Package gov.nih.mipav.model.file
Class MetadataExtractor.JpegDhtReader
java.lang.Object
gov.nih.mipav.model.file.MetadataExtractor.JpegDhtReader
- All Implemented Interfaces:
MetadataExtractor.JpegSegmentMetadataReader
- Enclosing class:
MetadataExtractor
public class MetadataExtractor.JpegDhtReader
extends Object
implements MetadataExtractor.JpegSegmentMetadataReader
Reader for JPEG Huffman tables, found in the DHT JPEG segment.
- Author:
- Nadahar
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidextract(MetadataExtractor.SequentialReader reader, MetadataExtractor.Metadata metadata) Performs the DHT tables extraction, adding found tables to the specified instance ofMetadataExtractor.Metadata.private byte[]getBytes(MetadataExtractor.SequentialReader reader, int count) Gets the set of JPEG segment types that this reader is interested in.voidreadJpegSegments(Iterable<byte[]> segments, MetadataExtractor.Metadata metadata, MetadataExtractor.JpegSegmentType segmentType) Extracts metadata from all instances of a particular JPEG segment type.
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Constructor Details
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JpegDhtReader
public JpegDhtReader()
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Method Details
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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(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
Performs the DHT tables extraction, adding found tables to the specified instance ofMetadataExtractor.Metadata. -
getBytes
- Throws:
IOException
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