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added in version 25.1.0
belongs to Maven artifact com.android.support:exifinterface:27.0.0

ExifInterface

public class ExifInterface
extends Object

java.lang.Object
   ↳ android.support.media.ExifInterface


This is a class for reading and writing Exif tags in a JPEG file or a RAW image file.

Supported formats are: JPEG, DNG, CR2, NEF, NRW, ARW, RW2, ORF, PEF, SRW and RAF.

Attribute mutation is supported for JPEG image files.

Summary

Constants

short ALTITUDE_ABOVE_SEA_LEVEL

The contant used by TAG_GPS_ALTITUDE_REF to denote the altitude is above sea level.

short ALTITUDE_BELOW_SEA_LEVEL

The contant used by TAG_GPS_ALTITUDE_REF to denote the altitude is below sea level.

int COLOR_SPACE_S_RGB

The contant used by TAG_COLOR_SPACE to denote sRGB color space.

int COLOR_SPACE_UNCALIBRATED

The contant used by TAG_COLOR_SPACE to denote Uncalibrated.

short CONTRAST_HARD

The contant used by TAG_CONTRAST to denote hard contrast.

short CONTRAST_NORMAL

The contant used by TAG_CONTRAST to denote normal contrast.

short CONTRAST_SOFT

The contant used by TAG_CONTRAST to denote soft contrast.

int DATA_DEFLATE_ZIP

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0.

int DATA_HUFFMAN_COMPRESSED

The constant used by TAG_COMPRESSION to denote the image is huffman compressed.

int DATA_JPEG

The constant used by TAG_COMPRESSION to denote the image is JPEG.

int DATA_JPEG_COMPRESSED

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0.

int DATA_LOSSY_JPEG

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0.

int DATA_PACK_BITS_COMPRESSED

The constant used by TAG_COMPRESSION to denote the image is pack-bits compressed.

int DATA_UNCOMPRESSED

The constant used by TAG_COMPRESSION to denote the image is not compressed.

short EXPOSURE_MODE_AUTO

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Auto.

short EXPOSURE_MODE_AUTO_BRACKET

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Auto bracket.

short EXPOSURE_MODE_MANUAL

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Manual.

short EXPOSURE_PROGRAM_ACTION

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Action program (biased toward fast shutter speed).

short EXPOSURE_PROGRAM_APERTURE_PRIORITY

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Aperture priority.

short EXPOSURE_PROGRAM_CREATIVE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Creative program (biased toward depth of field).

short EXPOSURE_PROGRAM_LANDSCAPE_MODE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Landscape mode (for landscape photos with the background in focus).

short EXPOSURE_PROGRAM_MANUAL

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Manual.

short EXPOSURE_PROGRAM_NORMAL

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Normal.

short EXPOSURE_PROGRAM_NOT_DEFINED

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is not defined.

short EXPOSURE_PROGRAM_PORTRAIT_MODE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Portrait mode (for closeup photos with the background out of focus).

short EXPOSURE_PROGRAM_SHUTTER_PRIORITY

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Shutter priority.

short FILE_SOURCE_DSC

The contant used by TAG_FILE_SOURCE to denote the source is DSC.

short FILE_SOURCE_OTHER

The contant used by TAG_FILE_SOURCE to denote the source is other.

short FILE_SOURCE_REFLEX_SCANNER

The contant used by TAG_FILE_SOURCE to denote the source is scanner of reflex type.

short FILE_SOURCE_TRANSPARENT_SCANNER

The contant used by TAG_FILE_SOURCE to denote the source is scanner of transparent type.

short FLAG_FLASH_FIRED

The flag used by TAG_FLASH to indicate whether the flash is fired.

short FLAG_FLASH_MODE_AUTO

The flag used by TAG_FLASH to indicate the camera's flash mode is Auto.

short FLAG_FLASH_MODE_COMPULSORY_FIRING

The flag used by TAG_FLASH to indicate the camera's flash mode is Compulsory flash firing.

short FLAG_FLASH_MODE_COMPULSORY_SUPPRESSION

The flag used by TAG_FLASH to indicate the camera's flash mode is Compulsory flash suppression.

short FLAG_FLASH_NO_FLASH_FUNCTION

The flag used by TAG_FLASH to indicate no flash function is present.

short FLAG_FLASH_RED_EYE_SUPPORTED

The flag used by TAG_FLASH to indicate red-eye reduction is supported.

short FLAG_FLASH_RETURN_LIGHT_DETECTED

The flag used by TAG_FLASH to indicate strobe return light is detected.

short FLAG_FLASH_RETURN_LIGHT_NOT_DETECTED

The flag used by TAG_FLASH to indicate strobe return light is not detected.

short FORMAT_CHUNKY

The contant used by TAG_PLANAR_CONFIGURATION to denote Chunky format.

short FORMAT_PLANAR

The contant used by TAG_PLANAR_CONFIGURATION to denote Planar format.

short GAIN_CONTROL_HIGH_GAIN_DOWN

The contant used by TAG_GAIN_CONTROL to denote high gain down.

short GAIN_CONTROL_HIGH_GAIN_UP

The contant used by TAG_GAIN_CONTROL to denote high gain up.

short GAIN_CONTROL_LOW_GAIN_DOWN

The contant used by TAG_GAIN_CONTROL to denote low gain down.

short GAIN_CONTROL_LOW_GAIN_UP

The contant used by TAG_GAIN_CONTROL to denote low gain up.

short GAIN_CONTROL_NONE

The contant used by TAG_GAIN_CONTROL to denote none gain adjustment.

String GPS_DIRECTION_MAGNETIC

The contant used by GPS attributes to denote the direction is magnetic direction.

String GPS_DIRECTION_TRUE

The contant used by GPS attributes to denote the direction is true direction.

String GPS_DISTANCE_KILOMETERS

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is kilometers.

String GPS_DISTANCE_MILES

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is miles.

String GPS_DISTANCE_NAUTICAL_MILES

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is nautical miles.

String GPS_MEASUREMENT_2D

The contant used by TAG_GPS_MEASURE_MODE to denote GPS measurement is 2-dimensional.

String GPS_MEASUREMENT_3D

The contant used by TAG_GPS_MEASURE_MODE to denote GPS measurement is 3-dimensional.

short GPS_MEASUREMENT_DIFFERENTIAL_CORRECTED

The contant used by TAG_GPS_DIFFERENTIAL to denote differential correction is applied.

String GPS_MEASUREMENT_INTERRUPTED

The contant used by TAG_GPS_STATUS to denote GPS measurement is interrupted.

String GPS_MEASUREMENT_IN_PROGRESS

The contant used by TAG_GPS_STATUS to denote GPS measurement is in progress.

short GPS_MEASUREMENT_NO_DIFFERENTIAL

The contant used by TAG_GPS_DIFFERENTIAL to denote no differential correction is applied.

String GPS_SPEED_KILOMETERS_PER_HOUR

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is kilometers per hour.

String GPS_SPEED_KNOTS

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is knots.

String GPS_SPEED_MILES_PER_HOUR

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is miles per hour.

String LATITUDE_NORTH

The contant used by GPS latitude-related tags to denote the latitude is North latitude.

