MFC_跨线程调用控件

某并不处于UI控件线程的函数(...)
{
	...
	CWnd* h_d = AfxGetApp()->GetMainWnd(); //获取主窗口句柄
	//h_d->GetDlgItem(IDC_STATIC_PREVIEW)->GetSafeHwnd();

    /*在其他语句里调用*/
	dvpStatus status = dvpDrawPicture(pFrame, pBuffer, h_d->GetDlgItem(IDC_STATIC_PREVIEW)->GetSafeHwnd(), nullptr, nullptr);
	return 0;
}