mirror of
https://github.com/dptech-corp/Uni-Lab-OS.git
synced 2025-12-17 21:11:12 +00:00
36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
import cv2
|
||
|
||
# 推荐把 @ 进行 URL 编码：@ -> %40
|
||
RTSP_URL = "rtsp://admin:admin123@192.168.31.164:554/stream1"
|
||
OUTPUT_IMAGE = "rtsp_test_frame.jpg"
|
||
|
||
def main():
|
||
print(f"尝试连接 RTSP 流: {RTSP_URL}")
|
||
cap = cv2.VideoCapture(RTSP_URL)
|
||
|
||
if not cap.isOpened():
|
||
print("错误：无法打开 RTSP 流，请检查：")
|
||
print(" 1. IP/端口是否正确")
|
||
print(" 2. 账号密码（尤其是 @ 是否已转成 %40）是否正确")
|
||
print(" 3. 摄像头是否允许当前主机访问（同一网段、防火墙等）")
|
||
return
|
||
|
||
print("连接成功，开始读取一帧...")
|
||
ret, frame = cap.read()
|
||
|
||
if not ret or frame is None:
|
||
print("错误：已连接但未能读取到帧数据（可能是码流未开启或网络抖动）")
|
||
cap.release()
|
||
return
|
||
|
||
# 保存当前帧
|
||
success = cv2.imwrite(OUTPUT_IMAGE, frame)
|
||
cap.release()
|
||
|
||
if success:
|
||
print(f"成功截取一帧并保存为: {OUTPUT_IMAGE}")
|
||
else:
|
||
print("错误：写入图片失败，请检查磁盘权限/路径")
|
||
|
||
if __name__ == "__main__":
|
||
main() |