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John Whitington
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cpdfmanual.pdf
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cpdfmanual.pdf
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@ -437,7 +437,7 @@ PDF 1.5 introduced a new mechanism for storing objects to save space: object str
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\noindent Files written with object streams will be set to PDF 1.5 or higher, unless \texttt{-keep-version} is used (see above).
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\section{Malformed Files}
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\label{fast}
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There are many malformed PDF files in existence, including many produced by
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otherwise-reputable applications. \cpdf\ attempts to correct these problems
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silently.
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@ -479,7 +479,7 @@ The \verb!-fast! option may be used with:
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\begin{framed}
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\small\noindent Chapter \ref{pages}\\
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\noindent\small\verb!-rotate-contents -upright -vflip -hflip!\\
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\small\verb!-shift -scale -scale-to-fit -scale-contents!\\
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\small\verb!-shift -scale-page -scale-to-fit -scale-contents!\\
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\small\verb!-show-boxes -hard-box -trim-marks!\\
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\noindent Chapter \ref{stamps}\\
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@ -542,6 +542,7 @@ escaped (i.e. written \verb!\\!).
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\section{Text Encodings}
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\index{text encodings}
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\label{textencodings}
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Some \texttt{cpdf} commands write text to standard output, or read text from
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the command line or configuration files. These are:
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@ -564,7 +565,7 @@ the command line or configuration files. These are:
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\noindent Add \verb!-utf8! to use Unicode UTF8, \verb!-stripped! to convert to 7
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bit ASCII by dropping any high characters, or \verb!-raw! to perform no
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processing. The default is \verb!-stripped!.
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processing. The default unless specified in the documentation for an individual operation is \verb!-stripped!.
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\section{Font Embedding}
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Use the \texttt{-no-embed-font} to avoid embedding the Standard 14 Font metrics when adding text with \texttt{-add-text}.
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@ -710,23 +711,19 @@ The encryption parameters described in Chapter \ref{encryption} may be added to
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\pagestyle{fancy}
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\label{pages}
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\begin{framed}
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\small\noindent\verb!cpdf -scale-page "<scale x> <scale y>" in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -scale-page "<scale x> <scale y>" [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -scale-to-fit "<x size> <y size>" [-scale-to-fit-scale <scale>]!\\
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\small\noindent\verb!cpdf -scale-to-fit "<x size> <y size>" [-fast]!\\
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\noindent\verb! [-scale-to-fit-scale <scale>]!\\
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\noindent\verb! in.pdf [<range>] -o out.pdf!
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%\vspace{1.5mm}
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%\small\noindent\verb!cpdf -scale-to-fit-best "<x size> <y size>" in.pdf [<range>] -o out.pdf!
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%
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%\vspace{1.5mm}
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%\small\noindent\verb!cpdf -scale-to-fit-minus "<x size> <y size>" in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -scale-contents [<scale>] [<position>] in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -scale-contents [<scale>] [<position>] [-fast]!\\
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\noindent\verb! in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -shift "<shift x> <shift y>" in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -shift "<shift x> <shift y>" [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -rotate <angle> in.pdf [<range>] -o out.pdf!
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@ -735,16 +732,16 @@ The encryption parameters described in Chapter \ref{encryption} may be added to
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\small\noindent\verb!cpdf -rotateby <angle> in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -rotate-contents <angle> in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -rotate-contents <angle> [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -upright in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -upright [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -hflip in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -hflip [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -vflip in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -vflip [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -mediabox "<x> <y> <w> <h>" in.pdf [<range>] -o out.pdf!
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@ -757,20 +754,20 @@ The encryption parameters described in Chapter \ref{encryption} may be added to
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\small\noindent\verb!cpdf -remove-cropbox in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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(Also \texttt{bleed}, \texttt{art}, and \texttt{trim} versions of these two commands, e.g \texttt{-artbox}, \texttt{-remove-trimbox})
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(Also \texttt{bleed}, \texttt{art}, and \texttt{trim} versions of these two commands, for example \texttt{-artbox}, \texttt{-remove-trimbox})
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -frombox <boxname> -tobox <boxname> [-mediabox-if-missing]! \\
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\noindent\verb! in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -hard-box in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -hard-box [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -show-boxes in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -show-boxes [-fast] in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -trim-marks in.pdf [<range>] -o out.pdf!
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\small\noindent\verb!cpdf -trim-marks [-fast] in.pdf [<range>] -o out.pdf!
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\end{framed}
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@ -1193,7 +1190,7 @@ the file is loaded. For example, upon executing
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By default, \cpdf\ converts unicode to ASCII text, dropping characters outside
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the ASCII range. To prevent this, and return unicode UTF8 output, add the
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\texttt{-utf8} option to the command. To prevent any processing, use the
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\texttt{-raw} option.
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\texttt{-raw} option. See Section \ref{textencodings} for more information.
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\section{Remove Bookmarks}
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\label{removebookmarks}
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@ -1311,15 +1308,15 @@ the file using a different page range each time.
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\begin{framed}
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\noindent\small\verb!cpdf -stamp-on source.pdf!\\
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\noindent\small\verb! [-scale-stamp-to-fit] [<positioning command>] [-relative-to-cropbox] !\\
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\noindent\small\verb! in.pdf [<range>] -o out.pdf!
