Refactored OpenGL embedder that works on Android, Mac or Linux.

runtime/embedders/openglui/android/android_sound_handler.h

Index: runtime/embedders/openglui/android/android_sound_handler.h
===================================================================
--- runtime/embedders/openglui/android/android_sound_handler.h	(revision 0)
+++ runtime/embedders/openglui/android/android_sound_handler.h	(revision 0)
@@ -0,0 +1,52 @@
+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#ifndef EMBEDDERS_OPENGLUI_ANDROID_ANDROID_SOUND_HANDLER_H_
+#define EMBEDDERS_OPENGLUI_ANDROID_ANDROID_SOUND_HANDLER_H_
+
+#include <android_native_app_glue.h>
+#include <SLES/OpenSLES.h>
+#include <SLES/OpenSLES_Android.h>
+#include <SLES/OpenSLES_AndroidConfiguration.h>
+#include <vector>
+
+#include "embedders/openglui/common/sample.h"
+#include "embedders/openglui/common/sound_handler.h"
+#include "embedders/openglui/common/types.h"
+
+class AndroidSoundHandler : public SoundHandler {
+  public:
+    explicit AndroidSoundHandler(android_app* application);
+    int32_t Start();
+    void Stop();
+
+    int32_t PlayBackground(const char* path);
+    void StopBackground();
+
+    int32_t PlaySample(const char* path);
+
+  private:
+    int32_t CreateAudioPlayer(SLEngineItf engine_if,
+                              const SLInterfaceID extra_if,
+                              SLDataSource data_source,
+                              SLDataSink data_sink,
+                              SLObjectItf& player_out,
+                              SLPlayItf& player_if_out);
+
+    int32_t StartSamplePlayer();
+
+    android_app* application_;
+    SLObjectItf engine_;
+    SLEngineItf engine_if_;
+    SLObjectItf output_mix_;
+    SLObjectItf background_player_;
+    SLPlayItf background_player_if_;
+    SLSeekItf background_player_seek_if_;
+    SLObjectItf sample_player_;
+    SLPlayItf sample_player_if_;
+    SLBufferQueueItf sample_player_queue_;
+};
+
+#endif  // EMBEDDERS_OPENGLUI_ANDROID_ANDROID_SOUND_HANDLER_H_
+