Image File I/O Functions
[Image Container]

Files
file	psImageIO.h
	Contains image input/output routines.
Functions
psImage *	psImageReadSection (psImage *output, psS32 col0, psS32 row0, psS32 numCols, psS32 numRows, psS32 z, char *extname, psS32 extnum, char *filename)
	Read an image or subimage from a FITS file specified by a filename.
psBool	psImageWriteSection (psImage *input, psS32 col0, psS32 row0, psS32 z, char *extname, psS32 extnum, char *filename)
	Read an image or subimage from a FITS file specified by a filename.

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Function Documentation

psImage* psImageReadSection (  psImage *  output, psS32  col0, psS32  row0, psS32  numCols, psS32  numRows, psS32  z, char *  extname, psS32  extnum, char *  filename )

Read an image or subimage from a FITS file specified by a filename. return psImage* The image read from the specified file. NULL signifies that a problem had occured. Parameters: output  the output psImage to recycle, or NULL if new psImage desired col0  the column index of the origin to start reading row0  the row index of the origin to start reading numCols  the number of desired columns to read numRows  the number of desired rows to read z  the z index to read if file is organized as a 3D image cube. extname  the image extension to read (this should match the EXTNAME keyword in the extension If NULL, the extnum parameter is to be used instead extnum  the image extension to read (0=PHU, 1=first extension, etc.) This is only used if extname is NULL filename  the filename of the FITS image file to read

psBool psImageWriteSection (  psImage *  input, psS32  col0, psS32  row0, psS32  z, char *  extname, psS32  extnum, char *  filename )

Read an image or subimage from a FITS file specified by a filename. return psBool TRUE is successful, otherwise FALSE. Parameters: input  the psImage to write col0  the column index of the origin to start writing row0  the row index of the origin to start writing z  the z index to start writing extname  the image extension to write (this should match the EXTNAME keyword in the extension If NULL, the extnum parameter is to be used instead extnum  the image extension to write (0=PHU, 1=first extension, etc.) This is only used if extname is NULL. filename  the filename of the FITS image file to write

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