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\noindent\small\verb! in.pdf [<range>] [-fast] -o out.pdf!
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\vspace{1.5mm}
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\noindent\small\verb!cpdf -stamp-under source.pdf!\\
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\noindent\small\verb! [-scale-stamp-to-fit] [<positioning command>] [-relative-to-cropbox]!\\
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\noindent\small\verb! in.pdf [<range>] -o out.pdf!
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\noindent\small\verb! in.pdf [<range>] [-fast] -o out.pdf!
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\vspace{1.5mm}
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\noindent\small\verb!cpdf -combine-pages over.pdf under.pdf -o out.pdf!
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\noindent\small\verb!cpdf -combine-pages over.pdf under.pdf [-fast] -o out.pdf!
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\vspace{1.5mm}
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\noindent\small\begin{verbatim}cpdf ([-add-text <text-format> | -add-rectangle <size>])
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@ -1338,12 +1335,17 @@ the file using a different page range each time.
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[-opacity <number>]
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[-midline]
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[-topline]
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[-fast]
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in.pdf [<range>] -o out.pdf\end{verbatim}
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\noindent See also positioning commands below.
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\vspace{1.5mm}
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\noindent\small\verb!cpdf -remove-text in.pdf [<range>] -o out.pdf!
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\vspace{1.5mm}
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\noindent\small NB: See discussion of \texttt{-fast} in Section \ref{fast}.
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\end{framed}
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\section{Add a Watermark or Logo}
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The \texttt{-stamp-on} and \texttt{-stamp-under} operations stamp the first
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page of a source PDF onto or under each page in the given range of the input
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@ -1648,10 +1650,10 @@ This can be used to blank out or highlight part of the document. The following p
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\chapter{Multipage Facilities}\pagestyle{fancy}\label{multipage}
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\begin{framed}
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\small\noindent\verb!cpdf -twoup-stack in.pdf -o out.pdf!
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\small\noindent\verb!cpdf -twoup-stack [-fast] in.pdf -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -twoup in.pdf -o out.pdf!
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\small\noindent\verb!cpdf -twoup [-fast] in.pdf -o out.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -pad-before in.pdf [<range>] [-pad-with pad.pdf] -o out.pdf!
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@ -1674,6 +1676,8 @@ This can be used to blank out or highlight part of the document. The following p
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page, rotating them 90 degrees to do so. The new mediabox is thus larger. The \texttt{-twoup} operation does the same, but scales the new sides down so
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that the media box is unchanged.
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NB: See discussion of \texttt{-fast} in section \ref{fast}.
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\section{Inserting Blank Pages}
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\index{blank pages!inserting}
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Sometimes, for instance to get a printing arrangement right, it's useful to
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@ -1731,7 +1735,7 @@ The \texttt{-pad-multiple-before n} operation adds the padding pages at the begi
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\section{List Annotations}
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\index{annotations!listing}
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The \texttt{-list-annotations} operation prints the textual content of any
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annotations on the selected pages to standard output. Each annotation is preceded by the page number and followed by a newline.
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annotations on the selected pages to standard output. Each annotation is preceded by the page number and followed by a newline. See Section \ref{textencodings} for more information on text encodings in the output of this operation.
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\begin{framed}
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\small\verb!cpdf -list-annotations in.pdf > annots.txt!
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@ -1781,7 +1785,7 @@ given page range.
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\small\noindent\verb!cpdf -pages in.pdf!
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\vspace{1.5mm}
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\small\noindent\verb!cpdf -set-title <title of document> in.pdf -o out.pdf!\\
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\small\noindent\verb!cpdf -set-title <title of document> [-raw] in.pdf -o out.pdf!\\
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(Also \texttt{-set-author} etc. See Section \ref{setdocinfo}.)
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\vspace{1.5mm}
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@ -1877,7 +1881,7 @@ XMP dc:title: AI6\end{verbatim}}\end{framed}
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\noindent The details of the format for creation and modification dates can be found in
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Appendix~\ref{dates}.
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By default, cpdf strips to ASCII, discarding character codes in excess of 127. In order to preserve the original unicode, add the \texttt{-utf8} option. To disable all postprocessing of the string, add \texttt{-raw}.
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By default, cpdf strips to ASCII, discarding character codes in excess of 127. In order to preserve the original unicode, add the \texttt{-utf8} option. To disable all postprocessing of the string, add \texttt{-raw}. See Section \ref{textencodings} for more information.
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\vspace{4mm}
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The \texttt{-page-info} operation prints the page label, media box and other boxes
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@ -2142,6 +2146,13 @@ The \texttt{-dump-attachments} operation, when given a PDF file and a directory
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\small\verb!cpdf -dump-attached-files in.pdf -o /home/fred/attachments!
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\end{framed}
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Unless the \texttt{-raw} option is given, the filenames are stripped of dubious special characters before writing. It is converted from unicode to 7 bit ASCII, and the following characters are removed, in addition to any character with ASCII code less than 32:
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\begin{framed}
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\centering
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\verb! / ? < > \ : * | " ^ + =!
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\end{framed}
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\chapter{Working with Images}
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\begin{framed}
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\noindent\small\verb!cpdf -image-resolution <minimum resolution> in.pdf [<range>]!
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