diff --git a/huagao/Device/GScanO200.cpp b/huagao/Device/GScanO200.cpp
index 4642445b..1de0946a 100644
--- a/huagao/Device/GScanO200.cpp
+++ b/huagao/Device/GScanO200.cpp
@@ -283,7 +283,7 @@ std::string GScanO200::GetFWVersion()
 
 std::string GScanO200::GetSerialNum()
 {
-	//return "G20018000298";
+	return "G20018000298";
 	if (m_usb.get() && m_usb->is_connected())
 	{
 		std::lock_guard<std::mutex> lck(m_imgLocker);
@@ -482,7 +482,8 @@ void GScanO200::usbhotplug(bool isleft)
 {
 	if (isleft) {
 		//std::lock_guard<std::mutex> lck(m_Locker);
-		//FileTools::write_log("D:\\1.txt", "usbhotplug left");
+		//FileTools::
+		("D:\\1.txt", "usbhotplug left");
 		devState = DEV_WRONG;
 		Error_Code = USB_DISCONNECTED;
 		m_pImages->setscanflags(false);
diff --git a/huagao/GscanJsonConfig.h b/huagao/GscanJsonConfig.h
index c89835e0..0c4a4c4d 100644
--- a/huagao/GscanJsonConfig.h
+++ b/huagao/GscanJsonConfig.h
@@ -12,9 +12,8 @@ public:
 	void SaveGscanCapConfig(const GScanCap& gcap, const std::string path);
 	void WriteJsonArrayToFile(std::vector<GScanCap> cfgArray, const std::string filename);
 	GScanCap  ReadGscanCap();
-	std::vector<GScanCap> ReadGscanCapsVector(const std::string gcapsfilepath);
-	bool DeleteJsonFile(std::string path);
-private:
+	std::vector<GScanCap> ReadGscanCapsVector(const std::string gcapsfilepath);	bool DeleteJsonFile(std::string path);
+
 	std::vector<GScanCap> parseJsonFromString(const std::string str);
 };
 
diff --git a/huagao/huagaods.cpp b/huagao/huagaods.cpp
index d737f737..de97df70 100644
--- a/huagao/huagaods.cpp
+++ b/huagao/huagaods.cpp
@@ -200,6 +200,48 @@ Result HuagaoDs::call(const Identity& origin, DataGroup dg, Dat dat, Msg msg, vo
 	}
 }
 
+Result HuagaoDs::customDataGet(const Twpp::Identity& origin, Twpp::CustomData& data)
+{
+	//从保存默认配置的文件路径读取字节流上传
+
+	TCHAR szIniFile[MAX_PATH] = { 0 };
+	SHGetSpecialFolderPath(NULL, szIniFile, CSIDL_LOCAL_APPDATA, TRUE);
+	_tcscat(szIniFile, HUAGAO_SCAN);
+	_tcscat(szIniFile, TWAIN_INIPATH);
+	_tcscat(szIniFile, TEXT("\\"));
+	_tcscat(szIniFile, TWAIN_JSON_NAME);
+	string path = TCHAR2STRING(szIniFile);
+	int t;
+	FILE* file = fopen(path.c_str(), "rb");
+	fseek(file, 0, SEEK_END);
+	t = ftell(file);
+	//data = CustomData(t);
+
+	std::string buf(t, 0);
+	fseek(file, 0, SEEK_SET);
+	fread((void*)buf.c_str(), t, 1, file);
+	fclose(file);
+	data = CustomData(t);
+	auto pdata = data.lock<unsigned char>();
+	memcpy(pdata.data(), buf.c_str(), t);
+	return success();
+}
+
+Result HuagaoDs::customDataSet(const Twpp::Identity& origin, Twpp::CustomData& data)
+{
+	GScanCap sc;
+	//将字节流转GscanCaps
+	GscanJsonConfig js;
+	std::string str;
+	str.resize(data.size());
+	auto pdata = data.lock<unsigned char>();
+	memcpy((void*)str.c_str(), pdata, data.size());
+	vector<GScanCap> vc = js.parseJsonFromString(str);
+	m_scanparam.reset(new GScanCap(vc[0]));
+	return success();
+
+}
+
 // some helper functions to handle capability stuff
 template<typename T>
 static Result oneValGet(Msg msg, Capability& data, const T& value) {
@@ -366,6 +408,10 @@ Result HuagaoDs::eventProcess(const Identity&, Event& event) {
 
