更换文档检测模型

paddle_detection/deploy/lite/include/config_parser.h

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+//   Copyright (c) 2021 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 <fstream>
+#include <iostream>
+#include <map>
+#include <string>
+#include <vector>
+
+#include "json/json.h"
+
+#ifdef _WIN32
+#define OS_PATH_SEP "\\"
+#else
+#define OS_PATH_SEP "/"
+#endif
+
+namespace PaddleDetection {
+
+void load_jsonf(std::string jsonfile, Json::Value& jsondata);
+
+// Inference model configuration parser
+class ConfigPaser {
+ public:
+  ConfigPaser() {}
+
+  ~ConfigPaser() {}
+
+  bool load_config(const std::string& model_dir,
+                   const std::string& cfg = "infer_cfg") {
+    Json::Value config;
+    load_jsonf(model_dir + OS_PATH_SEP + cfg + ".json", config);
+
+    // Get model arch : YOLO, SSD, RetinaNet, RCNN, Face, PicoDet, HRNet
+    if (config.isMember("arch")) {
+      arch_ = config["arch"].as<std::string>();
+    } else {
+      std::cerr
+          << "Please set model arch,"
+          << "support value : YOLO, SSD, RetinaNet, RCNN, Face, PicoDet, HRNet."
+          << std::endl;
+      return false;
+    }
+
+    // Get draw_threshold for visualization
+    if (config.isMember("draw_threshold")) {
+      draw_threshold_ = config["draw_threshold"].as<float>();
+    } else {
+      std::cerr << "Please set draw_threshold." << std::endl;
+      return false;
+    }
+    // Get Preprocess for preprocessing
+    if (config.isMember("Preprocess")) {
+      preprocess_info_ = config["Preprocess"];
+    } else {
+      std::cerr << "Please set Preprocess." << std::endl;
+      return false;
+    }
+    // Get label_list for visualization
+    if (config.isMember("label_list")) {
+      label_list_.clear();
+      for (auto item : config["label_list"]) {
+        label_list_.emplace_back(item.as<std::string>());
+      }
+    } else {
+      std::cerr << "Please set label_list." << std::endl;
+      return false;
+    }
+
+    // Get NMS for postprocess
+    if (config.isMember("NMS")) {
+      nms_info_ = config["NMS"];
+    }
+    // Get fpn_stride in PicoDet
+    if (config.isMember("fpn_stride")) {
+      fpn_stride_.clear();
+      for (auto item : config["fpn_stride"]) {
+        fpn_stride_.emplace_back(item.as<int>());
+      }
+    }
+
+    return true;
+  }
+  float draw_threshold_;
+  std::string arch_;
+  Json::Value preprocess_info_;
+  Json::Value nms_info_;
+  std::vector<std::string> label_list_;
+  std::vector<int> fpn_stride_;
+};
+
+}  // namespace PaddleDetection