blob: a8971f6c0f87b64f5060b1e8742b13a752478bd0 [file] [log] [blame]
stroese0621f6f2004-12-16 18:43:13 +00001/*
2 * (C) Copyright 2003-2004
3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * Neutralize little endians.
26 */
27#define SWAP_LONG(data) ((unsigned long) \
28 (((unsigned long)(data) >> 24) | \
29 ((unsigned long)(data) << 24) | \
30 (((unsigned long)(data) >> 8) & 0x0000ff00 ) | \
31 (((unsigned long)(data) << 8) & 0x00ff0000 )))
32#define SWAP_SHORT(data) ((unsigned short) \
33 (((unsigned short)(data) >> 8 ) | \
34 ((unsigned short)(data) << 8 )))
35#define LOAD_LONG(data) SWAP_LONG(data)
36#define LOAD_SHORT(data) SWAP_SHORT(data)
37
38#ifndef FALSE
39#define FALSE 0
40#define TRUE (!FALSE)
41#endif
42
43#define S1D_WRITE_PALETTE(p,i,r,g,b) \
44 { \
45 ((volatile uchar*)(p))[palette_index] = (uchar)(i); \
46 ((volatile uchar*)(p))[palette_value] = (uchar)(r); \
47 ((volatile uchar*)(p))[palette_value] = (uchar)(g); \
48 ((volatile uchar*)(p))[palette_value] = (uchar)(b); \
49 }
50
51typedef struct
52{
53 ushort Index;
54 uchar Value;
55} S1D_REGS;
56
57typedef struct /**** BMP file info structure ****/
58{
59 unsigned int biSize; /* Size of info header */
60 int biWidth; /* Width of image */
61 int biHeight; /* Height of image */
62 unsigned short biPlanes; /* Number of color planes */
63 unsigned short biBitCount; /* Number of bits per pixel */
64 unsigned int biCompression; /* Type of compression to use */
65 unsigned int biSizeImage; /* Size of image data */
66 int biXPelsPerMeter; /* X pixels per meter */
67 int biYPelsPerMeter; /* Y pixels per meter */
68 unsigned int biClrUsed; /* Number of colors used */
69 unsigned int biClrImportant; /* Number of important colors */
70} BITMAPINFOHEADER;
71