2012-05-08

#include <stdio.h>
#include <stdlib.h>

int main(){
    FILE *fp1,*fp2;
    fp1=fopen("D:\\lena.bmp","rb");
    fp2=fopen("D:\\my.bmp","wb");
    if(!fp1||!fp2)
        exit(-1);
    fseek(fp1,0,SEEK_END);
    int flen=ftell(fp1);
    fseek(fp1,0,0);
    unsigned char i;
    for(int j=0;j<flen;j++){
        fread(&i,sizeof(unsigned char),1,fp1);
        fwrite(&i,sizeof(unsigned char),1,fp2);
    }
    fclose(fp1);
    fclose(fp2);
    return 0;
}

http://blog.csdn.net/zhangxiaonanwin/article/details/6102430