2 files changed, 20 insertions, 34 deletions
diff --git a/engines/agi/sound_midi.cpp b/engines/agi/sound_midi.cpp
index 877f6326fa..fe3d97b9c0 100644
--- a/engines/agi/sound_midi.cpp
+++ b/engines/agi/sound_midi.cpp
@@ -74,6 +74,7 @@ MIDISound::MIDISound(uint8 *data, uint32 len, int resnum, SoundMgr &manager) : A
 SoundGenMIDI::SoundGenMIDI(AgiEngine *vm, Audio::Mixer *pMixer) : SoundGen(vm, pMixer), _parser(0), _isPlaying(false), _passThrough(false), _isGM(false) {
 	MidiDriver::DeviceHandle dev = MidiDriver::detectDevice(MDT_MIDI | MDT_ADLIB);
 	_driver = MidiDriver::createMidi(dev);
+	assert(_driver);
 
 	if (ConfMan.getBool("native_mt32") || MidiDriver::getMusicType(dev) == MT_MT32) {
 		_nativeMT32 = true;
@@ -85,7 +86,17 @@ SoundGenMIDI::SoundGenMIDI(AgiEngine *vm, Audio::Mixer *pMixer) : SoundGen(vm, p
 	memset(_channel, 0, sizeof(_channel));
 	memset(_channelVolume, 127, sizeof(_channelVolume));
 	_masterVolume = 0;
-	this->open();
+
+	int ret = _driver->open();
+	if (ret == 0) {
+		if (_nativeMT32)
+			_driver->sendMT32Reset();
+		else
+			_driver->sendGMReset();
+
+		_driver->setTimerCallback(this, &onTimer);
+	}
+
 	_smfParser = MidiParser::createParser_SMF();
 	_midiMusicData = NULL;
 }
@@ -93,7 +104,11 @@ SoundGenMIDI::SoundGenMIDI(AgiEngine *vm, Audio::Mixer *pMixer) : SoundGen(vm, p
 SoundGenMIDI::~SoundGenMIDI() {
 	_driver->setTimerCallback(NULL, NULL);
 	stop();
-	this->close();
+	if (_driver) {
+		_driver->close();
+		delete _driver;
+		_driver = 0;
+	}
 	_smfParser->setMidiDriver(NULL);
 	delete _smfParser;
 	delete[] _midiMusicData;
@@ -119,32 +134,6 @@ void SoundGenMIDI::setVolume(int volume) {
 	}
 }
 
-int SoundGenMIDI::open() {
-	// Don't ever call open without first setting the output driver!
-	if (!_driver)
-		return 255;
-
-	int ret = _driver->open();
-	if (ret)
-		return ret;
-
-	_driver->setTimerCallback(this, &onTimer);
-
-	if (_nativeMT32)
-		_driver->sendMT32Reset();
-	else
-		_driver->sendGMReset();
-
-	return 0;
-}
-
-void SoundGenMIDI::close() {
-	stop();
-	if (_driver)
-		_driver->close();
-	_driver = 0;
-}
-
 void SoundGenMIDI::send(uint32 b) {
 	if (_passThrough) {
 		_driver->send(b);
diff --git a/engines/agi/sound_midi.h b/engines/agi/sound_midi.h
index 2e1bfe2c8a..dc6609c3e7 100644
--- a/engines/agi/sound_midi.h
+++ b/engines/agi/sound_midi.h
@@ -70,12 +70,9 @@ public:
 
 	void setGM(bool isGM) { _isGM = isGM; }
 
-	// MidiDriver interface implementation
-	int open();
-	void close();
-	void send(uint32 b);
-
-	void metaEvent(byte type, byte *data, uint16 length);
+	// MidiDriver_BASE interface implementation
+	virtual void send(uint32 b);
+	virtual void metaEvent(byte type, byte *data, uint16 length);
 
 private: