[barcode] Re: a little help with EAN 128 for US Postal Service Tracking labels

[Leonid A Broukhis]

> Is this correct? If so, I tried the suggestion in the second post by Franz:
> 
>     $ echo -e '\30142007450\3019101805213907968005044' > barcode.txt
>     $ barcode -n -i barcode.txt -e 128 -u in -g 3.027x0.855

It may be easier to use 128raw. 
> 
> Unfortunately the barcode this generates does not match the one that the USPS 
> provides. The number that I'm trying to encode is:
> 
>           420074509101805213907968005044
> or      (420) 07450 (91) 01805213907968005044
> 
> It has two application identifiers (AI's). The first is 420 which identifies 
> the subsequent five digits 07450 as the destination postal code. The next AI is 
> 91 which identifies the tracking number 01805213907968005044.
 
Invest some time in decoding the USPS barcode manually,
then use 128raw if you want an exact match.

	Leo