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/*
* PNM image files loader
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* You can alternatively redistribute this file and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*/
#ifndef MPLAYER_PNM_LOADER_H
#define MPLAYER_PNM_LOADER_H
#include <stdio.h>
#include <stdint.h>
/**
* Read a "portable anymap" image.
* Supports raw PGM (P5) and PNM (P6).
*
* @param[in] f input stream.
* @param[out] width width of the loaded image.
* @param[out] height height of the loaded image.
* @param[out] bytes_per_pixel format of the loaded image.
* @param[out] maxval maximum pixel value; possible values are:
* 1 for 8 bits gray,
* 2 for 16 bits gray,
* 3 for 8 bits per component RGB,
* 6 for 16 bits per component RGB.
* @return a newly allocated array of
* width*height*bytes_per_pixel bytes,
* or NULL in case of error.
*/
uint8_t *read_pnm(FILE *f, int *width, int *height,
int *bytes_per_pixel, int *maxval);
#endif /* MPLAYER_PNM_LOADER_H */