Modularized Linuxmoto port.

svn-id: r50474

2 files changed, 23 insertions, 1 deletions

diff --git a/backends/mixer/sdl/sdl-mixer.cpp b/backends/mixer/sdl/sdl-mixer.cpp
index aa87fcb345..2317a03335 100644
--- a/backends/mixer/sdl/sdl-mixer.cpp
+++ b/backends/mixer/sdl/sdl-mixer.cpp
@@ -35,7 +35,8 @@
 
 SdlMixerManager::SdlMixerManager()
 	:
-	_mixer(0) {
+	_mixer(0),
+	_audioSuspended(false) {
 
 }
 
@@ -120,4 +121,20 @@ void SdlMixerManager::sdlCallback(void *this_, byte *samples, int len) {
 	manager->callbackHandler(samples, len);
 }
 
+void SdlMixerManager::suspendAudio() {
+	SDL_CloseAudio();
+	_audioSuspended = true;
+}
+
+int SdlMixerManager::resumeAudio() {
+	if (!_audioSuspended)
+		return -2;
+	if (SDL_OpenAudio(&_obtainedRate, NULL) < 0){
+		return -1;
+	}
+	SDL_PauseAudio(0);
+	_audioSuspended = false;
+	return 0;
+}
+
 #endif
diff --git a/backends/mixer/sdl/sdl-mixer.h b/backends/mixer/sdl/sdl-mixer.h
index e4e8263f38..f58260fef2 100644
--- a/backends/mixer/sdl/sdl-mixer.h
+++ b/backends/mixer/sdl/sdl-mixer.h
@@ -43,9 +43,14 @@ public:
 
 	Audio::Mixer *getMixer() { return (Audio::Mixer *)_mixer; }
 
+	// Used by LinuxMoto Port
+	virtual void suspendAudio();
+	virtual int resumeAudio();
+
 protected:
 	Audio::MixerImpl *_mixer;
 	SDL_AudioSpec _obtainedRate;
+	bool _audioSuspended;
 
 	virtual SDL_AudioSpec getAudioSpec();
 	virtual void startAudio();