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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} \begin{framed}
\noindent\small\verb!cpdf in.pdf -o out.pdf! \noindent\small\verb!cpdf in.pdf -o out.pdf!
\end{framed} \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 output may be the same file. Of course, we should like to do more interesting
things to the PDF file than that! things to the PDF file than that!
@ -992,7 +992,7 @@ progress is shown on \verb!stderr! (Standard Error):
\begin{framed} \begin{framed}
\noindent\small\verb!cpdf -gs gs -gs-malformed in.pdf -o out.pdf!\end{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} \begin{framed}
\noindent\small\verb!cpdf in.pdf -gs gs -gs-malformed-force -o out.pdf [-gs-quiet]!\end{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} \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 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 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: 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! / ? < > \ : * | " ^ + =! \verb! / ? < > \ : * | " ^ + =!
\end{framed} \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} \section{Encrypting with Split and Split Bookmarks}
\index{encryption} \index{encryption}