Package gov.nih.mipav.model.file
Class MetadataExtractor.IptcReader
- java.lang.Object
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- gov.nih.mipav.model.file.MetadataExtractor.IptcReader
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- All Implemented Interfaces:
MetadataExtractor.JpegSegmentMetadataReader
- Enclosing class:
- MetadataExtractor
public class MetadataExtractor.IptcReader extends java.lang.Object implements MetadataExtractor.JpegSegmentMetadataReader
Decodes IPTC binary data, populating aMetadataExtractor.Metadataobject with tag values in anMetadataExtractor.IptcDirectory.http://www.iptc.org/std/IIM/4.1/specification/IIMV4.1.pdf
- Author:
- Drew Noakes https://drewnoakes.com
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Field Summary
Fields Modifier and Type Field Description private static byteIptcMarkerByte
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Constructor Summary
Constructors Constructor Description IptcReader()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidextract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata, long length)Performs the IPTC data extraction, adding found values to the specified instance ofMetadataExtractor.Metadata.voidextract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata, long length, MetadataExtractor.Directory parentDirectory)Performs the IPTC data extraction, adding found values to the specified instance ofMetadataExtractor.Metadata.java.lang.Iterable<MetadataExtractor.JpegSegmentType>getSegmentTypes()Gets the set of JPEG segment types that this reader is interested in.private voidprocessTag(MetadataExtractor.SequentialReader reader, MetadataExtractor.Directory directory, int directoryType, int tagType, int tagByteCount)voidreadJpegSegments(java.lang.Iterable<byte[]> segments, MetadataExtractor.Metadata metadata, MetadataExtractor.JpegSegmentType segmentType)Extracts metadata from all instances of a particular JPEG segment type.
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Field Detail
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IptcMarkerByte
private static final byte IptcMarkerByte
- See Also:
- Constant Field Values
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Method Detail
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getSegmentTypes
public java.lang.Iterable<MetadataExtractor.JpegSegmentType> getSegmentTypes()
Description copied from interface:MetadataExtractor.JpegSegmentMetadataReaderGets the set of JPEG segment types that this reader is interested in.- Specified by:
getSegmentTypesin interfaceMetadataExtractor.JpegSegmentMetadataReader
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readJpegSegments
public void readJpegSegments(java.lang.Iterable<byte[]> segments, MetadataExtractor.Metadata metadata, MetadataExtractor.JpegSegmentType segmentType)Description copied from interface:MetadataExtractor.JpegSegmentMetadataReaderExtracts metadata from all instances of a particular JPEG segment type.- Specified by:
readJpegSegmentsin interfaceMetadataExtractor.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- TheMetadataExtractor.Metadataobject into which extracted values should be merged.segmentType- TheMetadataExtractor.JpegSegmentTypebeing read.
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extract
public void extract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata, long length)
Performs the IPTC data extraction, adding found values to the specified instance ofMetadataExtractor.Metadata.
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extract
public void extract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata, long length, MetadataExtractor.Directory parentDirectory)
Performs the IPTC data extraction, adding found values to the specified instance ofMetadataExtractor.Metadata.
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processTag
private void processTag(MetadataExtractor.SequentialReader reader, MetadataExtractor.Directory directory, int directoryType, int tagType, int tagByteCount) throws java.io.IOException
- Throws:
java.io.IOException
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