vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
commit 12022378a3
3872 changed files with 2513409 additions and 0 deletions
@@ -0,0 +1,39 @@
+import numpy as np
+import cv2 as cv
+import sys
+
+if len(sys.argv) != 2:
+    print('Input video name is missing')
+    exit()
+
+cv.namedWindow("tracking")
+camera = cv.VideoCapture(sys.argv[1])
+ok, image=camera.read()
+if not ok:
+    print('Failed to read video')
+    exit()
+bbox = cv.selectROI("tracking", image)
+tracker = cv.TrackerMIL_create()
+init_once = False
+
+while camera.isOpened():
+    ok, image=camera.read()
+    if not ok:
+        print('no image to read')
+        break
+
+    if not init_once:
+        ok = tracker.init(image, bbox)
+        init_once = True
+
+    ok, newbox = tracker.update(image)
+    print(ok, newbox)
+
+    if ok:
+        p1 = (int(newbox[0]), int(newbox[1]))
+        p2 = (int(newbox[0] + newbox[2]), int(newbox[1] + newbox[3]))
+        cv.rectangle(image, p1, p2, (200,0,0))
+
+    cv.imshow("tracking", image)
+    k = cv.waitKey(1) & 0xff
+    if k == 27 : break # esc pressed