picseal_pub/libs/jpg_tools.py

51 lines
1.0 KiB
Python

#
#
#
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.???