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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
* LGPL License
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* $URL$
* $Id$
*
*/
#ifndef KYRA_SOUND_H
#define KYRA_SOUND_H
#include "kyra/kyra.h"
#include "common/scummsys.h"
#include "common/file.h"
#include "common/mutex.h"
#include "common/ptr.h"
#include "sound/midiparser.h"
#include "sound/mixer.h"
#include "sound/softsynth/ym2612.h"
namespace Audio {
class AudioStream;
} // end of namespace Audio
namespace Kyra {
/**
* Analog audio output device API for Kyrandia games.
* It contains functionality to play music tracks,
* sound effects and voices.
*/
class Sound {
public:
Sound(KyraEngine *vm, Audio::Mixer *mixer);
virtual ~Sound();
enum kType {
kAdlib,
kMidiMT32,
kMidiGM,
kTowns
};
virtual kType getMusicType() const = 0;
virtual kType getSfxType() const { return getMusicType(); }
/**
* Initializes the output device.
*
* @return true on success, else false
*/
virtual bool init() = 0;
/**
* Updates the device, this is needed for some devices.
*/
virtual void process() {}
/**
* Updates internal volume settings according to ConfigManager.
*/
virtual void updateVolumeSettings() {}
/**
* Sets the soundfiles the output device will use
* when playing a track and/or sound effect.
*
* @param list soundfile list
*/
virtual void setSoundList(const AudioDataStruct *list) { _soundDataList = list; }
/**
* Checks if a given sound file is present.
*
* @param track track number
* @return true if available, false otherwise
*/
virtual bool hasSoundFile(uint file) { return (fileListEntry(file) != 0); }
/**
* Load a specifc sound file for use of
* playing music and sound effects.
*/
virtual void loadSoundFile(uint file) = 0;
/**
* Plays the specified track.
*
* @param track track number
*/
virtual void playTrack(uint8 track) = 0;
/**
* Stop playback of the current track.
*/
virtual void haltTrack() = 0;
/**
* Plays the specified sound effect.
*
* @param track sound effect id
*/
virtual void playSoundEffect(uint8 track) = 0;
/**
* Checks if the sound driver plays any sound.
*
* @return true if playing, false otherwise
*/
virtual bool isPlaying() const { return false; }
/**
* Starts fading out the volume.
*
* This keeps fading out the output until
* it is silenced, but does not change
* the volume set by setVolume! It will
* automatically reset the volume when
* playing a new track or sound effect.
*/
virtual void beginFadeOut() = 0;
void enableMusic(int enable) { _musicEnabled = enable; }
int musicEnabled() const { return _musicEnabled; }
void enableSFX(bool enable) { _sfxEnabled = enable; }
bool sfxEnabled() const { return _sfxEnabled; }
virtual bool voiceFileIsPresent(const char *file);
/**
* Plays the specified voice file.
*
* Also before starting to play the
* specified voice file, it stops the
* current voice.
*
* TODO: add support for queueing voice
* files
*
* @param file file to be played
* @param isSfx marks file as sfx instead of voice
* @return channel the voice file is played on
*/
virtual bool voicePlay(const char *file, bool isSfx = false);
/**
* Checks if a voice is being played.
*
* @return true when playing, else false
*/
bool voiceIsPlaying(const char *file = 0);
/**
* Stops playback of the current voice.
*/
void voiceStop(const char *file = 0);
protected:
const char *fileListEntry(int file) const { return (_soundDataList != 0 && file >= 0 && file < _soundDataList->_fileListLen) ? _soundDataList->_fileList[file] : ""; }
const void *cdaData() const { return _soundDataList != 0 ? _soundDataList->_cdaTracks : 0; }
int cdaTrackNum() const { return _soundDataList != 0 ? _soundDataList->_cdaNumTracks : 0; }
enum {
kNumChannelHandles = 4
};
struct SoundChannel {
Common::String file;
Audio::SoundHandle channelHandle;
};
SoundChannel _soundChannels[kNumChannelHandles];
int _musicEnabled;
bool _sfxEnabled;
int _currentTheme;
KyraEngine *_vm;
Audio::Mixer *_mixer;
private:
const AudioDataStruct *_soundDataList;
struct SpeechCodecs {
const char *fileext;
Audio::AudioStream *(*streamFunc)(
Common::SeekableReadStream *stream,
bool disposeAfterUse,
uint32 startTime,
uint32 duration,
uint numLoops);
};
static const SpeechCodecs _supportedCodes[];
};
class AdlibDriver;
/**
* AdLib implementation of the sound output device.
