diff --git a/hgdriver/hgdev/common_setting.cpp b/hgdriver/hgdev/common_setting.cpp
index 470564c..6c0d3f6 100644
--- a/hgdriver/hgdev/common_setting.cpp
+++ b/hgdriver/hgdev/common_setting.cpp
@@ -134,6 +134,73 @@ static struct paper_size
 						{PAPER_B5_LATERAL, {250, 176}},	// {PAPER_B5, {182, 257}},
 						{PAPER_B6_LATERAL, {176, 125}}
 					};
+//	Custom 纸张的大小由用户定义.
+//	Letter Letter 纸（216 毫米 × 279 毫米）.
+//	Legal Legal 纸（216 毫米 × 356 毫米）.
+//	A4 A4 纸（210 毫米 × 297 毫米）.
+//	CSheet C 纸（432 毫米 × 559 毫米）.
+//	DSheet D 纸（559 毫米 × 864 毫米）.
+//	ESheet E 纸（864 毫米 × 1118 毫米）.
+//	LetterSmall Letter small 纸（216 毫米 × 279 毫米）.
+//	Tabloid Tabloid 纸（279 毫米 × 432 毫米）.
+//	Ledger Ledger 纸（432 毫米 × 279 毫米）.
+//	Statement Statement 纸（140 毫米 × 216 毫米）.
+//	Executive Executive 纸（184 毫米 × 267 毫米）.
+//	A3 A3 纸（297 毫米 × 420 毫米）.
+//	A4Small A4 small 纸（210 毫米 × 297 毫米）.
+//	A5 A5 纸（148 毫米 × 210 毫米）.
+//	B4 B4 纸（250 × 353 毫米）.
+//	B5 B5 纸（176 毫米 × 250 毫米）.
+//	Folio Folio 纸（216 毫米 × 330 毫米）.
+//	Quarto Quarto 纸（215 毫米 × 275 毫米）.
+//	Standard10x14 Standard 纸（254 毫米 × 356 毫米）.
+//	Standard11x17 Standard 纸（279 毫米 × 432 毫米）.
+//	Note Note 纸（216 毫米 × 279 毫米）.
+//	Number9Envelope #9 envelope（98 毫米 × 225 毫米）.
+//	Number10Envelope #10 envelope（105 毫米 × 241 毫米）.
+//	Number11Envelope #11 envelope（114 毫米 × 263 毫米）.
+//	Number12Envelope #12 envelope（120 毫米 × 279 毫米）.
+//	Number14Envelope #14 envelope（127 毫米 × 292 毫米）.
+//	DLEnvelope DL 信封（110 毫米 × 220 毫米）.
+//	C5Envelope C5 信封（162 毫米 × 229 毫米）.
+//	C3Envelope C3 信封（324 毫米 × 458 毫米）.
+//	C4Envelope C4 信封（229 毫米 × 324 毫米）.
+//	C6Envelope C6 信封（114 毫米 × 162 毫米）.
+//	C65Envelope C65 信封（114 毫米 × 229 毫米）.
+//	B4Envelope B4 信封（250 × 353 毫米）.
+//	B5Envelope B5 信封（176 毫米 × 250 毫米）.
+//	B6Envelope B6 信封（176 毫米 × 125 毫米）.
+//	ItalyEnvelope Italy envelope（110 毫米 × 230 毫米）.
+//	MonarchEnvelope Monarch envelope（98 毫米 × 191 毫米）.
+//	PersonalEnvelope 6 3 / 4 envelope（92 毫米 × 165 毫米）.
+//	USStandardFanfold US standard fanfold（378 毫米 × 279 毫米）.
+//	GermanStandardFanfold German standard fanfold（216 毫米 × 305 毫米）.
+//	GermanLegalFanfold German legal fanfold（216 毫米 × 330 毫米）.
+//	IsoB4 ISO B4（250 毫米 × 353 毫米）.
+//	JapanesePostcard Japanese postcard（100 毫米 × 148 毫米）.
+//	Standard9x11 Standard 纸（229 毫米 × 279 毫米）.
+//	Standard10x11 Standard 纸（254 毫米 × 279 毫米）.
+//	Standard15x11 Standard 纸（381 毫米 × 279 毫米）.
+//	InviteEnvelope 邀请函信封（220 毫米 × 220 毫米）.
+//	LetterExtra Letter extra 纸（236 毫米 × 305 毫米）.该值特定于 PostScript 驱动程序, 仅供 Linotronic 打印机使用以节省纸张.
+//	LegalExtra Legal extra 纸（236 毫米 × 381 毫米）.该值特定于 PostScript 驱动程序, 仅供 Linotronic 打印机使用以节省纸张.
+//	TabloidExtra Tabloid extra 纸（297 毫米 × 457 毫米）.该值特定于 PostScript 驱动程序, 仅供 Linotronic 打印机使用以节省纸张.
+//	A4Extra A4 extra 纸（236 毫米 × 322 毫米）.该值是针对 PostScript 驱动程序的, 仅供 Linotronic 打印机使用以节省纸张.
+//	LetterTransverse Letter transverse 纸（210 毫米 × 279 毫米）.
+//	A4Transverse A4 transverse 纸（210 毫米 × 297 毫米）.
+//	LetterExtraTransverse Letter extra transverse 纸（236 毫米 × 305 毫米）.
+//	APlus SuperA / SuperA / A4 纸（227 毫米 × 356 毫米）.
+//	BPlus SuperB / SuperB / A3 纸（305 毫米 × 487 毫米）.
+//	LetterPlus Letter plus 纸（216 毫米 × 322 毫米）.
+//	A4Plus A4 plus 纸（210 毫米 × 330 毫米）.
+//	A5Transverse A5 transverse 纸（148 毫米 × 210 毫米）.
+//	B5Transverse JIS B5 transverse 纸（182 毫米 × 257 毫米）.
+//	A3Extra A3 extra 纸（322 毫米 × 445 毫米）.
+//	A5Extra A5 extra 纸（174 毫米 × 235 毫米）.
+//	B5Extra ISO B5 extra 纸（201 毫米 × 276 毫米）.
+//	A2 A2 纸（420 毫米 × 594 毫米）.
+//	A3Transverse A3 transverse 纸（297 毫米 × 420 毫米）.
+//	A3ExtraTransverse A3 extra transverse 纸（322 毫米 × 445 毫米）.
 
