From a7326a41651001c9650812a00ed1eaa7271a064e Mon Sep 17 00:00:00 2001
From: wangcong <wangcong@uniontech.com>
Date: Tue, 15 Jun 2021 15:21:36 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=20=E4=BF=AE=E6=94=B9Tesseract=E4=B8=89?=
 =?UTF-8?q?=E6=96=B9=E5=BA=93=E5=AE=9A=E4=B9=89=E6=96=B9=E5=BC=8F?=
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Description:   优化三方库不能在application后实例化

Log: 修改识别接口
Change-Id: Ia36d0b9c9e43fab1d1a637728f0dbabccff3679e
---
 src/tessocrutils/tessocrutils.cpp | 10 ++++++----
 src/tessocrutils/tessocrutils.h   |  2 ++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/tessocrutils/tessocrutils.cpp b/src/tessocrutils/tessocrutils.cpp
index 44b9a2f..f7424e7 100644
--- a/src/tessocrutils/tessocrutils.cpp
+++ b/src/tessocrutils/tessocrutils.cpp
@@ -49,6 +49,12 @@ const QString TESSDATA_PATH = "/usr/share/deepin-ocr/tesslangs";
  */
 TessOcrUtils *TessOcrUtils::m_tessOcrUtils = nullptr;
 
+/**
+ * @brief TessOcrUtils::t_Tesseract 三方库实例化
+ */
+tesseract::TessBaseAPI *TessOcrUtils::t_Tesseract   = new tesseract::TessBaseAPI();
+
+
 TessOcrUtils::TessOcrUtils()
 {
 
@@ -226,10 +232,7 @@ RecognitionResult TessOcrUtils::getRecogitionResult(Pix * image,ResultType resul
         setResult(errorCode,errorMessage,resultType,t_result);
         return t_result;
     }
-    tesseract::TessBaseAPI *t_Tesseract = new tesseract::TessBaseAPI();
     try{
-        //实例化tesseract
-        t_Tesseract = new tesseract::TessBaseAPI();
         //初始化语言包
         if (t_Tesseract->Init(m_sTessdataPath.toLatin1().data(), m_sLangs.toLatin1().data()))
         {
@@ -267,7 +270,6 @@ RecognitionResult TessOcrUtils::getRecogitionResult(Pix * image,ResultType resul
         return t_result;
     }
     t_Tesseract->End();
-    delete t_Tesseract;
     pixDestroy(&image);
     t_result.flag = true;
     t_result.message = errorMessage;
diff --git a/src/tessocrutils/tessocrutils.h b/src/tessocrutils/tessocrutils.h
index afdfdeb..a5372ff 100644
--- a/src/tessocrutils/tessocrutils.h
+++ b/src/tessocrutils/tessocrutils.h
@@ -244,6 +244,8 @@ private :
 
      static TessOcrUtils *m_tessOcrUtils;
 
+     static tesseract::TessBaseAPI *t_Tesseract;
+
 };
 
 #endif // TESSOCRUTILS_H