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-rw-r--r--src/com/android/musicfx/ActivityMusic.java22
-rw-r--r--src/com/android/musicfx/ControlPanelEffect.java2
2 files changed, 20 insertions, 4 deletions
diff --git a/src/com/android/musicfx/ActivityMusic.java b/src/com/android/musicfx/ActivityMusic.java
index 328a923..8498747 100644
--- a/src/com/android/musicfx/ActivityMusic.java
+++ b/src/com/android/musicfx/ActivityMusic.java
@@ -30,9 +30,11 @@ import android.content.DialogInterface;
import android.content.DialogInterface.OnCancelListener;
import android.content.Intent;
import android.content.IntentFilter;
+import android.media.AudioFormat;
import android.media.AudioManager;
import android.media.audiofx.AudioEffect;
import android.media.audiofx.AudioEffect.Descriptor;
+import android.media.audiofx.Virtualizer;
import android.os.Bundle;
import android.util.Log;
import android.view.Gravity;
@@ -260,9 +262,7 @@ public class ActivityMusic extends Activity implements OnSeekBarChangeListener {
if (effect.type.equals(AudioEffect.EFFECT_TYPE_VIRTUALIZER)) {
mVirtualizerSupported = true;
- if (effect.uuid.equals(UUID.fromString("1d4033c0-8557-11df-9f2d-0002a5d5c51b"))) {
- mVirtualizerIsHeadphoneOnly = true;
- }
+ mVirtualizerIsHeadphoneOnly = !isVirtualizerTransauralSupported();
} else if (effect.type.equals(AudioEffect.EFFECT_TYPE_BASS_BOOST)) {
mBassBoostSupported = true;
} else if (effect.type.equals(AudioEffect.EFFECT_TYPE_EQUALIZER)) {
@@ -805,4 +805,20 @@ public class ActivityMusic extends Activity implements OnSeekBarChangeListener {
toast.setGravity(Gravity.CENTER, toast.getXOffset() / 2, toast.getYOffset() / 2);
toast.show();
}
+
+ private static boolean isVirtualizerTransauralSupported() {
+ Virtualizer virt = null;
+ boolean transauralSupported = false;
+ try {
+ virt = new Virtualizer(0, android.media.AudioSystem.newAudioSessionId());
+ transauralSupported = virt.canVirtualize(AudioFormat.CHANNEL_OUT_STEREO,
+ Virtualizer.VIRTUALIZATION_MODE_TRANSAURAL);
+ } catch (Exception e) {
+ } finally {
+ if (virt != null) {
+ virt.release();
+ }
+ }
+ return transauralSupported;
+ }
}
diff --git a/src/com/android/musicfx/ControlPanelEffect.java b/src/com/android/musicfx/ControlPanelEffect.java
index 25845b8..e3b2e6b 100644
--- a/src/com/android/musicfx/ControlPanelEffect.java
+++ b/src/com/android/musicfx/ControlPanelEffect.java
@@ -111,7 +111,7 @@ public class ControlPanelEffect {
// Defaults
final static boolean GLOBAL_ENABLED_DEFAULT = false;
private final static boolean VIRTUALIZER_ENABLED_DEFAULT = true;
- private final static int VIRTUALIZER_STRENGTH_DEFAULT = 1000;
+ private final static int VIRTUALIZER_STRENGTH_DEFAULT = 0;
private final static boolean BASS_BOOST_ENABLED_DEFAULT = true;
private final static int BASS_BOOST_STRENGTH_DEFAULT = 667;
private final static boolean PRESET_REVERB_ENABLED_DEFAULT = false;