diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index 4f6f98c..f50deb6 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -2227,7 +2227,8 @@ COM_API_IMPLEMENT(scanner, int, get_scanned_images(DWORD milliseconds))
 			TranslateMessage(&msg);
 			DispatchMessageW(&msg);
 		}
-		Sleep(elapse);
+		else
+			Sleep(elapse);
 
 		int ev = get_event();
 
diff --git a/twain/twain/huagaods.cpp b/twain/twain/huagaods.cpp
index 5c9651e..99f120b 100644
--- a/twain/twain/huagaods.cpp
+++ b/twain/twain/huagaods.cpp
@@ -1332,6 +1332,9 @@ Result huagao_ds::call(const Identity& origin, DataGroup dg, Dat dat, Msg msg, v
 	try {
 		// we can override almost anything from SourceFromThis, even the top-most source instance call
 		//FileTools::write_log("D:\\1.txt", "call:datagroup-"+to_string((int)dg)+"dat-"+to_string(int(dat))+"msg-"+to_string(int(msg)));
+		if (dat == Dat::ImageNativeXfer && state() == DsState::Enabled)	// 云阅卷扫描端不等状态改变，直接取图，此处设置一次状态 2022-11-07
+			notifyXferReady();
+
 		return Base::call(origin, dg, dat, msg, data);
 	}
 	catch (const CapabilityException& e) {