Python脚本，在cmd中将网络摄像头图像转换为ASCII，不会打印Unicode

import cv2

# 定义ASCII字符集，根据灰度值映射字符
ASCII_CHARS = '@%#*+=-:. '

# 缩放图像以适应终端窗口
def resize_image(image, new_width=100):
    (height, width) = image.shape
    ratio = height / float(width/2)
    new_height = int(new_width * ratio)
    resized_image = cv2.resize(image, (new_width, new_height))
    return resized_image

# 将灰度值映射到ASCII字符集中的字符
def pixel_to_ascii(pixel):
    gray = pixel[0]
    char_index = int(gray / 255 * (len(ASCII_CHARS)-1))
    return ASCII_CHARS[char_index]

# 加载网络摄像头
cap = cv2.VideoCapture(0)

while True:
    # 读取摄像头图像
    ret, frame = cap.read()
    
    # 转换为灰度图像
    gray_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
    
    # 缩放图像
    resized_frame = resize_image(gray_frame)
    
    # 转换为ASCII图像
    ascii_image = ''
    for row in resized_frame:
        ascii_row = ''
        for pixel in row:
            ascii_row += pixel_to_ascii(pixel)
        ascii_image += ascii_row + '\n'
    
    # 打印ASCII图像
    print(ascii_image)
    
    # 退出循环
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break

# 释放摄像头资源
cap.release()
cv2.destroyAllWindows()

pip install opencv-python