分享个有趣的脚本
已经兼容python2.7和python3运行之后可以输入：图片链接或者本地图片绝对路径
[*]
[*]# -*- coding=utf-8 -*-
[*]from PIL import Image
[*]import sys
[*]import requests
[*]py3=False
[*]if sys.version_info==2:
[*] import StringIO
[*]else:
[*] py3=True
[*] import io as StringIO
[*]
[*]
[*]ASCII_CHARS = "$@B%8&WM#*oahkbdpqwmZO0QLCJUYXzcvunxrjft|()1{}[]?-_+~i!lI;:,^"
[*]max_width=100#调节此项可调节图片大小，越大图片信息越好。
[*]range_width=float(255)/(len(ASCII_CHARS)-1)
[*]
[*]def scale_image(image, new_width=max_width):
[*] """Resizes an image preserving the aspect ratio.
[*] """
[*] (original_width, original_height) = image.size
[*] aspect_ratio = original_height/float(original_width)*0.5
[*] new_height = int(aspect_ratio * new_width)
[*] new_image = image.resize((new_width, new_height))
[*] return new_image
[*]
[*]def convert_to_grayscale(image):
[*] return image.convert('L')
[*]
[*]def map_pixels_to_ascii_chars(image, range_width=range_width):
[*] """Maps each pixel to an ascii char based on the range
[*] in which it lies.
[*] 0-255 is divided into 11 ranges of 25 pixels each.
[*] """
[*] pixels_in_image = list(image.getdata())
[*] pixels_to_chars = for pixel_value in pixels_in_image]
[*] return "".join(pixels_to_chars)
[*]
[*]def convert_image_to_ascii(image, new_width=max_width):
[*] image = scale_image(image)
[*] image = convert_to_grayscale(image)
[*] pixels_to_chars = map_pixels_to_ascii_chars(image)
[*] len_pixels_to_chars = len(pixels_to_chars)
[*] image_ascii = for index in range(0, len_pixels_to_chars, new_width)]
[*] f=open('image_ascii.txt','w')
[*] for line in image_ascii:
[*] f.write('%s\n'%line)
[*] return "\n".join(image_ascii)
[*]
[*]def handle_image_conversion(image_filepath):
[*] image = None
[*] session=requests.Session()
[*] session.headers={'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36'}
[*] if image_filepath.startswith('http://') or image_filepath.startswith('https://'):
[*] resp=session.get(image_filepath)
[*] if py3:
[*] imagebuf=StringIO.BytesIO(resp.content)
[*] else:
[*] imagebuf=StringIO.StringIO(resp.content)
[*] image=Image.open(imagebuf)
[*] else:
[*] image = Image.open(image_filepath)
[*] image_ascii = convert_image_to_ascii(image)
[*] print(image_ascii)
[*]
[*]if __name__=='__main__':
[*] while 1:
[*] print(u"请输入图片地址：")
[*] try:
[*] image_file_path = sys.argv
[*] except:
[*] if py3:
[*] image_file_path=input()
[*] else:
[*] image_file_path=raw_input()
[*] handle_image_conversion(image_file_path)
[*]复制代码
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