mirror of
https://github.com/mpv-player/mpv
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53 lines
2.0 KiB
C
53 lines
2.0 KiB
C
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/*
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* PNM image files loader
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* You can alternatively redistribute this file and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*/
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#ifndef MPLAYER_PNM_LOADER_H
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#define MPLAYER_PNM_LOADER_H
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#include <stdio.h>
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#include <stdint.h>
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/**
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* Read a "portable anymap" image.
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* Supports raw PGM (P5) and PNM (P6).
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*
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* @param[in] f input stream.
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* @param[out] width width of the loaded image.
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* @param[out] height height of the loaded image.
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* @param[out] bytes_per_pixel format of the loaded image.
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* @param[out] maxval maximum pixel value; possible values are:
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* 1 for 8 bits gray,
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* 2 for 16 bits gray,
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* 3 for 8 bits per component RGB,
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* 6 for 16 bits per component RGB.
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* @return a newly allocated array of
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* width*height*bytes_per_pixel bytes,
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* or NULL in case of error.
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*/
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uint8_t *read_pnm(FILE *f, int *width, int *height,
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int *bytes_per_pixel, int *maxval);
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#endif /* MPLAYER_PNM_LOADER_H */
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