aseprite/third_party/gfli/gfli.h
2007-09-18 23:59:46 +00:00

102 lines
3.7 KiB
C

/*
* Written 1998 Jens Ch. Restemeier <jchrr@hrz.uni-bielefeld.de>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _FLI_H
#define _FLI_H
/** structures */
typedef struct _fli_header {
unsigned long filesize;
unsigned short magic;
unsigned short frames;
unsigned short width;
unsigned short height;
unsigned short depth;
unsigned short flags;
unsigned long speed;
unsigned long created;
unsigned long creator;
unsigned long updated;
unsigned short aspect_x, aspect_y;
unsigned long oframe1, oframe2;
} s_fli_header;
typedef struct _fli_frame {
unsigned long size;
unsigned short magic;
unsigned short chunks;
} s_fli_frame;
typedef struct _fli_chunk {
unsigned long size;
unsigned short magic;
unsigned char *data;
} s_fli_chunk;
/** chunk magics */
#define HEADER_FLI 0xAF11
#define HEADER_FLC 0xAF12
#define FRAME 0xF1FA
/** codec magics */
#define FLI_COLOR 11
#define FLI_BLACK 13
#define FLI_BRUN 15
#define FLI_COPY 16
#define FLI_LC 12
#define FLI_LC_2 7
#define FLI_COLOR_2 4
#define FLI_MINI 18
/** codec masks */
#define W_COLOR 0x0001
#define W_BLACK 0x0002
#define W_BRUN 0x0004
#define W_COPY 0x0008
#define W_LC 0x0010
#define W_LC_2 0x0020
#define W_COLOR_2 0x0040
#define W_MINI 0x0080
#define W_ALL 0xFFFF
/** functions */
void fli_read_header(FILE *f, s_fli_header *fli_header);
void fli_read_frame(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *old_cmap, unsigned char *framebuf, unsigned char *cmap);
void fli_read_color(FILE *f, s_fli_header *fli_header, unsigned char *old_cmap, unsigned char *cmap);
void fli_read_color_2(FILE *f, s_fli_header *fli_header, unsigned char *old_cmap, unsigned char *cmap);
void fli_read_black(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_read_brun(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_read_copy(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_read_lc(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *framebuf);
void fli_read_lc_2(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *framebuf);
void fli_write_header(FILE *f, s_fli_header *fli_header);
void fli_write_frame(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *old_cmap, unsigned char *framebuf, unsigned char *cmap, unsigned short codec_mask);
int fli_write_color(FILE *f, s_fli_header *fli_header, unsigned char *old_cmap, unsigned char *cmap);
int fli_write_color_2(FILE *f, s_fli_header *fli_header, unsigned char *old_cmap, unsigned char *cmap);
void fli_write_black(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_write_brun(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_write_copy(FILE *f, s_fli_header *fli_header, unsigned char *framebuf);
void fli_write_lc(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *framebuf);
void fli_write_lc_2(FILE *f, s_fli_header *fli_header, unsigned char *old_framebuf, unsigned char *framebuf);
#endif