Package com.drew.imaging.jpeg

Interface JpegSegmentMetadataReader

All Known Implementing Classes:

AdobeJpegReader, DuckyReader, ExifReader, IccReader, IptcReader, JfifReader, JfxxReader, JpegCommentReader, JpegDhtReader, JpegDnlReader, JpegReader, PhotoshopReader, XmpReader

public interface JpegSegmentMetadataReader

Defines an object that extracts metadata from in JPEG segments.

Method Summary

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

Method Details

getSegmentTypes

Iterable<JpegSegmentType> getSegmentTypes()

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

readJpegSegments

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

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

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 Metadata object into which extracted values should be merged.

segmentType - The JpegSegmentType being read.