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author | Johannes Schickel | 2012-12-14 11:57:49 -0800 |
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committer | Johannes Schickel | 2012-12-14 11:57:49 -0800 |
commit | 97d7bf9b9aaa1aac4939d2a690f65fde7e844b63 (patch) | |
tree | 2b315520ba205d324761861b831558c68e567963 /engines | |
parent | ebaa3fb6715fbbc3227edec2c1457e3a41c9212d (diff) | |
parent | d3cf4d10f27a6349f08bee66713e9032d81cb8f8 (diff) | |
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Merge pull request #291 from eriktorbjorn/mac-mi-music-final
SCUMM: Add support for Macintosh music in Monkey Island 1 and Loom
Diffstat (limited to 'engines')
-rw-r--r-- | engines/scumm/imuse/imuse.cpp | 13 | ||||
-rw-r--r-- | engines/scumm/imuse/imuse.h | 2 | ||||
-rw-r--r-- | engines/scumm/imuse/imuse_internal.h | 2 | ||||
-rw-r--r-- | engines/scumm/module.mk | 3 | ||||
-rw-r--r-- | engines/scumm/music.h | 6 | ||||
-rw-r--r-- | engines/scumm/player_mac.cpp | 415 | ||||
-rw-r--r-- | engines/scumm/player_mac.h | 133 | ||||
-rw-r--r-- | engines/scumm/player_v3m.cpp | 202 | ||||
-rw-r--r-- | engines/scumm/player_v3m.h | 54 | ||||
-rw-r--r-- | engines/scumm/player_v5m.cpp | 246 | ||||
-rw-r--r-- | engines/scumm/player_v5m.h | 57 | ||||
-rw-r--r-- | engines/scumm/saveload.cpp | 10 | ||||
-rw-r--r-- | engines/scumm/saveload.h | 2 | ||||
-rw-r--r-- | engines/scumm/scumm.cpp | 8 | ||||
-rw-r--r-- | engines/scumm/sound.cpp | 246 |
15 files changed, 1147 insertions, 252 deletions
diff --git a/engines/scumm/imuse/imuse.cpp b/engines/scumm/imuse/imuse.cpp index 016ba89e7b..b69ce552bc 100644 --- a/engines/scumm/imuse/imuse.cpp +++ b/engines/scumm/imuse/imuse.cpp @@ -363,7 +363,7 @@ void IMuseInternal::pause(bool paused) { _paused = paused; } -int IMuseInternal::save_or_load(Serializer *ser, ScummEngine *scumm) { +int IMuseInternal::save_or_load(Serializer *ser, ScummEngine *scumm, bool fixAfterLoad) { Common::StackLock lock(_mutex, "IMuseInternal::save_or_load()"); const SaveLoadEntry mainEntries[] = { MKLINE(IMuseInternal, _queue_end, sleUint8, VER(8)), @@ -440,7 +440,16 @@ int IMuseInternal::save_or_load(Serializer *ser, ScummEngine *scumm) { for (i = 0; i < 8; ++i) ser->saveLoadEntries(0, volumeFaderEntries); - if (ser->isLoading()) { + // Normally, we have to fix up the data structures after loading a + // saved game. But there are cases where we don't. For instance, The + // Macintosh version of Monkey Island 1 used to convert the Mac0 music + // resources to General MIDI and play it through iMUSE as a rough + // approximation. Now it has its own player, but old savegame still + // have the iMUSE data in them. We have to skip that data, using a + // dummy iMUSE object, but since the resource is no longer recognizable + // to iMUSE, the fixup fails hard. So yes, this is a bit of a hack. + + if (ser->isLoading() && fixAfterLoad) { // Load all sounds that we need fix_players_after_load(scumm); fix_parts_after_load(); diff --git a/engines/scumm/imuse/imuse.h b/engines/scumm/imuse/imuse.h index 23449e470b..cce5309229 100644 --- a/engines/scumm/imuse/imuse.h +++ b/engines/scumm/imuse/imuse.h @@ -62,7 +62,7 @@ public: public: virtual void on_timer(MidiDriver *midi) = 0; virtual void pause(bool paused) = 0; - virtual int save_or_load(Serializer *ser, ScummEngine *scumm) = 0; + virtual int save_or_load(Serializer *ser, ScummEngine *scumm, bool fixAfterLoad = true) = 0; virtual bool get_sound_active(int sound) const = 0; virtual int32 doCommand(int numargs, int args[]) = 0; virtual int clear_queue() = 0; diff --git a/engines/scumm/imuse/imuse_internal.h b/engines/scumm/imuse/imuse_internal.h index 846e2d7545..6be564a517 100644 --- a/engines/scumm/imuse/imuse_internal.h +++ b/engines/scumm/imuse/imuse_internal.h @@ -518,7 +518,7 @@ protected: public: // IMuse interface void pause(bool paused); - int save_or_load(Serializer *ser, ScummEngine *scumm); + int save_or_load(Serializer *ser, ScummEngine *scumm, bool fixAfterLoad = true); bool get_sound_active(int sound) const; int32 doCommand(int numargs, int args[]); uint32 property(int prop, uint32 value); diff --git a/engines/scumm/module.mk b/engines/scumm/module.mk index 8499c9bad3..28884d7f78 100644 --- a/engines/scumm/module.mk +++ b/engines/scumm/module.mk @@ -36,6 +36,7 @@ MODULE_OBJS := \ object.o \ palette.o \ player_apple2.o \ + player_mac.o \ player_mod.o \ player_nes.o \ player_pce.o \ @@ -47,7 +48,9 @@ MODULE_OBJS := \ player_v2base.o \ player_v2cms.o \ player_v3a.o \ + player_v3m.o \ player_v4a.o \ + player_v5m.o \ resource_v2.o \ resource_v3.o \ resource_v4.o \ diff --git a/engines/scumm/music.h b/engines/scumm/music.h index a527c77b72..9fd14d830e 100644 --- a/engines/scumm/music.h +++ b/engines/scumm/music.h @@ -24,6 +24,7 @@ #define SCUMM_MUSIC_H #include "common/scummsys.h" +#include "engines/scumm/saveload.h" namespace Scumm { @@ -78,6 +79,11 @@ public: * @return the music timer */ virtual int getMusicTimer() { return 0; } + + /** + * Save or load the music state. + */ + virtual void saveLoadWithSerializer(Serializer *ser) {} }; } // End of namespace Scumm diff --git a/engines/scumm/player_mac.cpp b/engines/scumm/player_mac.cpp new file mode 100644 index 0000000000..bbb97d360a --- /dev/null +++ b/engines/scumm/player_mac.cpp @@ -0,0 +1,415 @@ +/* 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. + * + */ + +#include "common/macresman.h" +#include "common/translation.h" +#include "engines/engine.h" +#include "gui/message.h" +#include "scumm/player_mac.h" +#include "scumm/resource.h" +#include "scumm/scumm.h" +#include "scumm/imuse/imuse.h" + +namespace Scumm { + +Player_Mac::Player_Mac(ScummEngine *scumm, Audio::Mixer *mixer, int numberOfChannels, int channelMask, bool fadeNoteEnds) + : _vm(scumm), + _mixer(mixer), + _sampleRate(_mixer->getOutputRate()), + _soundPlaying(-1), + _numberOfChannels(numberOfChannels), + _channelMask(channelMask), + _fadeNoteEnds(fadeNoteEnds) { + assert(scumm); + assert(mixer); +} + +void Player_Mac::init() { + _channel = new Player_Mac::Channel[_numberOfChannels]; + + int i; + + for (i = 0; i < _numberOfChannels; i++) { + _channel[i]._looped = false; + _channel[i]._length = 0; + _channel[i]._data = NULL; + _channel[i]._pos = 0; + _channel[i]._pitchModifier = 0; + _channel[i]._velocity = 0; + _channel[i]._remaining = 0; + _channel[i]._notesLeft = false; + _channel[i]._instrument._data = NULL; + _channel[i]._instrument._size = 0; + _channel[i]._instrument._rate = 0; + _channel[i]._instrument._loopStart = 0; + _channel[i]._instrument._loopEnd = 0; + _channel[i]._instrument._baseFreq = 0; + _channel[i]._instrument._pos = 0; + _channel[i]._instrument._subPos = 0; + } + + _pitchTable[116] = 1664510; + _pitchTable[117] = 1763487; + _pitchTable[118] = 1868350; + _pitchTable[119] = 1979447; + _pitchTable[120] = 2097152; + _pitchTable[121] = 2221855; + _pitchTable[122] = 2353973; + _pitchTable[123] = 2493948; + _pitchTable[124] = 2642246; + _pitchTable[125] = 2799362; + _pitchTable[126] = 2965820; + _pitchTable[127] = 3142177; + for (i = 115; i >= 0; --i) { + _pitchTable[i] = _pitchTable[i + 12] / 2; + } + + setMusicVolume(255); + + if (!checkMusicAvailable()) { + return; + } + + _mixer->playStream(Audio::Mixer::kPlainSoundType, &_soundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); +} + +Player_Mac::~Player_Mac() { + Common::StackLock lock(_mutex); + _mixer->stopHandle(_soundHandle); + stopAllSounds_Internal(); + delete[] _channel; +} + +void Player_Mac::saveLoadWithSerializer(Serializer *ser) { + Common::StackLock lock(_mutex); + if (ser->getVersion() < VER(94)) { + if (_vm->_game.id == GID_MONKEY && ser->isLoading()) { + IMuse *dummyImuse = IMuse::create(_vm->_system, NULL, NULL); + dummyImuse->save_or_load(ser, _vm, false); + delete dummyImuse; + } + } else { + static const SaveLoadEntry musicEntries[] = { + MKLINE(Player_Mac, _sampleRate, sleUint32, VER(94)), + MKLINE(Player_Mac, _soundPlaying, sleInt16, VER(94)), + MKEND() + }; + + static const SaveLoadEntry channelEntries[] = { + MKLINE(Channel, _pos, sleUint16, VER(94)), + MKLINE(Channel, _pitchModifier, sleInt32, VER(94)), + MKLINE(Channel, _velocity, sleUint8, VER(94)), + MKLINE(Channel, _remaining, sleUint32, VER(94)), + MKLINE(Channel, _notesLeft, sleUint8, VER(94)), + MKEND() + }; + + static const SaveLoadEntry instrumentEntries[] = { + MKLINE(Instrument, _pos, sleUint32, VER(94)), + MKLINE(Instrument, _subPos, sleUint32, VER(94)), + MKEND() + }; + + uint32 mixerSampleRate = _sampleRate; + int i; + + ser->saveLoadEntries(this, musicEntries); + + if (ser->isLoading() && _soundPlaying != -1) { + const byte *ptr = _vm->getResourceAddress(rtSound, _soundPlaying); + assert(ptr); + loadMusic(ptr); + } + + ser->saveLoadArrayOf(_channel, _numberOfChannels, sizeof(Channel), channelEntries); + for (i = 0; i < _numberOfChannels; i++) { + ser->saveLoadEntries(&_channel[i], instrumentEntries); + } + + if (ser->isLoading()) { + // If necessary, adjust the channel data to fit the + // current sample rate. + if (_soundPlaying != -1 && _sampleRate != mixerSampleRate) { + double mult = (double)_sampleRate / (double)mixerSampleRate; + for (i = 0; i < _numberOfChannels; i++) { + _channel[i]._pitchModifier = (int)((double)_channel[i]._pitchModifier * mult); + _channel[i]._remaining = (int)((double)_channel[i]._remaining / mult); + } + } + _sampleRate = mixerSampleRate; + } + } +} + +void Player_Mac::setMusicVolume(int vol) { + debug(5, "Player_Mac::setMusicVolume(%d)", vol); +} + +void Player_Mac::stopAllSounds_Internal() { + if (_soundPlaying != -1) { + _vm->_res->unlock(rtSound, _soundPlaying); + } + _soundPlaying = -1; + for (int i = 0; i < _numberOfChannels; i++) { + // The channel data is managed by the resource manager, so + // don't delete that. + delete[] _channel[i]._instrument._data; + _channel[i]._instrument._data = NULL; + + _channel[i]._remaining = 0; + _channel[i]._notesLeft = false; + } +} + +void Player_Mac::stopAllSounds() { + Common::StackLock lock(_mutex); + debug(5, "Player_Mac::stopAllSounds()"); + stopAllSounds_Internal(); +} + +void Player_Mac::stopSound(int nr) { + Common::StackLock lock(_mutex); + debug(5, "Player_Mac::stopSound(%d)", nr); + + if (nr == _soundPlaying) { + stopAllSounds(); + } +} + +void Player_Mac::startSound(int nr) { + Common::StackLock lock(_mutex); + debug(5, "Player_Mac::startSound(%d)", nr); + + stopAllSounds_Internal(); + + const byte *ptr = _vm->getResourceAddress(rtSound, nr); + assert(ptr); + + if (!loadMusic(ptr)) { + return; + } + + _vm->_res->lock(rtSound, nr); + _soundPlaying = nr; +} + +bool Player_Mac::Channel::loadInstrument(Common::SeekableReadStream *stream) { + uint16 soundType = stream->readUint16BE(); + if (soundType != 1) { + warning("Player_Mac::loadInstrument: Unsupported sound type %d", soundType); + return false; + } + uint16 typeCount = stream->readUint16BE(); + if (typeCount != 1) { + warning("Player_Mac::loadInstrument: Unsupported data type count %d", typeCount); + return false; + } + uint16 dataType = stream->readUint16BE(); + if (dataType != 5) { + warning("Player_Mac::loadInstrument: Unsupported data type %d", dataType); + return