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Implemented screendump for the player sim.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9977 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2006-05-23 07:48:43 +00:00
parent 476ba3b6a4
commit 8325e0bf24
3 changed files with 92 additions and 3 deletions
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3
uisimulator/sdl/button.c
View file

@ -18,6 +18,7 @@
****************************************************************************/
#include "uisdl.h"
#include "lcd-charcell.h"
#include "config.h"
#include "button.h"
#include "kernel.h"
@ -153,7 +154,6 @@ void button_event(int key, bool pressed)
#endif
break;
#ifdef HAVE_LCD_BITMAP
case SDLK_KP0:
case SDLK_F5:
if(pressed)
@ -162,7 +162,6 @@ void button_event(int key, bool pressed)
return;
}
break;
#endif
case SDLK_KP_PERIOD:
case SDLK_INSERT:

87
uisimulator/sdl/lcd-charcell.c
View file

@ -17,11 +17,20 @@
*
****************************************************************************/
#include "debug.h"
#include "lcd.h"
#include "misc.h"
#include <string.h>
#include "lcd-playersim.h"
#include "uisdl.h"
#include "lcd-sdl.h"
/* extern functions, needed for screendump() */
extern int sim_creat(const char *name, mode_t mode);
extern ssize_t write(int fd, const void *buf, size_t count);
extern int close(int fd);
SDL_Surface* lcd_surface;
SDL_Color lcd_color_zero = {UI_LCD_BGCOLOR, 0};
SDL_Color lcd_backlight_color_zero = {UI_LCD_BGCOLORLIGHT, 0};
@ -130,3 +139,81 @@ void sim_lcd_init(void)
0, (1<<LCD_DEPTH));
}
#define BMP_COMPRESSION 0 /* BI_RGB */
#define BMP_NUMCOLORS (1 << LCD_DEPTH)
#define BMP_BPP 1
#define BMP_LINESIZE (((LCD_WIDTH + 31) / 32) * 4)
#define BMP_HEADERSIZE (54 + 4 * BMP_NUMCOLORS)
#define BMP_DATASIZE (BMP_LINESIZE * LCD_HEIGHT)
#define BMP_TOTALSIZE (BMP_HEADERSIZE + BMP_DATASIZE)
#define LE16_CONST(x) (x)&0xff, ((x)>>8)&0xff
#define LE32_CONST(x) (x)&0xff, ((x)>>8)&0xff, ((x)>>16)&0xff, ((x)>>24)&0xff
static const unsigned char bmpheader[] =
{
0x42, 0x4d, /* 'BM' */
LE32_CONST(BMP_TOTALSIZE), /* Total file size */
0x00, 0x00, 0x00, 0x00, /* Reserved */
LE32_CONST(BMP_HEADERSIZE), /* Offset to start of pixel data */
0x28, 0x00, 0x00, 0x00, /* Size of (2nd) header */
LE32_CONST(LCD_WIDTH), /* Width in pixels */
LE32_CONST(LCD_HEIGHT), /* Height in pixels */
0x01, 0x00, /* Number of planes (always 1) */
LE16_CONST(BMP_BPP), /* Bits per pixel 1/4/8/16/24 */
LE32_CONST(BMP_COMPRESSION),/* Compression mode */
LE32_CONST(BMP_DATASIZE), /* Size of bitmap data */
0xc4, 0x0e, 0x00, 0x00, /* Horizontal resolution (pixels/meter) */
0xc4, 0x0e, 0x00, 0x00, /* Vertical resolution (pixels/meter) */
LE32_CONST(BMP_NUMCOLORS), /* Number of used colours */
LE32_CONST(BMP_NUMCOLORS), /* Number of important colours */
0x90, 0xee, 0x90, 0x00, /* Colour #0 */
0x00, 0x00, 0x00, 0x00 /* Colour #1 */
};
void screen_dump(void)
{
int fd;
char filename[MAX_PATH];
int x, y;
static unsigned char line[BMP_LINESIZE];
create_numbered_filename(filename, "", "dump_", ".bmp", 4);
DEBUGF("screen_dump\n");
fd = sim_creat(filename, 1 /*O_WRONLY*/);
if (fd < 0)
return;
write(fd, bmpheader, sizeof(bmpheader));
SDL_LockSurface(lcd_surface);
/* BMP image goes bottom up */
for (y = LCD_HEIGHT - 1; y >= 0; y--)
{
Uint8 *src = (Uint8 *)lcd_surface->pixels
+ y * LCD_WIDTH * display_zoom * display_zoom;
unsigned char *dst = line;
unsigned dst_mask = 0x80;
memset(line, 0, sizeof(line));
for (x = LCD_WIDTH; x > 0; x--)
{
if (*src)
*dst |= dst_mask;
src += display_zoom;
dst_mask >>= 1;
if (dst_mask == 0)
{
dst++;
dst_mask = 0x80;
}
}
write(fd, line, sizeof(line));
}
SDL_UnlockSurface(lcd_surface);
close(fd);
}

3
uisimulator/sdl/lcd-charcell.h
View file

@ -23,7 +23,10 @@
#include "lcd.h"
#include "SDL.h"
#ifdef HAVE_LCD_CHARCELLS
void sim_lcd_init(void);
void screen_dump(void);
#endif
#endif /* #ifndef __LCDCHARCELL_H__ */