magic_resizer.py

from PIL import Image
import os



def get_file_size_inMB(file):
    return os.stat(file).st_size / 1048576


def get_folder_size(root):
    size = 0
    for path, dirs, files in os.walk(root):
        for f in files:
            size += os.path.getsize(os.path.join(path, f)) / 1048576
    return round(size, 2)


path = ""

path = input("Specify the root dir\nLike C:/dir/pics/\nRoot dir: ")
custom_quality = int(input("Quality: "))
custom_quality_png = int(input("Quality(PNG): "))
min_file_size = float(input("Min file size to convert(in MB): "))
max_file_size = float(input("Max file size to convert(in MB): "))

original_folder_size = get_folder_size(path)

def list_all_files():
    filepaths = []
    for subdir, dirs, files in os.walk(path):
        for file in files:
            file_size = get_file_size_inMB(subdir + '/' + file)
            if min_file_size < file_size < max_file_size:
                filepaths.append(subdir + '/' + file)

    print("Files found: " + str(len(filepaths)))
    return filepaths


files_fullpath = list_all_files()


def resize():
    percent = 0
    i = 0
    for file in files_fullpath:
        if percent + 1 < round(100 * i / len(files_fullpath), 2):
            percent = round(100 * i / len(files_fullpath), 2)
            print(str(percent) + " % done")
        if os.path.isfile(file) and file.split('.')[-1].lower() == 'jpg':
            try:
                im = Image.open(file)
                f, e = os.path.splitext(file)
                im.save(f + '.jpg', 'JPEG', quality=custom_quality)
            except:
                print("Problem with image: " + str(file))
            i = i + 1
        if os.path.isfile(file) and file.split('.')[-1].lower() == 'bmp':
            try:
                im = Image.open(file)
                f, e = os.path.splitext(file)
                im.save(f + '.jpg', 'JPEG', quality=custom_quality)
                im.close()
                os.remove(file)
            except:
                print("Problem with image: " + str(file))
            i = i + 1
        if os.path.isfile(file) and file.split('.')[-1].lower() == 'png':
            try:
                im = Image.open(file).convert('RGB')
                f, e = os.path.splitext(file)
                im.save(f + '.jpg', 'JPEG', quality=custom_quality_png)
                im.close()
                os.remove(file)
            except:
                print("Problem with image: " + str(file))
            i = i + 1


resize()

resized_folder_size = get_folder_size(path)
print("Original total size: " + str(original_folder_size) + " MB")
print("Resized  total size: " + str(resized_folder_size) + " MB")