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77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
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/*
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TiMidity++ -- MIDI to WAVE converter and player
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Copyright (C) 1999-2002 Masanao Izumo <mo@goice.co.jp>
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Copyright (C) 1995 Tuukka Toivonen <tt@cgs.fi>
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In case you haven't heard, this program is free software;
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you can redistribute it and/or modify it under the terms of the
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GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option)
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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mix.h
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*/
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#ifndef ___MIX_H_
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#define ___MIX_H_
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#include "resample.h"
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namespace TimidityPlus
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{
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typedef int32_t mix_t;
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class Player;
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class Mixer
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{
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Player *player;
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int32_t filter_buffer[AUDIO_BUFFER_SIZE];
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int do_voice_filter(int, resample_t*, mix_t*, int32_t);
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void recalc_voice_resonance(int);
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void recalc_voice_fc(int);
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void ramp_out(mix_t *, int32_t *, int, int32_t);
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void mix_mono_signal(mix_t *, int32_t *, int, int);
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void mix_mystery_signal(mix_t *, int32_t *, int, int);
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void mix_mystery(mix_t *, int32_t *, int, int);
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void mix_center_signal(mix_t *, int32_t *, int, int);
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void mix_center(mix_t *, int32_t *, int, int);
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void mix_single_signal(mix_t *, int32_t *, int, int);
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void mix_single(mix_t *, int32_t *, int, int);
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int update_signal(int);
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int update_envelope(int);
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int update_modulation_envelope(int);
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void voice_ran_out(int);
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int next_stage(int);
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int modenv_next_stage(int);
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void update_tremolo(int);
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void compute_mix_smoothing(Voice *);
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int get_eg_stage(int v, int stage);
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public:
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Mixer(Player *p)
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{
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player = p;
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}
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void mix_voice(int32_t *, int, int32_t);
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int recompute_envelope(int);
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int apply_envelope_to_amp(int);
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int recompute_modulation_envelope(int);
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int apply_modulation_envelope(int);
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};
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}
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#endif /* ___MIX_H_ */
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