String LATITUDE_SOUTH

The contant used by GPS latitude-related tags to denote the latitude is South latitude.

short LIGHT_SOURCE_CLOUDY_WEATHER

The contant used by TAG_LIGHT_SOURCE to denote light source is Cloudy weather.

short LIGHT_SOURCE_COOL_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Cool white fluorescent (W 3800 - 4500K).

short LIGHT_SOURCE_D50

The contant used by TAG_LIGHT_SOURCE to denote light source is D50.

short LIGHT_SOURCE_D55

The contant used by TAG_LIGHT_SOURCE to denote light source is D55.

short LIGHT_SOURCE_D65

The contant used by TAG_LIGHT_SOURCE to denote light source is D65.

short LIGHT_SOURCE_D75

The contant used by TAG_LIGHT_SOURCE to denote light source is D75.

short LIGHT_SOURCE_DAYLIGHT

The contant used by TAG_LIGHT_SOURCE to denote light source is Daylight.

short LIGHT_SOURCE_DAYLIGHT_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Daylight fluorescent (D 5700 - 7100K).

short LIGHT_SOURCE_DAY_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Day white fluorescent (N 4600 - 5500K).

short LIGHT_SOURCE_FINE_WEATHER

The contant used by TAG_LIGHT_SOURCE to denote light source is Fine weather.

short LIGHT_SOURCE_FLASH

The contant used by TAG_LIGHT_SOURCE to denote light source is Flash.

short LIGHT_SOURCE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Fluorescent.

short LIGHT_SOURCE_ISO_STUDIO_TUNGSTEN

The contant used by TAG_LIGHT_SOURCE to denote light source is ISO studio tungsten.

short LIGHT_SOURCE_OTHER

The contant used by TAG_LIGHT_SOURCE to denote light source is other.

short LIGHT_SOURCE_SHADE

The contant used by TAG_LIGHT_SOURCE to denote light source is Shade.

short LIGHT_SOURCE_STANDARD_LIGHT_A

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light A.

short LIGHT_SOURCE_STANDARD_LIGHT_B

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light B.

short LIGHT_SOURCE_STANDARD_LIGHT_C

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light C.

short LIGHT_SOURCE_TUNGSTEN

The contant used by TAG_LIGHT_SOURCE to denote light source is Tungsten (incandescent light).

short LIGHT_SOURCE_UNKNOWN

The contant used by TAG_LIGHT_SOURCE to denote light source is unknown.

short LIGHT_SOURCE_WARM_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Warm white fluorescent (L 2600 - 3250K).

short LIGHT_SOURCE_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is White fluorescent (WW 3250 - 3800K).

String LONGITUDE_EAST

The contant used by GPS longitude-related tags to denote the longitude is East longitude.

String LONGITUDE_WEST

The contant used by GPS longitude-related tags to denote the longitude is West longitude.

short METERING_MODE_AVERAGE

The contant used by TAG_METERING_MODE to denote metering mode is Average.

short METERING_MODE_CENTER_WEIGHT_AVERAGE

The contant used by TAG_METERING_MODE to denote metering mode is CenterWeightedAverage.

short METERING_MODE_MULTI_SPOT

The contant used by TAG_METERING_MODE to denote metering mode is MultiSpot.

short METERING_MODE_OTHER

The contant used by TAG_METERING_MODE to denote metering mode is other.

short METERING_MODE_PARTIAL

The contant used by TAG_METERING_MODE to denote metering mode is Partial.

short METERING_MODE_PATTERN

The contant used by TAG_METERING_MODE to denote metering mode is Pattern.

short METERING_MODE_SPOT

The contant used by TAG_METERING_MODE to denote metering mode is Spot.

short METERING_MODE_UNKNOWN

The contant used by TAG_METERING_MODE to denote metering mode is unknown.

int ORIENTATION_FLIP_HORIZONTAL

Indicates the image is left right reversed mirror.

int ORIENTATION_FLIP_VERTICAL

Indicates the image is upside down mirror, it can also be represented by flip horizontally firstly and rotate 180 degree clockwise.

int ORIENTATION_NORMAL

int ORIENTATION_ROTATE_180

Indicates the image is rotated by 180 degree clockwise.

int ORIENTATION_ROTATE_270

Indicates the image is rotated by 270 degree clockwise.

int ORIENTATION_ROTATE_90

Indicates the image is rotated by 90 degree clockwise.

int ORIENTATION_TRANSPOSE

Indicates the image is flipped about top-left <--> bottom-right axis, it can also be represented by flip horizontally firstly and rotate 270 degree clockwise.

int ORIENTATION_TRANSVERSE

Indicates the image is flipped about top-right <--> bottom-left axis, it can also be represented by flip horizontally firstly and rotate 90 degree clockwise.

int ORIENTATION_UNDEFINED

int ORIGINAL_RESOLUTION_IMAGE

The constant used by TAG_NEW_SUBFILE_TYPE.

int PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

int PHOTOMETRIC_INTERPRETATION_RGB

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

int PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

int PHOTOMETRIC_INTERPRETATION_YCBCR

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

int REDUCED_RESOLUTION_IMAGE

The constant used by TAG_NEW_SUBFILE_TYPE.

short RENDERED_PROCESS_CUSTOM

The contant used by TAG_CUSTOM_RENDERED to denote special processing is used.

short RENDERED_PROCESS_NORMAL

The contant used by TAG_CUSTOM_RENDERED to denote no special processing is used.

short RESOLUTION_UNIT_CENTIMETERS

The contant used to denote resolution unit as centimeters.

short RESOLUTION_UNIT_INCHES

The contant used to denote resolution unit as inches.

short SATURATION_HIGH

The contant used by TAG_SHARPNESS to denote high saturation.

short SATURATION_LOW

The contant used by TAG_SATURATION to denote low saturation.

short SATURATION_NORMAL

The contant used by TAG_SATURATION to denote normal saturation.

short SCENE_CAPTURE_TYPE_LANDSCAPE

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Landscape.

short SCENE_CAPTURE_TYPE_NIGHT

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Night scene.

short SCENE_CAPTURE_TYPE_PORTRAIT

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Portrait.

short SCENE_CAPTURE_TYPE_STANDARD

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Standard.

short SCENE_TYPE_DIRECTLY_PHOTOGRAPHED

The contant used by TAG_SCENE_TYPE to denote the scene is directly photographed.

short SENSITIVITY_TYPE_ISO_SPEED

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is ISO speed.

short SENSITIVITY_TYPE_REI

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Recommended exposure index (REI).

short SENSITIVITY_TYPE_REI_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Recommended exposure index (REI) and ISO speed.

short SENSITIVITY_TYPE_SOS

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS).

short SENSITIVITY_TYPE_SOS_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and ISO speed.

short SENSITIVITY_TYPE_SOS_AND_REI

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and recommended exposure index (REI).

short SENSITIVITY_TYPE_SOS_AND_REI_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and recommended exposure index (REI) and ISO speed.

short SENSITIVITY_TYPE_UNKNOWN

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is unknown.

short SENSOR_TYPE_COLOR_SEQUENTIAL

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Color sequential area sensor.

short SENSOR_TYPE_COLOR_SEQUENTIAL_LINEAR

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Color sequential linear sensor.

short SENSOR_TYPE_NOT_DEFINED

The contant used by TAG_SENSING_METHOD to denote the image sensor type is not defined.

short SENSOR_TYPE_ONE_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is One-chip color area sensor.

short SENSOR_TYPE_THREE_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Three-chip color area sensor.

short SENSOR_TYPE_TRILINEAR

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Trilinear sensor.

short SENSOR_TYPE_TWO_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Two-chip color area sensor.

short SHARPNESS_HARD

The contant used by TAG_SHARPNESS to denote hard sharpness.

short SHARPNESS_NORMAL

The contant used by TAG_SHARPNESS to denote normal sharpness.

short SHARPNESS_SOFT

The contant used by TAG_SHARPNESS to denote soft sharpness.

short SUBJECT_DISTANCE_RANGE_CLOSE_VIEW

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Close view.

short SUBJECT_DISTANCE_RANGE_DISTANT_VIEW

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Distant view.

short SUBJECT_DISTANCE_RANGE_MACRO

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Macro.

short SUBJECT_DISTANCE_RANGE_UNKNOWN

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is unknown.

String TAG_APERTURE_VALUE

The lens aperture.