false; + } + + stream->readUint32BE(); // initialization option + + uint16 cmdCount = stream->readUint16BE(); + if (cmdCount != 1) { + warning("Player_Mac::loadInstrument: Unsupported command count %d", cmdCount); + return false; + } + uint16 command = stream->readUint16BE(); + if (command != 0x8050 && command != 0x8051) { + warning("Player_Mac::loadInstrument: Unsupported command 0x%04X", command); + return false; + } + + stream->readUint16BE(); // 0 + uint32 soundHeaderOffset = stream->readUint32BE(); + + stream->seek(soundHeaderOffset); + + uint32 soundDataOffset = stream->readUint32BE(); + uint32 size = stream->readUint32BE(); + uint32 rate = stream->readUint32BE() >> 16; + uint32 loopStart = stream->readUint32BE(); + uint32 loopEnd = stream->readUint32BE(); + byte encoding = stream->readByte(); + byte baseFreq = stream->readByte(); + + if (encoding != 0) { + warning("Player_Mac::loadInstrument: Unsupported encoding %d", encoding); + return false; + } + + stream->skip(soundDataOffset); + + byte *data = new byte[size]; + stream->read(data, size); + + _instrument._data = data; + _instrument._size = size; + _instrument._rate = rate; + _instrument._loopStart = loopStart; + _instrument._loopEnd = loopEnd; + _instrument._baseFreq = baseFreq; + + return true; +} + +int Player_Mac::getMusicTimer() { + return 0; +} + +int Player_Mac::getSoundStatus(int nr) const { + return _soundPlaying == nr; +} + +uint32 Player_Mac::durationToSamples(uint16 duration) { + // The correct formula should be: + // + // (duration * 473 * _sampleRate) / (4 * 480 * 480) + // + // But that's likely to cause integer overflow, so we do it in two + // steps and hope that the rounding error won't be noticeable. + // + // The original code is a bit unclear on if it should be 473 or 437, + // but since the comments indicated 473 I'm assuming 437 was a typo. + uint32 samples = (duration * _sampleRate) / (4 * 480); + samples = (samples * 473) / 480; + return samples; +} + +int Player_Mac::noteToPitchModifier(byte note, Instrument *instrument) { + if (note > 0) { + const int pitchIdx = note + 60 - instrument->_baseFreq; + // I don't want to use floating-point arithmetics here, but I + // ran into overflow problems with the church music in Monkey + // Island. It's only once per note, so it should be ok. + double mult = (double)instrument->_rate / (double)_sampleRate; + return (int)(mult * _pitchTable[pitchIdx]); + } else { + return 0; + } +} + +int Player_Mac::readBuffer(int16 *data, const int numSamples) { + Common::StackLock lock(_mutex); + + memset(data, 0, numSamples * 2); + if (_soundPlaying == -1) { + return numSamples; + } + + bool notesLeft = false; + + for (int i = 0; i < _numberOfChannels; i++) { + if (!(_channelMask & (1 << i))) { + continue; + } + + uint samplesLeft = numSamples; + int16 *ptr = data; + + while (samplesLeft > 0) { + int generated; + if (_channel[i]._remaining == 0) { + uint32 samples; + int pitchModifier; + byte velocity; + if (getNextNote(i, samples, pitchModifier, velocity)) { + _channel[i]._remaining = samples; + _channel[i]._pitchModifier = pitchModifier; + _channel[i]._velocity = velocity; + + } else { + _channel[i]._pitchModifier = 0; + _channel[i]._velocity = 0; + _channel[i]._remaining = samplesLeft; + } + } + generated = MIN(_channel[i]._remaining, samplesLeft); + if (_channel[i]._velocity != 0) { + _channel[i]._instrument.generateSamples(ptr, _channel[i]._pitchModifier, _channel[i]._velocity, generated, _channel[i]._remaining, _fadeNoteEnds); + } + ptr += generated; + samplesLeft -= generated; + _channel[i]._remaining -= generated; + } + + if (_channel[i]._notesLeft) { + notesLeft = true; + } + } + + if (!notesLeft) { + stopAllSounds_Internal(); + } + + return numSamples; +} + +void Player_Mac::Instrument::generateSamples(int16 *data, int pitchModifier, int volume, int numSamples, int remainingSamplesOnNote, bool fadeNoteEnds) { + int samplesLeft = numSamples; + while (samplesLeft) { + _subPos += pitchModifier; + while (_subPos >= 0x10000) { + _subPos -= 0x10000; + _pos++; + if (_pos >= _loopEnd) { + _pos = _loopStart; + } + } + + int newSample = (((int16)((_data[_pos] << 8) ^ 0x8000)) * volume) / 255; + + if (fadeNoteEnds) { + // Fade out the last 100 samples on each note. Even at + // low output sample rates this is just a fraction of a + // second, but it gets rid of distracting "pops" at the + // end when the sample would otherwise go abruptly from + // something to nothing. This was particularly + // noticeable on the distaff notes in Loom. + // + // The reason it's conditional is that Monkey Island + // appears to have a "hold current note" command, and + // if we fade out the current note in that case we + // will actually introduce new "pops". + + remainingSamplesOnNote--; + if (remainingSamplesOnNote < 100) { + newSample = (newSample * remainingSamplesOnNote) / 100; + } + } + + int sample = *data + newSample; + if (sample > 32767) { + sample = 32767; + } else if (sample < -32768) { + sample = -32768; + } + + *data++ = sample; + samplesLeft--; + } +} + +} // End of namespace Scumm diff --git a/engines/scumm/player_mac.h b/engines/scumm/player_mac.h new file mode 100644 index 0000000000..09307b4e57 --- /dev/null +++ b/engines/scumm/player_mac.h @@ -0,0 +1,133 @@ +/* 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. + * + */ + +#ifndef SCUMM_PLAYER_MAC_H +#define SCUMM_PLAYER_MAC_H + +#include "common/scummsys.h" +#include "common/util.h" +#include "common/mutex.h" +#include "scumm/music.h" +#include "scumm/saveload.h" +#include "audio/audiostream.h" +#include "audio/mixer.h" + +#define