update raft optical flow

src/orisys/Stitcher.py

@@ -28,6 +28,7 @@ class Stitcher:
         self.margin=config_stitcher["margin"]
         self.bound=self.nominal_ov_pos - self.margin
         self.row_tol = config_stitcher["row_tol"]
+        self.box_size = config_stitcher["box_size"]
 
         if self.verbose:
             print(f"Stitcher initialized with config: {self.config_stitcher}")
@@ -486,8 +487,10 @@ class Stitcher:
         # compute common center-crop size: use minimum width/height among boxes
         widths  = [b[2] for b in boxes]
         heights = [b[3] for b in boxes]
-        target_w = max(1,int(min(widths)))
-        target_h = max(1,int(min(heights)))
+        # target_w = max(1,int(min(widths)))
+        # target_h = max(1,int(min(heights)))
+        target_w = self.box_size[0]
+        target_h = self.box_size[1]
 
         # center-crop each box to (target_w, target_h) inside original box bounds
         cropped_boxes = []