ong></dt>
      <dd>Similar to fgets(s,n,file).</dd>
      <dt><strong>virtual int eof()</strong></dt>
      <dd>Similar to feof(file).</dd>
      <dt><strong>virtual int scanf_one(const char *fmt, void *val)</strong></dt>
      <dd>Simplified variant of fscanf(file,fmt,val): format string is always
        contains one argument to read. So, variable args call is not needed and
        only one pointer to data passed.</dd>
      <dt><strong> virtual int jpeg_src(void * p);</strong></dt>
      <dd>Initialize