//# include "widget. H" 

#include  

#include 
#include 
#include 
#include 

#include 
Using STD: : string; 

#include 
#include 

//typedef STD: : string (* shibei) (string, string, string, string, string);//define a function pointer 


//typedef QStringList FUN1 (*) (QString dll_Name); 


Typedef string (CALLBACK * p_shibie) (string model_file, string trained_file, string mean_file, 
String label_file, string image_file); 

//typedef bool (CALLBACK * SetKeyBoardHook) (HWND); 

HINSTANCE hDLL;//Handle to the DLL 
P_shibie shibiep;//Function pointer 
String STR. 
//string caffe_exe_path="classification. Exe"; 
//path + 
String path="D:/Qfile/build - testDll - Desktop_Qt_5_14_2_MinGW_32_bit - Release/Release/"; 
String caffe_path=path + "Myclassification. DLL"; 
String deploy_path=path + "d.p"; 
String model_path=path + "r.m;" 
String mean_path=path + t.b ""; 
String words_path=path + "w.t"; 
String image_path=path + "1. PNG"; 


Void test2 () 
{
//D:/Qfile testDll/
QLibrary mylib (" Myclassification. DLL "); 
If (mylib. The load ()) 
{
QDebug () & lt; <"Dllhook load success"; 
Shibiep=(p_shibie) mylib. Resolve (" shibie "); 
If (shibiep) 
{
QDebug () & lt; <"SetKeyBoardHook load success"; 
STR=shibiep (deploy_path model_path, mean_path, words_path, image_path); 
QDebug () & lt; <" Result: "& lt; 
//a Boolean flag=open ((HWND) this - & gt; WinId ()); 
} 
} 

} 


Void test () 
{
Myclassification hDLL=LoadLibrary (" ");//"dllhook" for the DLL file name 
If (hDLL!=NULL) 
{
QDebug () & lt; <"Dllhook load success"; 
//the dynamic library "SetKeyBoardHook" so as to realize the function name 
Shibiep=(p_shibie) GetProcAddress call (hDLL, "shibie"); 
If (shibiep!=NULL) 
{
QDebug () & lt; <"SetKeyBoardHook Success"; 
STR=(shibiep) (deploy_path model_path, mean_path, words_path, image_path); 
QDebug () & lt; <" Result: "& lt; } 
The else 
{
//FreeLibrary (hDLL); 
QDebug () & lt; <" SetKeyBoardHook Fail "; 
return; 
} 
} 
} 



Int main (int arg c, char * argv []) 
{
//QApplication a (arg c, argv); 

Test2 (); 

//test (); 

//Widget w; 
//baron how (); 
//return a.e xec (); 

} 

Has been an error, path into absolute and relative no,
Error:

 dllhook load success 
SetKeyBoardHook load success 
* * * Check failure stack trace: * * * 
Abnormal end 21:45:57: applications, 

Consult everybody bosses how to solve the problem?
DLL as caffe executive function

Pro file for:

 QT +=core GUI 

GreaterThan (QT_MAJOR_VERSION, 4) : QT +=widgets 

The CONFIG + c + + 11=

DEFINES -=UNICODE 

# The following define top service your compiler emit warnings if you use The 
# any Qt feature that has had marked deprecated (the exact warnings 
# depend on your compiler). Both Please consult the documentation of the 
# deprecated API in order to know how to port your code away from it. 
DEFINES +=QT_DEPRECATED_WARNINGS 

# You can also make your code fail to compile the if it USES deprecated APIs. 
# In order to do so, uncomment the following line. 
# You can also select the to disable deprecated APIs only up to a certain version of Qt. 
# # DEFINES +=QT_DISABLE_DEPRECATED_BEFORE=0 x060000 disables all the APIs deprecated before Qt 6.0.0 

SOURCES +=\ 
The main. CPP \ 
Widget. The CPP 

HEADERS +=\ 
Widget. H 

FORMS +=\ 
The widget. The UI 

# the Default rules for deployment. 
QNX: target path=/TMP/$${target}/bin 
The else: Unix:! Android: target path=/opt/$${target}/bin 
! IsEmpty (target path) : INSTALLS +=target 

# LIBS +=- l. - lExcelApI 

# LIBS +=- l. C:/Users/Admin/Downloads/QTDLL QTDLL/libcaffe/\ 
# - Myclassification \ 
# - gflags 

# LIBS +=- l. - lMyclassification 

INCLUDEPATH +=D:/Desktop/OpenCV/64/include 
LIBS +=D:/Desktop/OpenCV/64/mingw/lib/libopencv_ *. A 


Win32: CONFIG (release, the debug | release) : LIBS +=L $$PWD/libcaffe/- lMyclassification 
The else: win32: CONFIG (debug, the debug | release) : LIBS +=L $$PWD/libcaffe/- lMyclassificationd 

INCLUDEPATH +=$$PWD/libcaffe 
DEPENDPATH +=$$PWD/libcaffe 


LIBS +=D:/Qfile/build - testDll - Desktop_Qt_5_14_2_MinGW_32_bit - Release/Release/gflags DLL 
LIBS +=D:/Qfile/build - testDll - Desktop_Qt_5_14_2_MinGW_32_bit - Release/Release/hdf5 DLL 
LIBS +=D:/Qfile/build - testDll - Desktop_Qt_5_14_2_MinGW_32_bit - Release/Release/hdf5_cpp DLL 
LIBS +=D:/Qfile/build - testDll - Desktop_Qt_5_14_2_MinGW_32_bit - Release/Release/hdf5_f90cstub DLL 
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