added batch converting

#!/usr/bin/env python3

from jp4_composite import JP4_C

#import cv2

import numpy as np

import sys

from PIL import Image, ImageOps

import os

try:

  src = sys.argv[1]

except IndexError:

  src = "."

try:

  dst = sys.argv[2]

except IndexError:

  dst = "."

lst = os.listdir(src)

lst.sort()

for f in lst:

  path = os.path.join(src,f)

  if os.path.isfile(path):

    print("Converting "+f)

    img = JP4_C(path)

    #print(img.exif.toString())

    #print(img.exif.data['Model'])

    img.deblock()

    img.demosaic_bilinear()

    img_arr = img.saturation()

    im = Image.fromarray(img_arr.astype(np.uint8))

    im.save(os.path.join(dst,img.basename+"_"+str(img.subnames)+".jpeg"))

    #subs = img.extract_subframes()

    #for i in range(len(subs)):

      #subs[i].save(os.path.join("../res",img.basename+"_"+str(img.subnames[i])+".png"))

    #  subs[i].save(os.path.join(dst,img.basename+"_"+str(img.subnames[i])+".jpeg"))

      else:

        subnames = [chn-101,chn-101+8,chn-101+16]

    else:

      subnames = self.exif.data['Page'][0]

    return subnames