From 447e1e94b299b9e43edace854089797d92e5f70e Mon Sep 17 00:00:00 2001
From: gb <741021719@qq.com>
Date: Mon, 3 Jul 2023 14:53:18 +0800
Subject: [PATCH] =?UTF-8?q?xfercount=E5=8A=A01=E5=90=8E=E5=86=8D=E9=99=A4?=
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---
 twain/twain/huagaods.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/twain/twain/huagaods.cpp b/twain/twain/huagaods.cpp
index 3506316..8e80135 100644
--- a/twain/twain/huagaods.cpp
+++ b/twain/twain/huagaods.cpp
@@ -1795,6 +1795,7 @@ void huagao_ds::init_support_caps(void)
 
 			if (dup && count >= 2)
 			{
+				count++;
 				count /= 2;
 			}
 			SET_SANE_OPT_EX(ret, scanner_, scan_count, &count);
@@ -2361,12 +2362,12 @@ void huagao_ds::init_support_caps(void)
 
 		int ret = SCANNER_ERR_OK;
 		int count = count_;
-		if (dup && count_ >= 2)
+		if (dup && count >= 2)
 		{
 			count /= 2;
 			SET_SANE_OPT_EX(ret, scanner_, scan_count, &count);
 		}
-		else if (!dup && count_ >= 2)
+		else if (!dup && count >= 2)
 			SET_SANE_OPT_EX(ret, scanner_, scan_count, &count)
 
 		return CapSupGetAllReset<BYTE, Bool, CapType::DuplexEnabled>(msg, data, dup, Bool(true));