libs/loaders/GP_PXMCommon.h

   1 /*****************************************************************************
   2  * This file is part of gfxprim library.                                     *
   3  *                                                                           *
   4  * Gfxprim is free software; you can redistribute it and/or                  *
   5  * modify it under the terms of the GNU Lesser General Public                *
   6  * License as published by the Free Software Foundation; either              *
   7  * version 2.1 of the License, or (at your option) any later version.        *
   8  *                                                                           *
   9  * Gfxprim is distributed in the hope that it will be useful,                *
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  12  * Lesser General Public License for more details.                           *
  13  *                                                                           *
  14  * You should have received a copy of the GNU Lesser General Public          *
  15  * License along with gfxprim; if not, write to the Free Software            *
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,                        *
  17  * Boston, MA  02110-1301  USA                                               *
  18  *                                                                           *
  19  * Copyright (C) 2009-2010 Jiri "BlueBear" Dluhos                            *
  20  *                         <jiri.bluebear.dluhos@gmail.com>                  *
  21  *                                                                           *
  22  * Copyright (C) 2009-2010 Cyril Hrubis <metan@ucw.cz>                       *
  23  *                                                                           *
  24  *****************************************************************************/
  25
  26 /*
  27
  28  Common bytes to ascci and ascii to bytes functions.
  29
  30  */
  31
  32 #ifndef GP_PXM_COMMON_H
  33 #define GP_PXM_COMMON_H
  34
  35 #include <stdio.h>
  36 #include "core/GP_Core.h"
  37
  38 /*
  39  * Save context to ascii file.
  40  *
  41  * The pixel type is not checked here as these are internal funcitons.
  42  */
  43 GP_RetCode GP_PXMSave1bpp(FILE *f, GP_Context *context);
  44 GP_RetCode GP_PXMSave2bpp(FILE *f, GP_Context *context);
  45 GP_RetCode GP_PXMSave4bpp(FILE *f, GP_Context *context);
  46 GP_RetCode GP_PXMSave8bpp(FILE *f, GP_Context *context);
  47
  48 /*
  49  * Load context from ascii file.
  50  */
  51 GP_RetCode GP_PXMLoad1bpp(FILE *f, GP_Context *context);
  52 GP_RetCode GP_PXMLoad2bpp(FILE *f, GP_Context *context);
  53 GP_RetCode GP_PXMLoad4bpp(FILE *f, GP_Context *context);
  54 GP_RetCode GP_PXMLoad8bpp(FILE *f, GP_Context *context);
  55
  56 /*
  57  * Loads image header, returns pointer to FILE* on success, fills image
  58  * metadata into arguments.
  59  */
  60 FILE *GP_ReadHeaderPNM(const char *src_path, char *fmt,
  61                        uint32_t *w, uint32_t *h, uint32_t *depth);
  62
  63 FILE *GP_WriteHeaderPNM(const char *dst_path, char *fmt,
  64                         uint32_t w, uint32_t h, uint32_t depth);
  65
  66
  67 #endif /* GP_PXM_COMMON_H */