binocularVisionHandover/takePhotos.py

import cv2
import time
# AUTO = True  # 自动拍照，或手动按s键拍照
AUTO = False
INTERVAL = 2  # 自动拍照间隔
camera = cv2.VideoCapture(1)  # 设置分辨率左右摄像机同一频率，同一设备ID；左右摄像机总分辨率2560x720；分割为两个1280x720
camera.set(cv2.CAP_PROP_FRAME_WIDTH, 2560)
camera.set(cv2.CAP_PROP_FRAME_HEIGHT, 720)
counter = 0
utc = time.time()
folder = "./takePhoto/"  # 拍照文件目录


def shot(pos, frame):
    global counter
    path = folder + pos + "_" + str(counter) + ".jpg"
    cv2.imwrite(path, frame)
    print("snapshot saved into: " + path)


while camera.isOpened():
    ret, frame = camera.read()
    left_frame = frame[0:720, 0:1280]
    right_frame = frame[0:720, 1280:2560]
    cv2.imshow("left", left_frame)
    cv2.imshow("right", right_frame)

    now = time.time()
    if AUTO and now - utc >= INTERVAL:
        shot("left", left_frame)
        shot("right", right_frame)
        counter += 1
        utc = now
    key = cv2.waitKey(1)
    if key == ord("q"):
        break
    elif key == ord("s"):
        shot("left", left_frame)
        shot("right", right_frame)
        counter += 1
camera.release()
cv2.destroyWindow("left")
cv2.destroyWindow("right")