#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#pragma pack(1)
typedef struct tagBITMAPFILEHEADER
{
unsigned short int bfType;
unsigned int bfSize;
unsigned short int bfReserverd1;
unsigned short int bfReserverd2;
unsigned int bfbfOffBits;
}BITMAPFILEHEADER;
typedef struct tagBITMAPINFOHEADER
{
int biSize;
int biWidth;
int biHeight;
short int biPlanes;
short int biBitcount;
int biCompression;
int biSizeImage;
int biXPelsPermeter;
int biYPelsPermeter;
int biClrUsed;
int biClrImportant;
}BITMAPINFOHEADER;
#pragma pack()
int main(int argc,char const *argv[])
{
if(2!=argc)
{
printf("argument is invaild\n");
return -1;
}
int bmp_fd = open(argv[1], O_RDONLY);
if(bmp_fd == -1)
{
perror("BMP图片文件打开失败!");
return -1;
}
struct tagBITMAPFILEHEADER s1;
struct tagBITMAPINFOHEADER s2;
read(bmp_fd,&s1,14);
read(bmp_fd,&s2,40);
printf("size=%d\nwighet=%d\nhighet=%d\n",s1.bfSize,s2.biWidth,s2.biHeight);
close(bmp_fd);
return 0;
}
【推荐】国内首个AI IDE,深度理解中文开发场景,立即下载体验Trae
【推荐】编程新体验,更懂你的AI,立即体验豆包MarsCode编程助手
【推荐】抖音旗下AI助手豆包,你的智能百科全书,全免费不限次数
【推荐】轻量又高性能的 SSH 工具 IShell:AI 加持,快人一步
· DeepSeek 开源周回顾「GitHub 热点速览」
· 记一次.NET内存居高不下排查解决与启示
· 物流快递公司核心技术能力-地址解析分单基础技术分享
· .NET 10首个预览版发布:重大改进与新特性概览!
· .NET10 - 预览版1新功能体验(一)