py_img_to_txt_0.py

from PIL import Image#导入Image库用与操作图片文件
import datetime

def image_to_txt(imgName):
    #获取当前时间,转换成字符串
    timenow = datetime.datetime.now()
    timestr = timenow.strftime("%Y-%m-%d-%H-%M-%S")
    #生成的Txt文件用<原图片文件名+ 当前时间字符串+ ".txt"后缀>作为文件名
    namestr = "{0}-{1}.txt".format(imgName, timestr)
    
    #打开或创建一个TxT文件文件
    txt = open(namestr, "w+")
    
    #打开图片文件文件
    print("Open Image File [{0}]".format(imgName))
    try:
        img = Image.open(imgName)
    except:
        print("Error to Open [{0}]!!!".format(imgName))

    #判断图片文件的格式, 这里必须为"RGB"格式, 如果不是"RGB"格式, 
    #则用convert函数转换成"RGB"格式.
    if "RGB" == img.mode:
        print("Size{0},Format({1}),Color({2})".format(img.size, img.format, img.mode))
    else:
        print("Not a RGB image file!!!")
        img = img.convert("RGB")
        print("Convert to RGB Success!!!")

    #获取图片文件宽和高
    width = img.size[0]
    height = img.size[1]

    zoom = 0

    #如果图片文件大于 400*400像素,则对图片进行缩放,缩放比例依照宽度和高度中的最大值
    # if width >= height:
    #     maxsize = width
    # else:
    #     maxsize = height
    # if maxsize >= 400:
    #     zoom = maxsize / 400
    #     width = int(width / zoom)
    #     height = int(height / zoom)
    #     img = img.resize((width, height))
    #     print("Image Size too large, Resize to", img.size)
    
    #把图片文件转换成纯黑白的图片
    img = img.convert("1")
    index = 0

    print("Start Process!")
    for h in range(height):#遍历图片的高度[0, height)
        #显示处理进度
        index += 1
        print("#", end="")
        txt.write("/*")
        if index >= 60:#大于60换行
            index = 0
            print("")

        
        for w in range(width):#遍历图片的宽度,[0, width)
            pixel = img.getpixel((w, h))#获取图片当前坐标点的像素值
            #print("w=", w, "h=", h, "pixel=", pixel)
            if pixel != 0:#因为是纯黑白图像,所以像素颜色只有0或255两种值
                txt.write("_")#非0则往txt中写入"_"表示白色
                #print("w=", w, "h=", h, "pixel=", pixel)
            else:
                txt.write("@")#0则往txt中写入"@"表示黑色
                #print("w=", w, "h=", h, "pixel=", pixel)
        txt.write("*/")
        txt.write("\n")

    #保存新生成的TXT文件
    print("\nProcess Done!")
    print("Save File As [{0}]".format(namestr))
    txt.close()
    print("Save Done!")

name = input("Please Input Image File Name:")
print("Start......")
try:
    image_to_txt(name)
except:
    print("Error!!!!!!")
print("Over......")