VIDEO: Add volume/balance control to VideoDecoder

2 files changed, 16 insertions, 1 deletions

diff --git a/engines/agos/animation.cpp b/engines/agos/animation.cpp
index 29d1b36e19..10c01741ae 100644
--- a/engines/agos/animation.cpp
+++ b/engines/agos/animation.cpp
@@ -333,7 +333,7 @@ void MoviePlayerDXA::startSound() {
 
 	if (_bgSoundStream != NULL) {
 		_vm->_mixer->stopHandle(_bgSound);
-		_vm->_mixer->playStream(Audio::Mixer::kSFXSoundType, &_bgSound, _bgSoundStream);
+		_vm->_mixer->playStream(Audio::Mixer::kSFXSoundType, &_bgSound, _bgSoundStream, -1, getVolume(), getBalance());
 	}
 }
 
@@ -399,6 +399,16 @@ bool MoviePlayerDXA::processFrame() {
 	return false;
 }
 
+void MoviePlayerDXA::updateVolume() {
+	if (g_system->getMixer()->isSoundHandleActive(_bgSound))
+		g_system->getMixer()->setChannelVolume(_bgSound, getVolume());
+}
+
+void MoviePlayerDXA::updateBalance() {
+	if (g_system->getMixer()->isSoundHandleActive(_bgSound))
+		g_system->getMixer()->setChannelBalance(_bgSound, getBalance());
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // Movie player for Smacker movies
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/engines/agos/animation.h b/engines/agos/animation.h
index 11936aa338..d1ff074b03 100644
--- a/engines/agos/animation.h
+++ b/engines/agos/animation.h
@@ -83,6 +83,11 @@ public:
 	void nextFrame();
 	virtual void stopVideo();
 
+protected:
+	// VideoDecoder API
+	void updateVolume();
+	void updateBalance();
+
 private:
 	void handleNextFrame();
 	bool processFrame();