Ethereal-dev: Re: [Ethereal-dev] PDML output - creator attribute

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From: "Martin Regner" <martin.regner@xxxxxxxxx>
Date: Sat, 3 Jan 2004 07:48:28 +0100
Fulvio Risso wrote:
<Yes, but the *format* of the PDML output does not change if you modify the
<dissectors.
<An oupdated dissector will change the *data* inside the PDML file, not the
<*format* of the PDML file.
<So, I believe that "creator" should keep only the name (not the version) of
<the PDML file.

I think that it is good to indicate the version of Ethereal anyway in the
PDML header, and this would still be good to have even when the
PDML file format is stable (but dissectors will never be stable).

PS! I made a simple program a few days ago in just a couple of hours that
makes use of the PDML output from tethereal. It takes the Tethereal 0.10.0
PDML output for a T.38 fax call and extracts the T.4 compressed picture data
(so far just supports G3Fax 1D-compression or G3Fax 2D-compression) and puts
in a TIFF-file. However the generated TIFF-file is not yet completely
according to the TIFF Class F format. Some TIFF-viewers may not like the
deviations (the 1D-compressed pictures worked with most programs I have
tried so far). But I can use e.g. tiff2ps to convert the TIFF file to
postscript format or tiffcp to convert the file into another TIFF file.