PaddleClas/deploy/cpp_shitu/include/object_detector.h

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4.7 KiB
C++

// Copyright (c) 2020 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 <ctime>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include "paddle_inference_api.h" // NOLINT
#include "include/preprocess_op_det.h"
#include "include/yaml_config.h"
using namespace paddle_infer;
namespace PaddleDetection {
// Object Detection Result
struct ObjectResult {
// Rectangle coordinates of detected object: left, right, top, down
std::vector<int> rect;
// Class id of detected object
int class_id;
// Confidence of detected object
float confidence;
};
// Generate visualization colormap for each class
std::vector<int> GenerateColorMap(int num_class);
// Visualiztion Detection Result
cv::Mat VisualizeResult(const cv::Mat &img,
const std::vector<ObjectResult> &results,
const std::vector<std::string> &lables,
const std::vector<int> &colormap, const bool is_rbox);
class ObjectDetector {
public:
explicit ObjectDetector(const YAML::Node &config_file) {
this->use_gpu_ = config_file["Global"]["use_gpu"].as<bool>();
if (config_file["Global"]["gpu_id"].IsDefined())
this->gpu_id_ = config_file["Global"]["gpu_id"].as<int>();
this->gpu_mem_ = config_file["Global"]["gpu_mem"].as<int>();
this->cpu_math_library_num_threads_ =
config_file["Global"]["cpu_num_threads"].as<int>();
this->use_mkldnn_ = config_file["Global"]["enable_mkldnn"].as<bool>();
this->use_tensorrt_ = config_file["Global"]["use_tensorrt"].as<bool>();
this->use_fp16_ = config_file["Global"]["use_fp16"].as<bool>();
this->model_dir_ =
config_file["Global"]["det_inference_model_dir"].as<std::string>();
this->threshold_ = config_file["Global"]["threshold"].as<float>();
this->max_det_results_ = config_file["Global"]["max_det_results"].as<int>();
this->image_shape_ =
config_file["Global"]["image_shape"].as<std::vector<int>>();
this->label_list_ =
config_file["Global"]["labe_list"].as<std::vector<std::string>>();
this->ir_optim_ = config_file["Global"]["ir_optim"].as<bool>();
this->batch_size_ = config_file["Global"]["batch_size"].as<int>();
preprocessor_.Init(config_file["DetPreProcess"]["transform_ops"]);
LoadModel(model_dir_, batch_size_, run_mode);
}
// Load Paddle inference model
void LoadModel(const std::string &model_dir, const int batch_size = 1,
const std::string &run_mode = "fluid");
// Run predictor
void Predict(const std::vector<cv::Mat> imgs, const int warmup = 0,
const int repeats = 1,
std::vector<ObjectResult> *result = nullptr,
std::vector<int> *bbox_num = nullptr,
std::vector<double> *times = nullptr);
const std::vector<std::string> &GetLabelList() const {
return this->label_list_;
}
const float &GetThreshold() const { return this->threshold_; }
private:
bool use_gpu_ = true;
int gpu_id_ = 0;
int gpu_mem_ = 800;
int cpu_math_library_num_threads_ = 6;
std::string run_mode = "fluid";
bool use_mkldnn_ = false;
bool use_tensorrt_ = false;
bool batch_size_ = 1;
bool use_fp16_ = false;
std::string model_dir_;
float threshold_ = 0.5;
float max_det_results_ = 5;
std::vector<int> image_shape_ = {3, 640, 640};
std::vector<std::string> label_list_;
bool ir_optim_ = true;
bool det_permute_ = true;
bool det_postprocess_ = true;
int min_subgraph_size_ = 30;
bool use_dynamic_shape_ = false;
int trt_min_shape_ = 1;
int trt_max_shape_ = 1280;
int trt_opt_shape_ = 640;
bool trt_calib_mode_ = false;
// Preprocess image and copy data to input buffer
void Preprocess(const cv::Mat &image_mat);
// Postprocess result
void Postprocess(const std::vector<cv::Mat> mats,
std::vector<ObjectResult> *result, std::vector<int> bbox_num,
bool is_rbox);
std::shared_ptr<Predictor> predictor_;
Preprocessor preprocessor_;
ImageBlob inputs_;
std::vector<float> output_data_;
std::vector<int> out_bbox_num_data_;
};
} // namespace PaddleDetection