1 files changed, 72 insertions, 0 deletions
diff --git a/src/com/pheelicks/utils/TunnelPlayerWorkaround.java b/src/com/pheelicks/utils/TunnelPlayerWorkaround.java
new file mode 100644
index 0000000..c25caf0
--- /dev/null
+++ b/src/com/pheelicks/utils/TunnelPlayerWorkaround.java
@@ -0,0 +1,72 @@
+/**
+ * Copyright 2013, Haruki Hasegawa
+ *
+ * Licensed under the MIT license:
+ * http://creativecommons.org/licenses/MIT/
+ */
+
+package com.pheelicks.utils;
+
+import java.io.IOException;
+
+import android.content.Context;
+import android.media.AudioManager;
+import android.media.MediaPlayer;
+import android.util.Log;
+
+import com.pheelicks.visualizer.R;
+
+public class TunnelPlayerWorkaround {
+  private static final String TAG = "TunnelPlayerWorkaround";
+
+  private static final String SYSTEM_PROP_TUNNEL_DECODE_ENABLED = "tunnel.decode";
+
+  private TunnelPlayerWorkaround()
+  {
+  }
+
+  /**
+   * Obtain "tunnel.decode" system property value
+   * 
+   * @param context Context
+   * @return Whether tunnel player is enabled
+   */
+  public static boolean isTunnelDecodeEnabled(Context context)
+  {
+    return SystemPropertiesProxy.getBoolean(
+        context, SYSTEM_PROP_TUNNEL_DECODE_ENABLED, false);
+  }
+
+  /**
+   * Create silent MediaPlayer instance to avoid tunnel player issue
+   * 
+   * @param context Context
+   * @return MediaPlayer instance
+   */
+  public static MediaPlayer createSilentMediaPlayer(Context context)
+  {
+    boolean result = false;
+
+    MediaPlayer mp = null;
+    try {
+      mp = MediaPlayer.create(context, R.raw.workaround_1min);
+      mp.setAudioStreamType(AudioManager.STREAM_MUSIC);
+
+      // NOTE: start() is no needed
+      // mp.start();
+
+      result = true;
+    } catch (RuntimeException e) {
+      Log.e(TAG, "createSilentMediaPlayer()", e);
+    } finally {
+      if (!result && mp != null) {
+        try {
+          mp.release();
+        } catch (IllegalStateException e) {
+        }
+      }
+    }
+
+    return mp;
+  }
+}