 	return { ReturnCode::NotDsEvent, ConditionCode::Success };
 }
+//Result HuagaoDs::customDataSet(const Twpp::Identity& origin, Twpp::CustomData& data)
+//{
+//	return Result();
+//}
 //Twpp::Result HuagaoDs::deviceEventGet(const Twpp::Identity & origin, Twpp::DeviceEvent & data)
 //{
 //	data = DeviceEvent::simple(DeviceEvent::Type::PaperJam, Str255("HuaGo G200 Twain Device Error"));
@@ -896,7 +942,19 @@ Result HuagaoDs::identityOpenDs(const Identity&) {
 			m_bIndicator = show;
 			return success();
 		}
+		default:
+			return capBadOperation();
+		}
+	};
 
+	m_query[CapType::CustomDsData] = msgSupportGetAll;
+	m_caps[CapType::CustomDsData] = [this](Msg msg, Capability& data) -> Result {
+		switch (msg) {
+		case Msg::Get:
+		case Msg::GetCurrent:
+		case Msg::GetDefault:
+			data = Capability::createOneValue<CapType::CustomDsData>(true);
+			return success();
 		default:
 			return capBadOperation();
 		}
@@ -1862,6 +1920,7 @@ Result HuagaoDs::identityCloseDs(const Identity&) {
 
 	if (guiIndicator.get())
 		guiIndicator.reset();
+
 	if (guiTwain.get())
 		guiTwain.reset();
 
@@ -1889,12 +1948,16 @@ Result HuagaoDs::pendingXfersGet(const Identity&, PendingXfers& data) {
 
 Result HuagaoDs::pendingXfersEnd(const Identity&, PendingXfers& data) {
 	//!< end xfer if set count 0
+	//FileTools::write_log("D:\\1.txt", "enter pendingXfersEnd");
 	if (bmpData.size() > 0)
 		bmpData.clear();
 	int ret = scanner->aquire_bmpdata(bmpData);
+	//FileTools::write_log("D:\\1.txt", "enter pendingXfersEnd1");
+
 	if (ret != 0) {
 		scanner->Set_ErrorCode(0);
-		guiIndicator.reset();
+		guiIndicator->ShowWindow(SW_HIDE);
+		//guiIndicator.reset();
 		if (ret != -1) {
 			//ShellExecute(NULL, _T("open"), _T("aa.exe"), CString("1"), _T(""), SW_HIDE);
 			//MessageBox(guiTwain ? guiTwain->m_hWnd : NULL, noticeMsgMap[ret], _T("提示"), MB_SYSTEMMODAL | MB_OK | MB_ICONINFORMATION);// 
@@ -1918,24 +1981,19 @@ Result HuagaoDs::pendingXfersEnd(const Identity&, PendingXfers& data) {
 #endif // LOG_NORMAL
 
 	data.setCount(m_pendingXfers);
+	//FileTools::write_log("D:\\1.txt", "exit pendingXfersEnd"+ m_pendingXfers==0?" 0":"1");
 	return success();
 }
 
 Result HuagaoDs::pendingXfersReset(const Identity&, PendingXfers& data) {
-	//FileTools::write_log("D:\\1.txt", "pendingXfersReset enter");
 	data.setCount(0);
 	if (scanner.get())
 	{
-		//FileTools::write_log("D:\\1.txt", "pendingXfersReset enter0");
 		scanner->Stop_scan();
-		//FileTools::write_log("D:\\1.txt", "pendingXfersReset enter1");
 		scanner->reset();
-		//FileTools::write_log("D:\\1.txt", "pendingXfersReset enter2");
 		scanner->ResetScanner();
-		//FileTools::write_log("D:\\1.txt", "pendingXfersReset enter4");
 	}
 	guiIndicator.reset();
-	//FileTools::write_log("D:\\1.txt", "pendingXfersReset exit");
 	return success();
 }
 
@@ -1952,10 +2010,12 @@ Result HuagaoDs::setupMemXferGet(const Identity&, SetupMemXfer& data) {
 Result HuagaoDs::userInterfaceDisable(const Identity&, UserInterface& ui) {
 	//FileTools::write_log("D:\\1.txt", "userInterfaceDisable enter");
 
-	guiTwain.reset();
+	if(guiTwain.get())
+		guiTwain.reset();
 
 #if TWPP_DETAIL_OS_WIN
-	guiBridge.reset();
+	if(guiBridge.get())
+		guiBridge.reset();
 #endif
 	//FileTools::write_log("D:\\1.txt", "userInterfaceDisable exit");
 
@@ -2130,7 +2190,7 @@ Result HuagaoDs::imageNativeXferGet(const Identity& id, ImageNativeXfer& data) {
 	data = ImageNativeXfer(bmpSize());
 	std::copy(bmpBegin(), bmpEnd(), data.data<char>().data());
 #ifdef LOG_NORMAL
-	//FileTools::write_log("out.txt", "imageNativeXferGet " + std::to_string(++xtfer));
+	FileTools::write_log("out.txt", "imageNativeXferGet " + std::to_string(++xtfer));
 #endif // LOG
 
 	return { ReturnCode::XferDone, ConditionCode::Success };
@@ -2186,6 +2246,8 @@ Twpp::Result HuagaoDs::setupFileXferReset(const Twpp::Identity& origin, Twpp::Se
 	return badProtocol();
 }
 
+static int indeximg = 0;
+
 Twpp::Result HuagaoDs::imageFileXferGet(const Twpp::Identity& origin)
 {
 	if (!m_pendingXfers)
@@ -2208,6 +2270,7 @@ Twpp::Result HuagaoDs::imageFileXferGet(const Twpp::Identity& origin)
 	break;
 	case ImageFileFormat::Tiff:
 	case ImageFileFormat::Jfif: {
+
 		BITMAPINFOHEADER& bmpinfo = *((BITMAPINFOHEADER*)header());
 		int decodetype;
 		if (bmpinfo.biBitCount == 24)
@@ -2216,6 +2279,7 @@ Twpp::Result HuagaoDs::imageFileXferGet(const Twpp::Identity& origin)
 			decodetype = cv::IMREAD_GRAYSCALE;
 
 		cv::Mat ims = cv::imdecode(bmpData, decodetype);
+
 		std::vector<int> compression_params;
 		compression_params.push_back(CV_IMWRITE_JPEG_QUALITY);
 		compression_params.push_back(m_jpegQuality);
diff --git a/huagao/huagaods.hpp b/huagao/huagaods.hpp
index 457a0ba1..c5475528 100644
--- a/huagao/huagaods.hpp
+++ b/huagao/huagaods.hpp
@@ -63,6 +63,19 @@ protected:
     virtual Twpp::Result setupFileXferSet(const Twpp::Identity& origin, Twpp::SetupFileXfer& data) override;
     virtual Twpp::Result setupFileXferReset(const Twpp::Identity& origin, Twpp::SetupFileXfer& data) override;
     virtual Twpp::Result call(const Twpp::Identity& origin, Twpp::DataGroup dg, Twpp::Dat dat, Twpp::Msg msg, void* data) override;
+    /// Get custom data TWAIN call.
+/// Always called in correct state.
+/// Default implementation does nothing.
+/// \param origin Identity of the caller.
+/// \param data Custom data.
+    virtual  Twpp::Result customDataGet(const Twpp::Identity& origin, Twpp::CustomData& data) override;
+
+    /// Set custom data TWAIN call.
+    /// Always called in correct state.
+    /// Default implementation does nothing.
+    /// \param origin Identity of the caller.
+    /// \param data Custom data.
+    virtual Twpp::Result customDataSet(const Twpp::Identity& origin, Twpp::CustomData& data) override;
     void SetResoluton(const char* path, int resolution);
 private:
     Twpp::Result showTwainUI(Twpp::UserInterface& data, bool bUiOnly = false);
@@ -92,6 +105,7 @@ private:
     unsigned short m_jpegQuality = 80;
 	Twpp::Compression m_compression= Twpp::Compression::None;
     bool m_bIndicator = true;
+    bool m_bCustomDsData = true;
     bool m_bFeederEnabled = true;
     bool m_bAutoFeed = true;
 	UINT16 m_iBitdepth;
diff --git a/huagao/stdafx.h b/huagao/stdafx.h
index 03b9d75b..b893f27d 100644
Binary files a/huagao/stdafx.h and b/huagao/stdafx.h differ