front camera show black screen in iOS with React Native 0.59.5

[elanpang]

Bug Report

To Do First

• Did you try latest release?
  yes
• Did you try master?
  yes
• Did you look for existing matching issues?
  yes

Platforms
iOS

Versions
2.6.0

• Android:
• iOS:12.2
• react-native-camera:2.6.0
• react-native:0.59.5

Description/Current Behaviour
front camera show black screen with type RNCamera.Constants.Type.front

          <RNCamera
          ref={ref => {
            this.camera = ref;
          }}
          style={styles.face_preview}
          type={RNCamera.Constants.Type.front}
          flashMode={RNCamera.Constants.FlashMode.off}
          androidCameraPermissionOptions={{
            title: 'Permission to use camera',
            message: 'We need your permission to use your camera',
            buttonPositive: 'Ok',
            buttonNegative: 'Cancel',
          }}
          androidRecordAudioPermissionOptions={{
            title: 'Permission to use audio recording',
            message: 'We need your permission to use your audio',
            buttonPositive: 'Ok',
            buttonNegative: 'Cancel',
          }}
          onGoogleVisionBarcodesDetected={({ barcodes }) => {
            console.log(barcodes);
          }}
        />

[elanpang]

solved, just remove

          onGoogleVisionBarcodesDetected={({ barcodes }) => {
            console.log(barcodes);
          }}

then the front camera works.

[VesperDev]

thanks so much!!!!!!!!