The extension only work in: 1.4.1598 and above
This Android extension opens up the gallery for file(s) selection. When the user selected a file/multiple file it will trigger an asynchronous Social event, with the URI of the image(s).
open_image_selector(real mediaType, real allowMultipleSelection, real localOnly) get_path_from_uri(string uri)
IMPORTANT: You HAVE to use Target Version 19 at least.