python如何将图片转换为字符图片

简介

一个简单的python程序，将图片转换为字符图片。 
（为了简便，很多参数写死了，自己看着改吧。 (←∀←)）

正文

原图(侵删)

结果图

源码

[更多细节]——>

#-*- coding: UTF-8 -*-

from PIL import Image

from PIL import ImageDraw

from PIL import ImageFont

import matplotlib.pyplot as plt

import numpy as np

import time

 

def happyNewYear(srd_img_file_path, dst_img_file_path = None, scale = 2, sample_step = 3):

 start_time = int(time.time())

 

 #读取图片信息

 old_img = Image.open(srd_img_file_path)

 pix = old_img.load()

 width = old_img.size[0]

 height = old_img.size[1]

 print ("width:%d, height:%d" % (width, height))

 

 #创建新图片

 canvas = np.ndarray((height*scale, width*scale, 3), np.uint8)

 canvas[:, :, :] = 255

 new_image = Image.fromarray(canvas)

 draw = ImageDraw.Draw(new_image)

 

 #创建绘制对象

 font = ImageFont.truetype("consola.ttf", 10, encoding="unic")

 char_table = list('happy new year ')

 # font = ImageFont.truetype('simsun.ttc', 10)

 # char_table = list(u'新年快乐')

 

 #开始绘制

 pix_count = 0

 table_len = len(char_table)

 for y in range(height):

  for x in range(width):

   if x % sample_step == 0 and y % sample_step == 0:

    draw.text((x*scale, y*scale), char_table[pix_count % table_len], pix[x, y], font)

    pix_count += 1

 

 # 保存

 if dst_img_file_path is not None:

  new_image.save(dst_img_file_path)

 

 print("used time : %d second, pix_count : %d" % ((int(time.time()) - start_time), pix_count))

 print(pix_count)

 new_image.show()

 

 

happyNewYear("input.jpg", "output.jpg")

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