*
* It uses a special sound file format special to
* Dune II, Kyrandia 1 and 2. While Dune II and
* Kyrandia 1 are using exact the same format, the
* one of Kyrandia 2 slightly differs.
*
* See AdlibDriver for more information.
* @see AdlibDriver
*/
class SoundAdlibPC : public Sound {
public:
SoundAdlibPC(KyraEngine *vm, Audio::Mixer *mixer);
~SoundAdlibPC();
kType getMusicType() const { return kAdlib; }
bool init();
void process();
void loadSoundFile(uint file);
void playTrack(uint8 track);
void haltTrack();
bool isPlaying();
void playSoundEffect(uint8 track);
void beginFadeOut();
private:
void play(uint8 track);
void unk1();
void unk2();
AdlibDriver *_driver;
bool _v2;
uint8 _trackEntries[500];
uint8 *_soundDataPtr;
int _sfxPlayingSound;
uint _soundFileLoaded;
uint8 _sfxPriority;
uint8 _sfxFourthByteOfSong;
int _numSoundTriggers;
const int *_soundTriggers;
static const int _kyra1NumSoundTriggers;
static const int _kyra1SoundTriggers[];
};
/**
* MIDI output device.
*
* This device supports both MT-32 MIDI, as used in
* Kyrandia 1 and 2, and GM MIDI, as used in Kyrandia 2.
*
* Currently it does not initialize the MT-32 output properly,
* so MT-32 output does sound a bit odd in some cases.
*
* TODO: this code needs some serious cleanup and rework
* to support MT-32 and GM properly.
*/
class SoundMidiPC : public MidiDriver, public Sound {
public:
SoundMidiPC(KyraEngine *vm, Audio::Mixer *mixer, MidiDriver *driver);
~SoundMidiPC();
kType getMusicType() const { return isMT32() ? kMidiMT32 : kMidiGM; }
bool init();
void updateVolumeSettings();
void loadSoundFile(uint file);
void playTrack(uint8 track);
void haltTrack();
void playSoundEffect(uint8 track);
void beginFadeOut();
//MidiDriver interface implementation
int open();
void close();
void send(uint32 b);
void metaEvent(byte type, byte *data, uint16 length);
void setTimerCallback(void *timerParam, void (*timerProc)(void *)) { }
uint32 getBaseTempo(void) { return _driver ? _driver->getBaseTempo() : 0; }
//Channel allocation functions
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
void setPassThrough(bool b) { _passThrough = b; }
void hasNativeMT32(bool nativeMT32);
bool isMT32() const { return _nativeMT32; }
private:
void updateChannelVolume(uint8 vol);
static void onTimer(void *data);
// Our channel handling
uint8 _virChannel[16];
uint8 _channelVolume[16];
MidiChannel *_channel[32];
// Music/Sfx volume
uint8 _musicVolume;
uint8 _sfxVolume;
uint32 _fadeStartTime;
bool _fadeMusicOut;
// Midi file related
Common::SharedPtr<byte> _midiFile;
Common::String _currentTrack;
// Music related
MidiParser *_musicParser;
bool _isMusicPlaying;
bool _eventFromMusic;
// Sfx related
MidiParser *_sfxParser;
bool _isSfxPlaying;
// misc
bool _nativeMT32;
bool _useC55;
MidiDriver *_driver;
bool _passThrough;
Common::Mutex _mutex;
};
class SoundTowns_EuphonyDriver;
class SoundTowns : public MidiDriver, public Sound {
public:
SoundTowns(KyraEngine *vm, Audio::Mixer *mixer);
~SoundTowns();
kType getMusicType() const { return kTowns; }
bool init();
void process();
void loadSoundFile(uint file);
void playTrack(uint8 track);
void haltTrack();
void playSoundEffect(uint8);
void beginFadeOut();
//MidiDriver interface implementation
int open();
void close();
void send(uint32 b);
void metaEvent(byte type, byte *data, uint16 length) {}
void setTimerCallback(void *timerParam, void (*timerProc)(void *)) { }
uint32 getBaseTempo(void);
//Channel allocation functions
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
static float semitoneAndSampleRate_to_sampleStep(int8 semiTone, int8 semiToneRootkey,
