int MidiDriver_MT32::open() {
MT32Emu::SynthProperties prop;
if (_isOpen)
return MERR_ALREADY_OPEN;
MidiDriver_Emulated::open();
memset(&prop, 0, sizeof(prop));
prop.sampleRate = getRate();
prop.useReverb = true;
prop.useDefaultReverb = false;
prop.reverbType = 0;
prop.reverbTime = 5;
prop.reverbLevel = 3;
prop.userData = this;
prop.printDebug = MT32_PrintDebug;
prop.report = MT32_Report;
prop.openFile = MT32_OpenFile;
_synth = new MT32Emu::Synth();
Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
if (screenFormat.bytesPerPixel == 1) {
const byte dummy_palette[] = {
0, 0, 0, // background
0, 171, 0, // border, font
171, 0, 0 // fill
};
g_system->getPaletteManager()->setPalette(dummy_palette, 0, 3);
}
_initializing = true;
drawMessage(-1, _s("Initializing MT-32 Emulator"));
if (!_synth->open(prop))
return MERR_DEVICE_NOT_AVAILABLE;
double gain = (double)ConfMan.getInt("midi_gain") / 100.0;
_synth->setOutputGain(1.0f * gain);
_synth->setReverbOutputGain(0.68f * gain);
_initializing = false;
if (screenFormat.bytesPerPixel > 1)
g_system->fillScreen(screenFormat.RGBToColor(0, 0, 0));
else
g_system->fillScreen(0);
g_system->updateScreen();
_mixer->playStream(Audio::Mixer::kSFXSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
return 0;
}
int MidiDriver_MT32::open() {
if (_isOpen)
return MERR_ALREADY_OPEN;
MidiDriver_Emulated::open();
_reportHandler = new MT32Emu::ReportHandlerScummVM();
_synth = new MT32Emu::Synth(_reportHandler);
Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
if (screenFormat.bytesPerPixel == 1) {
const byte dummy_palette[] = {
0, 0, 0, // background
0, 171, 0, // border, font
171, 0, 0 // fill
};
g_system->getPaletteManager()->setPalette(dummy_palette, 0, 3);
}
_initializing = true;
debug(4, _s("Initializing MT-32 Emulator"));
_controlFile = new Common::File();
if (!_controlFile->open("MT32_CONTROL.ROM") && !_controlFile->open("CM32L_CONTROL.ROM"))
error("Error opening MT32_CONTROL.ROM / CM32L_CONTROL.ROM");
_pcmFile = new Common::File();
if (!_pcmFile->open("MT32_PCM.ROM") && !_pcmFile->open("CM32L_PCM.ROM"))
error("Error opening MT32_PCM.ROM / CM32L_PCM.ROM");
_controlROM = MT32Emu::ROMImage::makeROMImage(_controlFile);
_pcmROM = MT32Emu::ROMImage::makeROMImage(_pcmFile);
if (!_synth->open(*_controlROM, *_pcmROM))
return MERR_DEVICE_NOT_AVAILABLE;
double gain = (double)ConfMan.getInt("midi_gain") / 100.0;
_synth->setOutputGain(1.0f * gain);
_synth->setReverbOutputGain(0.68f * gain);
_initializing = false;
if (screenFormat.bytesPerPixel > 1)
g_system->fillScreen(screenFormat.RGBToColor(0, 0, 0));
else
g_system->fillScreen(0);
g_system->updateScreen();
_mixer->playStream(Audio::Mixer::kPlainSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
return 0;
}
int MidiDriver_MT32::open() {
if (_isOpen)
return MERR_ALREADY_OPEN;
_reportHandler = new MT32Emu::ReportHandlerScummVM();
_synth = new MT32Emu::Synth(_reportHandler);
Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
if (screenFormat.bytesPerPixel == 1) {
const byte dummy_palette[] = {
0, 0, 0, // background
0, 171, 0, // border, font
171, 0, 0 // fill
};
g_system->getPaletteManager()->setPalette(dummy_palette, 0, 3);
}
_initializing = true;
debug(4, _s("Initializing MT-32 Emulator"));
_controlFile = new Common::File();
if (!_controlFile->open("CM32L_CONTROL.ROM") && !_controlFile->open("MT32_CONTROL.ROM"))
error("Error opening MT32_CONTROL.ROM / CM32L_CONTROL.ROM");
_pcmFile = new Common::File();
if (!_pcmFile->open("CM32L_PCM.ROM") && !_pcmFile->open("MT32_PCM.ROM"))
error("Error opening MT32_PCM.ROM / CM32L_PCM.ROM");
_controlROM = MT32Emu::ROMImage::makeROMImage(_controlFile);
_pcmROM = MT32Emu::ROMImage::makeROMImage(_pcmFile);
if (!_synth->open(*_controlROM, *_pcmROM))
return MERR_DEVICE_NOT_AVAILABLE;
double gain = (double)ConfMan.getInt("midi_gain") / 100.0;
_synth->setOutputGain(1.0f * gain);
_synth->setReverbOutputGain(0.68f * gain);
// We let the synthesizer play MIDI messages immediately. Our MIDI
// handling is synchronous to sample generation. This makes delaying MIDI
// events result in odd sound output in some cases. For example, the
// shattering window in the Indiana Jones and the Fate of Atlantis intro
// will sound like a bell if we use any delay here.
// Bug #6242 "AUDIO: Built-In MT-32 MUNT Produces Wrong Sounds".
_synth->setMIDIDelayMode(MT32Emu::MIDIDelayMode_IMMEDIATE);
// We need to report the sample rate MUNT renders at as sample rate of our
// AudioStream.
_outputRate = _synth->getStereoOutputSampleRate();
MidiDriver_Emulated::open();
_initializing = false;
if (screenFormat.bytesPerPixel > 1)
g_system->fillScreen(screenFormat.RGBToColor(0, 0, 0));
else
g_system->fillScreen(0);
g_system->updateScreen();
_mixer->playStream(Audio::Mixer::kPlainSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
return 0;
}