在linux下读取bmp文件头的完整代码。

    cout "文件头类型:" pBmpHead.bfType endl;         cout "文件大小:" pBmpHead.bfSize endl;         cout "保留字_1:" pBmpHead.bfReserved1 endl;         cout "保留字_2:" pBmpHead.bfReserved2 endl;         cout "实际位图数据的偏移字节数:" pBmpHead.bfOffBits endl endl;     }     void showBmpInforHead(BITMAPINFODEADER  pBmpInforHead){         cout "位图信息头:" endl;         cout "结构体的长度:" pBmpInforHead.biSize endl;         cout "位图宽:" pBmpInforHead.biWidth endl;         cout "位图高:" pBmpInforHead.biHeight endl;         cout "biPlanes平面数:" pBmpInforHead.biPlanes endl;         cout "biBitCount采用颜色位数:" pBmpInforHead.biBitCount endl;         cout "压缩方式:" pBmpInforHead.biCompression endl;         cout "biSizeImage实际位图数据占用的字节数:" pBmpInforHead.biSizeImage endl;         cout "X方向分辨率:" pBmpInforHead.biXPelsPerMeter endl;         cout "Y方向分辨率:" pBmpInforHead.biYPelsPerMeter endl;         cout "使用的颜色数:" pBmpInforHead.biClrUsed endl;         cout "重要颜色数:" pBmpInforHead.biClrImportant endl;     int main( int argc, char **argv )       FILE *fp = fopen(argv[1], "rb");       BITMAPFILEHEADER head;       BITMAPINFODEADER info;       fread( head, 1, sizeof(BITMAPFILEHEADER), fp);       fread( info, 1, sizeof(BITMAPINFODEADER), fp);       showBmpHead(head);       showBmpInforHead(info);       cout sizeof(BITMAPFILEHEADER) endl; cout sizeof(BITMAPINFODEADER) endl;        fclose(fp);       return 0;