Package org.apache.commons.imaging.formats.jpeg.decoder

Class JpegDecoder

java.lang.Object

org.apache.commons.imaging.common.BinaryFileParser

org.apache.commons.imaging.formats.jpeg.decoder.JpegDecoder

All Implemented Interfaces:

JpegUtils.Visitor

public class JpegDecoder
extends BinaryFileParser
implements JpegUtils.Visitor

Constructor Summary

Constructors

Constructor	Description
JpegDecoder()

Method Summary

Modifier and Type	Method	Description
boolean	beginSos()
BufferedImage	decode(ByteSource byteSource)
void	setTiffRgb()	Sets the decoder to treat incoming data as using the RGB color model.
boolean	visitSegment(int marker, byte[] markerBytes, int segmentLength, byte[] segmentLengthBytes, byte[] segmentData)
void	visitSos(int marker, byte[] markerBytes, byte[] imageData)

Methods inherited from class org.apache.commons.imaging.common.BinaryFileParser

debugNumber, debugNumber, getByteOrder, setByteOrder

Methods inherited from class java.lang.Object

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

Constructor Details

JpegDecoder

public JpegDecoder()

Method Details

beginSos

public boolean beginSos()

Specified by:

beginSos in interface JpegUtils.Visitor

decode

public BufferedImage decode(ByteSource byteSource)
                     throws IOException,
ImagingException

Throws:

IOException

ImagingException

setTiffRgb

public void setTiffRgb()

Sets the decoder to treat incoming data as using the RGB color model. This extension to the JPEG specification is intended to support TIFF files that use JPEG compression.

visitSegment

public boolean visitSegment(int marker,
 byte[] markerBytes,
 int segmentLength,
 byte[] segmentLengthBytes,
 byte[] segmentData)
                     throws ImagingException,
IOException

Specified by:

visitSegment in interface JpegUtils.Visitor

Throws:

ImagingException

IOException

visitSos

public void visitSos(int marker,
 byte[] markerBytes,
 byte[] imageData)

Specified by:

visitSos in interface JpegUtils.Visitor