Package com.google.zxing.aztec
Class AztecReader
- java.lang.Object
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- com.google.zxing.aztec.AztecReader
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Constructor Summary
Constructors Constructor Description AztecReader()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Result
decode(BinaryBitmap image)
Locates and decodes a Data Matrix code in an image.Result
decode(BinaryBitmap image, java.util.Map<DecodeHintType,?> hints)
Locates and decodes a barcode in some format within an image.void
reset()
Resets any internal state the implementation has after a decode, to prepare it for reuse.
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Method Detail
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decode
public Result decode(BinaryBitmap image) throws NotFoundException, FormatException
Locates and decodes a Data Matrix code in an image.- Specified by:
decode
in interfaceReader
- Parameters:
image
- image of barcode to decode- Returns:
- a String representing the content encoded by the Data Matrix code
- Throws:
NotFoundException
- if a Data Matrix code cannot be foundFormatException
- if a Data Matrix code cannot be decoded
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decode
public Result decode(BinaryBitmap image, java.util.Map<DecodeHintType,?> hints) throws NotFoundException, FormatException
Description copied from interface:Reader
Locates and decodes a barcode in some format within an image. This method also accepts hints, each possibly associated to some data, which may help the implementation decode.- Specified by:
decode
in interfaceReader
- Parameters:
image
- image of barcode to decodehints
- passed as aMap
fromDecodeHintType
to arbitrary data. The meaning of the data depends upon the hint type. The implementation may or may not do anything with these hints.- Returns:
- String which the barcode encodes
- Throws:
NotFoundException
- if no potential barcode is foundFormatException
- if a potential barcode is found but format is invalid
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