Package com.aspose.barcode.barcoderecognition

Class BarCodeReader

java.lang.Object

com.aspose.barcode.barcoderecognition.BarCodeReader

public class BarCodeReader
extends Object

BarCodeReader encapsulates an image which may contain one or several barcodes, it then can perform ReadBarCodes operation to detect barcodes.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Constructor Summary

Constructors

Constructor	Description
BarCodeReader()	Initializes a new instance of the BarCodeReader class with default values.
BarCodeReader(android.graphics.Bitmap image)	Initializes a new instance of the BarCodeReader class from an image.
BarCodeReader(android.graphics.Bitmap image, android.graphics.Rect[] areas, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(android.graphics.Bitmap image, android.graphics.Rect area, BaseDecodeType type)
BarCodeReader(android.graphics.Bitmap image, android.graphics.Rect area, BaseDecodeType... decodeTypes)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(android.graphics.Bitmap image, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(android.graphics.Bitmap image, BaseDecodeType... decodeTypes)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(InputStream stream)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(InputStream stream, android.graphics.Rect[] areas, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(InputStream stream, android.graphics.Rect area, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(InputStream stream, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(InputStream stream, BaseDecodeType... decodeTypes)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(String filename)	Initializes a new instance of the BarCodeReader class from file.
BarCodeReader(String imagePath, android.graphics.Rect[] areas, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(String imagePath, android.graphics.Rect area, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(String filename, BaseDecodeType type)	Initializes a new instance of the BarCodeReader class.
BarCodeReader(String filename, BaseDecodeType... decodeTypes)	Initializes a new instance of the BarCodeReader class.

Method Summary

Modifier and Type	Method	Description
void	abort()	Function requests termination of current recognition session from other thread.
void	dispose()
boolean	exportToXml(OutputStream xmlStream)	Exports BarCode properties to the xml-stream specified
boolean	exportToXml(String xmlFile)	Exports BarCode properties to the xml-file specified
BaseDecodeType	getBarCodeReadType()	Gets the decode type of the input barcode decoding
BarcodeSettings	getBarcodeSettings()	The main BarCode decoding parameters.
BarCodeResult[]	getFoundBarCodes()	Gets recognized BarCodeResults array
int	getFoundCount()	Gets recognized barcodes count
static ProcessorSettings	getProcessorSettings()	Gets a settings of using processor cores.
final QualitySettings	getQualitySettings()	QualitySettings allows to configure recognition quality and speed manually.
int	getTimeout()	Gets the timeout of recognition process in milliseconds.
static BarCodeReader	importFromXml(InputStream xmlStream)	Imports BarCode properties from the xml-stream specified and applies them to the current BarCodeReader instance.
static BarCodeReader	importFromXml(String xmlFile)	Imports BarCode properties from the xml-file specified and applies them to the current BarCodeReader instance.
BarCodeResult[]	readBarCodes()	Reads BarCodeResults from the image.
void	setBarCodeImage(android.graphics.Bitmap value)	Sets bitmap image for recognition.
final void	setBarCodeImage(android.graphics.Bitmap value, android.graphics.Rect area)	Sets bitmap image and area for recognition.
final void	setBarCodeImage(android.graphics.Bitmap value, android.graphics.Rect[] areas)	Sets bitmap image and areas for recognition.
final void	setBarCodeImage(InputStream stream)	Sets image stream for recognition.
void	setBarCodeImage(String filename)	Sets image file for recognition.
void	setBarCodeReadType(BaseDecodeType type)	Sets decode type for recognition.
void	setBarCodeReadType(SingleDecodeType... barcodeTypes)	Sets SingleDecodeType type array for recognition.
final void	setQualitySettings(QualitySettings value)	QualitySettings allows to configure recognition quality and speed manually.
void	setTimeout(int value)	Sets the timeout of recognition process in milliseconds.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BarCodeReader

public BarCodeReader()

Initializes a new instance of the BarCodeReader class with default values. Requires to set image (SetBitmapImage()) before to call ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage("test.png");
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image)

Initializes a new instance of the BarCodeReader class from an image.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader(bmp);
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

image - A Bitmap instance containing the image

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image,
 BaseDecodeType... decodeTypes)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader(bmp, DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

image - The image.

decodeTypes - Decode types.

