public class JfifReader extends Object implements JpegSegmentMetadataReader, MetadataReader
Constructor and Description |
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JfifReader() |
Modifier and Type | Method and Description |
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void |
extract(RandomAccessReader reader,
Metadata metadata)
Performs the Jfif data extraction, adding found values to the specified
instance of
Metadata . |
Iterable<JpegSegmentType> |
getSegmentTypes()
Gets the set of JPEG segment types that this reader is interested in.
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void |
readJpegSegments(Iterable<byte[]> segments,
Metadata metadata,
JpegSegmentType segmentType)
Extracts metadata from all instances of a particular JPEG segment type.
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public static final String PREAMBLE
public Iterable<JpegSegmentType> getSegmentTypes()
JpegSegmentMetadataReader
getSegmentTypes
in interface JpegSegmentMetadataReader
public void readJpegSegments(Iterable<byte[]> segments, Metadata metadata, JpegSegmentType segmentType)
JpegSegmentMetadataReader
readJpegSegments
in interface JpegSegmentMetadataReader
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.public void extract(RandomAccessReader reader, Metadata metadata)
Metadata
.extract
in interface MetadataReader
reader
- The RandomAccessReader
from which the metadata should be extracted.metadata
- The Metadata
object into which extracted values should be merged.Copyright © 2010 - 2020 Adobe. All Rights Reserved