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- Newsgroups: comp.os.msdos.programmer
- Path: sparky!uunet!usc!sol.ctr.columbia.edu!eff!news.oc.com!mercury.unt.edu!ponder!drice
- From: drice@ponder.csci.unt.edu (Keith Rice)
- Subject: Re: PRINT.EXE a binary file?
- Message-ID: <drice.715491356@ponder>
- Sender: usenet@mercury.unt.edu (UNT USENet Adminstrator)
- Organization: University of North Texas
- References: <BtzFH9.G3J@usenet.ucs.indiana.edu>
- Distribution: usa
- Date: Thu, 3 Sep 1992 03:35:56 GMT
- Lines: 32
-
- In <BtzFH9.G3J@usenet.ucs.indiana.edu> yawei@bronze.ucs.indiana.edu (~{QG9p~}) writes:
-
-
- >I have the need to dump megabytes of bitmap image to some slow
- >dot matrix printers. I thought this might a neat idea: first
- >dump the image to a disk file, then pass the file name to
- >PRINT.EXE via the DOS multiplex interrupt calls so that it can
- >be printed in the background. Everything worked perfectly
- >until some bytes with values 0x0D or 0x1B sneaked into the files.
-
- >It turned out that PRINT.EXE was only equiped to handle non-binary
- >files! (This was confirmed after checking the manuals.) An
- >otherwise useful program is thus seriously handicapped.
-
- >I wonder whether anyone has discovered anything undocumented that
- >might allow me to get PRINT.EXE to do what I wanted?
-
- >On a similar note, can anyone recommend any PD print spooler
- >that can handle that much data? PD utility is probably the next
- >best thing in terms of user's ease of access.
-
- If you're willing to not use the computer while the image is printing
- you can try "COPY filename LPT1 /B". This will "copy" the file to
- the printer and it won't choke on the odd values because the "/B"
- copies in binary mode instead of text mode.
-
- --
- D. Keith Rice -- University of North Texas -- drice@ponder.csci.unt.edu
- -----------------------------------------------------------------------
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