Hello,
Do you use Windows form controls ?
I have attached a demo winform demo, check it out. You can get the properties in the demo.
Here is the winform setting for pdf417,
this.barCodeControl2.BarHeight = 10F;
this.barCodeControl2.BorderColor = System.Drawing.Color.Black;
this.barCodeControl2.CodeLocation = Aspose.BarCode.CodeLocation.Below;
this.barCodeControl2.CodeText = "12345678";
this.barCodeControl2.Columns = 29;
this.barCodeControl2.GraphicsUnit = System.Drawing.GraphicsUnit.Inch;
this.barCodeControl2.Margins = new Aspose.BarCode.MarginsF(0.5F, 0.5F, 0.1F, 0.1F);
this.barCodeControl2.Pdf417CompactionMode = Aspose.BarCode.Pdf417CompactionMode.Binary;
this.barCodeControl2.Pdf417ErrorLevel = Aspose.BarCode.Pdf417ErrorLevel.Level5;
this.barCodeControl2.Pdf417Truncate = false;
this.barCodeControl2.PlanetShortBarHeight = 5F;
this.barCodeControl2.PostnetShortBarHeight = 5F;
this.barCodeControl2.PrinterName = "";
this.barCodeControl2.QRErrorLevel = Aspose.BarCode.QRErrorLevel.LevelL;
this.barCodeControl2.Resolution = new Aspose.BarCode.Resolution(300F, 300F, Aspose.BarCode.ResolutionMode.Customized);
this.barCodeControl2.RotationAngleF = 0F;
this.barCodeControl2.Rows = 42;
this.barCodeControl2.SymbologyType = Aspose.BarCode.Symbology.Pdf417;
this.barCodeControl2.WideNarrowRatio = 3F;
this.barCodeControl2.xDimension = 0.016F;
this.barCodeControl2.yDimension = 0.03F;