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059ae173 WD |
1 | /* |
2 | * (C) Copyright 2002 | |
b37c7e5e | 3 | * Detlev Zundel, DENX Software Engineering, dzu@denx.de. |
059ae173 WD |
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 | * BMP handling routines | |
26 | */ | |
27 | ||
28 | #include <common.h> | |
29 | #include <bmp_layout.h> | |
30 | #include <command.h> | |
31 | ||
32 | #if (CONFIG_COMMANDS & CFG_CMD_BMP) | |
33 | ||
34 | static int bmp_info (ulong addr); | |
4b248f3f | 35 | static int bmp_display (ulong addr, int x, int y); |
059ae173 WD |
36 | |
37 | /* | |
38 | * Subroutine: do_bmp | |
39 | * | |
40 | * Description: Handler for 'bmp' command.. | |
41 | * | |
42 | * Inputs: argv[1] contains the subcommand | |
43 | * | |
44 | * Return: None | |
45 | * | |
46 | */ | |
47 | int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
48 | { | |
49 | ulong addr; | |
4b248f3f | 50 | int x = 0, y = 0; |
059ae173 WD |
51 | |
52 | switch (argc) { | |
53 | case 2: /* use load_addr as default address */ | |
54 | addr = load_addr; | |
55 | break; | |
56 | case 3: /* use argument */ | |
57 | addr = simple_strtoul(argv[2], NULL, 16); | |
58 | break; | |
4b248f3f WD |
59 | case 5: |
60 | addr = simple_strtoul(argv[2], NULL, 16); | |
61 | x = simple_strtoul(argv[3], NULL, 10); | |
62 | y = simple_strtoul(argv[4], NULL, 10); | |
63 | break; | |
059ae173 WD |
64 | default: |
65 | printf ("Usage:\n%s\n", cmdtp->usage); | |
66 | return 1; | |
67 | } | |
68 | ||
69 | /* Allow for short names | |
70 | * Adjust length if more sub-commands get added | |
71 | */ | |
72 | if (strncmp(argv[1],"info",1) == 0) { | |
73 | return (bmp_info(addr)); | |
74 | } else if (strncmp(argv[1],"display",1) == 0) { | |
4b248f3f | 75 | return (bmp_display(addr, x, y)); |
059ae173 WD |
76 | } else { |
77 | printf ("Usage:\n%s\n", cmdtp->usage); | |
78 | return 1; | |
79 | } | |
80 | } | |
81 | ||
0d498393 | 82 | U_BOOT_CMD( |
4b248f3f | 83 | bmp, 5, 1, do_bmp, |
b0fce99b | 84 | "bmp - manipulate BMP image data\n", |
4b248f3f WD |
85 | "info <imageAddr> - display image info\n" |
86 | "bmp display <imageAddr> [x y] - display image at x,y\n" | |
b0fce99b WD |
87 | ); |
88 | ||
059ae173 WD |
89 | /* |
90 | * Subroutine: bmp_info | |
91 | * | |
92 | * Description: Show information about bmp file in memory | |
93 | * | |
94 | * Inputs: addr address of the bmp file | |
95 | * | |
96 | * Return: None | |
97 | * | |
98 | */ | |
99 | static int bmp_info(ulong addr) | |
100 | { | |
101 | bmp_image_t *bmp=(bmp_image_t *)addr; | |
102 | if (!((bmp->header.signature[0]=='B') && | |
103 | (bmp->header.signature[1]=='M'))) { | |
104 | printf("There is no valid bmp file at the given address\n"); | |
105 | return(1); | |
106 | } | |
107 | printf("Image size : %d x %d\n", le32_to_cpu(bmp->header.width), | |
108 | le32_to_cpu(bmp->header.height)); | |
109 | printf("Bits per pixel: %d\n", le16_to_cpu(bmp->header.bit_count)); | |
110 | printf("Compression : %d\n", le32_to_cpu(bmp->header.compression)); | |
111 | return(0); | |
112 | } | |
113 | ||
114 | /* | |
115 | * Subroutine: bmp_display | |
116 | * | |
117 | * Description: Display bmp file located in memory | |
118 | * | |
119 | * Inputs: addr address of the bmp file | |
120 | * | |
121 | * Return: None | |
122 | * | |
123 | */ | |
4b248f3f | 124 | static int bmp_display(ulong addr, int x, int y) |
059ae173 | 125 | { |
4b248f3f WD |
126 | #ifdef CONFIG_LCD |
127 | extern int lcd_display_bitmap (ulong, int, int); | |
059ae173 | 128 | |
4b248f3f WD |
129 | return (lcd_display_bitmap (addr, x, y)); |
130 | #endif | |
131 | #ifdef CONFIG_VIDEO | |
132 | extern int video_display_bitmap (ulong, int, int); | |
133 | return (video_display_bitmap (addr, x, y)); | |
134 | #endif | |
059ae173 WD |
135 | } |
136 | ||
137 | #endif /* (CONFIG_COMMANDS & CFG_CMD_BMP) */ |