 static int match_best(struct _fixed_option* arr, size_t num, std::string& val, bool& exact)
 {
diff --git a/hgdriver/hgdev/hg_scanner.cpp b/hgdriver/hgdev/hg_scanner.cpp
index 5e30a42..21bdcd9 100644
--- a/hgdriver/hgdev/hg_scanner.cpp
+++ b/hgdriver/hgdev/hg_scanner.cpp
@@ -2384,12 +2384,45 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
 
 		return clear_roller_num();
 	}
+	else if (code == IO_CTRL_CODE_GET_FINAL_IMAGE_FORMAT)
+	{
+		SANE_FinalImgFormat* fmt = (SANE_FinalImgFormat*)data;
+		if (!fmt)
+		{
+			*len = sizeof(SANE_FinalImgFormat);
+
+			return SCANNER_ERR_INSUFFICIENT_MEMORY;
+		}
+
+		if (img_type_ == ".bmp")
+			fmt->img_format = SANE_IMAGE_TYPE_BMP;
+		else if (img_type_ == ".jpg")
+			fmt->img_format = SANE_IMAGE_TYPE_JPG;
+		else if (img_type_ == ".png")
+			fmt->img_format = SANE_IMAGE_TYPE_PNG;
+		else if (img_type_ == ".gif")
+			fmt->img_format = SANE_IMAGE_TYPE_GIF;
+		else
+			fmt->img_format = SANE_IMAGE_TYPE_BMP;
+
+		return SCANNER_ERR_OK;
+	}
 	else if (code == IO_CTRL_CODE_SET_FINAL_IMAGE_FORMAT)
 	{
 		SANE_FinalImgFormat* fmt = (SANE_FinalImgFormat*)data;
 
