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barebox/commands/splash.c

97 lines
2.1 KiB
C

#include <common.h>
#include <command.h>
#include <errno.h>
#include <malloc.h>
#include <getopt.h>
#include <fb.h>
#include <gui/image_renderer.h>
#include <gui/graphic_utils.h>
static int do_splash(int argc, char *argv[])
{
struct surface s;
struct screen *sc;
int ret = 0;
int opt;
char *fbdev = "/dev/fb0";
char *image_file;
u32 bg_color = 0x00000000;
bool do_bg = false;
void *buf;
memset(&s, 0, sizeof(s));
s.x = -1;
s.y = -1;
s.width = -1;
s.height = -1;
while((opt = getopt(argc, argv, "f:x:y:ob:")) > 0) {
switch(opt) {
case 'f':
fbdev = optarg;
break;
case 'b':
bg_color = simple_strtoul(optarg, NULL, 0);
do_bg = true;
break;
case 'x':
s.x = simple_strtoul(optarg, NULL, 0);
break;
case 'y':
s.y = simple_strtoul(optarg, NULL, 0);
break;
default:
return COMMAND_ERROR_USAGE;
}
}
if (optind == argc) {
printf("no filename given\n");
return 1;
}
image_file = argv[optind];
sc = fb_open(fbdev);
if (IS_ERR(sc)) {
perror("fd_open");
return PTR_ERR(sc);
}
buf = gui_screen_render_buffer(sc);
if (do_bg)
gu_memset_pixel(sc->info, buf, bg_color,
sc->s.width * sc->s.height);
ret = image_renderer_file(sc, &s, image_file);
if (ret > 0)
ret = 0;
gu_screen_blit(sc);
fb_close(sc);
return ret;
}
BAREBOX_CMD_HELP_START(splash)
BAREBOX_CMD_HELP_TEXT("This command displays a graphics image of either bitmap (.bmp) format")
BAREBOX_CMD_HELP_TEXT("or Portable Network Graphics (.png) format on the framebuffer.")
BAREBOX_CMD_HELP_TEXT("Currently images with 8 and 24 bit color depth are supported.")
BAREBOX_CMD_HELP_TEXT("")
BAREBOX_CMD_HELP_TEXT("Options:")
BAREBOX_CMD_HELP_OPT ("-f FB\t", "framebuffer device (default /dev/fb0)")
BAREBOX_CMD_HELP_OPT ("-x XOFFS", "x offset (default center)")
BAREBOX_CMD_HELP_OPT ("-y YOFFS", "y offset (default center)")
BAREBOX_CMD_HELP_OPT ("-b COLOR", "background color in 0xttrrggbb")
BAREBOX_CMD_HELP_END
BAREBOX_CMD_START(splash)
.cmd = do_splash,
BAREBOX_CMD_DESC("display a BMP or PNG splash image")
BAREBOX_CMD_OPTS("[-fxyno] FILE")
BAREBOX_CMD_GROUP(CMD_GRP_CONSOLE)
BAREBOX_CMD_HELP(cmd_splash_help)
BAREBOX_CMD_END