There is no sourceX offset in case when Configure->PixelFormat == PixelBlueGreenRedReserved8BitPerColor. We are copying most left pixels instead of copying required rectangle. Signed-off-by: Gris87 <Gris87@yandex.ru> Cc: Ruiyu Ni <ruiyu.ni@intel.com> Tested-by: Zhichao Gao <zhichao.gao@intel.com> Reviewed-by: Zhichao Gao <zhichao.gao@intel.com>