 		return set_final_image_format(fmt);
 	}
+	else if (code == IO_CTRL_CODE_GET_FINAL_COMPRESSION)
+	{
+		*(int*)data = SANE_COMPRESSION_NONE;
+
+		return SCANNER_ERR_OK;
+	}
+	else if (code == IO_CTRL_CODE_SET_FINAL_COMPRESSION)
+	{
+		return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+	}
 	else if(code == IO_CTRL_CODE_TEST_SINGLE)
 	{
 		return set_leaflet_scan();
@@ -2527,6 +2560,13 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
 		//setting_help(data);
 		return SCANNER_ERR_OK;
 	}
+	else if (code == IO_CTRL_CODE_GET_IMAGE_QUEUE_COUNT)
+	{
+		*len = final_imgs_.size();
+
+		return wait_img_.is_waiting() && wait_usb_.is_waiting() ? SCANNER_ERR_NO_DATA : SCANNER_ERR_OK;
+	}
+
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
 }
 std::string hg_scanner::get_firmware_version(void)
@@ -2592,7 +2632,7 @@ int hg_scanner::set_final_image_format(SANE_FinalImgFormat* fmt)
 	case SANE_IMAGE_TYPE_SVG:
 		return SCANNER_ERR_INVALID_PARAMETER;
 	default:
-		img_type_ = "";
+		img_type_ = ".bmp";
 		break;
 	}
 	return SCANNER_ERR_OK;
diff --git a/hgdriver/hgdev/scanner_manager.cpp b/hgdriver/hgdev/scanner_manager.cpp
index 1ca729f..d1c7f8c 100644
--- a/hgdriver/hgdev/scanner_manager.cpp
+++ b/hgdriver/hgdev/scanner_manager.cpp
@@ -415,6 +415,8 @@ scanner_err hg_scanner_mgr::hg_scanner_enum(ScannerInfo* scanner_list, long* cou
     {
         for (size_t i = 0; i < devusbuf.size(); i++)
         {
+            scanner_list->vid = g_supporting_devices[devusbuf[i].ind].vid;
+            scanner_list->pid = g_supporting_devices[devusbuf[i].ind].pid;
             strcpy(scanner_list->name, g_supporting_devices[devusbuf[i].ind].name.c_str());
             strcpy(scanner_list->type, g_supporting_devices[devusbuf[i].ind].type.c_str());
             sprintf(scanner_list->model, "%x", g_supporting_devices[devusbuf[i].ind].pid);
diff --git a/hgsane/sane_hg_mdw.cpp b/hgsane/sane_hg_mdw.cpp
index 0c6b2eb..10b69f6 100644
--- a/hgsane/sane_hg_mdw.cpp
+++ b/hgsane/sane_hg_mdw.cpp
@@ -68,6 +68,36 @@ namespace local_utility
 
 		return (SANE_Status)hgerr;
 	}
+	int sane_statu_2_scanner_err(int statu)
+	{
+#define RETURN_MATCH_ERROR(hg, sane)	\
+	if(statu == sane)						\
+		return hg;
+
+		RETURN_MATCH_ERROR(SCANNER_ERR_OK, SANE_STATUS_GOOD);
+		RETURN_MATCH_ERROR(SCANNER_ERR_INVALID_PARAMETER, SANE_STATUS_INVAL);
+		RETURN_MATCH_ERROR(SCANNER_ERR_INSUFFICIENT_MEMORY, SANE_STATUS_NO_MEM);
+		RETURN_MATCH_ERROR(SCANNER_ERR_ACCESS_DENIED, SANE_STATUS_ACCESS_DENIED);
+		RETURN_MATCH_ERROR(SCANNER_ERR_IO_PENDING, SANE_STATUS_GOOD);
+		RETURN_MATCH_ERROR(SCANNER_ERR_NOT_EXACT, SANE_STATUS_GOOD);
+		RETURN_MATCH_ERROR(SCANNER_ERR_CONFIGURATION_CHANGED, SANE_STATUS_GOOD);
+		RETURN_MATCH_ERROR(SCANNER_ERR_NOT_OPEN, SANE_STATUS_NO_DOCS);
+		RETURN_MATCH_ERROR(SCANNER_ERR_NOT_START, SANE_STATUS_NO_DOCS);
+		RETURN_MATCH_ERROR(SCANNER_ERR_NO_DATA, SANE_STATUS_EOF);
+		RETURN_MATCH_ERROR(SCANNER_ERR_HAS_DATA_YET, SANE_STATUS_IO_ERROR);
+		RETURN_MATCH_ERROR(SCANNER_ERR_OUT_OF_RANGE, SANE_STATUS_NO_MEM);
+		RETURN_MATCH_ERROR(SCANNER_ERR_IO, SANE_STATUS_IO_ERROR);
+		RETURN_MATCH_ERROR(SCANNER_ERR_TIMEOUT, SANE_STATUS_IO_ERROR);
+
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_NOT_FOUND, SANE_STATUS_NO_DOCS);
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_NOT_SUPPORT, SANE_STATUS_UNSUPPORTED);
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_BUSY, SANE_STATUS_DEVICE_BUSY);
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_COVER_OPENNED, SANE_STATUS_COVER_OPEN);
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_NO_PAPER, SANE_STATUS_NO_DOCS);
+		RETURN_MATCH_ERROR(SCANNER_ERR_DEVICE_PAPER_JAMMED, SANE_STATUS_JAMMED);
+
+		return statu;
+	}
 
