字符畫，一種由字母、標點、漢字或其他字符組成的圖畫。簡單的字符畫是利用字符的形狀代替圖畫的線條來構成簡單的人物、事物等形象，它一般由人工制作而成；復雜的字符畫通常利用占用不同數量像素的字符代替圖畫上不同明暗的點，它一般由程序制作而成。字符畫是互聯網時代的產物，通常應用于即時聊天中。
from PIL import Image as im
from tkinter import *
import cv2
# 隨便打
codeLib = '''*.1'''
count = len(codeLib)
def transform(image_file):
codePic = ''
for h in range(0, image_file.size[1]):
for w in range(0, image_file.size[0]):
g, r, b = image_file.getpixel((w, h))
gray = int(r * 0.299 + g * 0.587 + b * 0.114)
codePic = codePic + codeLib[int(((count - 1) * gray) / 256)]
codePic = codePic + '\r\n'
return codePic
def image2char(image_file):
image_file = image_file.resize((int(image_file.size[0] * 0.16), int(image_file.size[1] * 0.06))) # 調整圖片大小
return transform(image_file), image_file.size[0], image_file.size[1]
def frame2image(cap, i):
cap.set(cv2.CAP_PROP_POS_FRAMES, i)
_, b = cap.read()
image = im.fromarray(cv2.cvtColor(b, cv2.COLOR_BGR2RGB))
return image
def gui(path):
cap = cv2.VideoCapture(path)
root = Tk()
t = frame2image(cap, 0)
_, w, h = image2char(t)
text = Text(root, width=w, height=h)
text.pack()
framenum = int(cap.get(7))
for i in range(framenum):
image = frame2image(cap, i)
content, _, _ = image2char(image)
text.insert(INSERT, content)
root.update()
text.delete(0.0, END)
if __name__ == '__main__':
gui(r'C:\Users\Administrator\Desktop\油性極大.mp4')
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