RES_SND MKTAG('s', 'n', 'd', ' ') + +class Mixer; + +namespace Scumm { + +class ScummEngine; + +/** + * Scumm Macintosh music driver, base class. + */ +class Player_Mac : public Audio::AudioStream, public MusicEngine { +public: + Player_Mac(ScummEngine *scumm, Audio::Mixer *mixer, int numberOfChannels, int channelMask, bool fadeNoteEnds); + virtual ~Player_Mac(); + + void init(); + + // MusicEngine API + virtual void setMusicVolume(int vol); + virtual void startSound(int sound); + virtual void stopSound(int sound); + virtual void stopAllSounds(); + virtual int getMusicTimer(); + virtual int getSoundStatus(int sound) const; + + // AudioStream API + virtual int readBuffer(int16 *buffer, const int numSamples); + virtual bool isStereo() const { return false; } + virtual bool endOfData() const { return false; } + virtual int getRate() const { return _sampleRate; } + + virtual void saveLoadWithSerializer(Serializer *ser); + +private: + Common::Mutex _mutex; + Audio::Mixer *const _mixer; + Audio::SoundHandle _soundHandle; + uint32 _sampleRate; + int _soundPlaying; + + void stopAllSounds_Internal(); + + struct Instrument { + byte *_data; + uint32 _size; + uint32 _rate; + uint32 _loopStart; + uint32 _loopEnd; + byte _baseFreq; + + uint _pos; + uint _subPos; + + void newNote() { + _pos = 0; + _subPos = 0; + } + + void generateSamples(int16 *data, int pitchModifier, int volume, int numSamples, int remainingSamplesOnNote, bool fadeNoteEnds); + }; + + int _pitchTable[128]; + int _numberOfChannels; + int _channelMask; + bool _fadeNoteEnds; + + virtual bool checkMusicAvailable() { return false; } + virtual bool loadMusic(const byte *ptr) { return false; } + virtual bool getNextNote(int ch, uint32 &samples, int &pitchModifier, byte &velocity) { return false; } + +protected: + struct Channel { + virtual ~Channel() {} + + Instrument _instrument; + bool _looped; + uint32 _length; + const byte *_data; + + uint _pos; + int _pitchModifier; + byte _velocity; + uint32 _remaining; + + bool _notesLeft; + + bool loadInstrument(Common::SeekableReadStream *stream); + }; + + ScummEngine *const _vm; + Channel *_channel; + + uint32 durationToSamples(uint16 duration); + int noteToPitchModifier(byte note, Instrument *instrument); +}; + +} // End of namespace Scumm + +#endif diff --git a/engines/scumm/player_v3m.cpp b/engines/scumm/player_v3m.cpp new file mode 100644 index 0000000000..e61463128a --- /dev/null +++ b/engines/scumm/player_v3m.cpp @@ -0,0 +1,202 @@ +/* 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. + * + */ + +/* + We have the following information from Lars Christensen (lechimp) and + Jamieson Christian (jamieson630): + + RESOURCE DATA + LE 2 bytes Resource size + 2 bytes Unknown + 2 bytes 'so' + 14 bytes Unknown + BE 2 bytes Instrument for Stream 1 + BE 2 bytes Instrument for Stream 2 + BE 2 bytes Instrument for Stream 3 + BE 2 bytes Instrument for Stream 4 + BE 2 bytes Instrument for Stream 5 + BE 2 bytes Offset to Stream 1 + BE 2 bytes Offset to Stream 2 + BE 2 bytes Offset to Stream 3 + BE 2 bytes Offset to Stream 4 + BE 2 bytes Offset to Stream 5 + ? bytes The streams + + STREAM DATA + BE 2 bytes Unknown (always 1?) + 2 bytes Unknown (always 0?) + BE 2 bytes Number of events in stream + ? bytes Stream data + + Each stream event is exactly 3 bytes, therefore one can + assert that numEvents == (streamSize - 6) / 3. The + polyphony of a stream appears to be 1; in other words, only + one note at a time can be playing in each stream. The next + event is not executed until the current note (or rest) is + finished playing; therefore, note duration also serves as the + time delta between events. + + FOR EACH EVENTS + BE 2 bytes Note duration + 1 byte Note number to play (0 = rest/silent) + + Oh, and quick speculation -- Stream 1 may be used for a + single-voice interleaved version of the music, where Stream 2- + 5 represent a version of the music in up to 4-voice + polyphony, one voice per stream. I postulate thus because + the first stream of the Mac Loom theme music contains + interleaved voices, whereas the second stream seemed to + contain only the pizzicato bottom-end harp. Stream 5, in this + example, is empty, so if my speculation is correct, this + particular musical number supports 3-voice polyphony at + most. I must check out Streams 3 and 4 to see what they + contain. + + ========== + + The instruments appear to be identified by their resource IDs: + + 1000 Dual Harp + 10895 harp1 + 11445 strings1 + 11548 silent + 13811 staff1 + 15703 brass1 + 16324 flute1 + 25614 accordian 1 + 28110 f horn1 + 29042 bassoon1 +*/ + +#include "common/macresman.h" +#include "common/translation.h" +#include "engines/engine.h" +#include "gui/message.h" +#include "scumm/player_v3m.h" +#include "scumm/scumm.h" + +namespace Scumm { + +Player_V3M::Player_V3M(ScummEngine *scumm, Audio::Mixer *mixer) + : Player_Mac(scumm, mixer, 5, 0x1E, true) { + assert(_vm->_game.id == GID_LOOM); + + // Channel 0 seems to be what was played on low-end macs, that couldn't + // handle multi-channel music and play the game at the same time. I'm + // not sure if stream 4 is ever used, but let's use it just in case. +} + +// \xAA is a trademark glyph in Mac OS Roman. We try that, but also the Windows +// version, the UTF-8 version, and just plain without in case the file system +// can't handle exotic characters like that. + +static const char *loomFileNames[] = { + "Loom\xAA", + "Loom\x99", + "Loom\xE2\x84\xA2", + "Loom" +}; + +bool Player_V3M::checkMusicAvailable() { + Common::MacResManager resource; + + for (int i = 0; i < ARRAYSIZE(loomFileNames); i++) { + if (resource.exists(loomFileNames[i])) { + return true; + } + } + + GUI::MessageDialog dialog(_( + "Could not find the 'Loom' Macintosh executable to read the\n" + "instruments from. Music will be disabled."), _("OK")); + dialog.runModal(); + return false; +} + +bool Player_V3M::loadMusic(const byte *ptr) { + Common::MacResManager resource; + bool found = false; + + for (int i = 0; i < ARRAYSIZE(loomFileNames); i++) { + if (resource.open(loomFileNames[i])) { + found = true; + break; + } + } + + if (!found) { + return false; + } + + assert(ptr[4] == 's' && ptr[5] == 'o'); + + uint i; + for (i = 0; i < 5; i++) { + int instrument = READ_BE_UINT16(ptr + 20 + 2 * i); + int offset = READ_BE_UINT16(ptr + 30 + 2 * i); + + _channel[i]._looped = false; + _channel[i]._length = READ_BE_UINT16(ptr + offset + 4) * 3; + _channel[i]._data = ptr + offset + 6; + _channel[i]._pos = 0; + _channel[i]._pitchModifier = 0; + _channel[i]._velocity = 0; + _channel[i]._remaining = 0; + _channel[i]._notesLeft = true; + + Common::SeekableReadStream *stream = resource.getResource(RES_SND, instrument); + if (_channel[i].loadInstrument(stream)) { + debug(6, "Player_V3M::loadMusic: Channel %d - Loaded Instrument %d (%s)", i, instrument, resource.getResName(RES_SND, instrument).c_str()); + } else { + resource.close(); + return false; + } + } + + resource.close(); + return true; +} + +bool Player_V3M::getNextNote(int ch, uint32 &samples, int &pitchModifier, byte &velocity) { + _channel[ch]._instrument.newNote(); + if (_channel[ch]._pos >= _channel[ch]._length) { + if (!_channel[ch]._looped) { + _channel[ch]._notesLeft = false; + return false; + } + _channel[ch]._pos = 0; + } + uint16 duration = READ_BE_UINT16(&_channel[ch]._data[_channel[ch]._pos]); + byte note = _channel[ch]._data[_channel[ch]._pos + 2]; + samples = durationToSamples(duration); + if (note > 0) { + pitchModifier = noteToPitchModifier(note, &_channel[ch]._instrument); + velocity = 127; + } else { + pitchModifier = 0; + velocity = 0; + } + _channel[ch]._pos += 3; + return true; +} + +} // End of namespace Scumm diff --git a/engines/scumm/player_v3m.h b/engines/scumm/player_v3m.h new file mode 100644 index 0000000000..359bab32a9 --- /dev/null +++ b/engines/scumm/player_v3m.h @@ -0,0 +1,54 @@ +/* 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. + * + */ + +#ifndef SCUMM_PLAYER_V3M_H +#define SCUMM_PLAYER_V3M_H + +#include "common/scummsys.h" +#include "common/util.h" +#include "common/mutex.h" +#include "scumm/music.h" +#include "scumm/player_mac.h" +#include "audio/audiostream.h" +#include "audio/mixer.h" + +class Mixer; + +namespace Scumm { + +class ScummEngine; + +/** + * Scumm V3 Macintosh music driver. + */ +class Player_V3M : public Player_Mac { +public: + Player_V3M(ScummEngine *scumm, Audio::Mixer *mixer); + + virtual bool checkMusicAvailable(); + virtual bool loadMusic(const byte *ptr); + virtual bool getNextNote(int ch, uint32 &samples, int &pitchModifier, byte &velocity); +}; + +} // End of namespace Scumm + +#endif diff --git a/engines/scumm/player_v5m.cpp b/engines/scumm/player_v5m.cpp new file mode 100644 index 0000000000..500f3bbc40 --- /dev/null +++ b/engines/scumm/player_v5m.cpp @@ -0,0 +1,246 @@ +/* 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. + * + */ + +/* + From Markus Magnuson (superqult) we got this information: + Mac0 + --- + 4 bytes - 'SOUN' + BE 4 bytes - block length + + 4 bytes - 'Mac0' + BE 4 bytes - (blockLength - 27) + 28 bytes - ??? + + do this three times (once for each channel): + 4 bytes - 'Chan' + BE 4 bytes - channel length + 4 bytes - instrument name (e.g. 'MARI') + + do this for ((chanLength-24)/4) times: + 2 bytes - note duration + 1 byte - note value + 1 byte - note velocity + + 4 bytes - ??? + 4 bytes - 'Loop'/'Done' + 4 bytes - ??? + + 1 byte - 0x09 + --- + + The instruments presumably correspond to the snd resource names in the + Monkey Island executable: + + Instruments + "MARI" - MARIMBA + "PLUC" - PLUCK + "HARM" - HARMONIC + "PIPE" - PIPEORGAN + "TROM" - TROMBONE + "STRI" - STRINGS + "HORN" - HORN + "VIBE" - VIBES + "SHAK" - SHAKUHACHI + "PANP" - PANPIPE + "WHIS" - WHISTLE + "ORGA" - ORGAN3 + "BONG" - BONGO + "BASS" - BASS + + --- + + Note values <= 1 are silent. +*/ + +#include "common/macresman.h" +#include "common/translation.h" +#include "engines/engine.h" +#include "gui/message.h" +#include "scumm/player_v5m.h" +#include "scumm/scumm.h" + +namespace Scumm { + +Player_V5M::Player_V5M(ScummEngine *scumm, Audio::Mixer *mixer) + : Player_Mac(scumm, mixer, 3, 0x07, false) { + assert(_vm->_game.id == GID_MONKEY); +} + +// Try both with and without underscore in the filename, because hfsutils may +// turn the space into an underscore. At least, it did for me. + +static const char *monkeyIslandFileNames[] = { + "Monkey Island", + "Monkey_Island" +}; + +bool Player_V5M::checkMusicAvailable() { + Common::MacResManager resource; + + for (int i = 0; i < ARRAYSIZE(monkeyIslandFileNames); i++) { + if (resource.exists(monkeyIslandFileNames[i])) { + return true; + } + } + + GUI::MessageDialog dialog(_( + "Could not find the 'Monkey Island' Macintosh executable to read the\n" + "instruments from. Music will be disabled."), _("OK")); + dialog.runModal(); + return false; +} + +bool Player_V5M::loadMusic(const byte *ptr) { + Common::MacResManager resource; + bool found = false; + uint i; + + for (i = 0; i < ARRAYSIZE(monkeyIslandFileNames); i++) { + if (resource.open(monkeyIslandFileNames[i])) { + found = true; + break; + } + } + + if (!found) { + return false; + } + + ptr += 