String TAG_ARTIST

This tag records the name of the camera owner, photographer or image creator.

String TAG_BITS_PER_SAMPLE

The number of bits per image component.

String TAG_BODY_SERIAL_NUMBER

This tag records the serial number of the body of the camera that was used in photography as an ASCII string.

String TAG_BRIGHTNESS_VALUE

The value of brightness.

String TAG_CAMARA_OWNER_NAME

This tag records the owner of a camera used in photography as an ASCII string.

String TAG_CFA_PATTERN

Indicates the color filter array (CFA) geometric pattern of the image sensor when a one-chip color area sensor is used.

String TAG_COLOR_SPACE

The color space information tag is always recorded as the color space specifier.

String TAG_COMPONENTS_CONFIGURATION

Information specific to compressed data.

String TAG_COMPRESSED_BITS_PER_PIXEL

Information specific to compressed data.

String TAG_COMPRESSION

The compression scheme used for the image data.

String TAG_CONTRAST

This tag indicates the direction of contrast processing applied by the camera when the image was shot.

String TAG_COPYRIGHT

Copyright information.

String TAG_CUSTOM_RENDERED

This tag indicates the use of special processing on image data, such as rendering geared to output.

String TAG_DATETIME

The date and time of image creation.

String TAG_DATETIME_DIGITIZED

The date and time when the image was stored as digital data.

String TAG_DATETIME_ORIGINAL

The date and time when the original image data was generated.

String TAG_DEFAULT_CROP_SIZE

Type is int.

String TAG_DEVICE_SETTING_DESCRIPTION

This tag indicates information on the picture-taking conditions of a particular camera model.

String TAG_DIGITAL_ZOOM_RATIO

This tag indicates the digital zoom ratio when the image was shot.

String TAG_DNG_VERSION

Type is int.

String TAG_EXIF_VERSION

The version of this standard supported.

String TAG_EXPOSURE_BIAS_VALUE

The exposure bias.

String TAG_EXPOSURE_INDEX

Indicates the exposure index selected on the camera or input device at the time the image is captured.

String TAG_EXPOSURE_MODE

This tag indicates the exposure mode set when the image was shot.

String TAG_EXPOSURE_PROGRAM

TThe class of the program used by the camera to set exposure when the picture is taken.

String TAG_EXPOSURE_TIME

Exposure time, given in seconds.

String TAG_FILE_SOURCE

Indicates the image source.

String TAG_FLASH

This tag indicates the status of flash when the image was shot.

String TAG_FLASHPIX_VERSION

The Flashpix format version supported by a FPXR file.

String TAG_FLASH_ENERGY

Indicates the strobe energy at the time the image is captured, as measured in Beam Candle Power Seconds (BCPS).

String TAG_FOCAL_LENGTH

The actual focal length of the lens, in mm.

String TAG_FOCAL_LENGTH_IN_35MM_FILM

This tag indicates the equivalent focal length assuming a 35mm film camera, in mm.

String TAG_FOCAL_PLANE_RESOLUTION_UNIT

Indicates the unit for measuring TAG_FOCAL_PLANE_X_RESOLUTION and TAG_FOCAL_PLANE_Y_RESOLUTION.

String TAG_FOCAL_PLANE_X_RESOLUTION

Indicates the number of pixels in the image width (X) direction per TAG_FOCAL_PLANE_RESOLUTION_UNIT on the camera focal plane.

String TAG_FOCAL_PLANE_Y_RESOLUTION

Indicates the number of pixels in the image height (Y) direction per TAG_FOCAL_PLANE_RESOLUTION_UNIT on the camera focal plane.

String TAG_F_NUMBER

The F number.

String TAG_GAIN_CONTROL

This tag indicates the degree of overall image gain adjustment.

String TAG_GAMMA

Indicates the value of coefficient gamma.

String TAG_GPS_ALTITUDE

Indicates the altitude based on the reference in TAG_GPS_ALTITUDE_REF.

String TAG_GPS_ALTITUDE_REF

Indicates the altitude used as the reference altitude.

String TAG_GPS_AREA_INFORMATION

A character string recording the name of the GPS area.

String TAG_GPS_DATESTAMP

A character string recording date and time information relative to UTC (Coordinated Universal Time).

String TAG_GPS_DEST_BEARING

Indicates the bearing to the destination point.

String TAG_GPS_DEST_BEARING_REF

Indicates the reference used for giving the bearing to the destination point.

String TAG_GPS_DEST_DISTANCE

Indicates the distance to the destination point.

String TAG_GPS_DEST_DISTANCE_REF

Indicates the unit used to express the distance to the destination point.

String TAG_GPS_DEST_LATITUDE

Indicates the latitude of the destination point.

String TAG_GPS_DEST_LATITUDE_REF

Indicates whether the latitude of the destination point is north or south latitude.

String TAG_GPS_DEST_LONGITUDE

Indicates the longitude of the destination point.

String TAG_GPS_DEST_LONGITUDE_REF

Indicates whether the longitude of the destination point is east or west longitude.

String TAG_GPS_DIFFERENTIAL

Indicates whether differential correction is applied to the GPS receiver.

String TAG_GPS_DOP

Indicates the GPS DOP (data degree of precision).

String TAG_GPS_H_POSITIONING_ERROR

This tag indicates horizontal positioning errors in meters.

String TAG_GPS_IMG_DIRECTION

ndicates the direction of the image when it was captured.

String TAG_GPS_IMG_DIRECTION_REF

Indicates the reference for giving the direction of the image when it is captured.

String TAG_GPS_LATITUDE

Indicates the latitude.

String TAG_GPS_LATITUDE_REF

Indicates whether the latitude is north or south latitude.

String TAG_GPS_LONGITUDE

Indicates the longitude.

String TAG_GPS_LONGITUDE_REF

Indicates whether the longitude is east or west longitude.

String TAG_GPS_MAP_DATUM

Indicates the geodetic survey data used by the GPS receiver.

String TAG_GPS_MEASURE_MODE

Indicates the GPS measurement mode.

String TAG_GPS_PROCESSING_METHOD

A character string recording the name of the method used for location finding.

String TAG_GPS_SATELLITES

Indicates the GPS satellites used for measurements.

String TAG_GPS_SPEED

Indicates the speed of GPS receiver movement.

String TAG_GPS_SPEED_REF

Indicates the unit used to express the GPS receiver speed of movement.

String TAG_GPS_STATUS

Indicates the status of the GPS receiver when the image is recorded.

String TAG_GPS_TIMESTAMP

Indicates the time as UTC (Coordinated Universal Time).

String TAG_GPS_TRACK

Indicates the direction of GPS receiver movement.

String TAG_GPS_TRACK_REF

Indicates the reference for giving the direction of GPS receiver movement.

String TAG_GPS_VERSION_ID

Indicates the version of GPS Info IFD.

String TAG_IMAGE_DESCRIPTION

An ASCII string giving the title of the image.

String TAG_IMAGE_LENGTH

The number of rows of image data.

String TAG_IMAGE_UNIQUE_ID

This tag indicates an identifier assigned uniquely to each image.

String TAG_IMAGE_WIDTH

The number of columns of image data, equal to the number of pixels per row.

String TAG_INTEROPERABILITY_INDEX

Indicates the identification of the Interoperability rule.

String TAG_ISO_SPEED

This tag indicates the ISO speed value of a camera or input device that is defined in ISO 12232.

String TAG_ISO_SPEED_LATITUDE_YYY

This tag indicates the ISO speed latitude yyy value of a camera or input device that is defined in ISO 12232.

String TAG_ISO_SPEED_LATITUDE_ZZZ

This tag indicates the ISO speed latitude zzz value of a camera or input device that is defined in ISO 12232.

