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Added screen_dump() for future use

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3554 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2003-04-14 15:58:51 +00:00
parent 1b8c6626b3
commit a97de95ed9
1 changed files with 70 additions and 1 deletions
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71
apps/misc.c
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@ -16,7 +16,10 @@
* KIND, either express or implied. * KIND, either express or implied.
* *
****************************************************************************/ ****************************************************************************/
#include "string.h"
#include "config.h"
#include "file.h"
#include "lcd.h"
#include "sprintf.h" #include "sprintf.h"
#define ONE_KILOBYTE 1024 #define ONE_KILOBYTE 1024
#define ONE_MEGABYTE (1024*1024) #define ONE_MEGABYTE (1024*1024)
@ -59,3 +62,69 @@ int main(int argc, char **argv)
} }
#endif #endif
#ifdef SCREENDUMP
extern unsigned char lcd_framebuffer[LCD_WIDTH][LCD_HEIGHT/8];
static unsigned char bmpheader[] =
{
0x42, 0x4d, 0x3e, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3e, 0x00,
0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x40, 0x00,
0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04,
0x00, 0x00, 0xc4, 0x0e, 0x00, 0x00, 0xc4, 0x0e, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xd0, 0x80, 0x00, 0x00, 0x00,
0x00, 0x00
};
static unsigned char buf[112*8];
static unsigned char buf2[112*8];
static char dummy[2] = {0, 0};
static int fileindex = 0;
void screen_dump(void)
{
int f;
int i, shift;
int x, y;
char filename[MAX_PATH];
i = 0;
for(y = 0;y < LCD_HEIGHT/8;y++)
{
for(x = 0;x < LCD_WIDTH;x++)
{
buf[i++] = lcd_framebuffer[x][y];
}
}
memset(buf2, 0, sizeof(buf2));
for(y = 0;y < 64;y++)
{
shift = y & 7;
for(x = 0;x < 112/8;x++)
{
for(i = 0;i < 8;i++)
{
buf2[y*112/8+x] |= ((buf[y/8*112+x*8+i] >> shift)
& 0x01) << (7-i);
}
}
}
snprintf(filename, MAX_PATH, "/dump%03d.bmp", fileindex++);
f = creat(filename, O_WRONLY);
if(f >= 0)
{
write(f, bmpheader, sizeof(bmpheader));
for(i = 63;i >= 0;i--)
{
write(f, &buf2[i*14], 14);
write(f, dummy, 2);
}
close(f);
}
}
#endif