ExifIFD (JHOVE - JSTOR/Harvard Object Validation Environment 1.16.0 API)

java.lang.Object
- edu.harvard.hul.ois.jhove.module.tiff.IFD
- - edu.harvard.hul.ois.jhove.module.tiff.ExifIFD

```
public class ExifIFD
extends IFD
```
Encapsulation of a Exif IFD

Field Summary

Fields
Modifier and Type	Field and Description
`static String[]`	`COMPONENTSCONFIGURATION_L`
`static String[]`	`CONTRAST_L`
`static String[]`	`CUSTOMRENDERED_L`
`static String[]`	`EXPOSUREMODE_L`
`static String[]`	`EXPOSUREPROGRAM_L`
`static String[]`	`FILESOURCE_L`
`static int[]`	`FLASH_INDEX`
`static String[]`	`FLASH_L`
`static String[]`	`FOCALPLANERESOLUTIONUNIT_L`
`static String[]`	`GAINCONTROL_L`
`static int[]`	`LIGHTSOURCE_INDEX`
`static String[]`	`LIGHTSOURCE_L`
`static int[]`	`METERINGMODE_INDEX`
`static String[]`	`METERINGMODE_L`
`static String[]`	`SATURATION_L`
`static String[]`	`SCENECAPTURETYPE_L`
`static String[]`	`SCENETYPE_L`
`static String[]`	`SENSINGMETHOD_L`
`static String[]`	`SHARPNESS_L`
`static String[]`	`SUBJECTDISTANCERANGE_L`
`static String[]`	`WHITEBALANCE_L`

Fields inherited from class edu.harvard.hul.ois.jhove.module.tiff.IFD
_bigEndian, _info, _next, _offset, _version, ASCII, BYTE, DOUBLE, EXIF, FLOAT, GLOBALPARAMETERS, GPSINFO, IFD, INTEROPERABILITY, LONG, NULL, RATIONAL, SBYTE, SHORT, SLONG, SRATIONAL, SSHORT, TIFF, TYPE, UNDEFINED

Constructor Summary

Constructors
Constructor and Description

ExifIFD(long offset, RepInfo info, RandomAccessFile raf, boolean bigEndian)
Instantiate an ExifIFD object.

Constructors
Constructor and Description
`ExifIFD(long offset, RepInfo info, RandomAccessFile raf, boolean bigEndian)` Instantiate an `ExifIFD` object.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`List`	`exifProps(Property pHeader)` Extracts and returns the Exif property list from a standard IFD property header.
`int`	`getColorspace()` returns the colorspace value (tag 40961).
`String`	`getExifVersion()` Returns the Exif version string (tag 36864).
`String`	`getFlashpixVersion()` Returns the Flashpix version string (tag 40960).
`NisoImageMetadata`	`getNisoImageMetadata()` Returns the constructed NisoImageMetadata.
`Property`	`getProperty(boolean rawOutput)` Get the IFD properties.
`void`	`lookupTag(int tag, int type, long count, long value)` Lookup an IFD tag.

Methods inherited from class edu.harvard.hul.ois.jhove.module.tiff.IFD
addBitmaskProperty, addIntegerArrayProperty, addIntegerProperty, addIntegerProperty, addRationalArrayProperty, addRationalProperty, average, calcValueSize, checkCount, checkType, checkType, getErrors, getNext, getOffset, getVersion, isBigEndian, isFirst, isThumbnail, parse, parse, parse, postParseInitialization, propertyHeader, readASCII, readASCIIArray, readByte, readByteArray, readDoubleArray, readLong, readLongArray, readRational, readRationalArray, readShort, readShortArray, readSignedRational, readSignedRationalArray, readSShortArray, readTrueByteArray, readUnsigned, setFirst, setThumbnail