String TAG_ISO_SPEED_RATINGS

This constant was deprecated in API level 27.0.0. Use TAG_PHOTOGRAPHIC_SENSITIVITY instead.

String TAG_JPEG_INTERCHANGE_FORMAT

The offset to the start byte (SOI) of JPEG compressed thumbnail data.

String TAG_JPEG_INTERCHANGE_FORMAT_LENGTH

The number of bytes of JPEG compressed thumbnail data.

String TAG_LENS_MAKE

This tag records the lens manufacturer as an ASCII string.

String TAG_LENS_MODEL

This tag records the lens’s model name and model number as an ASCII string.

String TAG_LENS_SERIAL_NUMBER

This tag records the serial number of the interchangeable lens that was used in photography as an ASCII string.

String TAG_LENS_SPECIFICATION

This tag notes minimum focal length, maximum focal length, minimum F number in the minimum focal length, and minimum F number in the maximum focal length, which are specification information for the lens that was used in photography.

String TAG_LIGHT_SOURCE

The kind of light source.

String TAG_MAKE

The manufacturer of the recording equipment.

String TAG_MAKER_NOTE

A tag for manufacturers of Exif/DCF writers to record any desired information.

String TAG_MAX_APERTURE_VALUE

The smallest F number of the lens.

String TAG_METERING_MODE

The metering mode.

String TAG_MODEL

The model name or model number of the equipment.

String TAG_NEW_SUBFILE_TYPE

Type is int.

String TAG_OECF

Indicates the Opto-Electric Conversion Function (OECF) specified in ISO 14524.

String TAG_ORF_ASPECT_FRAME

Type is int.

String TAG_ORF_PREVIEW_IMAGE_LENGTH

Type is int.

String TAG_ORF_PREVIEW_IMAGE_START

Type is int.

String TAG_ORF_THUMBNAIL_IMAGE

Type is undefined.

String TAG_ORIENTATION

The image orientation viewed in terms of rows and columns.

String TAG_PHOTOGRAPHIC_SENSITIVITY

This tag indicates the sensitivity of the camera or input device when the image was shot.

String TAG_PHOTOMETRIC_INTERPRETATION

The pixel composition.

String TAG_PIXEL_X_DIMENSION

Information specific to compressed data.

String TAG_PIXEL_Y_DIMENSION

Information specific to compressed data.

String TAG_PLANAR_CONFIGURATION

Indicates whether pixel components are recorded in chunky or planar format.

String TAG_PRIMARY_CHROMATICITIES

The chromaticity of the three primary colors of the image.

String TAG_RECOMMENDED_EXPOSURE_INDEX

This tag indicates the recommended exposure index value of a camera or input device defined in ISO 12232.

String TAG_REFERENCE_BLACK_WHITE

The reference black point value and reference white point value.

String TAG_RELATED_SOUND_FILE

This tag is used to record the name of an audio file related to the image data.

String TAG_RESOLUTION_UNIT

The unit for measuring TAG_X_RESOLUTION and TAG_Y_RESOLUTION.

String TAG_ROWS_PER_STRIP

The number of rows per strip.

String TAG_RW2_ISO

Type is int.

String TAG_RW2_JPG_FROM_RAW

Type is undefined.

String TAG_RW2_SENSOR_BOTTOM_BORDER

Type is int.

String TAG_RW2_SENSOR_LEFT_BORDER

Type is int.

String TAG_RW2_SENSOR_RIGHT_BORDER

Type is int.

String TAG_RW2_SENSOR_TOP_BORDER

Type is int.

String TAG_SAMPLES_PER_PIXEL

The number of components per pixel.

String TAG_SATURATION

This tag indicates the direction of saturation processing applied by the camera when the image was shot.

String TAG_SCENE_CAPTURE_TYPE

This tag indicates the type of scene that was shot.

String TAG_SCENE_TYPE

Indicates the type of scene.

String TAG_SENSING_METHOD

Indicates the image sensor type on the camera or input device.

String TAG_SENSITIVITY_TYPE

This tag indicates which one of the parameters of ISO12232 is TAG_PHOTOGRAPHIC_SENSITIVITY.

String TAG_SHARPNESS

This tag indicates the direction of sharpness processing applied by the camera when the image was shot.

String TAG_SHUTTER_SPEED_VALUE

Shutter speed.

String TAG_SOFTWARE

This tag records the name and version of the software or firmware of the camera or image input device used to generate the image.

String TAG_SPATIAL_FREQUENCY_RESPONSE

This tag records the camera or input device spatial frequency table and SFR values in the direction of image width, image height, and diagonal direction, as specified in ISO 12233.

String TAG_SPECTRAL_SENSITIVITY

Indicates the spectral sensitivity of each channel of the camera used.

String TAG_STANDARD_OUTPUT_SENSITIVITY

This tag indicates the standard output sensitivity value of a camera or input device defined in ISO 12232.

String TAG_STRIP_BYTE_COUNTS

The total number of bytes in each strip.

String TAG_STRIP_OFFSETS

For each strip, the byte offset of that strip.

String TAG_SUBFILE_TYPE

Type is int.

String TAG_SUBJECT_AREA

This tag indicates the location and area of the main subject in the overall scene.

String TAG_SUBJECT_DISTANCE

The distance to the subject, given in meters.

String TAG_SUBJECT_DISTANCE_RANGE

This tag indicates the distance to the subject.

String TAG_SUBJECT_LOCATION

Indicates the location of the main subject in the scene.

String TAG_SUBSEC_TIME

A tag used to record fractions of seconds for TAG_DATETIME.

String TAG_SUBSEC_TIME_DIGITIZED

A tag used to record fractions of seconds for TAG_DATETIME_DIGITIZED.

String TAG_SUBSEC_TIME_ORIGINAL

A tag used to record fractions of seconds for TAG_DATETIME_ORIGINAL.

String TAG_THUMBNAIL_IMAGE_LENGTH

String TAG_THUMBNAIL_IMAGE_WIDTH

String TAG_TRANSFER_FUNCTION

A transfer function for the image, described in tabular style.

String TAG_USER_COMMENT

A tag for Exif users to write keywords or comments on the image besides those in TAG_IMAGE_DESCRIPTION, and without the character code limitations of it.

String TAG_WHITE_BALANCE

This tag indicates the white balance mode set when the image was shot.

String TAG_WHITE_POINT

The chromaticity of the white point of the image.

String TAG_X_RESOLUTION

The number of pixels per TAG_RESOLUTION_UNIT in the TAG_IMAGE_WIDTH direction.

String TAG_Y_CB_CR_COEFFICIENTS

The matrix coefficients for transformation from RGB to YCbCr image data.

String TAG_Y_CB_CR_POSITIONING

The position of chrominance components in relation to the luminance component.

String TAG_Y_CB_CR_SUB_SAMPLING

The sampling ratio of chrominance components in relation to the luminance component.

String TAG_Y_RESOLUTION

The number of pixels per TAG_RESOLUTION_UNIT in the TAG_IMAGE_WIDTH direction.

int WHITEBALANCE_AUTO

This constant was deprecated in API level 27.0.0. Use WHITE_BALANCE_AUTO instead.

int WHITEBALANCE_MANUAL

This constant was deprecated in API level 27.0.0. Use WHITE_BALANCE_MANUAL instead.

short WHITE_BALANCE_AUTO

The contant used by TAG_WHITE_BALANCE to denote the white balance is Auto.

short WHITE_BALANCE_MANUAL

The contant used by TAG_WHITE_BALANCE to denote the white balance is Manual.

short Y_CB_CR_POSITIONING_CENTERED

The contant used by TAG_Y_CB_CR_POSITIONING to denote Centered positioning.

short Y_CB_CR_POSITIONING_CO_SITED

The contant used by TAG_Y_CB_CR_POSITIONING to denote Co-sited positioning.

