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/*
* Project: The SPD Image correction and azimuthal regrouping
* http://forge.epn-campus.eu/projects/show/azimuthal
*
* Copyright (C) 2005-2010 European Synchrotron Radiation Facility
* Grenoble, France
*
* Principal authors: P. Boesecke (boesecke@esrf.fr)
* R. Wilcke (wilcke@esrf.fr)
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License
* and the GNU Lesser General Public License along with this program.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CMPR_
# define _CMPR_
/***************************************************************************
* General Definitions *
***************************************************************************/
#ifndef PRIVATE
# define PRIVATE static /* used to declare variables of private type */
# define PUBLIC /* used to declare variables of public type */
#endif
#ifndef TRUE
# define TRUE 1
# define FALSE 0
#endif
# include <stdio.h>
# include <stdlib.h>
# include <math.h>
# include <zlib.h>
/***************************************************************************
* Data Compression Methods (cmpr_method) *
* The following enum start with 1. 0 is used to specify an invalid value. *
* The enum list must end with EndDCompression. *
***************************************************************************/
PUBLIC enum DCompression { InValidDCompression,
UnCompressed=1,
GzipCompression,
ZCompression,
EndDCompression };
/***************************************************************************
* Functions *
* int cmpr_method is the compression method (DCompression), *
* size_t *pconverted are the valid bytes in the output array *
***************************************************************************/
// compress array inp[inplen] to array out[outlen]
PUBLIC extern int cmpr_deflate ( void * out, size_t outlen,
const void * inp, size_t inplen,
int cmpr_method, size_t * pconverted,
int * perrval );
// decompress array inp[inplen] to array out[outlen]
PUBLIC extern int cmpr_inflate ( void * out, size_t outlen,
const void * inp, size_t inplen,
int cmpr_method, size_t * pconverted,
int * perrval );
// decompress not more than inplen bytes from file to array out[outlen]
PUBLIC extern int cmpr_frinflate ( void * out, size_t outlen,
FILE * channel, size_t inplen,
int cmpr_method, size_t * pconverted,
int * perrval );
PUBLIC extern void cmpr_debug ( int debug );
PUBLIC extern const char *cmpr_errval2string(int errval);
PUBLIC extern const char *cmpr_version ( void );
#endif
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