 	void* acquire_memory(size_t bytes, const char* info)
 	{
@@ -437,6 +467,7 @@ hg_sane_middleware* hg_sane_middleware::instance(void)
 }
 void hg_sane_middleware::clear(void)
 {
+	local_utility::stop_work();
 	if (hg_sane_middleware::inst_)
 	{
 		delete hg_sane_middleware::inst_;
@@ -992,10 +1023,30 @@ SANE_Option_Descriptor* hg_sane_middleware::find_stored_descriptor(SANE_Handle h
 		return find_stored_descriptor(dev.dev_name.c_str(), option);
 }
 
-bool hg_sane_middleware::get_current_value(scanner_handle handle, int option, void* value, SANE_Value_Type *type)
+void hg_sane_middleware::reload_current_value(scanner_handle handle, std::vector<int>* changed)
+{
+	long count = 0;
+
+	if (changed)
+		changed->clear();
+	hg_scanner_get_parameter(handle, 0, NULL, &count);
+	for (int i = 1; i < count; ++i)
+	{
+		std::string val(get_option_json(handle, i));
+		json* jsn = new json();
+		if (jsn->attach_text(&val[0]) &&
+			jsn->get_value("type", val))
+		{
+			if (refresh_current_value(i, jsn))
+				changed->push_back(i);
+		}
+		delete jsn;
+	}
+}
+bool hg_sane_middleware::get_current_value(scanner_handle handle, int option, void* value, SANE_Value_Type* type)
 {
 	std::string val(get_option_json(handle, option));
-	json*		jsn = new json();
+	json* jsn = new json();
 	int			estimate = 20;
 	bool		ret = false;
 
@@ -1052,8 +1103,8 @@ bool hg_sane_middleware::get_current_value(scanner_handle handle, int option, vo
 void* hg_sane_middleware::get_default_value(scanner_handle handle, int option)
 {
 	std::string val(get_option_json(handle, option));
-	void*		data = nullptr;
-	json*		jsn = new json();
+	void* data = nullptr;
+	json* jsn = new json();
 
 	if (jsn->attach_text(&val[0]) &&
 		jsn->get_value("type", val))
@@ -1105,28 +1156,13 @@ void* hg_sane_middleware::get_default_value(scanner_handle handle, int option)
 		}
 	}
 	delete jsn;
-	
-	return data;
-}
-void hg_sane_middleware::reload_current_value(scanner_handle handle, std::vector<int>* changed)
-{
-	long count = 0;
 
