From 947894ce1f71c12cc904b1c2fd82aa827df8574f Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Sun, 24 Sep 2017 10:48:04 -0400
Subject: TITANIC: Free any active wave files on exit

---
 engines/titanic/sound/qmixer.cpp | 9 +++++++++
 engines/titanic/sound/qmixer.h   | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/engines/titanic/sound/qmixer.cpp b/engines/titanic/sound/qmixer.cpp
index a3c06da2f8..a1091a9763 100644
--- a/engines/titanic/sound/qmixer.cpp
+++ b/engines/titanic/sound/qmixer.cpp
@@ -29,6 +29,10 @@ namespace Titanic {
 QMixer::QMixer(Audio::Mixer *mixer) : _mixer(mixer) {
 }
 
+QMixer::~QMixer() {
+	_channels.clear();
+}
+
 bool QMixer::qsWaveMixInitEx(const QMIXCONFIG &config) {
 	assert(_channels.empty());
 	assert(config.iChannels > 0 && config.iChannels < 256);
@@ -237,6 +241,11 @@ void QMixer::qsWaveMixPump() {
 
 /*------------------------------------------------------------------------*/
 
+QMixer::ChannelEntry::~ChannelEntry() {
+	for (Common::List<SoundEntry>::iterator i = _sounds.begin(); i != _sounds.end(); ++i)
+		delete (*i)._waveFile;
+}
+
 byte QMixer::ChannelEntry::getRawVolume() const {
 	// Emperically decided adjustment divisor for distances
 	const double ADJUSTMENT_FACTOR = 5.0;
diff --git a/engines/titanic/sound/qmixer.h b/engines/titanic/sound/qmixer.h
index 17ca441e83..c6d7fcd520 100644
--- a/engines/titanic/sound/qmixer.h
+++ b/engines/titanic/sound/qmixer.h
@@ -204,6 +204,7 @@ class QMixer {
 		ChannelEntry() : _volume(0), _panRate(0), _volumeChangeStart(0),
 			_volumeChangeEnd(0), _volumeStart(0), _volumeEnd(0),
 			_distance(0.0), _resetDistance(true) {}
+		~ChannelEntry();
 
 		/**
 		 * Calculates the raw volume level to pass to ScummVM playStream, taking
@@ -217,7 +218,7 @@ protected:
 	Audio::Mixer *_mixer;
 public:
 	QMixer(Audio::Mixer *mixer);
-	virtual ~QMixer() {}
+	virtual ~QMixer();
 
 	/**
 	 * Initializes the mixer
-- 
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