移除照片模式，新增实例439json

hgdriver/hgdev/hg_scanner_239.h

@@ -58,7 +58,7 @@ protected:
 	virtual int  on_get_feedmode(int& feedmode) override;//获取分纸强度
 	virtual int  on_set_feedmode(int feedmode) override;//设置分纸强度
 	virtual int  on_pic_type(bool& pic);//照片模式或者文本模式
-	virtual int  on_pick_paper(bool autostrength);
+	virtual int  on_pick_paper(bool autostrength); //自动分纸强度
 	virtual int  on_pick_paper_threshold(double threshold);
 	virtual int  on_is_auto_paper(bool isautopaper);//待纸扫描
 	virtual void on_device_reconnected(void) override;

hgdriver/hgdev/scanner_manager.cpp

@@ -241,7 +241,15 @@ hg_scanner* hg_scanner_mgr::create_scanner_g402(const char* name, usb_io* io, sc
 
     return dynamic_cast<hg_scanner*>(s);
 }
+hg_scanner* hg_scanner_mgr::create_scanner_g439(const char* name, usb_io* io, scanner_handle* h)
+{
+    hg_scanner_239* s = new hg_scanner_239(name, 0x439, io);
 
+    if (h)
+        *h = s;
+
+    return dynamic_cast<hg_scanner*>(s);
+}
 void hg_scanner_mgr::usb_event_handle(usb_event ev, libusb_device* device, int vid, int pid, int usb_ver_h, int usb_ver_l, bool* retry, void* user) // usb_ver_h.usb_ver_l
 {
     hg_scanner_mgr* obj = (hg_scanner_mgr*)user;

hgdriver/hgdev/scanner_manager.h

@@ -104,6 +104,7 @@ public:
     static hg_scanner* create_scanner_g302(const char* name, usb_io* io, scanner_handle* h);
     static hg_scanner* create_scanner_g400(const char* name, usb_io* io, scanner_handle* h);
     static hg_scanner* create_scanner_g402(const char* name, usb_io* io, scanner_handle* h);
+    static hg_scanner* create_scanner_g439(const char* name, usb_io* io, scanner_handle* h);
 
 public:
     scanner_err hg_scanner_enum(ScannerInfo* scanner_list, long* count, bool local_only);