streams: gst_stream_type_get_name() is not nullable
It takes an enum and only the defined values are valid to pass in here as it's not extensible from the outside.
Add a g_return_val_if_reached() for the unreachable case and return "invalid".
It takes an enum and only the defined values are valid to pass in here as it's not extensible from the outside.
Add a g_return_val_if_reached() for the unreachable case and return "invalid".