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader(bmp, new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

image - The image.

type - The decode type1. It can be single or multy

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image,
 android.graphics.Rect area,
 BaseDecodeType... decodeTypes)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

image - The image.

area - The area for recognition.

decodeTypes - Decode types.

BarCodeReader

public BarCodeReader(String imagePath,
 android.graphics.Rect[] areas,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BufferedImage bmp = ImageIO.read(new File("c:\\test.png"));
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

imagePath - The image path.

areas - The area for recognition.

type - The decode type.

BarCodeReader

public BarCodeReader(InputStream stream,
 android.graphics.Rect area,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BufferedImage bmp = ImageIO.read(new File("c:\\test.png"));
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The image stream.

area - The area for recognition.

type - The decode type.

BarCodeReader

public BarCodeReader(String imagePath,
 android.graphics.Rect area,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BufferedImage bmp = ImageIO.read(new File("c:\\test.png"));
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

imagePath - The image path.

area - The area for recognition.

type - The decode type.

BarCodeReader

public BarCodeReader(InputStream stream,
 android.graphics.Rect[] areas,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BufferedImage bmp = ImageIO.read(new File("c:\\test.png"));
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The image stream.

areas - The area for recognition.

type - The decode type.

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image,
 android.graphics.Rect[] areas,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()), new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

image - The image.

areas - The areas for recognition.

type - The decode type.

BarCodeReader

public BarCodeReader(android.graphics.Bitmap image,
 android.graphics.Rect area,
 BaseDecodeType type)

BarCodeReader

public BarCodeReader(String filename)

Initializes a new instance of the BarCodeReader class from file.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader("test.png");
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

filename - The filename.

BarCodeReader

public BarCodeReader(String filename,
 BaseDecodeType type)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader("test.png", new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

filename - The filename.

type - The decode type.

BarCodeReader

public BarCodeReader(String filename,
 BaseDecodeType... decodeTypes)

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

filename - The filename.

decodeTypes - Decode types.

BarCodeReader

public BarCodeReader(InputStream stream)
              throws IOException

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 InputStream fstr = new FileInputStream(new File("test.png"));
 BarCodeReader reader = new BarCodeReader(fstr);
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The stream.

Throws:

IOException

BarCodeReader

public BarCodeReader(InputStream stream,
 BaseDecodeType type)
              throws IOException

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 InputStream fstr = new FileInputStream("test.png");
 BarCodeReader reader = new BarCodeReader(fstr, new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The stream.

type - The decode type.

Throws:

IOException

BarCodeReader

public BarCodeReader(InputStream stream,
 BaseDecodeType... decodeTypes)
              throws IOException

Initializes a new instance of the BarCodeReader class.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 InputStream fstr = new FileInputStream("test.png"));
 BarCodeReader reader = new BarCodeReader(fstr, DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The stream.

decodeTypes - Decode types.

Throws:

IOException

Method Details

getProcessorSettings

public static ProcessorSettings getProcessorSettings()

Gets a settings of using processor cores.

 This sample shows how to use ProcessorSettings to add maximum multi-threaded performnce
 
 //this allows to use all cores for single BarCodeReader call
 BarCodeReader.getProcessorSettings().setUseAllCores(true);
 //this allows to use current count of cores
 BarCodeReader.getProcessorSettings().setUseAllCores(false);
 BarCodeReader.getProcessorSettings().setUseOnlyThisCoresCount(Math.max(1, Environment.getProcessorCount() / 2));
 
 

getTimeout

public int getTimeout()

Gets the timeout of recognition process in milliseconds.

 BarCodeReader reader = new BarCodeReader("test.png");
     reader.setTimeout(5000);
     for(BarCodeResult result : reader.readBarCodes())
         System.out.println("BarCode CodeText: " + result.getCodeText());
 

Returns:

The timeout.

setTimeout

public void setTimeout(int value)

Sets the timeout of recognition process in milliseconds.

