io.appium.settings: recording: Final touches

Signed-off-by: sirmordred <[email protected]>

Author: sirmordred

README.md

@@ -323,7 +323,7 @@ error will be returned and the corresponding log message would be written into l
 
 ## Internal Audio & Video Recording
 
-REQUIRED STEPS to activate recording:
+Required steps to activate recording:
 
 ```bash
 adb shell pm grant io.appium.settings android.permission.RECORD_AUDIO

app/src/main/java/io/appium/settings/recorder/RecorderThread.java

@@ -30,7 +30,6 @@
 import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
-import android.util.DisplayMetrics;
 import android.util.Log;
 import android.view.Surface;
 
@@ -343,7 +342,6 @@ public void run() {
         MediaCodec videoEncoder = null;
         MediaCodec audioEncoder = null;
         Surface surface = null;
-        AudioRecord audioRecord = null;
         Thread audioRecordThread = null;
         MediaMuxer muxer = null;
         try {
@@ -380,7 +378,7 @@ public void run() {
             audioEncoder = initAudioCodec(sampleRate);
             audioEncoder.start();
 
-            audioRecord = initAudioRecord(this.mediaProjection, sampleRate);
+            AudioRecord audioRecord = initAudioRecord(this.mediaProjection, sampleRate);
 
             muxer = new MediaMuxer(this.outputFilePath,
                     MediaMuxer.OutputFormat.MUXER_OUTPUT_MPEG_4);