// Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <chrono>
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#include <iomanip>
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#include <iostream>
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#include <ostream>
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#include <stdlib.h>
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#include <vector>
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#include <algorithm>
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#include <cstring>
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#include <fstream>
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#include <numeric>
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#include <opencv2/core.hpp>
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#include <opencv2/imgcodecs.hpp>
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#include <opencv2/imgproc.hpp>
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namespace PaddleOCR {
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struct OCRPredictResult {
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std::vector<std::vector<int>> box;
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std::string text;
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float score = -1.0;
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float cls_score;
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int cls_label = -1;
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};
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struct StructurePredictResult {
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std::vector<int> box;
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std::string type;
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std::vector<OCRPredictResult> text_res;
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std::string html;
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float html_score = -1;
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};
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class Utility {
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public:
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static std::vector<std::string> ReadDict(const std::string &path);
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static void VisualizeBboxes(const cv::Mat &srcimg,
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const std::vector<OCRPredictResult> &ocr_result,
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const std::string &save_path);
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template <class ForwardIterator>
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inline static size_t argmax(ForwardIterator first, ForwardIterator last) {
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return std::distance(first, std::max_element(first, last));
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}
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static void GetAllFiles(const char *dir_name,
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std::vector<std::string> &all_inputs);
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static cv::Mat GetRotateCropImage(const cv::Mat &srcimage,
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std::vector<std::vector<int>> box);
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static std::vector<int> argsort(const std::vector<float> &array);
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static std::string basename(const std::string &filename);
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static bool PathExists(const std::string &path);
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static void CreateDir(const std::string &path);
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static void print_result(const std::vector<OCRPredictResult> &ocr_result);
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static cv::Mat crop_image(cv::Mat &img, std::vector<int> &area);
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static void sorted_boxes(std::vector<OCRPredictResult> &ocr_result);
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private:
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static bool comparison_box(const OCRPredictResult &result1,
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const OCRPredictResult &result2) {
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if (result1.box[0][1] < result2.box[0][1]) {
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return true;
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} else if (result1.box[0][1] == result2.box[0][1]) {
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return result1.box[0][0] < result2.box[0][0];
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} else {
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return false;
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}
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}
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};
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} // namespace PaddleOCR
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