allow null constant_value in Pad and ignore it when loading

2 years ago · 4f99e5ab37
parent 88cacd35c5
commit 4f99e5ab37
1 changed files with 2 additions and 1 deletions
--- a/modules/dnn/src/onnx/onnx_importer.cpp
+++ b/modules/dnn/src/onnx/onnx_importer.cpp
@ -2605,7 +2605,8 @@ void ONNXImporter::parsePad(LayerParams& layerParams, const opencv_onnx::NodePro
        paddings = paddings.t();
        layerParams.set("paddings", DictValue::arrayInt(paddings.ptr<int>(), paddings.total()));

-        if (node_proto.input_size() == 3)
+        // check for non-null constant_value
+        if (node_proto.input_size() == 3 && !node_proto.input(2).empty())
        {
            Mat value = getBlob(node_proto, 2);
            float padValue = (depth == CV_8S) ? (float)value.ptr<int8_t>()[0] : value.ptr<float>()[0];