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TiMidity -- Experimental MIDI to WAVE converter
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Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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extern sample_t *resample_voice(int v, uint32 *countptr);
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extern sample_t *resample_voice_lagrange(int v, uint32 *countptr);
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extern sample_t *resample_voice_filter(int v, uint32 *countptr);
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extern void pre_resample(Sample *sp);
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extern void do_lowpass(Sample *sample, uint32 srate, sample_t *buf, uint32 count, uint32 freq, FLOAT_T resonance);
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extern int recompute_modulation(int v);
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extern sample_t resample_buffer[AUDIO_BUFFER_SIZE+100];
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extern uint32 resample_buffer_offset;
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extern int update_modulation(int v);
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extern int update_modulation_signal(int v);
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extern int32 calc_mod_freq(int v, int32 incr);