java.lang.Object
- gov.nih.mipav.model.file.MetadataExtractor.Directory
- - gov.nih.mipav.model.file.MetadataExtractor.ExifDirectoryBase
  - - gov.nih.mipav.model.file.MetadataExtractor.GpsDirectory

Enclosing class:

MetadataExtractor
```
public class MetadataExtractor.GpsDirectory
extends MetadataExtractor.ExifDirectoryBase
```
Describes Exif tags that contain Global Positioning System (GPS) data.

Author:

Drew Noakes https://drewnoakes.com

Field Summary

Fields
Modifier and Type	Field	Description
`private java.util.HashMap<java.lang.Integer,java.lang.String>`	`_tagNameMap`
`static int`	`TAG_ALTITUDE`	Altitude GPSAltitude 6 6 RATIONAL 1
`static int`	`TAG_ALTITUDE_REF`	Altitude reference GPSAltitudeRef 5 5 BYTE 1
`static int`	`TAG_AREA_INFORMATION`	Name of the GPS area GPSAreaInformation 28 1C UNDEFINED Any
`static int`	`TAG_DATE_STAMP`	Date and time GPSDateStamp 29 1D ASCII 11
`static int`	`TAG_DEST_BEARING`	Bearing of destination GPSDestBearing 24 18 RATIONAL 1
`static int`	`TAG_DEST_BEARING_REF`	Reference for bearing of destination GPSDestBearingRef 23 17 ASCII 2
`static int`	`TAG_DEST_DISTANCE`	Distance to destination GPSDestDistance 26 1A RATIONAL 1
`static int`	`TAG_DEST_DISTANCE_REF`	Reference for distance to destination GPSDestDistanceRef 25 19 ASCII 2
`static int`	`TAG_DEST_LATITUDE`	Latitude of destination GPSDestLatitude 20 14 RATIONAL 3
`static int`	`TAG_DEST_LATITUDE_REF`	Reference for latitude of destination GPSDestLatitudeRef 19 13 ASCII 2
`static int`	`TAG_DEST_LONGITUDE`	Longitude of destination GPSDestLongitude 22 16 RATIONAL 3
`static int`	`TAG_DEST_LONGITUDE_REF`	Reference for longitude of destination GPSDestLongitudeRef 21 15 ASCII 2
`static int`	`TAG_DIFFERENTIAL`	Whether differential correction is applied GPSDifferential 30 1E SHORT 1
`static int`	`TAG_DOP`	Measurement precision GPSDOP 11 B RATIONAL 1
`static int`	`TAG_H_POSITIONING_ERROR`	Horizontal positioning errors GPSHPositioningError 31 1F RATIONAL 1
`static int`	`TAG_IMG_DIRECTION`	Direction of image GPSImgDirection 17 11 RATIONAL 1
`static int`	`TAG_IMG_DIRECTION_REF`	Reference for direction of image GPSImgDirectionRef 16 10 ASCII 2
`static int`	`TAG_LATITUDE`	Latitude GPSLatitude 2 2 RATIONAL 3
`static int`	`TAG_LATITUDE_REF`	North or South Latitude GPSLatitudeRef 1 1 ASCII 2
`static int`	`TAG_LONGITUDE`	Longitude GPSLongitude 4 4 RATIONAL 3
`static int`	`TAG_LONGITUDE_REF`	East or West Longitude GPSLongitudeRef 3 3 ASCII 2
`static int`	`TAG_MAP_DATUM`	Geodetic survey data used GPSMapDatum 18 12 ASCII Any
`static int`	`TAG_MEASURE_MODE`	GPS measurement mode GPSMeasureMode 10 A ASCII 2
`static int`	`TAG_PROCESSING_METHOD`	Name of the method used for location finding GPSProcessingMethod 27 1B UNDEFINED Any
`static int`	`TAG_SATELLITES`	GPS satellites used for measurement GPSSatellites 8 8 ASCII Any
`static int`	`TAG_SPEED`	Speed of GPS receiver GPSSpeed 13 D RATIONAL 1
`static int`	`TAG_SPEED_REF`	Speed unit GPSSpeedRef 12 C ASCII 2
`static int`	`TAG_STATUS`	GPS receiver status GPSStatus 9 9 ASCII 2
`static int`	`TAG_TIME_STAMP`	GPS time (atomic clock) GPSTimeStamp 7 7 RATIONAL 3
`static int`	`TAG_TRACK`	Direction of movement GPSTrack 15 F RATIONAL 1
`static int`	`TAG_TRACK_REF`	Reference for direction of movement GPSTrackRef 14 E ASCII 2
`static int`	`TAG_VERSION_ID`	GPS tag version GPSVersionID 0 0 BYTE 4

