pub trait DeviceImpl: DeviceImplExt + GstObjectImpl + Send + Sync {
fn create_element(
&self,
device: &Self::Type,
name: Option<&str>
) -> Result<Element, LoggableError> { ... }
fn reconfigure_element(
&self,
device: &Self::Type,
element: &Element
) -> Result<(), LoggableError> { ... }
}