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Diffstat (limited to 'wcs/imio.h')
| -rw-r--r-- | wcs/imio.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/wcs/imio.h b/wcs/imio.h new file mode 100644 index 0000000..a12d8e8 --- /dev/null +++ b/wcs/imio.h @@ -0,0 +1,64 @@ +/*** imio.h memory access subroutines + *** September 27, 1999 + *** By Jessica Mink, jmink@cfa.harvard.edu + *** Harvard-Smithsonian Center for Astrophysics + *** Copyright (C) 1996-2002 + *** Smithsonian Astrophysical Observatory, Cambridge, MA, USA + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Correspondence concerning WCSTools should be addressed as follows: + Internet email: jmink@cfa.harvard.edu + Postal address: Jessica Mink + Smithsonian Astrophysical Observatory + 60 Garden St. + Cambridge, MA 02138 USA + */ + +#ifndef imio_h_ +#define imio_h_ + +/* Image pixel access subroutines in imio.c */ +extern double getpix(); /* Read one pixel from any data type 2-D array (0,0)*/ +extern double getpix1(); /* Read one pixel from any data type 2-D array (1,1)*/ +extern void putpix(); /* Write one pixel to any data type 2-D array (0,0)*/ +extern void putpix1(); /* Write one pixel to any data type 2-D array (1,1) */ +extern void addpix(); /* Add to one pixel in any data type 2-D array (0,0)*/ +extern void addpix1(); /* Add to one pixel in any data type 2-D array (1,1)*/ +extern void movepix(); /* Move one pixel value between two 2-D arrays (0,0) */ +extern void movepix1(); /* Move one pixel value between two 2-D arrays (1,1) */ +extern void getvec(); /* Read vector from a 2-D array */ +extern void putvec(); /* Write vector into a 2-D array */ +extern void fillvec(); /* Write constant into a vector */ +extern void fillvec1(); /* Write constant into a vector */ +extern void imswap(); /* Swap alternating bytes in a vector */ +extern void imswap2(); /* Swap bytes in a vector of 2-byte (short) integers */ +extern void imswap4(); /* Reverse bytes in a vector of 4-byte numbers */ +extern void imswap8(); /* Reverse bytes in a vector of 8-byte numbers */ +extern int imswapped(); /* Return 1 if machine byte order is not FITS order */ + +#endif /* imio_h_ */ + +/* May 31 1996 Use stream I/O for reading as well as writing + * Jun 12 1996 Add byte-swapping subroutines + * Aug 6 1996 Add MOVEPIX, HDEL and HCHANGE declarations + * + * May 27 1998 Split off imio subroutines to imio.h + + * Sep 27 1999 Add Fortran-indexed (1,1), not (0,0) image access *1() + * Sep 28 1999 Add addpix() + * + * Feb 27 2004 Add fillvec() + */ |