8; + // TODO: Decipher the unknown bytes in the header. For now, skip 'em + ptr += 28; + + Common::MacResIDArray idArray = resource.getResIDArray(RES_SND); + + // Load the three channels and their instruments + for (i = 0; i < 3; i++) { + assert(READ_BE_UINT32(ptr) == MKTAG('C', 'h', 'a', 'n')); + uint32 len = READ_BE_UINT32(ptr + 4); + uint32 instrument = READ_BE_UINT32(ptr + 8); + + _channel[i]._length = len - 20; + _channel[i]._data = ptr + 12; + _channel[i]._looped = (READ_BE_UINT32(ptr + len - 8) == MKTAG('L', 'o', 'o', 'p')); + _channel[i]._pos = 0; + _channel[i]._pitchModifier = 0; + _channel[i]._velocity = 0; + _channel[i]._remaining = 0; + _channel[i]._notesLeft = true; + + for (uint j = 0; j < idArray.size(); j++) { + Common::String name = resource.getResName(RES_SND, idArray[j]); + if (instrument == READ_BE_UINT32(name.c_str())) { + debug(6, "Player_V5M::loadMusic: Channel %d: Loading instrument '%s'", i, name.c_str()); + Common::SeekableReadStream *stream = resource.getResource(RES_SND, idArray[j]); + + if (!_channel[i].loadInstrument(stream)) { + resource.close(); + return false; + } + + break; + } + } + + ptr += len; + } + + resource.close(); + + // The last note of each channel is just zeroes. We will adjust this + // note so that all the channels end at the same time. + + uint32 samples[3]; + uint32 maxSamples = 0; + for (i = 0; i < 3; i++) { + samples[i] = 0; + for (uint j = 0; j < _channel[i]._length; j += 4) { + samples[i] += durationToSamples(READ_BE_UINT16(&_channel[i]._data[j])); + } + if (samples[i] > maxSamples) { + maxSamples = samples[i]; + } + } + + for (i = 0; i < 3; i++) { + _lastNoteSamples[i] = maxSamples - samples[i]; + } + + return true; +} + +bool Player_V5M::getNextNote(int ch, uint32 &samples, int &pitchModifier, byte &velocity) { + if (_channel[ch]._pos >= _channel[ch]._length) { + if (!_channel[ch]._looped) { + _channel[ch]._notesLeft = false; + return false; + } + // FIXME: Jamieson630: The jump seems to be happening + // too quickly! There should maybe be a pause after + // the last Note Off? But I couldn't find one in the + // MI1 Lookout music, where I was hearing problems. + _channel[ch]._pos = 0; + } + uint16 duration = READ_BE_UINT16(&_channel[ch]._data[_channel[ch]._pos]); + byte note = _channel[ch]._data[_channel[ch]._pos + 2]; + samples = durationToSamples(duration); + + if (note != 1) { + _channel[ch]._instrument.newNote(); + } + + if (note > 1) { + pitchModifier = noteToPitchModifier(note, &_channel[ch]._instrument); + velocity = _channel[ch]._data[_channel[ch]._pos + 3]; + } else if (note == 1) { + // This is guesswork, but Monkey Island uses two different + // "special" note values: 0, which is clearly a rest, and 1 + // which is... I thought at first it was a "soft" key off, to + // fade out the note, but listening to the music in a Mac + // emulator (which unfortunately doesn't work all that well), + // I hear no trace of fading out. + // + // It could mean "change the volume on the current note", but + // I can't hear that either, and it always seems to use the + // exact same velocity on this note. + // + // So it appears it really just is a "hold the current note", + // but why? Couldn't they just have made the original note + // longer? + + pitchModifier = _channel[ch]._pitchModifier; + velocity = _channel[ch]._velocity; + } else { + pitchModifier = 0; + velocity = 0; + } + + _channel[ch]._pos += 4; + + if (_channel[ch]._pos >= _channel[ch]._length) { + samples = _lastNoteSamples[ch]; + } + return true; +} + +} // End of namespace Scumm diff --git a/engines/scumm/player_v5m.h b/engines/scumm/player_v5m.h new file mode 100644 index 0000000000..b2079ee331 --- /dev/null +++ b/engines/scumm/player_v5m.h @@ -0,0 +1,57 @@ +/* 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. + * + */ + +#ifndef SCUMM_PLAYER_V5M_H +#define SCUMM_PLAYER_V5M_H + +#include "common/scummsys.h" +#include "common/util.h" +#include "common/mutex.h" +#include "scumm/music.h" +#include "scumm/player_mac.h" +#include "audio/audiostream.h" +#include "audio/mixer.h" + +class Mixer; + +namespace Scumm { + +class ScummEngine; + +/** + * Scumm V5 Macintosh music driver. + */ +class Player_V5M : public Player_Mac { +public: + Player_V5M(ScummEngine *scumm, Audio::Mixer *mixer); + + virtual bool checkMusicAvailable(); + virtual bool loadMusic(const byte *ptr); + virtual bool getNextNote(int ch, uint32 &samples, int &pitchModifier, byte &velocity); + +private: + uint32 _lastNoteSamples[3]; +}; + +} // End of namespace Scumm + +#endif diff --git a/engines/scumm/saveload.cpp b/engines/scumm/saveload.cpp index 72896e097a..3453e53a18 100644 --- a/engines/scumm/saveload.cpp +++ b/engines/scumm/saveload.cpp @@ -1477,9 +1477,13 @@ void ScummEngine::saveOrLoad(Serializer *s) { } - // Save/load FM-Towns audio status - if (_townsPlayer) - _townsPlayer->saveLoadWithSerializer(s); + // + // Save/load music engine status + // + if (_musicEngine) { + _musicEngine->saveLoadWithSerializer(s); + } + // // Save/load the charset renderer state diff --git a/engines/scumm/saveload.h b/engines/scumm/saveload.h index a640bc1e17..4bfa7d0e71 100644 --- a/engines/scumm/saveload.h +++ b/engines/scumm/saveload.h @@ -47,7 +47,7 @@ namespace Scumm { * only saves/loads those which are valid for the version of the savegame * which is being loaded/saved currently. */ -#define CURRENT_VER 93 +#define CURRENT_VER 94 /** * An auxillary macro, used to specify savegame versions. We use this instead diff --git a/engines/scumm/scumm.cpp b/engines/scumm/scumm.cpp index 6a4fe238a1..3afeeda13d 100644 --- a/engines/scumm/scumm.cpp +++ b/engines/scumm/scumm.cpp @@ -61,7 +61,9 @@ #include "scumm/player_v2cms.h" #include "scumm/player_v2a.h" #include "scumm/player_v3a.h" +#include "scumm/player_v3m.h" #include "scumm/player_v4a.h" +#include "scumm/player_v5m.h" #include "scumm/resource.h" #include "scumm/he/resource_he.h" #include "scumm/scumm_v0.h" @@ -1819,6 +1821,12 @@ void ScummEngine::setupMusic(int midi) { #endif } else if (_game.platform == Common::kPlatformAmiga && _game.version <= 4) { _musicEngine = new Player_V4A(this, _mixer); + } else if (_game.platform == Common::kPlatformMacintosh && _game.id == GID_LOOM) { + _musicEngine = new Player_V3M(this, _mixer); + ((Player_V3M *)_musicEngine)->init(); + } else if (_game.platform == Common::kPlatformMacintosh && _game.id == GID_MONKEY) { + _musicEngine = new Player_V5M(this, _mixer); + ((Player_V5M *)_musicEngine)->init(); } else if (_game.id == GID_MANIAC && _game.version == 1) { _musicEngine = new Player_V1(this, _mixer, MidiDriver::getMusicType(dev) != MT_PCSPK); } else if (_game.version <= 2) { diff --git a/engines/scumm/sound.cpp b/engines/scumm/sound.cpp index a1cecfa0b3..2fe16c5441 100644 --- a/engines/scumm/sound.cpp +++ b/engines/scumm/sound.cpp @@ -346,29 +346,6 @@ void Sound::playSound(int soundID) { warning("Scumm::Sound::playSound: encountered audio resoure with chunk type 'SOUN' and sound type %d", type); } } - else if ((_vm->_game.id == GID_LOOM) && (_vm->_game.platform == Common::kPlatformMacintosh)) { - // Mac version of Loom uses yet another sound format - /* - playSound #9 (room 70) - 000000: 55 00 00 45 73 6f 00 64 01 00 00 00 00 00 00 00 |U..Eso.d........| - 000010: 00 05 00 8e 2a 8f 2d 1c 2a 8f 2a 8f 2d 1c 00 28 |....*.-.*.*.-..(| - 000020: 00 31 00 3a 00 43 00 4c 00 01 00 00 00 01 00 64 |.1.:.C.L.......d| - 000030: 5a 00 01 00 00 00 01 00 64 00 00 01 00 00 00 01 |Z.......d.......| - 000040: 00 64 5a 00 01 00 00 00 01 00 64 5a 00 01 00 00 |.dZ.......dZ....| - 000050: 00 01 00 64 00 00 00 00 00 00 00 07 00 00 00 64 |...d...........d| - 000060: 64 00 00 4e 73 6f 00 64 01 00 00 00 00 00 00 00 |d..Nso.d........| - 000070: 00 05 00 89 3d 57 2d 1c 3d 57 3d 57 2d 1c 00 28 |....=W-.=W=W-..(| - playSound #16 (room 69) - 000000: dc 00 00 a5 73 6f 00 64 01 00 00 00 00 00 00 00 |....so.d........| - 000010: 00 05 00 00 2a 8f 03 e8 03 e8 03 e8 03 e8 00 28 |....*..........(| - 000020: 00 79 00 7f 00 85 00 d6 00 01 00 00 00 19 01 18 |.y..............| - 000030: 2f 00 18 00 01 18 32 00 18 00 01 18 36 00 18 00 |/.....2.....6...| - 000040: 01 18 3b 00 18 00 01 18 3e 00 18 00 01 18 42 00 |..;.....>.....B.| - 000050: 18 00 01 18 47 00 18 00 01 18 4a 00 18 00 01 18 |....G.....J.....| - 000060: 4e 00 10 00 01 18 53 00 10 00 01 18 56 00 10 00 |N.....S.....V...| - 000070: 01 18 5a 00 10 00 02 28 5f 00 01 00 00 00 00 00 |..Z....(_.......| - */ - } else if ((_vm->_game.platform == Common::kPlatformMacintosh) && (_vm->_game.id == GID_INDY3) && READ_BE_UINT16(ptr + 8) == 0x1C) { // Sound format as used in Indy3 EGA Mac. // It seems to be closely related to the Amiga format, see player_v3a.cpp @@ -414,8 +391,7 @@ void Sound::playSound(int soundID) { } else { - if (_vm->_game.id == GID_MONKEY_VGA || _vm->_game.id == GID_MONKEY_EGA - || (_vm->_game.id == GID_MONKEY && _vm->_game.platform == Common::kPlatformMacintosh)) { + if (_vm->_game.id == GID_MONKEY_VGA || _vm->_game.id == GID_MONKEY_EGA) { // Works around the fact that in some places in MonkeyEGA/VGA, // the music is never explicitly stopped. // Rather it seems that starting a new music is supposed to @@ -1086,9 +1062,6 @@ void Sound::saveLoadWithSerializer(Serializer *ser) { #pragma mark --- Sound resource handling --- #pragma mark - -static void convertMac0Resource(ResourceManager *res, ResId idx, byte *src_ptr, int size); - - /* * TODO: The way we handle sound/music resources really is one huge hack. * We probably should reconsider how we do this, and maybe come up with a @@ -1208,11 +1181,9 @@ int ScummEngine::readSoundResource(ResId idx) { case MKTAG('M','a','c','0'): _fileHandle->seek(-12, SEEK_CUR); total_size = _fileHandle->readUint32BE() - 8; - ptr = (byte *)calloc(total_size, 1); + ptr = _res->createResource(rtSound, idx, total_size); _fileHandle->read(ptr, total_size); //dumpResource("sound-", idx, ptr); - convertMac0Resource(_res, idx, ptr, total_size); - free(ptr); return 1; case MKTAG('M','a','c','1'): @@ -1445,219 +1416,6 @@ static byte *writeVLQ(byte *ptr, int value) { return ptr; } -static byte Mac0ToGMInstrument(uint32 type, int &transpose) { - transpose = 0; - switch (type) { - case MKTAG('M','A','R','I'): return 12; - case MKTAG('P','L','U','C'): return 45; - case MKTAG('H','A','R','M'): return 22; - case MKTAG('P','I','P','E'): return 19; - case MKTAG('T','R','O','M'): transpose = -12; return 57; - case MKTAG('S','T','R','I'): return 48; - case MKTAG('H','O','R','N'): return 60; - case MKTAG('V','I','B','E'): return 11; - case MKTAG('S','H','A','K'): return 77; - case MKTAG('P','A','N','P'): return 75; - case MKTAG('W','H','I','S'): return 76; - case MKTAG('O','R','G','A'): return 17; - case MKTAG('B','O','N','G'): return 115; - case MKTAG('B','A','S','S'): transpose = -24; return 35; - default: - error("Unknown Mac0 instrument %s found", tag2str(type)); - } -} - -static void convertMac0Resource(ResourceManager *res, ResId idx, byte *src_ptr, int size) { - /* - From Markus Magnuson (superqult) we got this information: - Mac0 - --- - 4 bytes - 'SOUN' - BE 4 bytes - block length - - 4 bytes - 'Mac0' - BE 4 bytes - (blockLength - 27) - 28 bytes - ??? - - do this three times (once for each channel): - 4 bytes - 'Chan' - BE 4 bytes - channel length - 4 bytes - instrument name (e.g. 