-	if (changed)
-		changed->clear();
-	hg_scanner_get_parameter(handle, 0, NULL, &count);
-	for (int i = 1; i < count; ++i)
+	if (!data && std_opt_)
 	{
-		std::string val(get_option_json(handle, i));
-		json* jsn = new json();
-		if (jsn->attach_text(&val[0]) &&
-			jsn->get_value("type", val))
-		{
-			if (refresh_current_value(i, jsn))
-				changed->push_back(i);
-		}
-		delete jsn;
+		data = std_opt_->get_default_value(handle, option);
 	}
+
+	return data;
 }
 SANE_Status hg_sane_middleware::get_devices(const SANE_Device*** device_list, SANE_Bool local_only)
 {
@@ -1452,6 +1488,24 @@ SANE_Status hg_sane_middleware::set_option(SANE_Handle h, SANE_Int option, SANE_
 		return status;
 	}
 }
+bool hg_sane_middleware::get_cur_value(SANE_Handle handle, int option, void* value, SANE_Value_Type* type)
+{
+	scanner_handle	h = find_openning_device(handle);
+
+	if (!h)
+		return false;
+
+	return get_current_value(h, option, value, type);
+}
+void* hg_sane_middleware::get_def_value(SANE_Handle handle, int option)
+{
+	scanner_handle	h = find_openning_device(handle);
+
+	if (!h)
+		return NULL;
+
+	return get_default_value(h, option);
+}
 SANE_Status hg_sane_middleware::io_control(SANE_Handle h, unsigned long code, void* data, unsigned* len)
 {
 	OPENDEV			od;
@@ -1873,7 +1927,6 @@ extern "C" {	// avoid compiler exporting name in C++ style !!!
 	}
 	void inner_sane_exit(void)
 	{
-		local_utility::stop_work();
 		hg_sane_middleware::clear();
 	}
 	SANE_Status inner_sane_get_devices(const SANE_Device*** device_list, SANE_Bool local_only)
@@ -1974,6 +2027,10 @@ BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved)
 			}
 		}
 	}
+	else if (reason == DLL_PROCESS_DETACH)
+	{
+		inner_sane_exit();
+	}
 
 	return TRUE;
 }
diff --git a/hgsane/sane_hg_mdw.h b/hgsane/sane_hg_mdw.h
index 799073a..4d3f8b2 100644
--- a/hgsane/sane_hg_mdw.h
+++ b/hgsane/sane_hg_mdw.h
@@ -80,9 +80,9 @@ class hg_sane_middleware
 	SANE_Option_Descriptor* find_stored_descriptor(const char* name, int option);
 	SANE_Option_Descriptor* find_stored_descriptor(SANE_Handle handle, int option);
 
-	bool get_current_value(scanner_handle handle, int option, void* value, SANE_Value_Type *type = NULL);
-	void* get_default_value(scanner_handle handle, int option);	// caller should call local_utility::free_memory to free the returned value
 	void reload_current_value(scanner_handle handle, std::vector<int>* changed = NULL);
+	bool get_current_value(scanner_handle handle, int option, void* value, SANE_Value_Type* type = NULL);
+	void* get_default_value(scanner_handle handle, int option);	// caller should call local_utility::free_memory to free the returned value
 
 /// <summary>
 /// 关联项处理
@@ -185,9 +185,17 @@ public:
 
 	SANE_Option_Descriptor* get_option_descriptor(SANE_Handle h, SANE_Int option);
 	SANE_Status set_option(SANE_Handle h, SANE_Int option, SANE_Action action, void* value, SANE_Int* after_do);
+	bool get_cur_value(SANE_Handle handle, int option, void* value, SANE_Value_Type* type = NULL);
+	void* get_def_value(SANE_Handle handle, int option);	// caller should call local_utility::free_memory to free the returned value
 
 	// extension ...
 	SANE_Status io_control(SANE_Handle h, unsigned long code, void* data, unsigned* len);
 
 public:
 };
+
+namespace local_utility
+{
+	void free_memory(void* m);
+	int sane_statu_2_scanner_err(int statu);
+}
diff --git a/hgsane/sane_option.cpp b/hgsane/sane_option.cpp
index f2e6935..e50656f 100644
--- a/hgsane/sane_option.cpp
+++ b/hgsane/sane_option.cpp
@@ -263,6 +263,7 @@ void sane_std_opts::init_known_opt(int option, SANE_Option_Descriptor* desc)
 			om.known.desc->title = "Duplex";
 			om.known.desc->type = SANE_TYPE_BOOL;
 			om.known.desc->unit = SANE_UNIT_NONE;
+			om.init = "true";
 			known_opts_.push_back(om);
 		}
 	}
@@ -287,6 +288,7 @@ void sane_std_opts::init_known_opt(int option, SANE_Option_Descriptor* desc)
 			om.known.desc->title = "Page Width";
 			om.known.desc->type = SANE_TYPE_INT;
 			om.known.desc->unit = SANE_UNIT_MM;
+			om.init = "210";
 			known_opts_.push_back(om);
 
