Sound files don't always exist in the Amiga version of BRA.

svn-id: r39469

2 files changed, 11 insertions, 3 deletions

diff --git a/engines/parallaction/sound.h b/engines/parallaction/sound.h
index 3a66aea049..140d4d974d 100644
--- a/engines/parallaction/sound.h
+++ b/engines/parallaction/sound.h
@@ -236,7 +236,7 @@ class AmigaSoundMan_br : public SoundMan_br {
 		uint32				flags;
 	} _channels[NUM_AMIGA_CHANNELS];
 
-	void loadChannelData(const char *filename, Channel *ch);
+	bool loadChannelData(const char *filename, Channel *ch);
 
 public:
 	AmigaSoundMan_br(Parallaction_br *vm);
diff --git a/engines/parallaction/sound_br.cpp b/engines/parallaction/sound_br.cpp
index 4851d11b94..5083ead2c1 100644
--- a/engines/parallaction/sound_br.cpp
+++ b/engines/parallaction/sound_br.cpp
@@ -447,12 +447,18 @@ AmigaSoundMan_br::~AmigaSoundMan_br() {
 	stopSfx(3);
 }
 
-void AmigaSoundMan_br::loadChannelData(const char *filename, Channel *ch) {
+bool AmigaSoundMan_br::loadChannelData(const char *filename, Channel *ch) {
 	Common::ReadStream *stream = _vm->_disk->loadSound(filename);
+	// NOTE: Sound files don't always exist
+	if (!stream)
+		return false;
+
 	Audio::A8SVXDecoder decoder(*stream, ch->header, ch->data, ch->dataSize);
 	decoder.decode();
 	ch->dispose = true;
 	delete stream;
+
+	return true;
 }
 
 void AmigaSoundMan_br::playSfx(const char *filename, uint channel, bool looping, int volume) {
@@ -466,7 +472,8 @@ void AmigaSoundMan_br::playSfx(const char *filename, uint channel, bool looping,
 	debugC(1, kDebugAudio, "AmigaSoundMan_ns::playSfx(%s, %i)", filename, channel);
 
 	Channel *ch = &_channels[channel];
-	loadChannelData(filename, ch);
+	if (!loadChannelData(filename, ch))
+		return;
 
 	uint32 loopStart, loopEnd, flags;
 	if (looping) {
@@ -509,6 +516,7 @@ void AmigaSoundMan_br::playMusic() {
 	debugC(1, kDebugAudio, "AmigaSoundMan_ns::playMusic()");
 
 	Common::SeekableReadStream *stream = _vm->_disk->loadMusic(_musicFile.c_str());
+	// NOTE: Music files don't always exist
 	if (!stream)
 		return;