Package gov.nih.mipav.model.file

Class MetadataExtractor.DuckyReader

java.lang.Object

gov.nih.mipav.model.file.MetadataExtractor.DuckyReader

All Implemented Interfaces:

MetadataExtractor.JpegSegmentMetadataReader

Enclosing class:

MetadataExtractor

public class MetadataExtractor.DuckyReader
extends Object
implements MetadataExtractor.JpegSegmentMetadataReader

Reads Photoshop "ducky" segments, created during Save-for-Web.

Author:

Drew Noakes https://drewnoakes.com

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	JPEG_SEGMENT_PREAMBLE

Constructor Summary

Constructors

Constructor	Description
DuckyReader()

Method Summary

Modifier and Type	Method	Description
void	extract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata)
Iterable<MetadataExtractor.JpegSegmentType>	getSegmentTypes()	Gets the set of JPEG segment types that this reader is interested in.
void	readJpegSegments(Iterable<byte[]> segments, MetadataExtractor.Metadata metadata, MetadataExtractor.JpegSegmentType segmentType)	Extracts metadata from all instances of a particular JPEG segment type.

Methods inherited from class java.lang.Object

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

Field Details

JPEG_SEGMENT_PREAMBLE

private static final String JPEG_SEGMENT_PREAMBLE

See Also:

• Constant Field Values

Constructor Details

DuckyReader

public DuckyReader()

Method Details

getSegmentTypes

public Iterable<MetadataExtractor.JpegSegmentType> getSegmentTypes()

Description copied from interface: MetadataExtractor.JpegSegmentMetadataReader

Gets the set of JPEG segment types that this reader is interested in.

Specified by:

getSegmentTypes in interface MetadataExtractor.JpegSegmentMetadataReader

readJpegSegments

public void readJpegSegments(Iterable<byte[]> segments,
 MetadataExtractor.Metadata metadata,
 MetadataExtractor.JpegSegmentType segmentType)

Description copied from interface: MetadataExtractor.JpegSegmentMetadataReader

Extracts metadata from all instances of a particular JPEG segment type.

Specified by:

readJpegSegments in interface MetadataExtractor.JpegSegmentMetadataReader

Parameters:

segments - A sequence of byte arrays from which the metadata should be extracted. These are in the order encountered in the original file.

metadata - The MetadataExtractor.Metadata object into which extracted values should be merged.

segmentType - The MetadataExtractor.JpegSegmentType being read.

extract

public void extract(MetadataExtractor.SequentialReader reader,
 MetadataExtractor.Metadata metadata)