 			om.known.opt = opt_num_base_ + known_opts_.size();
@@ -300,6 +302,7 @@ void sane_std_opts::init_known_opt(int option, SANE_Option_Descriptor* desc)
 			om.known.desc->title = "Page Height";
 			om.known.desc->type = SANE_TYPE_INT;
 			om.known.desc->unit = SANE_UNIT_MM;
+			om.init = "297";
 			known_opts_.push_back(om);
 		}
 	}
@@ -319,6 +322,39 @@ bool sane_std_opts::is_known_option(int opt, SANE_Option_Descriptor** user)
 
 	return sod != nullptr;
 }
+void* sane_std_opts::get_default_value(scanner_handle h, int opt)
+{
+	int		ind = -1;
+	void*	ret = nullptr;
+
+	if (get_known_option(opt, &ind))
+	{
+		OPTMAP* op = &known_opts_[ind];
+		if (op->known.desc->type == SANE_TYPE_BOOL)
+		{
+			ret = local_utility::acquire_memory(sizeof(SANE_Bool), nullptr);
+			*(SANE_Bool*)ret = op->init == "true" ? SANE_TRUE : SANE_FALSE;
+		}
+		else if (op->known.desc->type == SANE_TYPE_INT)
+		{
+			ret = local_utility::acquire_memory(sizeof(SANE_Int), nullptr);
+			*(SANE_Int*)ret = atoi(op->init.c_str());
+		}
+		else if(op->known.desc->type == SANE_TYPE_FIXED)
+		{
+			ret = local_utility::acquire_memory(sizeof(SANE_Fixed), nullptr);
+			*(SANE_Fixed*)ret = SANE_FIX(atof(op->init.c_str()));
+		}
+		else if (op->known.desc->type == SANE_TYPE_STRING)
+		{
+			ret = local_utility::acquire_memory(op->known.desc->size + 4, nullptr);
+			memset(ret, 0, op->known.desc->size + 4);
+			strcpy((char*)ret, op->init.c_str());
+		}
+	}
+
+	return ret;
+}
 scanner_err sane_std_opts::get_value(scanner_handle h, int opt, void* buf)
 {
 	int			ind = -1;
diff --git a/hgsane/sane_option.h b/hgsane/sane_option.h
index aa825ac..bc888ce 100644
--- a/hgsane/sane_option.h
+++ b/hgsane/sane_option.h
@@ -33,6 +33,7 @@ class sane_std_opts
 	{
 		SANEOPT		known;
 		SANEOPT		user;
+		std::string	init;
 	}OPTMAP;
 	std::vector<OPTMAP>		known_opts_;
 	int						opt_num_base_;
@@ -57,6 +58,7 @@ public:
 	SANE_Option_Descriptor* get_option(int option);
 
 	bool is_known_option(int opt, SANE_Option_Descriptor** user = nullptr);
+	void* get_default_value(scanner_handle h, int opt);				// call local_utility::free_memory to free the returned buffer
 	scanner_err get_value(scanner_handle h, int opt, void* buf);	// call this ONLY when is_known_option returnning true
 	scanner_err set_value(scanner_handle h, int opt, void* buf);	// call this ONLY when is_known_option returnning true
 };
diff --git a/sdk/hginclude/huagaoxxx_warraper_ex.h b/sdk/hginclude/huagaoxxx_warraper_ex.h
index 125276a..267b5b8 100644
--- a/sdk/hginclude/huagaoxxx_warraper_ex.h
+++ b/sdk/hginclude/huagaoxxx_warraper_ex.h
@@ -30,9 +30,9 @@
 #ifdef WIN32
 #ifndef HGSCANNER_EXPORT
 #ifdef _DEBUG
-#pragma comment(lib, "debug/hgscanner.lib")
+#pragma comment(lib, "debug/scanner.lib")
 #else
-#pragma comment(lib, "release/hgscanner.lib")
+#pragma comment(lib, "release/scanner.lib")
 #endif
 #endif
 #endif
@@ -134,6 +134,8 @@
 
 typedef struct _device
 {
+	unsigned short	vid;
+	unsigned short	pid;
 	char	name[MAX_NAME_LEN];		// 设备ANSI名称，驱动需要保证该名称唯一，
 									//     即使在有几台同类设备同时连接上时，也能通过该名称访问指定的设备
 									//	参考命名：名称+资源，如“HG200 USB1”