#
#
#
import logging
from PIL import Image
from libs.jpg_bin import JpgBin


class JpgTools:

  def __init__(self):
    self.fh = None
    pass

  #
  # process a jpg file, read only
  #
  def getJpgBin(self, fname):
    return self.processFile(fname)

  #
  # process a jpg file, create new jpg with crypto keys
  #
  def jpgHash(self):
    self.fh = open(fname, "rb")
    self.jpg = JpgBin()
    retval = self.jpg.processFile(self.fh)
    logging.info("processFile()=={}".format(retval))

  #
  def processFile(self, fname):
    self.fh = open(fname, "rb")
    self.jpg = JpgBin()
    retval = self.jpg.processFile(self.fh)
    logging.info("processFile()=={}".format(retval))
    return self.jpg

  #
  def process_OLD(self, fname):
    Image.open(fname)
    # image as a sequence object containing pixel values
    bin_data = list( im.getdata() )
    # returns a string containing pixel data, using the standard "raw" encoder
    im.tostring()

  #
  # def getJpgBin_OLD(self, fname):
  #   img_h = Image.open(fname)
  #   img_h.???