private static void insertImage(org.apache.poi.ss.usermodel.Workbook workbook, HSSFCell cell, byte[] imgBytes, int pictureType) {
        int pictureIdx = workbook.addPicture(imgBytes, pictureType);
        CreationHelper helper = workbook.getCreationHelper();
        Drawing drawing = workbook.getSheetAt(0).createDrawingPatriarch();
        ClientAnchor anchor = helper.createClientAnchor();
        anchor.setCol1(cell.getColumnIndex());
        anchor.setRow1(cell.getRowIndex());
        anchor.setAnchorType(ClientAnchor.MOVE_DONT_RESIZE  );
        Picture pict = drawing.createPicture(anchor, pictureIdx);
        pict.resize();
    }