diff --git a/app/libtest/mainwindow.cpp b/app/libtest/mainwindow.cpp
index 2de41f67..78728773 100644
--- a/app/libtest/mainwindow.cpp
+++ b/app/libtest/mainwindow.cpp
@@ -1,6 +1,7 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include <QDateTime>
+#include "HGImgFmt.h"
 
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
@@ -13,6 +14,7 @@ MainWindow::MainWindow(QWidget *parent)
 
     connect(this, SIGNAL(sane_dev_arrive(QString)), this, SLOT(on_sane_dev_arrive(QString)), Qt::QueuedConnection);
     connect(this, SIGNAL(sane_dev_remove(QString)), this, SLOT(on_sane_dev_remove(QString)), Qt::QueuedConnection);
+    connect(this, SIGNAL(newImage(void*)), this, SLOT(on_newImage(void*)), Qt::DirectConnection);
 
     HGLib_InitDevice(DeviceHotPlugEventFunc, this);
 }
@@ -46,6 +48,7 @@ void MainWindow::DeviceScanEventFunc(HGLibDevice device, HGUInt event, HGInt ope
 void MainWindow::DeviceScanImageFunc(HGLibDevice device, HGLibImage image, HGPointer param)
 {
     MainWindow *p = (MainWindow*)param;
+    emit p->newImage(image);
     int id = HGLib_GetDevicePageId(device);
     char info[64];
     sprintf(info, "Page id: %d", id);
@@ -94,6 +97,11 @@ void MainWindow::on_sane_dev_remove(QString devName)
     }
 }
 
+void MainWindow::on_newImage(void *image)
+{
+
+}
+
 void MainWindow::on_comboDevList_currentIndexChanged(int index)
 {
     if (-1 != index)
diff --git a/app/libtest/mainwindow.h b/app/libtest/mainwindow.h
index 9a00b17b..5e8a9625 100644
--- a/app/libtest/mainwindow.h
+++ b/app/libtest/mainwindow.h
@@ -24,10 +24,14 @@ signals:
     void sane_dev_arrive(QString devName);
     void sane_dev_remove(QString devName);
 
+    void newImage(void *image);
+
 private slots:
     void on_sane_dev_arrive(QString devName);
     void on_sane_dev_remove(QString devName);
 
+    void on_newImage(void *image);
+
 private slots:
     void on_comboDevList_currentIndexChanged(int index);
 
diff --git a/build2/qt/HGLibTest/HGLibTest.pro b/build2/qt/HGLibTest/HGLibTest.pro
index 3174c2e8..80a58795 100644
--- a/build2/qt/HGLibTest/HGLibTest.pro
+++ b/build2/qt/HGLibTest/HGLibTest.pro
@@ -47,13 +47,14 @@ win32 {
     }
 
     LIBS += -lgdi32 -lgdiplus -ldbghelp -luser32 -ladvapi32
-    LIBS += -L$$PWD/../../build/$${MY_OS}/$${OEM_NAME}/$${MY_ARCH}/$${MY_CONFIGURE} -l$${OEM_PREFIX}ScannerLib
+    LIBS += -L$$PWD/../../build/$${MY_OS}/$${OEM_NAME}/$${MY_ARCH}/$${MY_CONFIGURE} -l$${OEM_PREFIX}ScannerLib -l$${OEM_PREFIX}ImgFmt
 
     LIBS += -L$$PWD/../../../../release/win/$${MY_ARCH}/OEM/$${OEM_NAME}
 }
 
 INCLUDEPATH += $$PWD/../../../sdk/scannerlib
 INCLUDEPATH += $$PWD/../../../modules/base
+INCLUDEPATH += $$PWD/../../../modules/imgfmt
 
 DESTDIR = $$PWD/../../build/$${MY_OS}/$${OEM_NAME}/$${MY_ARCH}/$${MY_CONFIGURE}
 UI_DIR = $$PWD/../../temp/$${MY_OS}/$${OEM_NAME}/$${MY_ARCH}/$${MY_CONFIGURE}/$${TARGET}