com.drew.metadata.jpeg

Class HuffmanTablesDescriptor

java.lang.Object

com.drew.metadata.TagDescriptor<HuffmanTablesDirectory>

com.drew.metadata.jpeg.HuffmanTablesDescriptor

public class HuffmanTablesDescriptor
extends TagDescriptor<HuffmanTablesDirectory>

Provides a human-readable string version of the tag stored in a HuffmanTablesDirectory.

• https://en.wikipedia.org/wiki/Huffman_coding
• http://stackoverflow.com/a/4954117

Author:

Nadahar

Constructor Summary

Constructors

Constructor and Description
HuffmanTablesDescriptor(HuffmanTablesDirectory directory)

Method Summary

Modifier and Type	Method and Description
String	getDescription(int tagType) Returns a descriptive value of the specified tag for this image.
String	getNumberOfTablesDescription()

Methods inherited from class com.drew.metadata.TagDescriptor

convertBytesToVersionString

Methods inherited from class java.lang.Object

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

Constructor Detail

HuffmanTablesDescriptor

public HuffmanTablesDescriptor(HuffmanTablesDirectory directory)

Method Detail

getDescription

public String getDescription(int tagType)

Description copied from class: TagDescriptor

Returns a descriptive value of the specified tag for this image. Where possible, known values will be substituted here in place of the raw tokens actually kept in the metadata segment. If no substitution is available, the value provided by getString(tagType) will be returned.

Overrides:

getDescription in class TagDescriptor<HuffmanTablesDirectory>

Parameters:

tagType - the tag to find a description for

Returns:

a description of the image's value for the specified tag, or null if the tag hasn't been defined.

getNumberOfTablesDescription

public String getNumberOfTablesDescription()