PaddleClas/deploy/lite_shitu/include/utils.h

61 lines
1.9 KiB
C++

// 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 <algorithm>
#include <ctime>
#include <include/feature_extractor.h>
#include <memory>
#include <numeric>
#include <string>
#include <utility>
#include <vector>
namespace PPShiTu {
// 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;
// RecModel result
std::vector<RESULT> rec_result;
};
void nms(std::vector<ObjectResult> &input_boxes, float nms_threshold,
bool rec_nms = false);
template <typename T>
static inline bool SortScorePairDescend(const std::pair<float, T> &pair1,
const std::pair<float, T> &pair2) {
return pair1.first > pair2.first;
}
float RectOverlap(const ObjectResult &a, const ObjectResult &b);
inline void
GetMaxScoreIndex(const std::vector<ObjectResult> &det_result,
const float threshold,
std::vector<std::pair<float, int>> &score_index_vec);
void NMSBoxes(const std::vector<ObjectResult> det_result,
const float score_threshold, const float nms_threshold,
std::vector<int> &indices);
} // namespace PPShiTu