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io_pgm.h
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/*----------------------------------------------------------------------------
*The followoing functions for reading/writing PGM image files are based on
*those of LSD - Line Segment Detector on digital images
*Copyright 2007-2010 rafael grompone von gioi ([email protected])
*The only modification is to allow the reading of 16 bits PGM images
*(Most significant byte first) according to
* http://netpbm.sourceforge.net/doc/pgm.html
*/
/*----------------------------------------------------------------------------
LSD - Line Segment Detector on digital images
Copyright 2007-2010 rafael grompone von gioi ([email protected])
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------------------------------------------*/
/**
* @file io_pgm.h
* @brief library header for basic image processing.
* @author Mauricio Delbracio ([email protected])
*/
#ifndef IO_PGM_H_
#define IO_PGM_H_
float *read_pgm_float(const char * fname, int * ncol, int *nrow);
void write_pgm_float(const char *fname, const float *data, int ncol, int nrow);
void write_pgm_normalize_float(const char *fname,
const float *data, int ncol, int nrow);
void write_pgm_normalize_given_minmax_float(const char *fname,
const float *data, int ncol,
int nrow, float min,
float max);
void write_ppm_normalize_float(const char *fname,
const float *rdata, const float *gdata,
const float *bdata, int ncol, int nrow);
#endif