修改代码

dev-zxing/src/main/java/com/tykj/dev/device/zxing/controller/ZxingController.java

@@ -45,6 +45,7 @@ public class ZxingController {
             List<byte[]> bytes = PdfToImageUtil.pdfToImage(Base64Util.getFileBytes(path));
             Base64Util.byte2image(bytes.get(0), stt);
         }
+
         String base64 = Base64Util.getImageStr(stt);
         QRCodeUtils qrCodeUtils = new QRCodeUtils();
         return qrCodeUtils.deEncodeByBase64(base64);