Worksheet sheet = workbook.getWorksheets().get(0);
//Adding a picture at the location of a cell whose row and column indices
//are 5 in the worksheet. It is "F6" cell
int pictureIndex = sheet.getPictures().add(5,5,"data/xlsx4j/greentick.png");
Picture picture = sheet.getPictures().get(pictureIndex);
//Saving the Excel file
workbook.save("data/xlsx4j/AddImage-Aspose.xlsx",SaveFormat.XLSX);
//Print Message