def capture_photo(): # 打开摄像头 cap = cv2.VideoCapture(0)
# 检查摄像头是否打开成功
if not cap.isOpened():
raise Exception("Failed to open camera")
# 图片为黑,必须 sleep 一下!!!
sleep(0.1)
# 读取一帧图像
ret, frame = cap.read()
# 检查图像是否读取成功
if not ret:
raise Exception("Failed to capture frame")
# 释放摄像头
cap.release()
# 保存图像到当前目录
cv2.imwrite("captured_photo.jpg", frame)
return "Photo captured successfully"
1
kyonn 197 天前 via Android
不休眠多读几帧试下,看下是第几帧图像正常了
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