Fields

public static final int[] BITS_PER_SAMPLE_GREYSCALE_1

The constant used by TAG_BITS_PER_SAMPLE.

public static final int[] BITS_PER_SAMPLE_GREYSCALE_2

The constant used by TAG_BITS_PER_SAMPLE.

public static final int[] BITS_PER_SAMPLE_RGB

The constant used by TAG_BITS_PER_SAMPLE.

Public constructors

ExifInterface(String filename)

Reads Exif tags from the specified image file.

ExifInterface(InputStream inputStream)

Reads Exif tags from the specified image input stream.

Public methods

void flipHorizontally()

Flips the image horizontally.

void flipVertically()

Flips the image vertically.

double getAltitude(double defaultValue)

Return the altitude in meters.

String getAttribute(String tag)

Returns the value of the specified tag or null if there is no such tag in the image file.

double getAttributeDouble(String tag, double defaultValue)

Returns the double value of the tag that is specified as rational or contains a double-formatted value.

int getAttributeInt(String tag, int defaultValue)

Returns the integer value of the specified tag.

boolean getLatLong(float[] output)

This method was deprecated in API level 25.4.0. Use getLatLong() instead.

double[] getLatLong()

Gets the latitude and longitude values.

int getRotationDegrees()

Returns the rotation degrees for the current image orientation.

byte[] getThumbnail()

Returns the JPEG compressed thumbnail inside the image file, or null if there is no JPEG compressed thumbnail.

Bitmap getThumbnailBitmap()

Creates and returns a Bitmap object of the thumbnail image based on the byte array and the thumbnail compression value, or null if the compression type is unsupported.

byte[] getThumbnailBytes()

Returns the thumbnail bytes inside the image file, regardless of the compression type of the thumbnail image.

long[] getThumbnailRange()

Returns the offset and length of thumbnail inside the image file, or null if there is no thumbnail.

boolean hasThumbnail()

Returns true if the image file has a thumbnail.

boolean isFlipped()

Returns if the current image orientation is flipped.

boolean isThumbnailCompressed()

Returns true if thumbnail image is JPEG Compressed, or false if either thumbnail image does not exist or thumbnail image is uncompressed.

void resetOrientation()

Resets the TAG_ORIENTATION of the image to be ORIENTATION_NORMAL.

void rotate(int degree)

Rotates the image by the given degree clockwise.

void saveAttributes()

Save the tag data into the original image file.

void setAltitude(double altitude)

Sets the altitude in meters.

void setAttribute(String tag, String value)

Sets the value of the specified tag.

void setGpsInfo(Location location)

Sets the GPS-related information.

void setLatLong(double latitude, double longitude)

Sets the latitude and longitude values.

Inherited methods

From class java.lang.Object

Constants

ALTITUDE_ABOVE_SEA_LEVEL

added in version 27.0.0
short ALTITUDE_ABOVE_SEA_LEVEL

The contant used by TAG_GPS_ALTITUDE_REF to denote the altitude is above sea level.

Constant Value: 0 (0x00000000)

ALTITUDE_BELOW_SEA_LEVEL

added in version 27.0.0
short ALTITUDE_BELOW_SEA_LEVEL

The contant used by TAG_GPS_ALTITUDE_REF to denote the altitude is below sea level.

Constant Value: 1 (0x00000001)

COLOR_SPACE_S_RGB

added in version 27.0.0
int COLOR_SPACE_S_RGB

The contant used by TAG_COLOR_SPACE to denote sRGB color space.

Constant Value: 1 (0x00000001)

COLOR_SPACE_UNCALIBRATED

added in version 27.0.0
int COLOR_SPACE_UNCALIBRATED

The contant used by TAG_COLOR_SPACE to denote Uncalibrated.

Constant Value: 65535 (0x0000ffff)

CONTRAST_HARD

added in version 27.0.0
short CONTRAST_HARD

The contant used by TAG_CONTRAST to denote hard contrast.

Constant Value: 2 (0x00000002)

CONTRAST_NORMAL

added in version 27.0.0
short CONTRAST_NORMAL

The contant used by TAG_CONTRAST to denote normal contrast.

Constant Value: 0 (0x00000000)

CONTRAST_SOFT

added in version 27.0.0
short CONTRAST_SOFT

The contant used by TAG_CONTRAST to denote soft contrast.

Constant Value: 1 (0x00000001)

DATA_DEFLATE_ZIP

added in version 27.0.0
int DATA_DEFLATE_ZIP

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0. Section 3, Compression

Constant Value: 8 (0x00000008)

DATA_HUFFMAN_COMPRESSED

added in version 27.0.0
int DATA_HUFFMAN_COMPRESSED

The constant used by TAG_COMPRESSION to denote the image is huffman compressed.

Constant Value: 2 (0x00000002)

DATA_JPEG

added in version 27.0.0
int DATA_JPEG

The constant used by TAG_COMPRESSION to denote the image is JPEG.

Constant Value: 6 (0x00000006)

DATA_JPEG_COMPRESSED

added in version 27.0.0
int DATA_JPEG_COMPRESSED

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0. Section 3, Compression

Constant Value: 7 (0x00000007)

DATA_LOSSY_JPEG

added in version 27.0.0
int DATA_LOSSY_JPEG

The constant used by TAG_COMPRESSION, see DNG Specification 1.4.0.0. Section 3, Compression

Constant Value: 34892 (0x0000884c)

DATA_PACK_BITS_COMPRESSED

added in version 27.0.0
int DATA_PACK_BITS_COMPRESSED

The constant used by TAG_COMPRESSION to denote the image is pack-bits compressed.

Constant Value: 32773 (0x00008005)

DATA_UNCOMPRESSED

added in version 27.0.0
int DATA_UNCOMPRESSED

The constant used by TAG_COMPRESSION to denote the image is not compressed.

Constant Value: 1 (0x00000001)

EXPOSURE_MODE_AUTO

added in version 27.0.0
short EXPOSURE_MODE_AUTO

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Auto.

Constant Value: 0 (0x00000000)

EXPOSURE_MODE_AUTO_BRACKET

added in version 27.0.0
short EXPOSURE_MODE_AUTO_BRACKET

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Auto bracket.

Constant Value: 2 (0x00000002)

EXPOSURE_MODE_MANUAL

added in version 27.0.0
short EXPOSURE_MODE_MANUAL

The contant used by TAG_EXPOSURE_MODE to denote the exposure mode is Manual.

Constant Value: 1 (0x00000001)

EXPOSURE_PROGRAM_ACTION

added in version 27.0.0
short EXPOSURE_PROGRAM_ACTION

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Action program (biased toward fast shutter speed).

Constant Value: 6 (0x00000006)

EXPOSURE_PROGRAM_APERTURE_PRIORITY

added in version 27.0.0
short EXPOSURE_PROGRAM_APERTURE_PRIORITY

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Aperture priority.

Constant Value: 3 (0x00000003)

EXPOSURE_PROGRAM_CREATIVE

added in version 27.0.0
short EXPOSURE_PROGRAM_CREATIVE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Creative program (biased toward depth of field).

Constant Value: 5 (0x00000005)

EXPOSURE_PROGRAM_LANDSCAPE_MODE

added in version 27.0.0
short EXPOSURE_PROGRAM_LANDSCAPE_MODE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Landscape mode (for landscape photos with the background in focus).

Constant Value: 8 (0x00000008)

EXPOSURE_PROGRAM_MANUAL

added in version 27.0.0
short EXPOSURE_PROGRAM_MANUAL

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Manual.

Constant Value: 1 (0x00000001)

EXPOSURE_PROGRAM_NORMAL

added in version 27.0.0
short EXPOSURE_PROGRAM_NORMAL

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Normal.