Fields inherited from class gov.nih.mipav.model.file.MetadataExtractor.ExifDirectoryBase
TAG_35MM_FILM_EQUIV_FOCAL_LENGTH, TAG_ACCELERATION, TAG_APERTURE, TAG_APPLICATION_NOTES, TAG_ARTIST, TAG_BATTERY_LEVEL, TAG_BITS_PER_SAMPLE, TAG_BODY_SERIAL_NUMBER, TAG_BRIGHTNESS_VALUE, TAG_CAMERA_ELEVATION_ANGLE, TAG_CAMERA_OWNER_NAME, TAG_CFA_PATTERN, TAG_CFA_PATTERN_2, TAG_CFA_REPEAT_PATTERN_DIM, TAG_COLOR_SPACE, TAG_COMPONENTS_CONFIGURATION, TAG_COMPRESSED_AVERAGE_BITS_PER_PIXEL, TAG_COMPRESSION, TAG_CONTRAST, TAG_COPYRIGHT, TAG_CUSTOM_RENDERED, TAG_DATETIME, TAG_DATETIME_DIGITIZED, TAG_DATETIME_ORIGINAL, TAG_DEVICE_SETTING_DESCRIPTION, TAG_DIGITAL_ZOOM_RATIO, TAG_DOCUMENT_NAME, TAG_EXIF_IMAGE_HEIGHT, TAG_EXIF_IMAGE_WIDTH, TAG_EXIF_VERSION, TAG_EXPOSURE_BIAS, TAG_EXPOSURE_INDEX, TAG_EXPOSURE_INDEX_TIFF_EP, TAG_EXPOSURE_MODE, TAG_EXPOSURE_PROGRAM, TAG_EXPOSURE_TIME, TAG_EXTRA_SAMPLES, TAG_FILE_SOURCE, TAG_FILL_ORDER, TAG_FLASH, TAG_FLASH_ENERGY, TAG_FLASH_ENERGY_TIFF_EP, TAG_FLASHPIX_VERSION, TAG_FNUMBER, TAG_FOCAL_LENGTH, TAG_FOCAL_PLANE_RESOLUTION_UNIT, TAG_FOCAL_PLANE_X_RESOLUTION, TAG_FOCAL_PLANE_X_RESOLUTION_TIFF_EP, TAG_FOCAL_PLANE_Y_RESOLUTION, TAG_FOCAL_PLANE_Y_RESOLUTION_TIFF_EP, TAG_GAIN_CONTROL, TAG_GAMMA, TAG_HOST_COMPUTER, TAG_HUMIDITY, TAG_IMAGE_DESCRIPTION, TAG_IMAGE_HEIGHT, TAG_IMAGE_HISTORY, TAG_IMAGE_NUMBER, TAG_IMAGE_UNIQUE_ID, TAG_IMAGE_WIDTH, TAG_INTER_COLOR_PROFILE, TAG_INTERLACE, TAG_INTEROP_INDEX, TAG_INTEROP_VERSION, TAG_IPTC_NAA, TAG_ISO_EQUIVALENT, TAG_ISO_SPEED, TAG_ISO_SPEED_LATITUDE_YYY, TAG_ISO_SPEED_LATITUDE_ZZZ, TAG_JPEG_AC_TABLES, TAG_JPEG_DC_TABLES, TAG_JPEG_LOSSLESS_PREDICTORS, TAG_JPEG_POINT_TRANSFORMS, TAG_JPEG_PROC, TAG_JPEG_Q_TABLES, TAG_JPEG_RESTART_INTERVAL, TAG_JPEG_TABLES, TAG_LENS, TAG_LENS_MAKE, TAG_LENS_MODEL, TAG_LENS_SERIAL_NUMBER, TAG_LENS_SPECIFICATION, TAG_LIGHT_SOURCE, TAG_MAKE, TAG_MAKERNOTE, TAG_MAX