We don't need to convert mono data to stereo: Simply tell the mixer that we're

generating mono data, and let it worry about how to handle it.

svn-id: r21645

2 files changed, 2 insertions, 6 deletions

diff --git a/engines/cine/sound_driver.cpp b/engines/cine/sound_driver.cpp
index d0398cb5b1..84b0a1416e 100644
--- a/engines/cine/sound_driver.cpp
+++ b/engines/cine/sound_driver.cpp
@@ -113,11 +113,7 @@ void AdlibSoundDriver::stopSound() {
 }
 
 int AdlibSoundDriver::readBuffer(int16 *buffer, const int numSamples) {
-	update(buffer, numSamples / 2);
-	// convert mono to stereo
-	for (int i = numSamples / 2 - 1; i >= 0; i--) {
-		buffer[2 * i] = buffer[2 * i + 1] = buffer[i];
-	}
+	update(buffer, numSamples);
 	return numSamples;
 }
 
diff --git a/engines/cine/sound_driver.h b/engines/cine/sound_driver.h
index e551e65c52..cf1ec68411 100644
--- a/engines/cine/sound_driver.h
+++ b/engines/cine/sound_driver.h
@@ -91,7 +91,7 @@ public:
 
 	// AudioStream interface
 	virtual int readBuffer(int16 *buffer, const int numSamples);
-	virtual bool isStereo() const { return true; }
+	virtual bool isStereo() const { return false; }
 	virtual bool endOfData() const { return false; }
 	virtual int getRate() const { return _sampleRate; }