Constant Value: 2 (0x00000002)

EXPOSURE_PROGRAM_NOT_DEFINED

added in version 27.0.0
short EXPOSURE_PROGRAM_NOT_DEFINED

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is not defined.

Constant Value: 0 (0x00000000)

EXPOSURE_PROGRAM_PORTRAIT_MODE

added in version 27.0.0
short EXPOSURE_PROGRAM_PORTRAIT_MODE

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Portrait mode (for closeup photos with the background out of focus).

Constant Value: 7 (0x00000007)

EXPOSURE_PROGRAM_SHUTTER_PRIORITY

added in version 27.0.0
short EXPOSURE_PROGRAM_SHUTTER_PRIORITY

The contant used by TAG_EXPOSURE_PROGRAM to denote exposure program is Shutter priority.

Constant Value: 4 (0x00000004)

FILE_SOURCE_DSC

added in version 27.0.0
short FILE_SOURCE_DSC

The contant used by TAG_FILE_SOURCE to denote the source is DSC.

Constant Value: 3 (0x00000003)

FILE_SOURCE_OTHER

added in version 27.0.0
short FILE_SOURCE_OTHER

The contant used by TAG_FILE_SOURCE to denote the source is other.

Constant Value: 0 (0x00000000)

FILE_SOURCE_REFLEX_SCANNER

added in version 27.0.0
short FILE_SOURCE_REFLEX_SCANNER

The contant used by TAG_FILE_SOURCE to denote the source is scanner of reflex type.

Constant Value: 2 (0x00000002)

FILE_SOURCE_TRANSPARENT_SCANNER

added in version 27.0.0
short FILE_SOURCE_TRANSPARENT_SCANNER

The contant used by TAG_FILE_SOURCE to denote the source is scanner of transparent type.

Constant Value: 1 (0x00000001)

FLAG_FLASH_FIRED

added in version 27.0.0
short FLAG_FLASH_FIRED

The flag used by TAG_FLASH to indicate whether the flash is fired.

Constant Value: 1 (0x00000001)

FLAG_FLASH_MODE_AUTO

added in version 27.0.0
short FLAG_FLASH_MODE_AUTO

The flag used by TAG_FLASH to indicate the camera's flash mode is Auto.

See also:

Constant Value: 24 (0x00000018)

FLAG_FLASH_MODE_COMPULSORY_FIRING

added in version 27.0.0
short FLAG_FLASH_MODE_COMPULSORY_FIRING

The flag used by TAG_FLASH to indicate the camera's flash mode is Compulsory flash firing.

See also:

Constant Value: 8 (0x00000008)

FLAG_FLASH_MODE_COMPULSORY_SUPPRESSION

added in version 27.0.0
short FLAG_FLASH_MODE_COMPULSORY_SUPPRESSION

The flag used by TAG_FLASH to indicate the camera's flash mode is Compulsory flash suppression.

See also:

Constant Value: 16 (0x00000010)

FLAG_FLASH_NO_FLASH_FUNCTION

added in version 27.0.0
short FLAG_FLASH_NO_FLASH_FUNCTION

The flag used by TAG_FLASH to indicate no flash function is present.

Constant Value: 32 (0x00000020)

FLAG_FLASH_RED_EYE_SUPPORTED

added in version 27.0.0
short FLAG_FLASH_RED_EYE_SUPPORTED

The flag used by TAG_FLASH to indicate red-eye reduction is supported.

Constant Value: 64 (0x00000040)

FLAG_FLASH_RETURN_LIGHT_DETECTED

added in version 27.0.0
short FLAG_FLASH_RETURN_LIGHT_DETECTED

The flag used by TAG_FLASH to indicate strobe return light is detected.

Constant Value: 6 (0x00000006)

FLAG_FLASH_RETURN_LIGHT_NOT_DETECTED

added in version 27.0.0
short FLAG_FLASH_RETURN_LIGHT_NOT_DETECTED

The flag used by TAG_FLASH to indicate strobe return light is not detected.

Constant Value: 4 (0x00000004)

FORMAT_CHUNKY

added in version 27.0.0
short FORMAT_CHUNKY

The contant used by TAG_PLANAR_CONFIGURATION to denote Chunky format.

Constant Value: 1 (0x00000001)

FORMAT_PLANAR

added in version 27.0.0
short FORMAT_PLANAR

The contant used by TAG_PLANAR_CONFIGURATION to denote Planar format.

Constant Value: 2 (0x00000002)

GAIN_CONTROL_HIGH_GAIN_DOWN

added in version 27.0.0
short GAIN_CONTROL_HIGH_GAIN_DOWN

The contant used by TAG_GAIN_CONTROL to denote high gain down.

Constant Value: 4 (0x00000004)

GAIN_CONTROL_HIGH_GAIN_UP

added in version 27.0.0
short GAIN_CONTROL_HIGH_GAIN_UP

The contant used by TAG_GAIN_CONTROL to denote high gain up.

Constant Value: 2 (0x00000002)

GAIN_CONTROL_LOW_GAIN_DOWN

added in version 27.0.0
short GAIN_CONTROL_LOW_GAIN_DOWN

The contant used by TAG_GAIN_CONTROL to denote low gain down.

Constant Value: 3 (0x00000003)

GAIN_CONTROL_LOW_GAIN_UP

added in version 27.0.0
short GAIN_CONTROL_LOW_GAIN_UP

The contant used by TAG_GAIN_CONTROL to denote low gain up.

Constant Value: 1 (0x00000001)

GAIN_CONTROL_NONE

added in version 27.0.0
short GAIN_CONTROL_NONE

The contant used by TAG_GAIN_CONTROL to denote none gain adjustment.

Constant Value: 0 (0x00000000)

GPS_DIRECTION_MAGNETIC

added in version 27.0.0
String GPS_DIRECTION_MAGNETIC

The contant used by GPS attributes to denote the direction is magnetic direction.

Constant Value: "M"

GPS_DIRECTION_TRUE

added in version 27.0.0
String GPS_DIRECTION_TRUE

The contant used by GPS attributes to denote the direction is true direction.

Constant Value: "T"

GPS_DISTANCE_KILOMETERS

added in version 27.0.0
String GPS_DISTANCE_KILOMETERS

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is kilometers.

Constant Value: "K"

GPS_DISTANCE_MILES

added in version 27.0.0
String GPS_DISTANCE_MILES

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is miles.

Constant Value: "M"

GPS_DISTANCE_NAUTICAL_MILES

added in version 27.0.0
String GPS_DISTANCE_NAUTICAL_MILES

The contant used by TAG_GPS_DEST_DISTANCE_REF to denote the distance unit is nautical miles.

Constant Value: "N"

GPS_MEASUREMENT_2D

added in version 27.0.0
String GPS_MEASUREMENT_2D

The contant used by TAG_GPS_MEASURE_MODE to denote GPS measurement is 2-dimensional.

Constant Value: "2"

GPS_MEASUREMENT_3D

added in version 27.0.0
String GPS_MEASUREMENT_3D

The contant used by TAG_GPS_MEASURE_MODE to denote GPS measurement is 3-dimensional.

Constant Value: "3"

GPS_MEASUREMENT_DIFFERENTIAL_CORRECTED

added in version 27.0.0
short GPS_MEASUREMENT_DIFFERENTIAL_CORRECTED

The contant used by TAG_GPS_DIFFERENTIAL to denote differential correction is applied.

Constant Value: 1 (0x00000001)

GPS_MEASUREMENT_INTERRUPTED

added in version 27.0.0
String GPS_MEASUREMENT_INTERRUPTED

The contant used by TAG_GPS_STATUS to denote GPS measurement is interrupted.

Constant Value: "V"

GPS_MEASUREMENT_IN_PROGRESS

added in version 27.0.0
String GPS_MEASUREMENT_IN_PROGRESS

The contant used by TAG_GPS_STATUS to denote GPS measurement is in progress.