uint32 sampleRate, uint32 outputRate, int32 pitchWheel);
private:
bool loadInstruments();
void playEuphonyTrack(uint32 offset, int loop);
static void onTimer(void *data);
int _lastTrack;
Audio::AudioStream *_currentSFX;
Audio::SoundHandle _sfxHandle;
uint _sfxFileIndex;
uint8 *_sfxFileData;
SoundTowns_EuphonyDriver * _driver;
MidiParser * _parser;
Common::Mutex _mutex;
const uint8 *_sfxBTTable;
const uint8 *_sfxWDTable;
};
//class SoundTowns_v2_TwnDriver;
class SoundTowns_v2 : public Sound {
public:
SoundTowns_v2(KyraEngine *vm, Audio::Mixer *mixer);
~SoundTowns_v2();
kType getMusicType() const { return kTowns; }
bool init();
void process();
void loadSoundFile(uint file) {}
void playTrack(uint8 track);
void haltTrack();
void beginFadeOut();
bool voicePlay(const char *file, bool isSfx = false);
void playSoundEffect(uint8) {}
private:
int _lastTrack;
Audio::AudioStream *_currentSFX;
//SoundTowns_v2_TwnDriver *_driver;
uint8 *_twnTrackData;
};
class MixedSoundDriver : public Sound {
public:
MixedSoundDriver(KyraEngine *vm, Audio::Mixer *mixer, Sound *music, Sound *sfx) : Sound(vm, mixer), _music(music), _sfx(sfx) {}
~MixedSoundDriver() { delete _music; delete _sfx; }
kType getMusicType() const { return _music->getMusicType(); }
kType getSfxType() const { return _sfx->getSfxType(); }
bool init() { return (_music->init() && _sfx->init()); }
void process() { _music->process(); _sfx->process(); }
void updateVolumeSettings() { _music->updateVolumeSettings(); _sfx->updateVolumeSettings(); }
void setSoundList(const AudioDataStruct * list) { _music->setSoundList(list); _sfx->setSoundList(list); }
bool hasSoundFile(uint file) const { return _music->hasSoundFile(file) && _sfx->hasSoundFile(file); }
void loadSoundFile(uint file) { _music->loadSoundFile(file); _sfx->loadSoundFile(file); }
void playTrack(uint8 track) { _music->playTrack(track); }
void haltTrack() { _music->haltTrack(); }
bool isPlaying() const { return _music->isPlaying() | _sfx->isPlaying(); }
void playSoundEffect(uint8 track) { _sfx->playSoundEffect(track); }
void beginFadeOut() { _music->beginFadeOut(); }
private:
Sound *_music, *_sfx;
};
// Digital Audio
class AUDStream;
class KyraEngine_MR;
/**
* Digital audio output device.
*
* This is just used for Kyrandia 3.
*/
class SoundDigital {
public:
SoundDigital(KyraEngine_MR *vm, Audio::Mixer *mixer);
~SoundDigital();
bool init() { return true; }
/**
* Plays a sound.
*
* @param filename file to be played
* @param priority priority of the sound
* @param type type
* @param volume channel volume
* @param loop true if the sound should loop (endlessly)
* @param channel tell the sound player to use a specific channel for playback
*
* @return channel playing the sound
*/
int playSound(const char *filename, uint8 priority, Audio::Mixer::SoundType type, int volume = 255, bool loop = false, int channel = -1);
/**
* Checks if a given channel is playing a sound.
*
* @param channel channel number to check
* @return true if playing, else false
*/
bool isPlaying(int channel);
/**
* Stop the playback of a sound in the given
* channel.
*
* @param channel channel number
*/
void stopSound(int channel);
/**
* Stops playback of all sounds.
*/
void stopAllSounds();
/**
* Makes the sound in a given channel
* fading out.
*
* @param channel channel number
* @param ticks fadeout time
*/
void beginFadeOut(int channel, int ticks);
private:
KyraEngine_MR *_vm;
Audio::Mixer *_mixer;
struct Sound {
Audio::SoundHandle handle;
char filename[16];
uint8 priority;
AUDStream *stream;
} _sounds[4];
};
} // end of namespace Kyra
#endif
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