图片标注 按修改时间升序给图片加时间戳

mark.py

import cv2
import os, time

samplePath = "sample"
index = 0

def mark(filename):
    old_img_path = os.path.join(samplePath, filename)
    print("old_path: ", old_img_path)

    im = cv2.imread(old_img_path)
    width = int(im.shape[1] * 50 / 100)
    height = int(im.shape[0] * 50 / 100)
    resized = cv2.resize(im, (width, height), interpolation=cv2.INTER_AREA)

    cv2.imshow("resize", resized)

    modifyTime = time.ctime(os.stat(old_img_path).st_mtime)  # 文件修改时间
    print("modify time: ", modifyTime)

    # 添加时间
    src_width = int(im.shape[1])
    src_height = int(im.shape[0])
    cv2.putText(im, modifyTime, (src_width - 600, src_height - 50), cv2.FONT_HERSHEY_COMPLEX, 1.2, (0, 0, 255), 2,
                cv2.LINE_AA)

    # 添加递增序号
    global index
    index = index + 1
    cv2.putText(im, str(index), (30, 50), cv2.FONT_HERSHEY_COMPLEX, 1.2, (0, 0, 255), 2, cv2.LINE_AA)

    new_filename = 'mark_' + filename
    mkdir(samplePath + "\\out")
    new_fullname = os.path.join(samplePath + "\\out", new_filename)
    cv2.imwrite(new_fullname, im)


def sort_files(file_path):
    dir_list = os.listdir(file_path)
    if not dir_list:
        return
    else:
        dir_list = sorted(dir_list, key = lambda x: os.path.getmtime(os.path.join(file_path, x)))

        for name in dir_list:
            fullImagePath = os.path.join(samplePath, name)
            if os.path.isfile(fullImagePath):
                print("fullImagePath: ", fullImagePath)
                mark(name)


def mkdir(path):
    folder = os.path.exists(path)
    if not folder:
        os.makedirs(path)

sortedPath = sort_files(samplePath)