nuttx-apps/graphics/traveler/tools/libwld/wld_pcx.h
2016-11-10 13:48:43 -06:00

122 lines
3.8 KiB
C

/****************************************************************************
* apps/graphics/traveler/tools/libwld/wld_pcx.h
* This is the header file associated with wld_pcx.c
*
* Copyright (C) 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __APPS_GRAPHICS_TRAVELER_TOOSL_LIBWLD_WLD_PALTABLE_H
#define __APPS_GRAPHICS_TRAVELER_TOOSL_LIBWLD_WLD_PALTABLE_H
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
/*************************************************************************
* Included files
*************************************************************************/
#include <stdio.h>
/*************************************************************************
* Public Type Definitions
************************************************************************/
/* Return codes */
#if MSWINDOWS
enum
{
PCX_SUCCESS = 0,
PCX_ALLOCATION_FAILURE = 40,
PCX_OPEN_ERROR
};
#endif
struct pcx_header_s
{
char manufacturer;
char version;
char encoding;
char bits_per_pixel;
int16_t x, y;
int16_t width, height;
int16_t horz_res;
int16_t vert_res;
char ega_palette[48];
char reserved;
char num_color_planes;
int16_t bytes_per_line;
int16_t palette_type;
char padding[58];
};
typedef struct pcx_header_s pcx_header_t;
typedef struct pcx_header_s *pcx_pheader_t;
#define SIZEOF_PCX_HEADER 128
#if MSWINDOWS
struct pcx_picture_t
{
pcx_header_t header;
uint8_t *buffer;
color_rgb_t *palette;
};
typedef struct pcx_picture_t
typedef struct pcx_ppicture_t
#endif
/*************************************************************************
* Public Function Prototypes
*************************************************************************/
#if MSWINDOWS
uint8_t wld_pcx_init(pcxppicture_t image, uint16_t height, uint16_t width,
color_rgb_t *palette, uint8_t *buffer);
uint8_t wld_loadpcx(char *filename, pcxppicture_t image);
#else
graphic_file_t *wld_loadpcx(FILE *fp, char *filename);
#endif
/*************************************************************************
* Public Variables
*************************************************************************/
#ifdef __cplusplus
}
#endif
#endif /* __APPS_GRAPHICS_TRAVELER_TOOSL_LIBWLD_WLD_PALTABLE_H */