public void Main()
        {
            IWorkbook workbook = GetWorkbook();
            byte[] imageByteArray = LoadImage();
            var sheet = workbook.GetSheetAt(0);

            var pictureIndex = workbook.AddPicture(imageByteArray, PictureType.JPEG);
            var drawing = sheet.CreateDrawingPatriarch();

            var anchor = workbook.GetCreationHelper().CreateClientAnchor();
            anchor.Col1 = 0;
            anchor.Row1 = 0;

            var picture = (NPOI.XSSF.UserModel.XSSFPicture)drawing.CreatePicture(anchor, pictureIndex);

            picture.Resize();//deadlocks here
        }