From acf836648d9df4393c14cc220ccd5d7a543a335c Mon Sep 17 00:00:00 2001
From: gb <741021719@qq.com>
Date: Sat, 17 Jun 2023 16:52:39 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=9B=BE=E5=83=8F=E6=A0=BC?=
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---
 hgdriver/hgdev/scanner_manager.cpp | 18 +++++++++++++++++-
 hgsane/sane_hg_mdw.cpp             |  2 ++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/hgdriver/hgdev/scanner_manager.cpp b/hgdriver/hgdev/scanner_manager.cpp
index 03bc522..09f3a76 100644
--- a/hgdriver/hgdev/scanner_manager.cpp
+++ b/hgdriver/hgdev/scanner_manager.cpp
@@ -908,7 +908,9 @@ scanner_err hg_scanner_mgr::hg_scanner_get_parameter(scanner_handle h, const cha
             return (scanner_err)SCAN_PTR(h)->device_io_control(IO_CTRL_CODE_GET_CUSTOM_GAMMA, data, (unsigned int*)len);
 
         if (strcmp(SANE_STD_OPT_NAME_LOGIN, name) == 0 ||
-            strcmp(SANE_STD_OPT_NAME_LOGOUT, name) == 0)
+            strcmp(SANE_STD_OPT_NAME_LOGOUT, name) == 0 ||
+            strcmp(SANE_STD_OPT_NAME_TRANSFORM_IMAGE_FORMAT, name) == 0 ||
+            strcmp(SANE_STD_OPT_NAME_FREE_BUFFER, name) == 0)
             return SCANNER_ERR_DEVICE_NOT_SUPPORT;
 
         if (strcmp(SANE_STD_OPT_NAME_ROLLER_LIFE, name) == 0)
@@ -1002,6 +1004,20 @@ scanner_err hg_scanner_mgr::hg_scanner_set_parameter(scanner_handle h, const cha
         }
         else if (strcmp(SANE_STD_OPT_NAME_CUSTOM_GAMMA, name) == 0)
             return (scanner_err)SCAN_PTR(h)->device_io_control(IO_CTRL_CODE_SET_CUSTOM_GAMMA, data, (unsigned int*)len);
+        else if (strcmp(SANE_STD_OPT_NAME_TRANSFORM_IMAGE_FORMAT, name) == 0)
+        {
+            return (scanner_err)SCAN_PTR(h)->device_io_control(IO_CTRL_CODE_CONVERT_IMAGE_FORMAT, data, (unsigned int*)len);
+        }
+        else if (strcmp(SANE_STD_OPT_NAME_FREE_BUFFER, name) == 0)
+        {
+            void* ptr = data ? *(void**)data : nullptr;
+            scanner_err ret = (scanner_err)SCAN_PTR(h)->device_io_control(IO_CTRL_CODE_FREE_MEMORY, ptr, (unsigned int*)len);
+
+            if (data)
+                *(void**)data = nullptr;
+
+            return ret;
+        }
     }
 
     return (scanner_err)SCAN_PTR(h)->set_setting(name, data, len);
diff --git a/hgsane/sane_hg_mdw.cpp b/hgsane/sane_hg_mdw.cpp
index afc16a2..f84a9c0 100644
--- a/hgsane/sane_hg_mdw.cpp
+++ b/hgsane/sane_hg_mdw.cpp
@@ -400,6 +400,8 @@ namespace local_utility
 		FIX_ID_TO_NAME(ROLLER_LIFE, sizeof(SANE_Int));
 
 		FIX_ID_TO_NAME(CUSTOM_GAMMA, sizeof(SANE_Gamma));
+		FIX_ID_TO_NAME(TRANSFORM_IMAGE_FORMAT, sizeof(SANE_ImageFormatConvert));
+		FIX_ID_TO_NAME(FREE_BUFFER, sizeof(void*));
 		//FIX_ID_TO_NAME(LANGUAGE, 128);
 
 		return "";