private void registNativeLog()
{
var logDel = new Action <string>(NativeClass.nativeLogHandler);
var intptr_delegate = Marshal.GetFunctionPointerForDelegate(logDel);
NativeClass.nativeRegistLogHandler(intptr_delegate);
}
private void OnDestroy()
{
//print(LOG_TAG + " OnDestroy");
stopDecoding();
NativeClass.nativeRegistLogHandler(IntPtr.Zero);
}