def getImageResolution(pdf, resolution):
    """Return a list of all uses of images in the PDF which do not meet the
    minimum required resolution in dpi as tuples of:
    (pagenumber, name, x pixels, y pixels, x resolution, y resolution, objnum).
    """

def imageResolutionJSON(pdf, resolution):
    """Return the image resolution data in JSON format."""

def getImages(pdf):
    """Return a list of images in the PDF as tuples of:
    (object number, pages occurring, image name, width, height, size,
     bitspercomponent, color space, filter)
    """

def imagesJSON(pdf):
    """Return the list of images in the PDF in JSON format."""