[pdftex] create stream object from more than one source

[Heiko Oberdiek]

On Thu, Feb 16, 2006 at 03:03:37PM +0100, Alexander Grahn wrote:

> Hi List,
> 
> I would like to create a PDF stream object from more than one source
> (e. g. string + file). With pdfmarks this can be achieved this way:
> 
> [ /_objdef {myStreamObj} /type/stream /OBJ pdfmark
> [ {myStreamObj} (Hello World!) /PUT pdfmark
> [ {myStreamObj} (file.txt) (r) file /PUT pdfmark
> 
> Is this possible with pdfTeX too? And If so, how?

Since pdfTeX 1.30.0:

\def\filedump#1{%
  \pdfunescapehex{%
    \pdffiledump length \pdffilesize{#1}{#1}%
  }%
}

\immediate\pdfobj stream {%
  Hello World!^^J%
  Second Line.^^J%
  \filedump{file.txt}%
}

For very large files you have probably to configure a larger
main memory for pdfTeX.

Yours sincerely
  Heiko <oberdiek at uni-freiburg.de>
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