fix(SupportInputTypes): Avoid using null IO when not available

InsightSoftwareConsortium · Feb 15, 2023 · 4aa7620 · 4aa7620
1 parent 3eb2320
commit 4aa7620
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Showing 3 changed files with 15 additions and 0 deletions.
diff --git a/src/itkSupportInputImageTypes.cxx b/src/itkSupportInputImageTypes.cxx
@@ -52,6 +52,11 @@ bool lexical_cast(const std::string &input, InterfaceImageType & imageType)
   {
 #ifndef ITK_WASM_NO_FILESYSTEM_IO
     ImageIOBase::Pointer imageIO = ImageIOFactory::CreateImageIO(input.c_str(), CommonEnums::IOFileMode::ReadMode);
+    if (imageIO.IsNull())
+    {
+      std::cerr << "IO not available for: " << input << std::endl;
+      return false;
+    }
     imageIO->SetFileName(input);
     imageIO->ReadImageInformation();
 

diff --git a/src/itkSupportInputMeshTypes.cxx b/src/itkSupportInputMeshTypes.cxx
@@ -56,6 +56,11 @@ bool lexical_cast(const std::string &input, InterfaceMeshType & meshType)
   {
 #ifndef ITK_WASM_NO_FILESYSTEM_IO
     MeshIOBase::Pointer meshIO = MeshIOFactory::CreateMeshIO(input.c_str(), CommonEnums::IOFileMode::ReadMode);
+    if (meshIO.IsNull())
+    {
+      std::cerr << "IO not available for: " << input << std::endl;
+      return false;
+    }
     meshIO->SetFileName(input);
     meshIO->ReadMeshInformation();
 

diff --git a/src/itkSupportInputPolyDataTypes.cxx b/src/itkSupportInputPolyDataTypes.cxx
@@ -55,6 +55,11 @@ bool lexical_cast(const std::string &input, InterfacePolyDataType & polyDataType
   {
 #ifndef ITK_WASM_NO_FILESYSTEM_IO
     MeshIOBase::Pointer meshIO = MeshIOFactory::CreateMeshIO(input.c_str(), CommonEnums::IOFileMode::ReadMode);
+    if (meshIO.IsNull())
+    {
+      std::cerr << "IO not available for: " << input << std::endl;
+      return false;
+    }
     meshIO->SetFileName(input);
     meshIO->ReadMeshInformation();