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Commit a32fdedb authored by Bruno Martins's avatar Bruno Martins
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Revert "Visualizer: Adjust for volume level" 

Causes huge performance regression, even in rather new devices.
 
Protip: Don't touch a working feature.

This reverts commit f94851a0.

Change-Id: I5ff782e2a4d0a9fec2dbad3e1cc164fa39983a35
parent 3fdb2b08

packages/SystemUI/src/com/android/systemui/statusbar/VisualizerView.java

+1 −8
Original line number Diff line number Diff line
@@ -23,7 +23,6 @@ import android.graphics.Bitmap; 
import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.media.AudioManager;

import android.media.audiofx.Visualizer;

import android.os.AsyncTask;

import android.os.UserHandle;
@@ -46,7 +45,6 @@ public class VisualizerView extends View 
    private static final String LOCKSCREEN_VISUALIZER_ENABLED =

            "lineagesecure:" + LineageSettings.Secure.LOCKSCREEN_VISUALIZER_ENABLED;



    private AudioManager mAudioManager;

    private Paint mPaint;

    private Visualizer mVisualizer;

    private ObjectAnimator mVisualizerColorAnimator;
@@ -82,10 +80,7 @@ public class VisualizerView extends View 
                mValueAnimators[i].cancel();

                rfk = fft[i * 2 + 2];

                ifk = fft[i * 2 + 3];

                int currentVolume = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC);

                int maxVolume = mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);

                int volumeFactor = (currentVolume != 0 ? (maxVolume / currentVolume) : 1);

                magnitude = (rfk * rfk + ifk * ifk) * volumeFactor * volumeFactor;

                magnitude = rfk * rfk + ifk * ifk;

                dbValue = magnitude > 0 ? (int) (10 * Math.log10(magnitude)) : 0;



                mValueAnimators[i].setFloatValues(mFFTPoints[i * 4 + 1],
@@ -148,8 +143,6 @@ public class VisualizerView extends View 
    public VisualizerView(Context context, AttributeSet attrs, int defStyle) {

        super(context, attrs, defStyle);



        mAudioManager = context.getSystemService(AudioManager.class);



        mColor = Color.TRANSPARENT;



        mPaint = new Paint();