OptionalcharacterCharacter set to use for encoding the text. Used for Aztec, PDF417, and QRCode only.
OptionaleccError correction level of the symbol.
Used for Aztec, PDF417, and QRCode only.
-1 means auto.
OptionalformatThe format of the barcode to write.
Supported values are:
"Aztec", "Codabar", "Code128", "Code39", "Code93",
"DataMatrix", "EAN-13", "EAN-8", "ITF",
"PDF417", "QRCode", "UPC-A", "UPC-E"
OptionalheightHeight of the barcode.
OptionalmarginThe minimum number of quiet zone pixels.
OptionalwidthWidth of the barcode.
Writer options for writing barcodes.