fbtools.h

来自「本人收集的framebuffer资料」· C头文件 代码 · 共 35 行

#ifndef _FBTOOLS_H_
#define _FBTOOLS_H_

#include <linux/fb.h>

//a framebuffer device structure;
typedef struct fbdev{
int fb;
unsigned long fb_mem_offset;
unsigned long fb_mem;
struct fb_fix_screeninfo fb_fix;
struct fb_var_screeninfo fb_var;
char dev[20];
} FBDEV, *PFBDEV;

/*open & init a frame buffer
to use this function,
you must set FBDEV.dev=\"/dev/fb0\"
or \"/dev/fbX\"
it\'s your frame buffer.*/
int fb_open(PFBDEV pFbdev);

//close a frame buffer
int fb_close(PFBDEV pFbdev);

//get display depth
int get_display_depth(PFBDEV pFbdev);


//full screen clear
void fb_memset(void *addr, int c, size_t len);

#endif