 BarCodeReader reader = new BarCodeReader("test.png");
 reader.setTimeout(5000);
 for(BarCodeResult result : reader.readBarCodes())
    System.out.println("BarCode CodeText: " + result.getCodeText());
 

Parameters:

value - The timeout.

abort

public void abort()

Function requests termination of current recognition session from other thread. Abort is unblockable method and returns control just after calling. The method should be used when recognition process is too long.

 This sample shows how to call Abort function from other thread
 
  final BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
  Thread thread1 = new Thread(new Runnable()
  {

getFoundBarCodes

public BarCodeResult[] getFoundBarCodes()

Gets recognized BarCodeResults array

 This sample shows how to read barcodes with BarCodeReader
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 {
     reader.readBarCodes();
     for(int i = 0; reader.getFoundCount() > i; ++i)
         System.out.println("BarCode CodeText: " + reader.getFoundBarCodes()[i].getCodeText());
 }
 
 

Value: The recognized BarCodeResults array

getFoundCount

public int getFoundCount()

Gets recognized barcodes count

 This sample shows how to read barcodes with BarCodeReader
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 reader.readBarCodes();
 for(int i = 0; reader.getFoundCount() > i; ++i)
    System.out.println("BarCode CodeText: " + reader.getFoundBarCodes()[i].getCodeText());
 
 

Value: The recognized barcodes count

readBarCodes

public BarCodeResult[] readBarCodes()

Reads BarCodeResults from the image.

 This sample shows how to read barcodes with BarCodeReader
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 for(BarCodeResult result : reader.readBarCodes())
    System.out.println("BarCode CodeText: " + result.getCodeText());
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 reader.readBarCodes();
 for(int i = 0; reader.getFoundCount() > i; ++i)
    System.out.println("BarCode CodeText: " + reader.getFoundBarCodes()[i].getCodeText());
 
 

Returns:

Returns array of recognized BarCodeResults on the image. If nothing is recognized, zero array is returned.

getQualitySettings

public final QualitySettings getQualitySettings()

QualitySettings allows to configure recognition quality and speed manually. You can quickly set up QualitySettings by embedded presets: HighPerformance, NormalQuality, HighQuality, MaxBarCodes or you can manually configure separate options. Default value of QualitySettings is NormalQuality.

 This sample shows how to use QualitySettings with BarCodeReader
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //set high performance mode
 reader.setQualitySettings(QualitySettings.getHighPerformance());
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());

 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //normal quality mode is set by default
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());

 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //set high performance mode
 reader.setQualitySettings(QualitySettings.getHighPerformance());
 //set separate options
 reader.getQualitySettings().setAllowMedianSmoothing(true);
 reader.getQualitySettings().setMedianSmoothingWindowSize(5);
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());
 
 

Value: QualitySettings to configure recognition quality and speed.

setQualitySettings

public final void setQualitySettings(QualitySettings value)

QualitySettings allows to configure recognition quality and speed manually. You can quickly set up QualitySettings by embedded presets: HighPerformance, NormalQuality, HighQuality, MaxBarCodes or you can manually configure separate options. Default value of QualitySettings is NormalQuality.

 This sample shows how to use QualitySettings with BarCodeReader
 
 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //set high performance mode
 reader.setQualitySettings(QualitySettings.getHighPerformance());
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());

 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //normal quality mode is set by default
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());

 BarCodeReader reader = new BarCodeReader("test.png", DecodeType.CODE_39, DecodeType.CODE_128);
 //set high performance mode
 reader.setQualitySettings(QualitySettings.getHighPerformance());
 //set separate options
 reader.getQualitySettings().setAllowMedianSmoothing(true);
 reader.getQualitySettings().setMedianSmoothingWindowSize(5);
 for(BarCodeResult result : reader.readBarCodes())
   System.out.println("BarCode CodeText: " + result.getCodeText());
 
 

Value: QualitySettings to configure recognition quality and speed.

getBarcodeSettings

public BarcodeSettings getBarcodeSettings()

The main BarCode decoding parameters. Contains parameters which make influence on recognized data.

