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/* Copyright (c) 1999-2023 Massachusetts Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef WRITEPNG_H
#define WRITEPNG_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/***********************************************************************/
#ifdef SINGLE_PRECISION
typedef float REAL;
#else
typedef double REAL;
#endif
typedef struct {
float r, g, b, a;
} rgba_t;
typedef struct {
int n;
rgba_t *rgba;
} colormap_t;
void writepng(char *filename,
int nx, int ny, int transpose,
REAL skew, REAL scalex, REAL scaley,
REAL *data, REAL *mask, REAL mask_thresh,
int mnx, int mny,
REAL *overlay, colormap_t overlay_cmap,
int onx, int ony,
REAL minrange, REAL maxrange,
colormap_t colormap, int eight_bit);
void writepng_autorange(char *filename,
int nx, int ny, int transpose,
REAL skew, REAL scalex, REAL scaley,
REAL *data, REAL *mask, REAL mask_thresh,
REAL *overlay, colormap_t overlay_cmap,
colormap_t colormap, int eight_bit);
/***********************************************************************/
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* WRITEPNG_H */
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