"Python" python picture to character painting

#知识: #1) Pillow: Image processing #im = image.open (IMG)    open image #im.resize  set image size #image.nearest  Set image quality, lowest mass #im.getpixel  returns the pixel value at the given location # # #) Argparse: command-line parameter handling: It's plain to define the parameters followed by the script, which can be parsed automatically #创建解析对象 #parser =  argparse. Argumentparser () #add_argument: Add command-line arguments to follow #parser.add_argument (' file ')   #输入文件 #args =  Parser.parse_args ()   #获取参数 #pil Use the pillow Library, need to install, processing the image from pil import image# system comes with, processing command line parameters Import  argparse# creates a parse object parser = argparse. Argumentparser () #add_argument: Add command line Arguments parser.add_argument (' file ')   #输入文件parser. Add_argument ('-o ', '-- Output ')    #输出文件parser. Add_argument ('--width ', type = int,default=80)   # Output character draw parser.add_argument ('--height ', type = int,default = 80)   #输出字符画高args  =  parser.parse_args ()   #获取参数IMG  = args.fileWIDTH = args.widthHEIGHT =  Args.heightoutput = args.outputascii_char = list ("[email protected]%8&wm#*oahkbdpqwm ") #将256个灰度映射到10个字符上def  get_char (r,g,b,alpha = 256): if alpha ==  0:return  '   ' Length = len (Ascii_char) gray = int (0.2126*r + 0.7152 *G +0.0722*B) unit =  (256.0+1)/lengthreturn ascii_char[int (gray/unit)]if __name__  ==  ' __main__ ': #打开图像对象 #im.mode  picture mode   im.size  picture size Im = image.open (IMG) # Resize: Set image size; Image.nearest: Set image quality, minimum quality im = im.resize ((width,height), image.nearest)   txt  =  "For i in range (HEIGHT): For j in range (WIDTH): # Im.getpixel returns the pixel value for the given position Txt += get_char (*im.getpixel (j,i)) txt +=  ' \ n ' print txtif  Output:with open (OUTPUT, ' W ')  as f:f.write (TXT) else:with open ("Output.txt", ' W ')  as  f:f.write (TXT)

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This article from "Kong Love to Eat fish" blog, declined reprint!

"Python" python picture to character painting