diff --git a/build/windows/HGScannerLib/HGScannerLib.def b/build/windows/HGScannerLib/HGScannerLib.def
index e98ff05f..87a09e2d 100644
--- a/build/windows/HGScannerLib/HGScannerLib.def
+++ b/build/windows/HGScannerLib/HGScannerLib.def
@@ -3,6 +3,8 @@ LIBRARY
 EXPORTS
 
 HGLib_LoadImage
+HGLib_GetImageData
+HGLib_GetImageInfo
 HGLib_SaveImage
 HGLib_ReleaseImage
 HGLib_InitDevice
diff --git a/doc/scannerlib/新版SDK接口说明.doc b/doc/scannerlib/新版SDK接口说明.doc
index 6b61360c..e9758406 100644
Binary files a/doc/scannerlib/新版SDK接口说明.doc and b/doc/scannerlib/新版SDK接口说明.doc differ
diff --git a/doc/scannerlib/新版SDK接口说明.pdf b/doc/scannerlib/新版SDK接口说明.pdf
index b8705cec..754e21ff 100644
Binary files a/doc/scannerlib/新版SDK接口说明.pdf and b/doc/scannerlib/新版SDK接口说明.pdf differ
diff --git a/sdk/scannerlib/HGScannerLib.cpp b/sdk/scannerlib/HGScannerLib.cpp
index d53497b7..0a2e4fe9 100644
--- a/sdk/scannerlib/HGScannerLib.cpp
+++ b/sdk/scannerlib/HGScannerLib.cpp
@@ -30,6 +30,39 @@ HGLibImage HGAPI HGLib_LoadImage(const HGChar* filePath)
 	return (HGLibImage)image;
 }
 
+HGByte* HGAPI HGLib_GetImageData(HGLibImage image)
+{
+	if (NULL == image)
+	{
+		return NULL;
+	}
+
+	HGByte* data = NULL;
+	HGBase_GetImageData((HGImage)image, &data);
+	return data;
+}
+
+HGBool HGAPI HGLib_GetImageInfo(HGLibImage image, HGLibImageInfo* imageInfo)
+{
+	if (NULL == image || NULL == imageInfo)
+	{
+		return HGFALSE;
+	}
+
+	HGImageInfo imgInfo;
+	if (HGBASE_ERR_OK != HGBase_GetImageInfo((HGImage)image, &imgInfo))
+	{
+		return HGFALSE;
+	}
+
+	imageInfo->width = imgInfo.width;
+	imageInfo->height = imgInfo.height;
+	imageInfo->type = imgInfo.type;
+	imageInfo->origin = imgInfo.origin;
+	imageInfo->widthStep = imgInfo.widthStep;
+	return HGTRUE;
+}
+
 HGBool HGAPI HGLib_SaveImage(HGLibImage image, const HGChar* savePath, const HGLibSaveImageParam* saveParam)
 {
 	if (NULL == image || NULL == savePath)
diff --git a/sdk/scannerlib/HGScannerLib.h b/sdk/scannerlib/HGScannerLib.h
index 1e850d94..62b25f7e 100644
--- a/sdk/scannerlib/HGScannerLib.h
+++ b/sdk/scannerlib/HGScannerLib.h
@@ -6,6 +6,23 @@
 HG_DECLARE_HANDLE(HGLibImage);
 HG_DECLARE_HANDLE(HGLibDevice);
 
+/* 1λ�ڰ�ͼ */
+#define HGLIB_IMGTYPE_BINARY	1L
+/* 8λ�Ҷ�ͼ */
+#define HGLIB_IMGTYPE_GRAY		2L
+/* 24λ���ɫ��B8G8R8��ʽ */
+#define HGLIB_IMGTYPE_BGR		3L
+/* 24λ���ɫ��R8G8B8��ʽ */
+#define HGLIB_IMGTYPE_RGB		4L
+/* 32λ���ɫ����Alphaͨ����B8G8R8A8��ʽ */
+#define HGLIB_IMGTYPE_BGRA		5L
+/* 32λ���ɫ����Alphaͨ����R8G8B8A8��ʽ */
+#define HGLIB_IMGTYPE_RGBA		6L
+
+/* ͼ�����ݱ��淽ʽ */
+#define HGLIB_IMGORIGIN_TOP		1L
+#define HGLIB_IMGORIGIN_BOTTOM	2L
+
 /* TIFFѹ����ʽ */
 #define HGLIB_TIFFCOMPRESSION_NONE		1L
 #define HGLIB_TIFFCOMPRESSION_CCITTFAX4 2L
@@ -358,6 +375,16 @@ typedef struct
 	HGBool ocr; /* �Ƿ�OCR��pdf��ofd��ʽ��Ч */
 }HGLibSaveImageParam;
 
+/* ͼ����Ϣ */
+typedef struct
+{
+	HGUInt width;	/* ��(����)������ */
+	HGUInt height;	/* ��(����)������ */
+	HGUInt type;	/* ���ͣ��μ�HGLIB_IMGTYPE_* */
+	HGUInt widthStep; /* ÿ�е��ֽ��� */
+	HGUInt origin; /* �������з�ʽ���μ�HGLIB_IMGORIGIN_* */
+}HGLibImageInfo;
+
 typedef struct
 {
 	HGInt* value;
@@ -447,6 +474,12 @@ typedef void (HGAPI *HGLibDeviceScanImageFunc)(HGLibDevice device, HGLibImage im
 /* ����ͼ�� */
 HGEXPORT HGLibImage HGAPI HGLib_LoadImage(const HGChar *filePath);
 
+/* ��ȡͼ������ */
+HGEXPORT HGByte* HGAPI HGLib_GetImageData(HGLibImage image);
+
+/* ��ȡͼ����Ϣ */
+HGEXPORT HGBool HGAPI HGLib_GetImageInfo(HGLibImage image, HGLibImageInfo* imageInfo);
+
 /* ����ͼ�� */
 HGEXPORT HGBool HGAPI HGLib_SaveImage(HGLibImage image, const HGChar* savePath, const HGLibSaveImageParam* saveParam);