TMemoryStream *stm=new TMemoryStream;
  stm->LoadFromFile("abc.avi");
  unsigned char *Buf=(unsigned char *)stm->Memory;
  for(int i=0;iSize-1;i  )
  {
    if(Buf[i]==0xFF)
    {
      if(Buf[i 1]==0xD8)
        ShowMessage("FFD8 found at offset " String(i));
      else if(Buf[i 1]==0xD9)
        ShowMessage("FFD9 found at offset " String(i));
    }
  }
  delete stm;

  TMemoryStream *stm=new TMemoryStream;
  stm->LoadFromFile("unit1.obj");
  char *Buf=(char *)stm->Memory;
  for(int i=0;iSize-1;i  )
  {
    if(*(unsigned short*)&Buf[i]==0xD8FF)
        ShowMessage("FF D8 found at offset " String(i));
    else if(*(unsigned short*)&Buf[i]==0xD9FF)
        ShowMessage("FF D9 found at offset " String(i));
  }
  delete stm;