i want to read barcode from pdf file. that pdf file has more than one barcode i have to read second barcode then what i do for that

hi thanks for help but i want some freeware library that help me to read barcode

hi can any one suggests me how to read barcode from pdf file in java is there any library .
thanks in advance actully i serached on net for that i found some library such as apose barcode reader but it is not freeware and i also found JBarcode library is this library is use ful