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973164a741
Adlib no longer suffers from 16-channel MIDI restrictions. Fixes a regression in the MI2 intro music under Adlib. svn-id: r5721
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001/2002 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#ifndef INCLUDED_MIDISTREAMER
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#define INCLUDED_MIDISTREAMER
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class MidiStreamer;
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#include "mididrv.h"
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class MidiStreamer : public MidiDriver {
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private:
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MidiDriver *_target;
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StreamCallback *_stream_proc;
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void *_stream_param;
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int _mode;
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bool _paused;
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MidiEvent _events [64];
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int _event_count;
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int _event_index;
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long _driver_tempo;
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long _tempo;
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uint16 _ticks_per_beat;
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long _delay;
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uint32 property(int prop, uint32 param);
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static void timer_thread (void *param);
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void on_timer();
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public:
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MidiStreamer (MidiDriver *target);
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int open(int mode);
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void close();
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void send(uint32 b) { if (_mode) _target->send (b); }
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void pause(bool p) { _paused = p; }
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void set_stream_callback(void *param, StreamCallback *sc);
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void setPitchBendRange (byte channel, uint range) { _target->setPitchBendRange (channel, range); }
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void setTimerCallback (void *timer_param, void (*timer_proc) (void *)) { }
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uint32 getBaseTempo (void) { return _target->getBaseTempo(); }
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MidiChannel *allocateChannel() { return NULL; }
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MidiChannel *getPercussionChannel() { return NULL; }
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};
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#endif
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