Rename Image Files using EXIF or other available Timestamp Data (date taken) as new Filename

rename.py

import os
import glob
import re
import exifread
import sys
import datetime
import pytz

from tzlocal import get_localzone
from time import sleep
from collections import OrderedDict
from win32com.propsys import propsys, pscon


files = { }

def update_progress():
	print('.', end = '', flush = True)


exif_globex = [ '*.jpg', '*.srw', '*.jpeg' ]
date_taken_tags = [ 'EXIF DateTimeOriginal', 'DateTimeOriginal', 'EXIF DateTimeDigitized', 'DateTimeDigitized', 'EXIF DateTime', 'DateTime' ]


for g in exif_globex:
	for file_path in glob.glob(g):
		if not os.path.isfile(file_path):
			continue
		
		file = open(file_path, 'rb')
		tags = exifread.process_file(file)
		date_taken = None
		for tag in date_taken_tags:
			if tag in tags:
				date_taken = tags[tag]
				break
		
		if date_taken == None:
			date_taken = datetime.datetime.fromtimestamp(os.path.getmtime(file_path))
			date_taken = date_taken.strftime('%Y:%m:%d %H:%M:%S')
			print('cannot read date_taken from exif, used file creation time instead: ' + str(file_path))

		file.close()

		# print(date_taken)
		files[str(date_taken) + ' -- ' + file_path] = file_path

		update_progress()

globex = [ '*.mp4', '*.mov', '*.avi' ]

for g in globex:
	for file_path in glob.glob(g):
		if not os.path.isfile(file_path):
			continue
		properties = propsys.SHGetPropertyStoreFromParsingName(os.path.abspath(file_path))
		date_created = properties.GetValue(pscon.PKEY_Media_DateEncoded).GetValue()

		if not isinstance(date_created, datetime.datetime):
			date_created = datetime.datetime.fromtimestamp(os.path.getmtime(file_path))
			date_created = date_created.strftime('%Y:%m:%d %H:%M:%S')	
		else:
			date_created = date_created.astimezone(get_localzone())

		# print(file_path, date_created)
		files[str(date_created) + ' -- ' + file_path] = file_path

		update_progress()



sorted_files = OrderedDict(sorted(files.items()))

print ('/')

def process_files(sorted_files):

	scheduled_renames = { }

	last_yyyy = ''
	last_mm   = ''
	last_ts   = ''

	ts_count = 0

	for key, file_path in sorted_files.items():

		yyyy = key[ 0: 4]
		mm   = key[ 5: 7]
		dd   = key[ 8:10]
		H    = key[11:13]
		M    = key[14:16]
		S    = key[17:19]

		if last_yyyy != '' and last_yyyy != yyyy:
			sys.exit('other year detected ' + file_path)
		#if last_mm != '' and last_mm != mm:
		 #	sys.exit('other month detected ' + file_path)

		if last_ts == '' or last_ts != key:
			ts_count = 0

		file_type = os.path.splitext(file_path)[1]

		while True:		
			new_name = yyyy + mm + dd + '_' + H + M + S
			if ts_count > 0:
				new_name = new_name + '_' + str(ts_count).zfill(2)
			new_name = (new_name + file_type).lower()

			if new_name not in scheduled_renames.values():
				break
			ts_count += 1

		print('scheduled', file_path, '->', new_name)
		scheduled_renames[file_path] = new_name

		last_yyyy = yyyy
		last_mm   = mm
		last_ts   = key

		ts_count += 1

	return scheduled_renames

	# os.rename(file_path, newname)


def rename_files(scheduled_renames):
	
	for file_path, new_name in scheduled_renames.items():
		if file_path == new_name:
			continue

		print('rename', file_path, '->', new_name)
		os.rename(file_path, new_name)
		#sleep(0.1)


print()
scheduled_renames = process_files(sorted_files)

print()
input('press [enter] to apply these changes')

rename_files(scheduled_renames)