_CB_AMP_SIZE];
extern fluid_real_t fluid_posbp_tab[128];
extern fluid_real_t fluid_concave_tab[128];
extern fluid_real_t fluid_convex_tab[128];
extern fluid_real_t fluid_pan_tab[FLUID_PAN_SIZE];
#endif /* _FLUID_CONV_H */