What does setting DecodeHintType.ASSUME_GS1 in ZXing Barcode Scanner Intent mean?

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Setting DecodeHintType.ASSUME_GS1 in ZXing Barcode Scanner Intent means that the barcode scanner should assume that the barcode being scanned is a GS1-formatted barcode, which follows a certain set of standards and guidelines for data encoding. This allows the scanner to decode the barcode more accurately and efficiently, as it can make use of specific algorithms and rules for decoding GS1 barcodes.