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ANSCORE/engines/OpenVINOEngine/include/models/detection_model_retinaface.h

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/*
// Copyright (C) 2020-2024 Intel Corporation
//
// 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 <map>
#include <memory>
#include <string>
#include <vector>
#include <utils/nms.hpp>
#include "models/detection_model.h"
namespace ov {
class Model;
} // namespace ov
struct InferenceResult;
struct ResultBase;
class ModelRetinaFace : public DetectionModel {
public:
static const int LANDMARKS_NUM = 5;
static const int INIT_VECTOR_SIZE = 200;
/// Loads model and performs required initialization
/// @param model_name name of model to load
/// @param confidenceThreshold - threshold to eliminate low-confidence detections.
/// Any detected object with confidence lower than this threshold will be ignored.
/// @param useAutoResize - if true, image will be resized by openvino.
/// @param boxIOUThreshold - threshold for NMS boxes filtering, varies in [0.0, 1.0] range.
/// @param layout - model input layout
ModelRetinaFace(const std::string& model_name,
float confidenceThreshold,
bool useAutoResize,
float boxIOUThreshold,
const std::string& layout = "");
std::unique_ptr<ResultBase> postprocess(InferenceResult& infResult) override;
protected:
struct AnchorCfgLine {
int stride;
std::vector<int> scales;
int baseSize;
std::vector<int> ratios;
};
bool shouldDetectMasks;
bool shouldDetectLandmarks;
const float boxIOUThreshold;
const float maskThreshold;
float landmarkStd;
enum OutputType { OUT_BOXES, OUT_SCORES, OUT_LANDMARKS, OUT_MASKSCORES, OUT_MAX };
std::vector<std::string> separateOutputsNames[OUT_MAX];
const std::vector<AnchorCfgLine> anchorCfg;
std::map<int, std::vector<Anchor>> anchorsFpn;
std::vector<std::vector<Anchor>> anchors;
void generateAnchorsFpn();
void prepareInputsOutputs(std::shared_ptr<ov::Model>& model) override;
};