NAME¶

ddstdecode - Decode a Ricoh DDST stream into human readable form.

SYNOPSIS¶

ddstdecode [options] <ddst-file

DESCRIPTION¶

ddstdecode decodes a Ricoh DDST stream into human readable form.

A Ricoh DDST stream is the printer language used by some Ricoh printers. From what I can tell, it is pbmtojbg(1) wrapped with some PJL.

COMMAND LINE OPTIONS¶

These are the options that can appear on the command line.

-d basename

Basename of .pbm file for saving decompressed planes.

-h

Print hex file offsets.

-o

Print file offsets.

-D level

Set Debug level [0].

EXAMPLES¶

Decode an Ricoh DDST stream file created by a Ricoh SP112.

$ ddstdecode -h ~/testpage-ricoh-sp112.prn


     0:  33%-12345X@PJL


     f: @PJL SET TIMESTAMP=2017/03/16 16:53:16


    37: @PJL SET FILENAME=testpage.pdf


    57: @PJL SET COMPRESS=JBIG


    6f: @PJL SET USERNAME=rick


    87: @PJL SET COVER=OFF


    9b: @PJL SET HOLD=OFF


    ae: @PJL SET PAGESTATUS=START


    c9: @PJL SET COPIES=1


    dc: @PJL SET MEDIASOURCE=TRAY1


    f8: @PJL SET MEDIATYPE=PLAINRECYCLE


   119: @PJL SET PAPER=LETTER


   130: @PJL SET PAPERWIDTH=5100


   14a: @PJL SET PAPERLENGTH=6600


   165: @PJL SET RESOLUTION=600


   17e: @PJL SET IMAGELEN=60604


   197: DDST_JBIG_DATA_BEGIN 60604 bytes


                DL = 0, D = 0, P = 1, - = 0, XY = 5100 x 6600


                L0 = 128, MX = 0, MY = 0


                Order   = 3  ILEAVE SMID


                Options = 72  LRLTWO TPBON


                52 stripes, 0 layers, 1 planes


  ee53: DDST_JBIG_DATA_END


  ee53: @PJL SET DOTCOUNT=1765571


  ee6e: @PJL SET PAGESTATUS=END


  ee87: @PJL EOJ


  ee91:  33%-12345X

FILES¶

/usr/bin/ddstdecode

SEE ALSO¶

foo2ddst-wrapper(1), foo2ddst(1), pbmtojbg(1)

AUTHOR¶

Rick Richardson <rick.richardson@comcast.net>
http://foo2xqx.rkkda.com/