def store_image(request): # get image from request img_b64 = json.loads(request.data)["image"] # decode base64 img_bytes = base64.b64decode(img_b64) # encode to uint8 to create a numpy array img_np_array = np.fromstring(img_bytes, np.uint8) # decode image img = cv2.imdecode(img_np_array, cv2.IMREAD_COLOR) # we add the image to the db to obtain the id, so every filename is different image = Image(img="") db.session.add(image) db.session.commit() # save image to a file filename = app.config[ "STUDENT_PHOTOS_FOLDER_PATH"] + "unknown-face-{0:0>3}.jpg".format( image.id) cv2.imwrite(filename, img) # update filename of the image image.img = filename db.session.commit() return image