# 二進制打開圖片路徑 base64 -> opencv
# coding: utf-8
import base64
import numpy as np
import cv2
img_file = open('1.jpg','rb') # 二進制打開圖片文件
img_b64encode = base64.b64encode(img_file.read()) # base64編碼
img_file.close() # 文件關閉
img_b64decode = base64.b64decode(img_b64encode) # base64解碼
img_array = np.fromstring(img_b64decode,np.uint8) # 轉換np序列
img=cv2.imdecode(img_array,cv2.COLOR_BGR2RGB) # 轉換Opencv格式
cv2.imshow("img",img)
cv2.waitKey()
# 二進制打開圖片路徑 base64 -> PIL.Image
# coding: utf-8
# python base64 編解碼，轉換成Opencv，PIL.Image圖片格式
import base64
import io
from PIL import Image
img_file = open('1.jpg','rb') # 二進制打開圖片文件
img_b64encode = base64.b64encode(img_file.read()) # base64編碼
img_file.close() # 文件關閉
img_b64decode = base64.b64decode(img_b64encode) # base64解碼
image = io.BytesIO(img_b64decode)
img = Image.open(image)
img.show()