_APERTURE, TAG_MAX_SAMPLE_VALUE, TAG_METERING_MODE, TAG_MIN_SAMPLE_VALUE, TAG_MODEL, TAG_NEW_SUBFILE_TYPE, TAG_NOISE, TAG_OPTO_ELECTRIC_CONVERSION_FUNCTION, TAG_ORIENTATION, TAG_PADDING, TAG_PAGE_NAME, TAG_PAGE_NUMBER, TAG_PANASONIC_TITLE, TAG_PANASONIC_TITLE_2, TAG_PHOTOMETRIC_INTERPRETATION, TAG_PHOTOSHOP_SETTINGS, TAG_PLANAR_CONFIGURATION, TAG_PREDICTOR, TAG_PRESSURE, TAG_PRIMARY_CHROMATICITIES, TAG_PRINT_IMAGE_MATCHING_INFO, TAG_RATING, TAG_RATING_PERCENT, TAG_RECOMMENDED_EXPOSURE_INDEX, TAG_REFERENCE_BLACK_WHITE, TAG_RELATED_IMAGE_FILE_FORMAT, TAG_RELATED_IMAGE_HEIGHT, TAG_RELATED_IMAGE_WIDTH, TAG_RELATED_SOUND_FILE, TAG_RESOLUTION_UNIT, TAG_ROWS_PER_STRIP, TAG_SAMPLE_FORMAT, TAG_SAMPLES_PER_PIXEL, TAG_SATURATION, TAG_SCENE_CAPTURE_TYPE, TAG_SCENE_TYPE, TAG_SECURITY_CLASSIFICATION, TAG_SELF_TIMER_MODE_TIFF_EP, TAG_SENSING_METHOD, TAG_SENSITIVITY_TYPE, TAG_SHARPNESS, TAG_SHUTTER_SPEED, TAG_SOFTWARE, TAG_SPATIAL_FREQ_RESPONSE, TAG_SPATIAL_FREQ_RESPONSE_TIFF_EP, TAG_SPECTRAL_SENSITIVITY, TAG_STANDARD_ID_TIFF_EP, TAG_STANDARD_OUTPUT_SENSITIVITY, TAG_STRIP_BYTE_COUNTS, TAG_STRIP_OFFSETS, TAG_STRIP_ROW_COUNTS, TAG_SUB_IFD_OFFSET, TAG_SUBFILE_TYPE, TAG_SUBJECT_DISTANCE, TAG_SUBJECT_DISTANCE_RANGE, TAG_SUBJECT_LOCATION, TAG_SUBJECT_LOCATION_TIFF_EP, TAG_SUBSECOND_TIME, TAG_SUBSECOND_TIME_DIGITIZED, TAG_SUBSECOND_TIME_ORIGINAL, TAG_TEMPERATURE, TAG_THRESHOLDING, TAG_TILE_BYTE_COUNTS, TAG_TILE_LENGTH, TAG_TILE_OFFSETS, TAG_TILE_WIDTH, TAG_TIME_ZONE, TAG_TIME_ZONE_DIGITIZED, TAG_TIME_ZONE_OFFSET_TIFF_EP, TAG_TIME_ZONE_ORIGINAL, TAG_TRANSFER_FUNCTION, TAG_TRANSFER_RANGE, TAG_USER_COMMENT, TAG_WATER_DEPTH, TAG_WHITE_BALANCE, TAG_WHITE_BALANCE_MODE, TAG_WHITE_POINT, TAG_WIN_AUTHOR, TAG_WIN_COMMENT, TAG_WIN_KEYWORDS, TAG_WIN_SUBJECT, TAG_WIN_TITLE, TAG_X_RESOLUTION, TAG_Y_RESOLUTION, TAG_YCBCR_COEFFICIENTS, TAG_YCBCR_POSITIONING, TAG_YCBCR_SUBSAMPLING

