Changeset 2939 for trunk/doc/pslib/psLibSDRS.tex

Timestamp:

Jan 8, 2005, 2:50:15 PM (22 years ago)

Author:

eugene

Message:

minor fits i/o mods

File:

• trunk/doc/pslib/psLibSDRS.tex (modified) (6 diffs)

trunk/doc/pslib/psLibSDRS.tex

@@ -1 @@
-%%% $Id: psLibSDRS.tex,v 1.165 2005-01-07 22:31:49 price Exp $
+%%% $Id: psLibSDRS.tex,v 1.166 2005-01-09 00:50:15 eugene Exp $
 \documentclass[panstarrs,spec]{panstarrs}
 
@@ -4210 +4210 @@
 
 \begin{verbatim}
-psFits *psFitsMoveExtName(psFits *fits, const char *extname);
+bool psFitsMoveExtName(psFits *fits, const char *extname);
 \end{verbatim}
 
 Positions the pointer to the beginning of the specified
 \code{extname}.  If the \code{extname} does not exist, the function
-shall fail.  \tbd{is it necessary to return the pointer? can this just
-return a status?}
+shall fail.  
 
 \begin{verbatim}
@@ -4224 +4223 @@
 Moves the pointer to the beginning of the specified HDU number.  If
 \code{relative} is TRUE, \code{extnum} represents the number of HDUs
-relative to the current HDU.  \tbd{Is PHU 0 or -1?  is it necessary to
-return the pointer? can this just return a status?}
+relative to the current HDU.  The PHU is entry number 0, while the
+extended data segments start at number 1.
 
 \begin{verbatim}
@@ -4269 +4268 @@
 \begin{verbatim}
 bool psFitsWriteHeader(psMetadata *output, const psFits *fits);
-bool psFitsUpdateHeader(psMetadata *output, const psFits *fits);
 \end{verbatim}
 Write metadata into the header of a FITS image file.  The header is
@@ -4277 +4275 @@
 
 \begin{verbatim}
-psImage *psFitsReadImageSection(psImage *output, psFits *fits, psRegion region, int z);
+psImage *psFitsReadImage(psImage *output, psFits *fits, psRegion region, int z);
 \end{verbatim}
 Read an image or subimage from the \code{psFits} file pointer.  This
@@ -4296 +4294 @@
  
 \begin{verbatim}
-bool psFitsWriteImageSection(psFits *fits, const psImage *input, psRegion region, int z);
 bool psFitsUpdateImage(psFits *fits, const psImage *input, psRegion region, int z);
 \end{verbatim}