'MARI') - - do this for ((chanLength-24)/4) times: - 2 bytes - note duration - 1 byte - note value - 1 byte - note velocity - - 4 bytes - ??? - 4 bytes - 'Loop'/'Done' - 4 bytes - ??? - - 1 byte - 0x09 - --- - - Instruments (General Midi): - "MARI" - Marimba (12) - "PLUC" - Pizzicato Strings (45) - "HARM" - Harmonica (22) - "PIPE" - Church Organ? (19) or Flute? (73) or Bag Pipe (109) - "TROM" - Trombone (57) - "STRI" - String Ensemble (48 or 49) - "HORN" - French Horn? (60) or English Horn? (69) - "VIBE" - Vibraphone (11) - "SHAK" - Shakuhachi? (77) - "PANP" - Pan Flute (75) - "WHIS" - Whistle (78) / Bottle (76) - "ORGA" - Drawbar Organ (16; but could also be 17-20) - "BONG" - Woodblock? (115) - "BASS" - Bass (32-39) - - - Now the task could be to convert this into MIDI, to be fed into iMuse. - Or we do something similiar to what is done in Player_V3, assuming - we can identify SFX in the MI datafiles for each of the instruments - listed above. - */ - -#if 0 - byte *ptr = _res->createResource(rtSound, idx, size); - memcpy(ptr, src_ptr, size); -#else - const int ppqn = 480; - byte *ptr, *start_ptr; - - int total_size = 0; - total_size += kMIDIHeaderSize; // Header - total_size += 7; // Tempo META - total_size += 3 * 3; // Three program change mesages - total_size += 22; // Possible jump SysEx - total_size += 5; // EOT META - - int i, len; - byte track_instr[3]; - byte *track_data[3]; - int track_len[3]; - int track_transpose[3]; - bool looped = false; - - src_ptr += 8; - // TODO: Decipher the unknown bytes in the header. For now, skip 'em - src_ptr += 28; - - // Parse the three channels - for (i = 0; i < 3; i++) { - assert(READ_BE_UINT32(src_ptr) == MKTAG('C','h','a','n')); - len = READ_BE_UINT32(src_ptr + 4); - track_len[i] = len - 24; - track_instr[i] = Mac0ToGMInstrument(READ_BE_UINT32(src_ptr + 8), track_transpose[i]); - track_data[i] = src_ptr + 12; - src_ptr += len; - looped = (READ_BE_UINT32(src_ptr - 8) == MKTAG('L','o','o','p')); - - // For each note event, we need up to 6 bytes for the - // Note On (3 VLQ, 3 event), and 6 bytes for the Note - // Off (3 VLQ, 3 event). So 12 bytes total. - total_size += 12 * track_len[i]; - } - assert(*src_ptr == 0x09); - - // Create sound resource - start_ptr = res->createResource(rtSound, idx, total_size); - - // Insert MIDI header - ptr = writeMIDIHeader(start_ptr, "GMD ", ppqn, total_size); - - // Write a tempo change Meta event - // 473 / 4 Hz, convert to micro seconds. - uint32 dw = 1000000 * 437 / 4 / ppqn; // 1000000 * ppqn * 4 / 473; - memcpy(ptr, "\x00\xFF\x51\x03", 4); ptr += 4; - *ptr++ = (byte)((dw >> 16) & 0xFF); - *ptr++ = (byte)((dw >> 8) & 0xFF); - *ptr++ = (byte)(dw & 0xFF); - - // Insert program change messages - *ptr++ = 0; // VLQ - *ptr++ = 0xC0; - *ptr++ = track_instr[0]; - *ptr++ = 0; // VLQ - *ptr++ = 0xC1; - *ptr++ = track_instr[1]; - *ptr++ = 0; // VLQ - *ptr++ = 0xC2; - *ptr++ = track_instr[2]; - - // And now, the actual composition. Please turn all cell phones - // and pagers off during the performance. Thank you. - uint16 nextTime[3] = { 1, 1, 1 }; - int stage[3] = { 0, 0, 0 }; - - while (track_len[0] | track_len[1] | track_len[2]) { - int best = -1; - uint16 bestTime = 0xFFFF; - for (i = 0; i < 3; ++i) { - if (track_len[i] && nextTime[i] < bestTime) { - bestTime = nextTime[i]; - best = i; - } - } - assert (best != -1); - - if (!stage[best]) { - // We are STARTING this event. - if (track_data[best][2] > 1) { - // Note On - ptr = writeVLQ(ptr, nextTime[best]); - *ptr++ = 0x90 | best; - *ptr++ = track_data[best][2] + track_transpose[best]; - *ptr++ = track_data[best][3] * 127 / 100; // Scale velocity - for (i = 0; i < 3; ++i) - nextTime[i] -= bestTime; - } - nextTime[best] += READ_BE_UINT16 (track_data[best]); - stage[best] = 1; - } else { - // We are ENDING this event. - if (track_data[best][2] > 1) { - // There was a Note On, so do a Note Off - ptr = writeVLQ(ptr, nextTime[best]); - *ptr++ = 0x80 | best; - *ptr++ = track_data[best][2] + track_transpose[best]; - *ptr++ = track_data[best][3] * 127 / 100; // Scale velocity - for (i = 0; i < 3; ++i) - nextTime[i] -= bestTime; - } - track_data[best] += 4; - track_len[best] -= 4; - stage[best] = 0; - } - } - - // Is this a looped song? If so, effect a loop by - // using the S&M maybe_jump SysEx command. - // FIXME: Jamieson630: The jump seems to be happening - // too quickly! There should maybe be a pause after - // the last Note Off? But I couldn't find one in the - // MI1 Lookout music, where I was hearing problems. - if (looped) { - memcpy(ptr, "\x00\xf0\x13\x7d\x30\00", 6); ptr += 6; // maybe_jump - memcpy(ptr, "\x00\x00", 2); ptr += 2; // cmd -> 0 means always jump - memcpy(ptr, "\x00\x00\x00\x00", 4); ptr += 4; // track -> 0 (only track) - memcpy(ptr, "\x00\x00\x00\x01", 4); ptr += 4; // beat -> 1 (first beat) - memcpy(ptr, "\x00\x00\x00\x01", 4); ptr += 4; // tick -> 1 - memcpy(ptr, "\x00\xf7", 2); ptr += 2; // SysEx end marker - } - - // Insert end of song META - memcpy(ptr, "\x00\xff\x2f\x00\x00", 5); ptr += 5; - - assert(ptr <= start_ptr + total_size); - - // Rewrite MIDI header, this time with true size - total_size = ptr - start_ptr; - ptr = writeMIDIHeader(start_ptr, "GMD ", ppqn, total_size); -#endif -} - static void convertADResource(ResourceManager *res, const GameSettings& game, ResId idx, byte *src_ptr, int size) { // We will ignore the PPQN in the original resource, because // it's invalid anyway. We use a constant PPQN of 480. |