<arg value="-keep public class com.google.zxing.* { public protected *; }"/>
<arg value="-keep public class com.google.zxing.client.result.* { public protected *; }"/>
<arg value="-keep public class com.google.zxing.common.* { public protected *; }"/>
<arg value="-keep public class com.google.zxing.* { public protected *; }"/>
<arg value="-keep public class com.google.zxing.client.result.* { public protected *; }"/>
<arg value="-keep public class com.google.zxing.common.* { public protected *; }"/>