add use_dilation to cpp

deploy/cpp_infer/include/ocr_det.h

@@ -45,8 +45,9 @@ public:
                       const double &det_db_thresh,
                       const double &det_db_box_thresh,
                       const double &det_db_unclip_ratio,
-                      const bool &use_polygon_score, const bool &visualize,
-                      const bool &use_tensorrt, const std::string &precision) {
+                      const bool &use_polygon_score, const bool &use_dilation,
+                      const bool &visualize, const bool &use_tensorrt,
+                      const std::string &precision) {
     this->use_gpu_ = use_gpu;
     this->gpu_id_ = gpu_id;
     this->gpu_mem_ = gpu_mem;
@@ -59,6 +60,7 @@ public:
     this->det_db_box_thresh_ = det_db_box_thresh;
     this->det_db_unclip_ratio_ = det_db_unclip_ratio;
     this->use_polygon_score_ = use_polygon_score;
+    this->use_dilation_ = use_dilation;
 
     this->visualize_ = visualize;
     this->use_tensorrt_ = use_tensorrt;
@@ -71,7 +73,8 @@ public:
   void LoadModel(const std::string &model_dir);
 
   // Run predictor
-  void Run(cv::Mat &img, std::vector<std::vector<std::vector<int>>> &boxes, std::vector<double> *times);
+  void Run(cv::Mat &img, std::vector<std::vector<std::vector<int>>> &boxes,
+           std::vector<double> *times);
 
 private:
   std::shared_ptr<Predictor> predictor_;
@@ -88,6 +91,7 @@ private:
   double det_db_box_thresh_ = 0.5;
   double det_db_unclip_ratio_ = 2.0;
   bool use_polygon_score_ = false;
+  bool use_dilation_ = false;
 
   bool visualize_ = true;
   bool use_tensorrt_ = false;

deploy/cpp_infer/src/main.cpp

@@ -54,6 +54,7 @@ DEFINE_double(det_db_thresh, 0.3, "Threshold of det_db_thresh.");
 DEFINE_double(det_db_box_thresh, 0.6, "Threshold of det_db_box_thresh.");
 DEFINE_double(det_db_unclip_ratio, 1.5, "Threshold of det_db_unclip_ratio.");
 DEFINE_bool(use_polygon_score, false, "Whether use polygon score.");
+DEFINE_bool(use_dilation, false, "Whether use the dilation on output map.");
 DEFINE_bool(visualize, true, "Whether show the detection results.");
 // classification related
 DEFINE_bool(use_angle_cls, false, "Whether use use_angle_cls.");
@@ -85,8 +86,8 @@ int main_det(std::vector<cv::String> cv_all_img_names) {
                  FLAGS_gpu_mem, FLAGS_cpu_threads, FLAGS_enable_mkldnn,
                  FLAGS_max_side_len, FLAGS_det_db_thresh,
                  FLAGS_det_db_box_thresh, FLAGS_det_db_unclip_ratio,
-                 FLAGS_use_polygon_score, FLAGS_visualize, FLAGS_use_tensorrt,
-                 FLAGS_precision);
+                 FLAGS_use_polygon_score, FLAGS_use_dilation, FLAGS_visualize,
+                 FLAGS_use_tensorrt, FLAGS_precision);
 
   for (int i = 0; i < cv_all_img_names.size(); ++i) {
     //       LOG(INFO) << "The predict img: " << cv_all_img_names[i];
@@ -175,8 +176,8 @@ int main_system(std::vector<cv::String> cv_all_img_names) {
                  FLAGS_gpu_mem, FLAGS_cpu_threads, FLAGS_enable_mkldnn,
                  FLAGS_max_side_len, FLAGS_det_db_thresh,
                  FLAGS_det_db_box_thresh, FLAGS_det_db_unclip_ratio,
-                 FLAGS_use_polygon_score, FLAGS_visualize, FLAGS_use_tensorrt,
-                 FLAGS_precision);
+                 FLAGS_use_polygon_score, FLAGS_use_dilation, FLAGS_visualize,
+                 FLAGS_use_tensorrt, FLAGS_precision);
 
   Classifier *cls = nullptr;
   if (FLAGS_use_angle_cls) {

deploy/cpp_infer/src/ocr_det.cpp

@@ -14,7 +14,6 @@
 
 #include <include/ocr_det.h>
 
-
 namespace PaddleOCR {
 
 void DBDetector::LoadModel(const std::string &model_dir) {
@@ -33,10 +32,7 @@ void DBDetector::LoadModel(const std::string &model_dir) {
       if (this->precision_ == "int8") {
         precision = paddle_infer::Config::Precision::kInt8;
       }
-      config.EnableTensorRtEngine(
-          1 << 20, 10, 3,
-          precision,
-          false, false);
+      config.EnableTensorRtEngine(1 << 20, 10, 3, precision, false, false);
       std::map<std::string, std::vector<int>> min_input_shape = {
           {"x", {1, 3, 50, 50}},
           {"conv2d_92.tmp_0", {1, 96, 20, 20}},
@@ -157,22 +153,27 @@ void DBDetector::Run(cv::Mat &img,
   const double maxvalue = 255;
   cv::Mat bit_map;
   cv::threshold(cbuf_map, bit_map, threshold, maxvalue, cv::THRESH_BINARY);
-  cv::Mat dilation_map;
-  cv::Mat dila_ele = cv::getStructuringElement(cv::MORPH_RECT, cv::Size(2, 2));
-  cv::dilate(bit_map, dilation_map, dila_ele);
+  if (this->use_dilation_) {
+    cv::Mat dila_ele =
+        cv::getStructuringElement(cv::MORPH_RECT, cv::Size(2, 2));
+    cv::dilate(bit_map, bit_map, dila_ele);
+  }
+
   boxes = post_processor_.BoxesFromBitmap(
-      pred_map, dilation_map, this->det_db_box_thresh_,
-      this->det_db_unclip_ratio_, this->use_polygon_score_);
+      pred_map, bit_map, this->det_db_box_thresh_, this->det_db_unclip_ratio_,
+      this->use_polygon_score_);
 
   boxes = post_processor_.FilterTagDetRes(boxes, ratio_h, ratio_w, srcimg);
   auto postprocess_end = std::chrono::steady_clock::now();
   std::cout << "Detected boxes num: " << boxes.size() << endl;
 
-  std::chrono::duration<float> preprocess_diff = preprocess_end - preprocess_start;
+  std::chrono::duration<float> preprocess_diff =
+      preprocess_end - preprocess_start;
   times->push_back(double(preprocess_diff.count() * 1000));
   std::chrono::duration<float> inference_diff = inference_end - inference_start;
   times->push_back(double(inference_diff.count() * 1000));
-  std::chrono::duration<float> postprocess_diff = postprocess_end - postprocess_start;
+  std::chrono::duration<float> postprocess_diff =
+      postprocess_end - postprocess_start;
   times->push_back(double(postprocess_diff.count() * 1000));
 
   //// visualization