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John Whitington 2023-06-17 14:35:26 +01:00
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cpdfmanual.pdf
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cpdfmanual.tex
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@ -654,7 +654,7 @@ The operation \texttt{-help / --help} prints each operation and option together
\begin{framed}
\noindent\small\verb!cpdf in.pdf -o out.pdf!
\end{framed}
\noindent which copies \texttt{in.pdf} to \texttt{out.pdf}. The input and
\noindent This copies \texttt{in.pdf} to \texttt{out.pdf}. The input and
output may be the same file. Of course, we should like to do more interesting
things to the PDF file than that!
@ -992,7 +992,7 @@ progress is shown on \verb!stderr! (Standard Error):
\begin{framed}
\noindent\small\verb!cpdf -gs gs -gs-malformed in.pdf -o out.pdf!\end{framed}
To suppress the output of \texttt{gs} use the \texttt{-gs-quiet} option. If the malformity lies inside an individual page of the PDF, rather than in its gross structure, \texttt{cpdf} may appear to succeed in reconstruction, only to fail when processing a page (e.g when adding text). To force the use of \texttt{gs} to pre-process such files so cpdf cannot fail on them, use \texttt{-gs\--malformed\--force}:
\noindent To suppress the output of \texttt{gs} use the \texttt{-gs-quiet} option. If the malformity lies inside an individual page of the PDF, rather than in its gross structure, \texttt{cpdf} may appear to succeed in reconstruction, only to fail when processing a page (e.g when adding text). To force the use of \texttt{gs} to pre-process such files so cpdf cannot fail on them, use \texttt{-gs\--malformed\--force}:
\begin{framed}
\noindent\small\verb!cpdf in.pdf -gs gs -gs-malformed-force -o out.pdf [-gs-quiet]!\end{framed}
@ -1002,7 +1002,7 @@ To suppress the output of \texttt{gs} use the \texttt{-gs-quiet} option. If the
\begin{framed}\noindent\textit{Note: Use of these commands with \texttt{-gs} is a last resort; they may strip some metadata from PDF files.}\end{framed}
Sometimes old, pre-ISO standardisation files can be technically well-formed but use inefficient PDF constructs. If you are sure the input files you are using are
\noindent Sometimes old, pre-ISO standardisation files can be technically well-formed but use inefficient PDF constructs. If you are sure the input files you are using are
modern ISO-compliant PDFs, the \texttt{-fast} option may be added to the command line (or, if
using \texttt{AND}, to each section of the command line). This will use certain
shortcuts which speed up processing, but would fail on a minority of pre-ISO files. The \verb!-fast! option may be used with:
@ -1281,7 +1281,7 @@ one of the output files.
\verb! / ? < > \ : * | " ^ + =!
\end{framed}
To prevent this process, and convert bookmark names to UTF8 instead, add \texttt{-utf8} to the command.
\noindent To prevent this process, and convert bookmark names to UTF8 instead, add \texttt{-utf8} to the command.
\section{Encrypting with Split and Split Bookmarks}
\index{encryption}