diff --git a/hgdriver/hgdev/image_process.cpp b/hgdriver/hgdev/image_process.cpp
index bc250cc..6522e99 100644
--- a/hgdriver/hgdev/image_process.cpp
+++ b/hgdriver/hgdev/image_process.cpp
@@ -1336,12 +1336,22 @@ namespace hg_imgproc
 		{
 			// MSB word[7] and word[8] are x and y resolutions
 			std::vector<int>	cpr;
+			unsigned short		jpeg_r = (resolution << 8) | ((resolution >> 8) & 0x0ff);
 			cpr.push_back(CV_IMWRITE_JPEG_QUALITY);
 			cpr.push_back((int)(long)conv->dst.fmt.detail);
-			cpr.push_back(CV_IMWRITE_JPEG_RST_INTERVAL);
-			cpr.push_back(resolution);
 			if (conv->dst.is_file)
+			{
 				cv::imwrite(conv->dst.data, imsg, cpr);
+
+				//FILE* f = fopen(conv->dst.data, "rb+");
+				//if (f)
+				//{
+				//	fseek(f, 0x0e, SEEK_SET);
+				//	fwrite(&jpeg_r, sizeof(jpeg_r), 1, f);
+				//	fwrite(&jpeg_r, sizeof(jpeg_r), 1, f);
+				//	fclose(f);
+				//}
+			}
 			else
 			{
 				std::string	tmpf(hg_log::temporary_path() + PATH_SEPARATOR + "imgtrans.tmp");
@@ -1350,6 +1360,8 @@ namespace hg_imgproc
 				conv->dst.data = (SANE_String_Const)G4Tiff::load_mini_file(tmpf.c_str(), &bytes, allocate_memory);
 				conv->dst.data_len = bytes;
 				remove(tmpf.c_str());
+				//if (conv->dst.data_len > 0x20)
+				//	((unsigned short*)conv->dst.data)[7] = ((unsigned short*)conv->dst.data)[8] = jpeg_r;
 			}
 		}
 		else if (conv->dst.fmt.compress.compression == SANE_COMPRESSION_GROUP4)