Fixed bug in Detector and VideoDetector

app/src/main/AndroidManifest.xml

@@ -5,6 +5,8 @@
     <uses-feature android:name="android.hardware.camera"/>
     <uses-permission android:name="android.permission.CAMERA"/>
 
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"