image-dired-display-thumbnail-original-image
image-dired-display-thumbnail-original-image is an interactive compiled Lisp function in `image-dired.el
'.
(image-dired-display-thumbnail-original-image &optional ARG)
Display current thumbnail's original image in display buffer.
See documentation for `image-dired-display-image' for more information.
With prefix argument ARG, display image in its original size.