增加获取滚轴寿命接口

hgdriver/hgdev/hg_scanner.cpp

@@ -3978,6 +3978,10 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
 	}
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
 }
+int hg_scanner::get_roller_life(void)
+{
+	return 150000;
+}
 int hg_scanner::discard_all_images(void)
 {
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;

hgdriver/hgdev/hg_scanner.h

@@ -489,6 +489,8 @@ public:
     virtual int reset(void);
     virtual int device_io_control(unsigned long code, void* data, unsigned* len);
     virtual int discard_all_images(void) = 0;
+    virtual int get_roller_life(void);  // 获取滚轴最大寿命
+
 public:
 	hg_scanner(ScannerSerial serial, const char* dev_name, usb_io* io,int pid);
 	virtual ~hg_scanner();

hgdriver/hgdev/hg_scanner_200.cpp

@@ -130,6 +130,10 @@ int hg_scanner_200::discard_all_images(void)
 	discard_prev();
 	return SCANNER_ERR_OK;
 }
+int hg_scanner_200::get_roller_life(void)
+{
+	return 450000;
+}
 void hg_scanner_200::thread_handle_usb_read(void)
 {
 	int		ret = SCANNER_ERR_OK,

hgdriver/hgdev/hg_scanner_200.h

@@ -26,6 +26,8 @@ protected:
 	virtual void thread_handle_usb_read(void) override;
 	virtual int on_scanner_closing(bool force) override;
 	virtual int discard_all_images(void) override;
+	virtual int get_roller_life(void) override;
+
 protected:
 	virtual int on_color_mode_changed(int& color_mode) override; // COLOR_MODE_xxx
 	virtual int on_paper_changed(int& paper) override;           // PAPER_xxx

hgdriver/hgdev/hg_scanner_239.cpp

@@ -762,6 +762,10 @@ int hg_scanner_239::discard_all_images(void)
 		VLOG_MINI_2(LOG_LEVEL_DEBUG_INFO, "prev-connection has left %d interrupt packet(s) && %d image(s).\n", pre_int, pre_img);
 	return 0;
 }
+int hg_scanner_239::get_roller_life(void)
+{
+	return 450000;
+}
 int hg_scanner_239::on_color_mode_changed(int& color_mode)
 {
 

hgdriver/hgdev/hg_scanner_239.h

@@ -83,6 +83,7 @@ public:
 	virtual int stop(void) override;
 	virtual int reset(void) override;
 	virtual int device_io_control(unsigned long code, void* data, unsigned* len) override;
+	virtual int get_roller_life(void) override;
 
 public:
 	//////////////固定的硬件信息设置或获取//////////////

hgdriver/hgdev/hg_scanner_300.cpp

@@ -299,6 +299,10 @@ int hg_scanner_300::discard_all_images(void)
 	}
 	return SCANNER_ERR_OK;
 }
+int hg_scanner_300::get_roller_life(void)
+{
+	return pid_ == 300 ? 150000 : 200000;
+}
 int hg_scanner_300::start(void)
 {
 	bool	handled = false;

hgdriver/hgdev/hg_scanner_300.h

@@ -26,6 +26,8 @@ protected:
 	virtual int  on_scanner_closing(bool force) override;
 	virtual void thread_handle_usb_read(void) override;
 	virtual int discard_all_images(void) override;
+	virtual int get_roller_life(void) override;
+
 protected:
 	virtual	int  on_color_mode_changed(int& color_mode) override;	//颜色切换
 	virtual int  on_paper_changed(int& paper) override;				//纸张大小设置

hgdriver/hgdev/hg_scanner_302.cpp

@@ -92,7 +92,7 @@ namespace settings302
 		{200.0f, 1},
 		{240.0f, 1},
 		{300.0f, 0},
-		{600.0f, 1} //临时版本发1  原来发2
+		{600.0f, 1} //临时版本å<EFBFBD>?  原æ<C5B8>¥å<C2A5>?
 	};
 	bool is_equal(float l, float r)
 	{
@@ -666,6 +666,10 @@ int hg_scanner_302::discard_all_images(void)
 		VLOG_MINI_2(LOG_LEVEL_DEBUG_INFO, "prev-connection has left %d interrupt packet(s) && %d image(s).\n", pre_int, pre_img);
 	return 0;
 }
+int hg_scanner_302::get_roller_life(void)
+{
+	return pid_ == 302 ? 150000 : 200000;
+}
 int hg_scanner_302::on_color_mode_changed(int& color_mode)
 {
 
