code: func (i *ImageService) LoadImage(inTar io.ReadCloser, outStream io.Writer, quiet bool) error {
  	imageExporter := tarexport.NewTarExporter(i.imageStore, i.layerStores, i.referenceStore, i)
  	return imageExporter.Load(inTar, outStream, quiet)
  }
docs: // LoadImage uploads a set of images into the repository. This is the
  // complement of ImageExport.  The input stream is an uncompressed tar
  // ball containing images and metadata.