fb_fix_screeninfo

//结构 struct fb_fix_screeninfo finfo struct fb_var_screeninfo vinfo //打开设备 fd = open[

//结构 struct fb_fix_screeninfo finfo struct fb_var_screeninfo vinfo //打开设备 fd = open["/dev/fb0", O_RDWR] if [!fd] { printf["Cannot open framebuffer device.\n"] exit[1] } //取得固定信息 if [ioctl[fd, FBIOGET_FSCREENINFO, &finfo]] { printf["Error reading fixed information.\n"] exit[1] } if [ioctl[fd, FBIOGET_VSCREENINFO, &vinfo]] { printf["Error reading variable information.\n"] exit[1] }

标签： struct fb_fix_screeninfo fb_var_screeninfo finfo

上传时间： 2014-08-16

上传用户：gut1234567
帧缓冲#include <stdio.h> #include <stdlib.h> #include <string.h> #include <s

帧缓冲#include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdint.h> #include <unistd.h> #include <fcntl.h> #include <sys/ioctl.h> #include <sys/mman.h> #include <asm/page.h> #include <linux/fb.h> #define TRUE 1 #define FALSE 2 //a framebuffer device structure typedef struct fbdev{ int fb unsigned long fb_mem_offset unsigned long fb_mem struct fb_fix_screeninfo fb_fix

标签： include lt gt stdlib

上传时间： 2013-12-11

上传用户：bjgaofei