fix shape to avoid trt problem (#3963)

PaddlePaddle · Aug 13, 2021 · b30bd30 · b30bd30
1 parent a0da6e5
commit b30bd30
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/ppdet/modeling/necks/yolo_fpn.py b/ppdet/modeling/necks/yolo_fpn.py
@@ -24,11 +24,11 @@
 
 
 def add_coord(x, data_format):
-    shape = paddle.shape(x)
+    b = paddle.shape(x)[0]
     if data_format == 'NCHW':
-        b, h, w = shape[0], shape[2], shape[3]
+        h, w = x.shape[2], x.shape[3]
     else:
-        b, h, w = shape[0], shape[1], shape[2]
+        h, w = x.shape[1], x.shape[2]
 
     gx = paddle.arange(w, dtype=x.dtype) / ((w - 1.) * 2.0) - 1.
     gy = paddle.arange(h, dtype=x.dtype) / ((h - 1.) * 2.0) - 1.