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115 lines
2.9 KiB
C++
115 lines
2.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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// Music class
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#ifndef AGI_SOUND_MIDI_H
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#define AGI_SOUND_MIDI_H
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#include "audio/mididrv.h"
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#include "audio/midiparser.h"
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#include "common/mutex.h"
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namespace Agi {
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class MIDISound : public AgiSound {
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public:
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MIDISound(uint8 *data, uint32 len, int resnum, SoundMgr &manager);
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~MIDISound() { free(_data); }
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virtual uint16 type() { return _type; }
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uint8 *_data; ///< Raw sound resource data
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uint32 _len; ///< Length of the raw sound resource
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protected:
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uint16 _type; ///< Sound resource type
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};
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class SoundGenMIDI : public SoundGen, public MidiDriver {
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public:
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SoundGenMIDI(AgiEngine *vm, Audio::Mixer *pMixer);
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~SoundGenMIDI();
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void play(int resnum);
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void stop();
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bool isPlaying() { return _isPlaying; }
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void setPlaying(bool playing) { _isPlaying = playing; }
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void setVolume(int volume);
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int getVolume() { return _masterVolume; }
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void syncVolume();
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void setNativeMT32(bool b) { _nativeMT32 = b; }
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bool hasNativeMT32() { return _nativeMT32; }
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void pause();
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void resume();
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void setLoop(bool loop) { _looping = loop; }
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void setPassThrough(bool b) { _passThrough = b; }
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void setGM(bool isGM) { _isGM = isGM; }
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// MidiDriver interface implementation
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int open();
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void close();
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void send(uint32 b);
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void metaEvent(byte type, byte *data, uint16 length);
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void setTimerCallback(void *timerParam, void (*timerProc)(void *)) { }
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uint32 getBaseTempo() { return _driver ? _driver->getBaseTempo() : 0; }
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// Channel allocation functions
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MidiChannel *allocateChannel() { return 0; }
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MidiChannel *getPercussionChannel() { return 0; }
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MidiParser *_parser;
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Common::Mutex _mutex;
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private:
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static void onTimer(void *data);
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void setChannelVolume(int channel);
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MidiChannel *_channel[16];
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MidiDriver *_driver;
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MidiParser *_smfParser;
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byte _channelVolume[16];
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bool _nativeMT32;
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bool _isGM;
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bool _passThrough;
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bool _isPlaying;
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bool _looping;
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byte _masterVolume;
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byte *_midiMusicData;
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SoundMgr *_manager;
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};
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} // End of namespace Agi
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#endif
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