import sys

import os

sys.path.append('/usr/local/lib/python2.7/site-packages')

sys.path.append('/usr/lib/python2.7/dist-packages')

import matplotlib.pyplot as plt

import cv2

def resizeimg(filename):

    img=cv2.imread(filename)

    shape=img.shape

    w=shape[1]

    h=shape[0]

    ww=w

    hh=h

    bresize=False

    if w > h and w > 800:

        ww=800

        hh=h/(w/800)

        bresize=True

    if h > w and h > 800:

        hh=800

        ww=w/(h/800)

        bresize=True

    if bresize:

        print filename

        img=cv2.resize(img,(ww,hh))

        cv2.imwrite(filename,img)

for r, d, files in os.walk( '/var/Public/img/' ):

    for ffile in files:

        if ffile.endswith( 'jpg' ):

            resizeimg(r+'/'+ffile)