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deploy/cpp_infer/include/paddlestructure.h

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+// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+//
+// 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.
+
+#pragma once
+
+#include <include/paddleocr.h>
+
+namespace PaddleOCR {
+
+class PaddleStructure : public PPOCR {
+public:
+  explicit PaddleStructure() noexcept;
+  ~PaddleStructure();
+
+  std::vector<StructurePredictResult> structure(const cv::Mat &img,
+                                                bool layout = false,
+                                                bool table = true,
+                                                bool ocr = false) noexcept;
+
+  void reset_timer() noexcept;
+  void benchmark_log(int img_num) noexcept;
+
+private:
+  struct STRUCTURE_PRIVATE;
+  STRUCTURE_PRIVATE *pri_;
+
+  std::vector<double> time_info_table = {0, 0, 0};
+  std::vector<double> time_info_layout = {0, 0, 0};
+
+  void layout(const cv::Mat &img,
+              std::vector<StructurePredictResult> &structure_result) noexcept;
+
+  void table(const cv::Mat &img,
+             StructurePredictResult &structure_result) noexcept;
+
+  std::string rebuild_table(const std::vector<std::string> &rec_html_tags,
+                            const std::vector<std::vector<int>> &rec_boxes,
+                            std::vector<OCRPredictResult> &ocr_result) noexcept;
+
+  float dis(const std::vector<int> &box1,
+            const std::vector<int> &box2) noexcept;
+
+  static bool comparison_dis(const std::vector<float> &dis1,
+                             const std::vector<float> &dis2) noexcept {
+    if (dis1[1] < dis2[1]) {
+      return true;
+    } else if (dis1[1] == dis2[1]) {
+      return dis1[0] < dis2[0];
+    } else {
+      return false;
+    }
+  }
+};
+
+} // namespace PaddleOCR