From 1c7b71bf9e32065299d966e4ee4d233e0a19c8de Mon Sep 17 00:00:00 2001
From: fengyuentau <yuantao.feng@opencv.org.cn>
Date: Thu, 14 Jul 2022 19:27:20 +0800
Subject: [PATCH] define data_layout as unknown for pack

---
 modules/dnn/src/tensorflow/tf_importer.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/dnn/src/tensorflow/tf_importer.cpp b/modules/dnn/src/tensorflow/tf_importer.cpp
index cd413c1ad7..80a8b6dfc5 100644
--- a/modules/dnn/src/tensorflow/tf_importer.cpp
+++ b/modules/dnn/src/tensorflow/tf_importer.cpp
@@ -2541,6 +2541,8 @@ void TFImporter::parsePack(tensorflow::GraphDef& net, const tensorflow::NodeDef&
     if (dim != 0)
         CV_Error(Error::StsNotImplemented, "Unsupported mode of pack operation.");
 
+    data_layouts[name] = DATA_LAYOUT_UNKNOWN;
+
     CV_Assert(hasLayerAttr(layer, "N"));
     int num = (int)getLayerAttr(layer, "N").i();
     CV_CheckEQ(num_inputs, num, "");