Constant Value: "A"

GPS_MEASUREMENT_NO_DIFFERENTIAL

added in version 27.0.0
short GPS_MEASUREMENT_NO_DIFFERENTIAL

The contant used by TAG_GPS_DIFFERENTIAL to denote no differential correction is applied.

Constant Value: 0 (0x00000000)

GPS_SPEED_KILOMETERS_PER_HOUR

added in version 27.0.0
String GPS_SPEED_KILOMETERS_PER_HOUR

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is kilometers per hour.

Constant Value: "K"

GPS_SPEED_KNOTS

added in version 27.0.0
String GPS_SPEED_KNOTS

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is knots.

Constant Value: "N"

GPS_SPEED_MILES_PER_HOUR

added in version 27.0.0
String GPS_SPEED_MILES_PER_HOUR

The contant used by TAG_GPS_SPEED_REF to denote the speed unit is miles per hour.

Constant Value: "M"

LATITUDE_NORTH

added in version 27.0.0
String LATITUDE_NORTH

The contant used by GPS latitude-related tags to denote the latitude is North latitude.

See also:

Constant Value: "N"

LATITUDE_SOUTH

added in version 27.0.0
String LATITUDE_SOUTH

The contant used by GPS latitude-related tags to denote the latitude is South latitude.

See also:

Constant Value: "S"

LIGHT_SOURCE_CLOUDY_WEATHER

added in version 27.0.0
short LIGHT_SOURCE_CLOUDY_WEATHER

The contant used by TAG_LIGHT_SOURCE to denote light source is Cloudy weather.

Constant Value: 10 (0x0000000a)

LIGHT_SOURCE_COOL_WHITE_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_COOL_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Cool white fluorescent (W 3800 - 4500K).

Constant Value: 14 (0x0000000e)

LIGHT_SOURCE_D50

added in version 27.0.0
short LIGHT_SOURCE_D50

The contant used by TAG_LIGHT_SOURCE to denote light source is D50.

Constant Value: 23 (0x00000017)

LIGHT_SOURCE_D55

added in version 27.0.0
short LIGHT_SOURCE_D55

The contant used by TAG_LIGHT_SOURCE to denote light source is D55.

Constant Value: 20 (0x00000014)

LIGHT_SOURCE_D65

added in version 27.0.0
short LIGHT_SOURCE_D65

The contant used by TAG_LIGHT_SOURCE to denote light source is D65.

Constant Value: 21 (0x00000015)

LIGHT_SOURCE_D75

added in version 27.0.0
short LIGHT_SOURCE_D75

The contant used by TAG_LIGHT_SOURCE to denote light source is D75.

Constant Value: 22 (0x00000016)

LIGHT_SOURCE_DAYLIGHT

added in version 27.0.0
short LIGHT_SOURCE_DAYLIGHT

The contant used by TAG_LIGHT_SOURCE to denote light source is Daylight.

Constant Value: 1 (0x00000001)

LIGHT_SOURCE_DAYLIGHT_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_DAYLIGHT_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Daylight fluorescent (D 5700 - 7100K).

Constant Value: 12 (0x0000000c)

LIGHT_SOURCE_DAY_WHITE_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_DAY_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Day white fluorescent (N 4600 - 5500K).

Constant Value: 13 (0x0000000d)

LIGHT_SOURCE_FINE_WEATHER

added in version 27.0.0
short LIGHT_SOURCE_FINE_WEATHER

The contant used by TAG_LIGHT_SOURCE to denote light source is Fine weather.

Constant Value: 9 (0x00000009)

LIGHT_SOURCE_FLASH

added in version 27.0.0
short LIGHT_SOURCE_FLASH

The contant used by TAG_LIGHT_SOURCE to denote light source is Flash.

Constant Value: 4 (0x00000004)

LIGHT_SOURCE_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Fluorescent.

Constant Value: 2 (0x00000002)

LIGHT_SOURCE_ISO_STUDIO_TUNGSTEN

added in version 27.0.0
short LIGHT_SOURCE_ISO_STUDIO_TUNGSTEN

The contant used by TAG_LIGHT_SOURCE to denote light source is ISO studio tungsten.

Constant Value: 24 (0x00000018)

LIGHT_SOURCE_OTHER

added in version 27.0.0
short LIGHT_SOURCE_OTHER

The contant used by TAG_LIGHT_SOURCE to denote light source is other.

Constant Value: 255 (0x000000ff)

LIGHT_SOURCE_SHADE

added in version 27.0.0
short LIGHT_SOURCE_SHADE

The contant used by TAG_LIGHT_SOURCE to denote light source is Shade.

Constant Value: 11 (0x0000000b)

LIGHT_SOURCE_STANDARD_LIGHT_A

added in version 27.0.0
short LIGHT_SOURCE_STANDARD_LIGHT_A

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light A.

Constant Value: 17 (0x00000011)

LIGHT_SOURCE_STANDARD_LIGHT_B

added in version 27.0.0
short LIGHT_SOURCE_STANDARD_LIGHT_B

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light B.

Constant Value: 18 (0x00000012)

LIGHT_SOURCE_STANDARD_LIGHT_C

added in version 27.0.0
short LIGHT_SOURCE_STANDARD_LIGHT_C

The contant used by TAG_LIGHT_SOURCE to denote light source is Standard light C.

Constant Value: 19 (0x00000013)

LIGHT_SOURCE_TUNGSTEN

added in version 27.0.0
short LIGHT_SOURCE_TUNGSTEN

The contant used by TAG_LIGHT_SOURCE to denote light source is Tungsten (incandescent light).

Constant Value: 3 (0x00000003)

LIGHT_SOURCE_UNKNOWN

added in version 27.0.0
short LIGHT_SOURCE_UNKNOWN

The contant used by TAG_LIGHT_SOURCE to denote light source is unknown.

Constant Value: 0 (0x00000000)

LIGHT_SOURCE_WARM_WHITE_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_WARM_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is Warm white fluorescent (L 2600 - 3250K).

Constant Value: 16 (0x00000010)

LIGHT_SOURCE_WHITE_FLUORESCENT

added in version 27.0.0
short LIGHT_SOURCE_WHITE_FLUORESCENT

The contant used by TAG_LIGHT_SOURCE to denote light source is White fluorescent (WW 3250 - 3800K).

Constant Value: 15 (0x0000000f)

LONGITUDE_EAST

added in version 27.0.0
String LONGITUDE_EAST

The contant used by GPS longitude-related tags to denote the longitude is East longitude.

See also:

Constant Value: "E"

LONGITUDE_WEST

added in version 27.0.0
String LONGITUDE_WEST

The contant used by GPS longitude-related tags to denote the longitude is West longitude.

See also:

Constant Value: "W"

METERING_MODE_AVERAGE

added in version 27.0.0
short METERING_MODE_AVERAGE

The contant used by TAG_METERING_MODE to denote metering mode is Average.

Constant Value: 1 (0x00000001)

METERING_MODE_CENTER_WEIGHT_AVERAGE

added in version 27.0.0
short METERING_MODE_CENTER_WEIGHT_AVERAGE

The contant used by TAG_METERING_MODE to denote metering mode is CenterWeightedAverage.

Constant Value: 2 (0x00000002)

METERING_MODE_MULTI_SPOT

added in version 27.0.0
short METERING_MODE_MULTI_SPOT

The contant used by TAG_METERING_MODE to denote metering mode is MultiSpot.

Constant Value: 4 (0x00000004)

METERING_MODE_OTHER

added in version 27.0.0
short METERING_MODE_OTHER

The contant used by TAG_METERING_MODE to denote metering mode is other.