Fields inherited from class gov.nih.mipav.model.file.MetadataExtractor.Directory
_definedTagList, _descriptor, _tagMap

Constructor Summary

Constructors
Constructor Description

GpsDirectory()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`MetadataExtractor.GeoLocation`	`getGeoLocation()`	Parses various tags in an attempt to obtain a single object representing the latitude and longitude at which this image was captured.
`java.util.Date`	`getGpsDate()`	Parses the date stamp tag and the time stamp tag to obtain a single Date object representing the date and time when this image was captured.
`java.lang.String`	`getName()`	Provides the name of the directory, for display purposes.
`protected java.util.HashMap<java.lang.Integer,java.lang.String>`	`getTagNameMap()`	Provides the map of tag names, hashed by tag type identifier.

Methods inherited from class gov.nih.mipav.model.file.MetadataExtractor.ExifDirectoryBase
addExifTagNames

Methods inherited from class gov.nih.mipav.model.file.MetadataExtractor.Directory
addError, containsTag, getBoolean, getBooleanObject, getByteArray, getDate, getDate, getDate, getDescription, getDouble, getDoubleObject, getErrorCount, getErrors, getFloat, getFloatObject, getInt, getIntArray, getInteger, getLong, getLongObject, getObject, getParent, getRational, getRationalArray, getString, getString, getStringArray, getStringValue, getStringValueArray, getTagCount, getTagName, getTags, hasErrors, hasTagName, isEmpty, setBoolean, setByteArray, setDate, setDescriptor, setDouble, setDoubleArray, setFloat, setFloatArray, setInt, setIntArray, setLong, setObject, setObjectArray, setParent, setRational, setRationalArray, setString, setStringArray, setStringValue, setStringValueArray, toString

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

- Field Detail
  - TAG_VERSION_ID
```
public static final int TAG_VERSION_ID
```
    GPS tag version GPSVersionID 0 0 BYTE 4
    
    See Also:
    
    Constant Field Values
  - TAG_LATITUDE_REF
```
public static final int TAG_LATITUDE_REF
```
    North or South Latitude GPSLatitudeRef 1 1 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_LATITUDE
```
public static final int TAG_LATITUDE
```
    Latitude GPSLatitude 2 2 RATIONAL 3
    
    See Also:
    
    Constant Field Values
  - TAG_LONGITUDE_REF
```
public static final int TAG_LONGITUDE_REF
```
    East or West Longitude GPSLongitudeRef 3 3 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_LONGITUDE
```
public static final int TAG_LONGITUDE
```
    Longitude GPSLongitude 4 4 RATIONAL 3
    
    See Also:
    
    Constant Field Values
  - TAG_ALTITUDE_REF
```
public static final int TAG_ALTITUDE_REF
```
    Altitude reference GPSAltitudeRef 5 5 BYTE 1
    
    See Also:
    
    Constant Field Values
  - TAG_ALTITUDE
```
public static final int TAG_ALTITUDE
```
    Altitude GPSAltitude 6 6 RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_TIME_STAMP
```
public static final int TAG_TIME_STAMP
```
    GPS time (atomic clock) GPSTimeStamp 7 7 RATIONAL 3
    
    See Also:
    
    Constant Field Values
  - TAG_SATELLITES
```
public static final int TAG_SATELLITES
```
    GPS satellites used for measurement GPSSatellites 8 8 ASCII Any
    
    See Also:
    
    Constant Field Values
  - TAG_STATUS
```
public static final int TAG_STATUS
```
    GPS receiver status GPSStatus 9 9 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_MEASURE_MODE
```
public static final int TAG_MEASURE_MODE
```
    GPS measurement mode GPSMeasureMode 10 A ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_DOP
```
public static final int TAG_DOP
```
    Measurement precision GPSDOP 11 B RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_SPEED_REF
```
public static final int TAG_SPEED_REF
```
    Speed unit GPSSpeedRef 12 C ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_SPEED
```
public static final int TAG_SPEED
```
    Speed of GPS receiver GPSSpeed 13 D RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_TRACK_REF
```
public static final int TAG_TRACK_REF
```
    Reference for direction of movement GPSTrackRef 14 E ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_TRACK
```
public static final int TAG_TRACK
```
    Direction of movement GPSTrack 15 F RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_IMG_DIRECTION_REF
```
public static final int TAG_IMG_DIRECTION_REF
```
    Reference for direction of image GPSImgDirectionRef 16 10 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_IMG_DIRECTION
```
public static final int TAG_IMG_DIRECTION
```
    Direction of image GPSImgDirection 17 11 RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_MAP_DATUM
```
public static final int TAG_MAP_DATUM
```
    Geodetic survey data used GPSMapDatum 18 12 ASCII Any
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_LATITUDE_REF
```
public static final int TAG_DEST_LATITUDE_REF
```
    Reference for latitude of destination GPSDestLatitudeRef 19 13 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_LATITUDE
```
public static final int TAG_DEST_LATITUDE
```
    Latitude of destination GPSDestLatitude 20 14 RATIONAL 3
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_LONGITUDE_REF
```
public static final int TAG_DEST_LONGITUDE_REF
```
    Reference for longitude of destination GPSDestLongitudeRef 21 15 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_LONGITUDE
```
public static final int TAG_DEST_LONGITUDE
```
    Longitude of destination GPSDestLongitude 22 16 RATIONAL 3
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_BEARING_REF
```
public static final int TAG_DEST_BEARING_REF
```
    Reference for bearing of destination GPSDestBearingRef 23 17 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_BEARING
```
public static final int TAG_DEST_BEARING
```
    Bearing of destination GPSDestBearing 24 18 RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_DISTANCE_REF
```
public static final int TAG_DEST_DISTANCE_REF
```
    Reference for distance to destination GPSDestDistanceRef 25 19 ASCII 2
    
