Im use reactive time out and not work when i set the time

below is my qrcodescanner attribute,and how i can reactive it manualy i try to set state on reactive but didnt work

    onRead={this.barcodeRecognized}
    flashMode={RNCamera.Constants.FlashMode.auto}
    reactivate={true}
    showMarker={true}
    reactivateTimeout={5}
    markerStyle={Styles.marker}

https://en.wikipedia.org/wiki/Patch_Code