120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
/*
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*
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* Copyright (C) 2023, KylinSoft Co., Ltd.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "ocrobject.h"
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OcrObject *OcrObject::m_instance = nullptr;
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once_flag g_instanceFlag;
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OcrObject *OcrObject::getInstance()
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{
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std::call_once(g_instanceFlag, [] () {
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m_instance = new OcrObject;
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});
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return m_instance;
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}
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void OcrObject::getTxtContent(const QString &path, QString &textcontent)
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{
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// m_api = new tesseract::TessBaseAPI();
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// if (m_api->Init(NULL, "chi_sim")) {
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// qDebug() << "Could not initialize tesseract.\n";
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// return;
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// }
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// m_api->SetVariable("user_defined_dpi", "1080");//图片中未标明分辨率的默认设置为1080
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// Pix *image = pixRead(path.toStdString().data());
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// if (!image) {
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// qDebug() << "path:" << path <<" pixRead error!";
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// if (m_api) {
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// m_api->End();
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// delete m_api;
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// m_api = nullptr;
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// }
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// return;
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// }
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// m_api->SetImage(image);
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// textcontent = m_api->GetUTF8Text();
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// qDebug() << "path:" << path << " Text:" << textcontent;
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// pixDestroy(&image);
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// m_api->Clear();
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// if (m_api) {
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// m_api->End();
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// delete m_api;
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// m_api = nullptr;
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// }
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//多进程版本
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//qDebug() << "path:" << path;
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tesseract::TessBaseAPI *api = new tesseract::TessBaseAPI();
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if (api->Init(NULL, "chi_sim")) {
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qDebug() << "Could not initialize tesseract.\n";
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return;
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}
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api->SetVariable("user_defined_dpi", "1080");//图片中未标明分辨率的默认设置为1080
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Pix *image = pixRead(path.toStdString().data());
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if (!image) {
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// qDebug() << "path:" << path <<" pixRead error!";
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if (api) {
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api->End();
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delete api;
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api = nullptr;
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}
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return;
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}
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api->SetImage(image);
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char *tmp = api->GetUTF8Text();
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textcontent = QString::fromLocal8Bit(tmp);
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delete [] tmp;
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//qDebug() << " Text:" << textcontent;
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pixDestroy(&image);
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api->Clear();
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if (api) {
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api->End();
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delete api;
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api = nullptr;
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}
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}
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OcrObject::OcrObject(QObject *parent) : QObject(parent)
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{
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// init();
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}
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OcrObject::~OcrObject()
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{
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// if (m_api) {
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// m_api->End();
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// delete m_api;
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// m_api = nullptr;
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// }
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}
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void OcrObject::init()
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{
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m_api = new tesseract::TessBaseAPI();
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if (m_api->Init(NULL, "chi_sim")) {
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qDebug() << "Could not initialize tesseract.\n";
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return;
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}
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m_api->SetVariable("user_defined_dpi", "1080");//图片中未标明分辨率的默认设置为1080
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}
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