    See Also:
    
    Constant Field Values
  - TAG_DEST_DISTANCE
```
public static final int TAG_DEST_DISTANCE
```
    Distance to destination GPSDestDistance 26 1A RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - TAG_PROCESSING_METHOD
```
public static final int TAG_PROCESSING_METHOD
```
    Name of the method used for location finding GPSProcessingMethod 27 1B UNDEFINED Any
    
    See Also:
    
    Constant Field Values
  - TAG_AREA_INFORMATION
```
public static final int TAG_AREA_INFORMATION
```
    Name of the GPS area GPSAreaInformation 28 1C UNDEFINED Any
    
    See Also:
    
    Constant Field Values
  - TAG_DATE_STAMP
```
public static final int TAG_DATE_STAMP
```
    Date and time GPSDateStamp 29 1D ASCII 11
    
    See Also:
    
    Constant Field Values
  - TAG_DIFFERENTIAL
```
public static final int TAG_DIFFERENTIAL
```
    Whether differential correction is applied GPSDifferential 30 1E SHORT 1
    
    See Also:
    
    Constant Field Values
  - TAG_H_POSITIONING_ERROR
```
public static final int TAG_H_POSITIONING_ERROR
```
    Horizontal positioning errors GPSHPositioningError 31 1F RATIONAL 1
    
    See Also:
    
    Constant Field Values
  - _tagNameMap
```
private final java.util.HashMap<java.lang.Integer,java.lang.String> _tagNameMap
```
- Constructor Detail
  - GpsDirectory
```
public GpsDirectory()
```
- Method Detail
  - getName
```
public java.lang.String getName()
```
    Description copied from class: MetadataExtractor.Directory
    
    Provides the name of the directory, for display purposes. E.g. Exif
    
    Specified by:
    
    getName in class MetadataExtractor.Directory
    
    Returns:
    
    the name of the directory
  - getTagNameMap
```
protected java.util.HashMap<java.lang.Integer,java.lang.String> getTagNameMap()
```
    Description copied from class: MetadataExtractor.Directory
    
    Provides the map of tag names, hashed by tag type identifier.
    
    Specified by:
    
    getTagNameMap in class MetadataExtractor.Directory
    
    Returns:
    
    the map of tag names
  - getGeoLocation
```
public MetadataExtractor.GeoLocation getGeoLocation()
```
    Parses various tags in an attempt to obtain a single object representing the latitude and longitude at which this image was captured.
    
    Returns:
    
    The geographical location of this image, if possible, otherwise null
  - getGpsDate
```
public java.util.Date getGpsDate()
```
    Parses the date stamp tag and the time stamp tag to obtain a single Date object representing the date and time when this image was captured.
    
    Returns:
    
    A Date object representing when this image was captured, if possible, otherwise null

Class MetadataExtractor.GpsDirectory

Field Summary

Fields inherited from class gov.nih.mipav.model.file.MetadataExtractor.ExifDirectoryBase

Fields inherited from class gov.nih.mipav.model.file.MetadataExtractor.Directory

Constructor Summary

Method Summary

Methods inherited from class gov.nih.mipav.model.file.MetadataExtractor.ExifDirectoryBase

Methods inherited from class gov.nih.mipav.model.file.MetadataExtractor.Directory

Methods inherited from class java.lang.Object

Field Detail

TAG_VERSION_ID

TAG_LATITUDE_REF

TAG_LATITUDE

TAG_LONGITUDE_REF

TAG_LONGITUDE

TAG_ALTITUDE_REF

TAG_ALTITUDE

TAG_TIME_STAMP

TAG_SATELLITES

TAG_STATUS

TAG_MEASURE_MODE

TAG_DOP

TAG_SPEED_REF

TAG_SPEED

TAG_TRACK_REF

TAG_TRACK

TAG_IMG_DIRECTION_REF

TAG_IMG_DIRECTION

TAG_MAP_DATUM

TAG_DEST_LATITUDE_REF

TAG_DEST_LATITUDE

TAG_DEST_LONGITUDE_REF

TAG_DEST_LONGITUDE

TAG_DEST_BEARING_REF

TAG_DEST_BEARING

TAG_DEST_DISTANCE_REF

TAG_DEST_DISTANCE

TAG_PROCESSING_METHOD

TAG_AREA_INFORMATION

TAG_DATE_STAMP

TAG_DIFFERENTIAL

TAG_H_POSITIONING_ERROR

_tagNameMap

Constructor Detail

GpsDirectory

Method Detail

getName

getTagNameMap

getGeoLocation

getGpsDate