vid port check

Former-commit-id: b095021827709c4c9ba94f83db11e27d2f43f5b2
2025-06-05 13:10:32 +08:00
parent 6e1682e59a
commit aa4dac05d2
1 changed files with 18 additions and 0 deletions
--- a/vid_chk.py
+++ b/vid_chk.py
@ -0,0 +1,18 @@
+import cv2
+
+flag = False
+vidId = 1
+cap = cv2.VideoCapture(vidId, cv2.CAP_DSHOW)
+while not flag:
+    suc,im = cap.read()
+    cv2.imshow("image",im)
+    k = cv2.waitKey(0)
+    if k & 0xff == ord('q'):
+        cap.release()
+        cv2.destroyAllWindows()
+        flag=True
+    else:
+        vidId+=1
+        cap.release()
+        cap.open(vidId, cv2.CAP_DSHOW)
+        print(f"使用摄像头索引: {vidId}")