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/*
* Copyright (C) 2016 Robin Gareus <robin@gareus.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef _ardour_fluidsynth_h_
#define _ardour_fluidsynth_h_
#include <stdint.h>
#include <string.h>
#include <glib.h>
#include "ardour/libardour_visibility.h"
#include "ardour/types.h"
#include "fluidsynth.h"
namespace ARDOUR {
class LIBARDOUR_API FluidSynth {
public:
/** instantiate a Synth
*
* @param samplerate samplerate
*/
FluidSynth (float samplerate, int polyphony = 32);
~FluidSynth ();
bool load_sf2 (const std::string& fn);
bool synth (float* left, float* right, uint32_t n_samples);
bool midi_event (uint8_t const* const data, size_t len);
void panic ();
/* load a preset
* @pgm BankProgram index
* @chan midi channel (0..15)
* @return true on succcess
*/
bool select_program (uint32_t pgm, uint8_t chan);
uint32_t program_count () const { return _presets.size(); }
std::string program_name (uint32_t pgm) const {
if (pgm >= _presets.size()) { return ""; }
return _presets[pgm].name;
}
private:
fluid_settings_t* _settings;
fluid_synth_t* _synth;
int _synth_id;
fluid_midi_event_t* _f_midi_event;
struct BankProgram {
BankProgram (const std::string& n, int b, int p)
: name (n)
, bank (b)
, program (p)
{}
BankProgram (const BankProgram& other)
: name (other.name)
, bank (other.bank)
, program (other.program)
{}
std::string name;
int bank;
int program;
};
std::vector<BankProgram> _presets;
};
} /* namespace */
#endif
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