From d971dbea406925760e74e17ffe329d637ad962d6 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Fri, 2 Sep 2016 23:40:25 -0400
Subject: TITANIC: Fix and cleanup for sound freeing

---
 engines/titanic/sound/sound.cpp | 18 ++++++++++--------
 engines/titanic/sound/sound.h   | 13 ++++++++-----
 2 files changed, 18 insertions(+), 13 deletions(-)

(limited to 'engines')

diff --git a/engines/titanic/sound/sound.cpp b/engines/titanic/sound/sound.cpp
index 39c8d04769..998a0a9827 100644
--- a/engines/titanic/sound/sound.cpp
+++ b/engines/titanic/sound/sound.cpp
@@ -68,15 +68,16 @@ void CSound::setVolume(uint handle, uint volume, uint seconds) {
 	_soundManager.setVolume(handle, volume, seconds);
 }
 
-void CSound::activateSound(CWaveFile *waveFile, bool freeFlag) {	
+void CSound::activateSound(CWaveFile *waveFile, DisposeAfterUse::Flag disposeAfterUse) {
 	for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ++i) {
 		CSoundItem *sound = *i;
 		if (sound->_waveFile == waveFile) {
 			sound->_active = true;
-			sound->_freeFlag = freeFlag;
+			sound->_disposeAfterUse = disposeAfterUse;
 
-			if (!freeFlag && waveFile->size() > 51200)
-				sound->_freeFlag = true;
+			// Anything bigger than 50Kb is automatically flagged to be free when finished
+			if (waveFile->size() > (50 * 1024))
+				sound->_disposeAfterUse = DisposeAfterUse::YES;
 			break;
 		}
 	}
@@ -90,8 +91,8 @@ void CSound::checkSounds() {
 	for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ) {
 		CSoundItem *soundItem = *i;
 
-		if (soundItem->_active && soundItem->_freeFlag) {
-			if (_soundManager.isActive(soundItem->_waveFile)) {
+		if (soundItem->_active && soundItem->_disposeAfterUse == DisposeAfterUse::YES) {
+			if (!_soundManager.isActive(soundItem->_waveFile)) {
 				i = _sounds.erase(i);
 				delete soundItem;
 				continue;
@@ -162,7 +163,8 @@ int CSound::playSound(const CString &name, CProximity &prox) {
 	if (prox._soundType != Audio::Mixer::kPlainSoundType)
 		waveFile->_soundType = prox._soundType;
 
-	activateSound(waveFile, prox._freeSoundFlag);
+	activateSound(waveFile, prox._freeSoundFlag ? DisposeAfterUse::YES :
+		DisposeAfterUse::NO);
 
 	return _soundManager.playSound(*waveFile, prox);
 }
@@ -209,7 +211,7 @@ int CSound::playSpeech(CDialogueFile *dialogueFile, int speechId, CProximity &pr
 		return -1;
 
 	prox._soundDuration = waveFile->getDuration();
-	activateSound(waveFile, prox._freeSoundFlag);
+	activateSound(waveFile, prox._freeSoundFlag ? DisposeAfterUse::YES : DisposeAfterUse::NO);
 
 	return _soundManager.playSound(*waveFile, prox);
 }
diff --git a/engines/titanic/sound/sound.h b/engines/titanic/sound/sound.h
index de95f9edf1..21f2a93f24 100644
--- a/engines/titanic/sound/sound.h
+++ b/engines/titanic/sound/sound.h
@@ -41,15 +41,17 @@ public:
 	CWaveFile *_waveFile;
 	File *_dialogueFileHandle;
 	int _speechId;
-	bool _freeFlag;
+	DisposeAfterUse::Flag _disposeAfterUse;
 	bool _active;
 public:
 	CSoundItem() : ListItem(), _waveFile(nullptr), _dialogueFileHandle(nullptr),
-		_speechId(0), _freeFlag(false), _active(false) {}
+		_speechId(0), _disposeAfterUse(DisposeAfterUse::NO), _active(false) {}
 	CSoundItem(const CString &name) : ListItem(), _name(name), _waveFile(nullptr),
-		_dialogueFileHandle(nullptr), _speechId(0), _freeFlag(false), _active(false) {}
+		_dialogueFileHandle(nullptr), _disposeAfterUse(DisposeAfterUse::NO),
+		_speechId(0), _active(false) {}
 	CSoundItem(File *dialogueFile, int speechId) : ListItem(), _waveFile(nullptr),
-		_dialogueFileHandle(dialogueFile), _speechId(speechId), _freeFlag(false), _active(false) {}
+		_dialogueFileHandle(dialogueFile), _speechId(speechId), _active(false),
+		_disposeAfterUse(DisposeAfterUse::NO) {}
 };
 
 class CSoundItemList : public List<CSoundItem> {
@@ -126,7 +128,8 @@ public:
 	/**
 	 * Flags a sound about to be played as activated
 	 */
-	void activateSound(CWaveFile *waveFile, bool freeFlag);
+	void activateSound(CWaveFile *waveFile,
+		DisposeAfterUse::Flag disposeAfterUse = DisposeAfterUse::NO);
 
 	/**
 	 * Stops any sounds attached to a given channel
-- 
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