@@ -753,7 +757,7 @@ int hg_scanner_302::on_paper_check_changed(bool& check)
 }
 int hg_scanner_302::on_resolution_changed(int& dpi)
 {
-	dev_conf_.params_3399.dpi = 1;  //dpi 华凌cis和敦南cis 默认发1无需改变
+	dev_conf_.params_3399.dpi = 1;  //dpi å<EFBFBD>Žå‡Œcis和敦å<EFBFBD>—cis 默认å<C2A4>?无需改å<C2B9>˜
 	int	ret = writedown_device_configuration();
 	return ret;
 }
@@ -1267,7 +1271,7 @@ int hg_scanner_302::get_scan_is_sleep(SANE_Bool& type)
 {
 	std::lock_guard<std::mutex>      lock(io_lock_);
 	int ret = 0, val;
-	ret = read_register(setting3399::SR_GET_SLEEP_STAUTUS, &val); //0休眠  1唤醒状态
+	ret = read_register(setting3399::SR_GET_SLEEP_STAUTUS, &val); //0休眠  1唤醒状�
 	if (ret == SCANNER_ERR_OK)
 	{
 		type = val == 1 ? true : false;

hgdriver/hgdev/hg_scanner_302.h

@@ -53,6 +53,8 @@ class hg_scanner_302 : public hg_scanner
 
 	int read_one_image_from_usb(SANE_Image_Statu statu = SANE_Image_Statu_OK);
 	virtual int discard_all_images();
+	virtual int get_roller_life(void) override;
+
 protected:
 	virtual void on_device_reconnected(void) override;
 	virtual int  on_scanner_closing(bool force) override;

hgdriver/hgdev/scanner_manager.cpp

@@ -380,7 +380,7 @@ void hg_scanner_mgr::on_hgscanner_pnp(usb_event ev, libusb_device* device, int v
             size_t i = 0;
             for (; i < online_devices_.size(); ++i)
             {
-                if (online_devices_[i].dev == device)   // 此处假定同一台设备重新连接后，设备对象“device”保持不变；如果假设不成立，会导致设备重连消息不能正常接收，绑定到该设备的scanner对象得不到释放
+                if (online_devices_[i].dev == device)   // 此处å<EFBFBD>‡å®šå<EFBFBD>Œä¸€å<EFBFBD>°è®¾å¤‡é‡<EFBFBD>新连接å<EFBFBD>Žï¼Œè®¾å¤‡å¯¹è±¡â€œdeviceâ€<EFBFBD>ä¿<EFBFBD>æŒ<EFBFBD>ä¸<EFBFBD>å<EFBFBD>˜ï¼›å¦‚æžœå<EFBFBD>‡è®¾ä¸<EFBFBD>æˆ<EFBFBD>立，会导致设备é‡<EFBFBD>连消æ<EFBFBD>¯ä¸<EFBFBD>能正常接收，绑定到该设备的scanner对象得ä¸<EFBFBD>到释æ”?
                 {
                     online_devices_[i].ind = index;
                     add = false;
@@ -895,6 +895,20 @@ scanner_err hg_scanner_mgr::hg_scanner_get_parameter(scanner_handle h, const cha
         if (strcmp(SANE_STD_OPT_NAME_LOGIN, name) == 0 ||
             strcmp(SANE_STD_OPT_NAME_LOGOUT, name) == 0)
             return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+
+        if (strcmp(SANE_STD_OPT_NAME_ROLLER_LIFE, name) == 0)
+        {
+            if (*len < sizeof(SANE_Int))
+            {
+                *len = sizeof(SANE_Int);
+
+                return SCANNER_ERR_INSUFFICIENT_MEMORY;
+            }
+
+            *(SANE_Int*)data = SCAN_PTR(h)->get_roller_life();
+
+            return SCANNER_ERR_OK;
+        }
     }
 
     int l = *len,

hgsane/sane_hg_mdw.cpp

@@ -393,6 +393,7 @@ namespace local_utility
 		FIX_ID_TO_NAME(FIRMWARE_VERSION, 255);
 		FIX_ID_TO_NAME(DEVICE_IP_ADDR, 255);
 		FIX_ID_TO_NAME(DEVICE_MAC_ADDR, 255);
+		FIX_ID_TO_NAME(ROLLER_LIFE, sizeof(SANE_Int));
 
 		FIX_ID_TO_NAME(CUSTOM_GAMMA, sizeof(SANE_Gamma));