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

COMPONENTSCONFIGURATION_L

public static final String[] COMPONENTSCONFIGURATION_L

CONTRAST_L

public static final String[] CONTRAST_L

CUSTOMRENDERED_L

public static final String[] CUSTOMRENDERED_L

EXPOSUREMODE_L

public static final String[] EXPOSUREMODE_L

EXPOSUREPROGRAM_L

public static final String[] EXPOSUREPROGRAM_L

FILESOURCE_L

public static final String[] FILESOURCE_L

FLASH_L
```
public static final String[] FLASH_L
```

FLASH_INDEX
```
public static final int[] FLASH_INDEX
```

FOCALPLANERESOLUTIONUNIT_L

public static final String[] FOCALPLANERESOLUTIONUNIT_L

GAINCONTROL_L

public static final String[] GAINCONTROL_L

LIGHTSOURCE_L

public static final String[] LIGHTSOURCE_L

LIGHTSOURCE_INDEX

public static final int[] LIGHTSOURCE_INDEX

METERINGMODE_L

public static final String[] METERINGMODE_L

METERINGMODE_INDEX

public static final int[] METERINGMODE_INDEX

SATURATION_L

public static final String[] SATURATION_L

SCENECAPTURETYPE_L

public static final String[] SCENECAPTURETYPE_L

SCENETYPE_L

public static final String[] SCENETYPE_L

SENSINGMETHOD_L

public static final String[] SENSINGMETHOD_L

SHARPNESS_L

public static final String[] SHARPNESS_L

SUBJECTDISTANCERANGE_L

public static final String[] SUBJECTDISTANCERANGE_L

WHITEBALANCE_L

public static final String[] WHITEBALANCE_L

Constructor Detail

ExifIFD

public ExifIFD(long offset,
               RepInfo info,
               RandomAccessFile raf,
               boolean bigEndian)

Instantiate an ExifIFD object.

Parameters:: offset - IFD offset; info - the RepInfo object; raf - TIFF file; bigEndian - True if big-endian file

Method Detail
- getProperty
```
public Property getProperty(boolean rawOutput)
```
  Get the IFD properties.
  
  Specified by:
  
  getProperty in class IFD
- getExifVersion
```
public String getExifVersion()
```
  Returns the Exif version string (tag 36864).
- getNisoImageMetadata
```
public NisoImageMetadata getNisoImageMetadata()
```
  Returns the constructed NisoImageMetadata.
- getFlashpixVersion
```
public String getFlashpixVersion()
```
  Returns the Flashpix version string (tag 40960).
- getColorspace
```
public int getColorspace()
```
  returns the colorspace value (tag 40961).
- exifProps
```
public List exifProps(Property pHeader)
```
  Extracts and returns the Exif property list from a standard IFD property header.
- lookupTag
```
public void lookupTag(int tag,
                      int type,
                      long count,
                      long value)
               throws TiffException
```
  Lookup an IFD tag.
  
  Specified by:
  
  lookupTag in class IFD
  
  Throws:
  
  TiffException

Class ExifIFD

Field Summary

Fields inherited from class edu.harvard.hul.ois.jhove.module.tiff.IFD

Constructor Summary

Method Summary

Methods inherited from class edu.harvard.hul.ois.jhove.module.tiff.IFD

Methods inherited from class java.lang.Object

Field Detail

COMPONENTSCONFIGURATION_L

CONTRAST_L

CUSTOMRENDERED_L

EXPOSUREMODE_L

EXPOSUREPROGRAM_L

FILESOURCE_L

FLASH_L

FLASH_INDEX

FOCALPLANERESOLUTIONUNIT_L

GAINCONTROL_L

LIGHTSOURCE_L

LIGHTSOURCE_INDEX

METERINGMODE_L

METERINGMODE_INDEX

SATURATION_L

SCENECAPTURETYPE_L

SCENETYPE_L

SENSINGMETHOD_L

SHARPNESS_L

SUBJECTDISTANCERANGE_L

WHITEBALANCE_L

Constructor Detail

ExifIFD

Method Detail

getProperty

getExifVersion

getNisoImageMetadata

getFlashpixVersion

getColorspace

exifProps

lookupTag