createFacerecService method Null safety

FacerecService createFacerecService(
  1. String facerecConfDir,
  2. String licenseDir,
  3. {String? libPath}
)

Create a FacerecService using default library paths: libfacerec.so on Andorid and facerec.framework/libfacerec.dylib on iOS.
To use a custom library path, use the FacerecService.createService method.

Implementation

static FacerecService createFacerecService(final String facerecConfDir,
    final String licenseDir,
    {String? libPath}) {
  return FacerecService.createService(
      facerecConfDir, licenseDir, libPath ?? FaceSdkPlugin.nativeLibName);
}