Java API Reference - BarcodeReader Decode Methods
| Method | Description |
|———————-|————-|
| decodeFile | Decode barcodes from a specified image file. |
| decodeFileInMemory | Decode barcodes from an image file in memory. |
| decodeBuffer | Decode barcodes from raw buffer. |
| decodeBase64String | Decode barcodes from a base64 encoded string. |
| decodeBufferedImage | Decodes barcode from a buffered imag (bitmap). |
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DecodeFile
Decode barcodes from a specified image file.
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeFile(String fileFullPath, String templateName) throws BarcodeReaderException
Parameters
fileFullPath A string defining the file path.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
TextResult[] result = reader.decodeFile("your file path", "");
reader.destroy();
DecodeFileInMemory
Decode barcodes from an image file in memory.
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeFileInMemory(byte[] fileBytes, String templateName) throws BarcodeReaderException
Parameters
fileBytes The image file bytes in memory.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
byte[] bufferBytes = null;
GetBufferFromFile("your file path", bufferBytes);
TextResult[] result = reader.decodeFileInMemory(bufferBytes, "");
reader.destroy();
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeFileInMemory(InputStream fileStream, String templateName) throws BarcodeReaderException, IOException
Parameters
fileStream The image file bytes in memory.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
BarcodeReaderException, IOException
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
FileInputStream fis = new FileInputStream("your file path");
TextResult[] result = reader.decodeFileInMemory(fis, "");
reader.destroy();
DecodeBuffer
Decode barcodes from the memory buffer containing image pixels in defined format.
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeBuffer(byte[] buffer, int width, int height, int stride, int enumImagePixelFormat, String templateName) throws BarcodeReaderException
Parameters
buffer The array of bytes which contain the image data.
width The width of the image in pixels.
height The height of the image in pixels.
stride The stride (or scan width) of the image.
enumImagePixelFormat The image pixel format used in the image byte array.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
byte[] bufferBytes;
int iWidth = 0;
int iHeight = 0;
int iStride = 0;
int format;
GetBufferFromFile("your file path", bufferBytes, iWidth, iHeight, iStride, format);
TextResult[] result = reader.decodeBuffer(bufferBytes, iWidth, iHeight, iStride, format, "");
reader.destroy();
DecodeBase64String
Decode barcode from an image file encoded as a base64 string.
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeBase64String(String base64, String templateName) throws BarcodeReaderException
Parameters
base64 A base64 encoded string that represents an image.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
TextResult[] result = reader.decodeBase64String("file in base64 string", "");
reader.destroy();
DecodeBufferedImage
Decodes barcode from a buffered imag (bitmap).
TextResult[] com.dynamsoft.barcode.BarcodeReader.decodeBufferedImage(BufferedImage image, String templateName) throws IOException, BarcodeReaderException
Parameters
image The image to be decoded.
templateName The template name.
Return value
All barcode text results decoded successfully.
Exceptions
BarcodeReaderException, IOException
Code Snippet
BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
BufferedImage input = ImageIO.read("your file path");
TextResult[] result = reader.decodeBufferedImage(bitmap, "");
reader.destroy();
Yes
No