chore: import upstream snapshot with attribution

plugin/efficientNMSPlugin/tftrt/efficientNMSExplicitTFTRTPlugin.h

@@ -0,0 +1,73 @@
+/*
+ * SPDX-FileCopyrightText: Copyright (c) 1993-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef TRT_EFFICIENT_NMS_EXPLICIT_TFTRT_PLUGIN_H
+#define TRT_EFFICIENT_NMS_EXPLICIT_TFTRT_PLUGIN_H
+
+#include <vector>
+
+#include "common/plugin.h"
+#include "efficientNMSPlugin/efficientNMSParameters.h"
+#include "efficientNMSPlugin/efficientNMSPlugin.h"
+
+// This plugin provides CombinedNMS op compatibility for TF-TRT in Explicit Batch
+// and Dymamic Shape modes
+
+namespace nvinfer1
+{
+namespace plugin
+{
+
+class TRT_DEPRECATED_BECAUSE("TF-TRT integration is obsolete. No alternatives planned.") EfficientNMSExplicitTFTRTPlugin
+    : public EfficientNMSPlugin
+{
+public:
+    explicit EfficientNMSExplicitTFTRTPlugin(EfficientNMSParameters param);
+    EfficientNMSExplicitTFTRTPlugin(const void* data, size_t length);
+    ~EfficientNMSExplicitTFTRTPlugin() override = default;
+    const char* getPluginType() const noexcept override;
+    const char* getPluginVersion() const noexcept override;
+    IPluginV2DynamicExt* clone() const noexcept override;
+};
+
+// TF-TRT CombinedNMS Op Compatibility
+class TRT_DEPRECATED_BECAUSE(
+    "TF-TRT integration is obsolete. No alternatives planned.") EfficientNMSExplicitTFTRTPluginCreator
+    : public nvinfer1::pluginInternal::BaseCreator
+{
+public:
+    EfficientNMSExplicitTFTRTPluginCreator();
+    ~EfficientNMSExplicitTFTRTPluginCreator() override = default;
+
+    const char* getPluginName() const noexcept override;
+    const char* getPluginVersion() const noexcept override;
+    const PluginFieldCollection* getFieldNames() noexcept override;
+
+    IPluginV2DynamicExt* createPlugin(const char* name, const PluginFieldCollection* fc) noexcept override;
+    IPluginV2DynamicExt* deserializePlugin(
+        const char* name, const void* serialData, size_t serialLength) noexcept override;
+
+protected:
+    PluginFieldCollection mFC;
+    EfficientNMSParameters mParam;
+    std::vector<PluginField> mPluginAttributes;
+    std::string mPluginName;
+};
+
+} // namespace plugin
+} // namespace nvinfer1
+
+#endif // TRT_EFFICIENT_NMS_EXPLICIT_TFTRT_PLUGIN_H