\texttt{if1 input-filename output-filename [options...]}
\textbf{Options}
-\begin{itemize}\itemsep=0pt
- \item \doublehyphen{invert} - Negate pixel values
- \item \doublehyphen{log} - Take natural logrithm of pixel values
- \item \doublehyphen{exp} - Take natural exponent of pixel values
- \item \doublehyphen{sqr} - Take square of pixel values
- \item \doublehyphen{sqrt} - Take square root of pixel values
-\end{itemize}
+\begin{twocollist}
+ \twocolitem{\doublehyphen{invert}}{Negate pixel values.}
+ \twocolitem{\doublehyphen{log}}{Take natural logrithm of pixel values.}
+ \twocolitem{\doublehyphen{exp}}{Take natural exponent of pixel values.}
+ \twocolitem{\doublehyphen{sqr}}{Take square of pixel values.}
+ \twocolitem{\doublehyphen{sqrt}}{Take square root of pixel values.}
+\end{twocollist}
\section{if2}\label{if2}\index{if2}%
Performs math functions on a two images. The command works with both
\texttt{if2 input-filename1 input-filename2 output-filename [options...]}
\textbf{Options}
-\begin{itemize}\itemsep=0pt
- \item \doublehyphen{add} - Add the two images
- \item \doublehyphen{sub} - Subtract the two images
- \item \doublehyphen{multiply} - Multiply the two images
- \item \doublehyphen{divide} - Divide the two images
- \item \doublehyphen{comp} - Statistically compare the two images
- \item \doublehyphen{column-plot n} - Plot the values of a particular col
- \item \doublehyphen{row-plot n} - Plot the values of a particular row
-\end{itemize}
+\begin{twocollist}
+ \twocolitem{\doublehyphen{add}}{Add the two images.}
+ \twocolitem{\doublehyphen{sub}}{Subtract the two images.}
+ \twocolitem{\doublehyphen{multiply}}{Multiply the two images.}
+ \twocolitem{\doublehyphen{divide}}{Divide the two images.}
+ \twocolitem{\doublehyphen{comp}}{Statistically compare the two images.}
+ \twocolitem{\doublehyphen{column-plot n}}{Plot the values of a particular column.}
+ \twocolitem{\doublehyphen{row-plot n}}{Plot the values of a particular row.}
+\end{twocollist}
\section{ifexport}\label{ifexport}\index{ifexport}%
Export an image file to a standard graphics file.
\texttt{ifexport input-filename output-filename -\,-format }\emph{graphic-format} \texttt{ [options...]}
\textbf{Options}
-\begin{itemize}\itemsep=0pt
- \item \doublehyphen{format}
+\begin{twocollist}
+ \twocolitem{\doublehyphen{format}}{
\begin{itemize}\itemsep=0pt
\item \texttt{pgm} - Portable graymap format.
\item \texttt{pgmasc} - ASCII PGM format.
\item \texttt{png} - Portable network graphics format.
\item \texttt{png16} - 16-bit PNG format.
- \end{itemize}
- \item \doublehyphen{center} - Set center of intensity window.
+ \end{itemize}}
+ \twocolitem{\doublehyphen{center}}{Set center of intensity window.
\begin{itemize}\itemsep=0pt
\item \texttt{median}
\item \texttt{mode}
\item \texttt{mean}
- \end{itemize}
- \item \doublehyphen{auto} - Set half-width of intensity window.
+ \end{itemize}}
+ \twocolitem{\doublehyphen{auto}}{Set half-width of intensity window as a multiple of the standard deviation.
\begin{itemize}\itemsep=0pt
\item \texttt{full}
\item \texttt{std0.1}
\item \texttt{std1}
\item \texttt{std2}
\item \texttt{std3}
- \end{itemize}
- \item \doublehyphen{scale} - Set size of output image. A value of
- \texttt{1} is default and creates an output image the same size as the input image.
- \item \doublehyphen{min} - Set the minimum intensity value.
- \item \doublehyphen{max} - Set the maximum intensity value.
-\end{itemize}
+ \end{itemize}}
+ \twocolitem{\doublehyphen{scale}}{Set size of output image. A value of
+ \texttt{1} is default and creates an output image the same size as the input image.}
+ \twocolitem{\doublehyphen{min}}{Set the minimum intensity value.}
+ \twocolitem{\doublehyphen{max}}{Set the maximum intensity value.}
+\end{twocollist}
\section{ifinfo}\label{ifinfo}\index{ifinfo}%
\texttt{ifinfo input-filename [options...]}
\textbf{Options}
-\begin{itemize}\itemsep=0pt
- \item \doublehyphen{labels} - Display history labels.
- \item \doublehyphen{no-labels} - Suppress history labels.
- \item \doublehyphen{stats} - Display image statistics.
- \item \doublehyphen{no-stats} - Suppress image statistics.
-\end{itemize}
+\begin{twocollist}
+ \twocolitem{\doublehyphen{labels}}{Display history labels.}
+ \twocolitem{\doublehyphen{no-labels}}{Suppress history labels.}
+ \twocolitem{\doublehyphen{stats}}{Display image statistics.}
+ \twocolitem{\doublehyphen{no-stats}}{Suppress image statistics.}
+\end{twocollist}
\section{phm2pj}\label{phm2pj}\index{phm2pj}%
Simulates collection of X-rays data (projections) around a phantom object.
\texttt{pjinfo projection-filename [options...]}
\textbf{Options}
-\begin{itemize}\itemsep=0pt
- \item \doublehyphen{binaryheader} - Dump the binary header to the standard output.
+\begin{twocollist}
+ \twocolitem{\doublehyphen{binaryheader}}{Dump the binary header to the standard output.
This option is only used when manually creating a composite projection file from
- several different projection files.
- \item \doublehyphen{binaryview} - Dump binary view data to the standard output.
+ several different projection files.}
+ \twocolitem{\doublehyphen{binaryview}}{Dump binary view data to the standard output.
This option is only used when manually creating a composite projection file from
- several different projection files.
- \item \doublehyphen{startview} - Sets starting view to display. Default is \texttt{0}.
- \item \doublehyphen{endview} - Sets ending view to display. Default is the last view.
- \item \doublehyphen{dump} - Print all projection data to the console.
-\end{itemize}
+ several different projection files.}
+ \twocolitem{\doublehyphen{startview}}{Sets starting view to display. Default is \texttt{0}.}
+ \twocolitem{\doublehyphen{endview}}{Sets ending view to display. Default is the last view.}
+ \twocolitem{\doublehyphen{dump}}{Print all projection data to the console.}
+\end{twocollist}
\section{pjrec}\label{pjrec}\index{pjrec}%
Reconstructs the interior of an object from a projection file.