Returns:

The main BarCode decoding parameters

setBarCodeImage

public final void setBarCodeImage(android.graphics.Bitmap value,
 android.graphics.Rect[] areas)

Sets bitmap image and areas for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage(bmp, new Rectangle[] { new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()) });
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

value - The bitmap image for recognition.

areas - areas list for recognition

setBarCodeImage

public final void setBarCodeImage(android.graphics.Bitmap value,
 android.graphics.Rect area)

Sets bitmap image and area for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage(bmp, new Rectangle(0, 0, bmp.getWidth(), bmp.getHeight()));
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

value - The bitmap image for recognition.

area - area for recognition

setBarCodeImage

public final void setBarCodeImage(InputStream stream)

Sets image stream for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 InputStream fstr = new FileInputStream(new File("test.png"));
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage(fstr);
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

stream - The image stream for recogniton.

setBarCodeImage

public void setBarCodeImage(android.graphics.Bitmap value)

Sets bitmap image for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 Bitmap bmp = BitmapFactory.decodeFile("test.png");
 BarCodeReader reader = new BarCodeReader())
 {
     reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
     reader.setBarCodeImage(bmp);
     for(BarCodeResult result : reader.readBarCodes())
     {
         System.out.println("BarCode Type: " + result.getCodeTypeName());
         System.out.println("BarCode CodeText: " + result.getCodeText());
     }
 }
 
 

Parameters:

value - The bitmap image for recognition.

setBarCodeImage

public void setBarCodeImage(String filename)

Sets image file for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader())
 {
     reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
     reader.setBarCodeImage("test.png");
     for(BarCodeResult result : reader.readBarCodes())
     {
         System.out.println("BarCode Type: " + result.getCodeTypeName());
         System.out.println("BarCode CodeText: " + result.getCodeText());
     }
 }
 
 

Parameters:

filename - The image file for recogniton.

setBarCodeReadType

public void setBarCodeReadType(SingleDecodeType... barcodeTypes)

Sets SingleDecodeType type array for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage("test.png");
 for(BarCodeResult result : reader.readBarCodes())
 {
     System.out.println("BarCode Type: " + result.getCodeTypeName());
     System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 
 

Parameters:

barcodeTypes - The SingleDecodeType type array to read.

setBarCodeReadType

public void setBarCodeReadType(BaseDecodeType type)

Sets decode type for recognition. Must be called before ReadBarCodes() method.

 This sample shows how to detect Code39 and Code128 barcodes.
 
 BarCodeReader reader = new BarCodeReader();
 reader.setBarCodeReadType(new MultiDecodeType(DecodeType.CODE_39, DecodeType.CODE_128);
 reader.setBarCodeImage("test.png");
 for(BarCodeResult result : reader.readBarCodes())
 {
    System.out.println("BarCode Type: " + result.getCodeTypeName());
    System.out.println("BarCode CodeText: " + result.getCodeText());
 }
 System.out.println("BarCodeReadType: " + reader.getBarCodeReadType().toString());
 
 

Parameters:

type - The type of barcode to read.

getBarCodeReadType

public BaseDecodeType getBarCodeReadType()

Gets the decode type of the input barcode decoding

dispose

public void dispose()

exportToXml

public boolean exportToXml(String xmlFile)

Exports BarCode properties to the xml-file specified

Parameters:

xmlFile - The name of the file

Returns:

Whether or not export completed successfully.

Returns <b>True</b> in case of success; <b>False</b> Otherwise

exportToXml

public boolean exportToXml(OutputStream xmlStream)
                    throws IOException

Exports BarCode properties to the xml-stream specified

Parameters:

xmlStream - The xml-stream for saving

Returns:

Whether or not export completed successfully.

Returns <b>True</b> in case of success; <b>False</b> Otherwise

Throws:

IOException

importFromXml

public static BarCodeReader importFromXml(String xmlFile)

Imports BarCode properties from the xml-file specified and applies them to the current BarCodeReader instance.

Parameters:

xmlFile - The name of the file

Returns:

Returns <b>True</b> in case of success;

<b>False</b> Otherwise

importFromXml

public static BarCodeReader importFromXml(InputStream xmlStream)

Imports BarCode properties from the xml-stream specified and applies them to the current BarCodeReader instance.

Parameters:

xmlStream - The xml-stream for loading

Returns:

Returns <b>True</b> in case of success;

<b>False</b> Otherwise