Constant Value: 255 (0x000000ff)

METERING_MODE_PARTIAL

added in version 27.0.0
short METERING_MODE_PARTIAL

The contant used by TAG_METERING_MODE to denote metering mode is Partial.

Constant Value: 6 (0x00000006)

METERING_MODE_PATTERN

added in version 27.0.0
short METERING_MODE_PATTERN

The contant used by TAG_METERING_MODE to denote metering mode is Pattern.

Constant Value: 5 (0x00000005)

METERING_MODE_SPOT

added in version 27.0.0
short METERING_MODE_SPOT

The contant used by TAG_METERING_MODE to denote metering mode is Spot.

Constant Value: 3 (0x00000003)

METERING_MODE_UNKNOWN

added in version 27.0.0
short METERING_MODE_UNKNOWN

The contant used by TAG_METERING_MODE to denote metering mode is unknown.

Constant Value: 0 (0x00000000)

ORIENTATION_FLIP_HORIZONTAL

added in version 25.1.0
int ORIENTATION_FLIP_HORIZONTAL

Indicates the image is left right reversed mirror.

Constant Value: 2 (0x00000002)

ORIENTATION_FLIP_VERTICAL

added in version 25.1.0
int ORIENTATION_FLIP_VERTICAL

Indicates the image is upside down mirror, it can also be represented by flip horizontally firstly and rotate 180 degree clockwise.

Constant Value: 4 (0x00000004)

ORIENTATION_NORMAL

added in version 25.1.0
int ORIENTATION_NORMAL

Constant Value: 1 (0x00000001)

ORIENTATION_ROTATE_180

added in version 25.1.0
int ORIENTATION_ROTATE_180

Indicates the image is rotated by 180 degree clockwise.

Constant Value: 3 (0x00000003)

ORIENTATION_ROTATE_270

added in version 25.1.0
int ORIENTATION_ROTATE_270

Indicates the image is rotated by 270 degree clockwise.

Constant Value: 8 (0x00000008)

ORIENTATION_ROTATE_90

added in version 25.1.0
int ORIENTATION_ROTATE_90

Indicates the image is rotated by 90 degree clockwise.

Constant Value: 6 (0x00000006)

ORIENTATION_TRANSPOSE

added in version 25.1.0
int ORIENTATION_TRANSPOSE

Indicates the image is flipped about top-left <--> bottom-right axis, it can also be represented by flip horizontally firstly and rotate 270 degree clockwise.

Constant Value: 5 (0x00000005)

ORIENTATION_TRANSVERSE

added in version 25.1.0
int ORIENTATION_TRANSVERSE

Indicates the image is flipped about top-right <--> bottom-left axis, it can also be represented by flip horizontally firstly and rotate 90 degree clockwise.

Constant Value: 7 (0x00000007)

ORIENTATION_UNDEFINED

added in version 25.1.0
int ORIENTATION_UNDEFINED

Constant Value: 0 (0x00000000)

ORIGINAL_RESOLUTION_IMAGE

added in version 27.0.0
int ORIGINAL_RESOLUTION_IMAGE

The constant used by TAG_NEW_SUBFILE_TYPE. See JEITA CP-3451C Spec Section 8.

Constant Value: 0 (0x00000000)

PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO

added in version 27.0.0
int PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

Constant Value: 1 (0x00000001)

PHOTOMETRIC_INTERPRETATION_RGB

added in version 27.0.0
int PHOTOMETRIC_INTERPRETATION_RGB

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

Constant Value: 2 (0x00000002)

PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO

added in version 27.0.0
int PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

Constant Value: 0 (0x00000000)

PHOTOMETRIC_INTERPRETATION_YCBCR

added in version 27.0.0
int PHOTOMETRIC_INTERPRETATION_YCBCR

The constant used by TAG_PHOTOMETRIC_INTERPRETATION.

Constant Value: 6 (0x00000006)

REDUCED_RESOLUTION_IMAGE

added in version 27.0.0
int REDUCED_RESOLUTION_IMAGE

The constant used by TAG_NEW_SUBFILE_TYPE. See JEITA CP-3451C Spec Section 8.

Constant Value: 1 (0x00000001)

RENDERED_PROCESS_CUSTOM

added in version 27.0.0
short RENDERED_PROCESS_CUSTOM

The contant used by TAG_CUSTOM_RENDERED to denote special processing is used.

Constant Value: 1 (0x00000001)

RENDERED_PROCESS_NORMAL

added in version 27.0.0
short RENDERED_PROCESS_NORMAL

The contant used by TAG_CUSTOM_RENDERED to denote no special processing is used.

Constant Value: 0 (0x00000000)

RESOLUTION_UNIT_CENTIMETERS

added in version 27.0.0
short RESOLUTION_UNIT_CENTIMETERS

The contant used to denote resolution unit as centimeters.

Constant Value: 3 (0x00000003)

RESOLUTION_UNIT_INCHES

added in version 27.0.0
short RESOLUTION_UNIT_INCHES

The contant used to denote resolution unit as inches.

Constant Value: 2 (0x00000002)

SATURATION_HIGH

added in version 27.0.0
short SATURATION_HIGH

The contant used by TAG_SHARPNESS to denote high saturation.

Constant Value: 0 (0x00000000)

SATURATION_LOW

added in version 27.0.0
short SATURATION_LOW

The contant used by TAG_SATURATION to denote low saturation.

Constant Value: 0 (0x00000000)

SATURATION_NORMAL

added in version 27.0.0
short SATURATION_NORMAL

The contant used by TAG_SATURATION to denote normal saturation.

Constant Value: 0 (0x00000000)

SCENE_CAPTURE_TYPE_LANDSCAPE

added in version 27.0.0
short SCENE_CAPTURE_TYPE_LANDSCAPE

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Landscape.

Constant Value: 1 (0x00000001)

SCENE_CAPTURE_TYPE_NIGHT

added in version 27.0.0
short SCENE_CAPTURE_TYPE_NIGHT

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Night scene.

Constant Value: 3 (0x00000003)

SCENE_CAPTURE_TYPE_PORTRAIT

added in version 27.0.0
short SCENE_CAPTURE_TYPE_PORTRAIT

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Portrait.

Constant Value: 2 (0x00000002)

SCENE_CAPTURE_TYPE_STANDARD

added in version 27.0.0
short SCENE_CAPTURE_TYPE_STANDARD

The contant used by TAG_SCENE_CAPTURE_TYPE to denote the scene capture type is Standard.

Constant Value: 0 (0x00000000)

SCENE_TYPE_DIRECTLY_PHOTOGRAPHED

added in version 27.0.0
short SCENE_TYPE_DIRECTLY_PHOTOGRAPHED

The contant used by TAG_SCENE_TYPE to denote the scene is directly photographed.

Constant Value: 1 (0x00000001)

SENSITIVITY_TYPE_ISO_SPEED

added in version 27.0.0
short SENSITIVITY_TYPE_ISO_SPEED

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is ISO speed.

Constant Value: 3 (0x00000003)

SENSITIVITY_TYPE_REI

added in version 27.0.0
short SENSITIVITY_TYPE_REI

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Recommended exposure index (REI).

Constant Value: 2 (0x00000002)

SENSITIVITY_TYPE_REI_AND_ISO

added in version 27.0.0
short SENSITIVITY_TYPE_REI_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Recommended exposure index (REI) and ISO speed.

Constant Value: 6 (0x00000006)

SENSITIVITY_TYPE_SOS

added in version 27.0.0
short SENSITIVITY_TYPE_SOS

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS).

Constant Value: 1 (0x00000001)

SENSITIVITY_TYPE_SOS_AND_ISO

added in version 27.0.0
short SENSITIVITY_TYPE_SOS_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and ISO speed.

Constant Value: 5 (0x00000005)

SENSITIVITY_TYPE_SOS_AND_REI

added in version 27.0.0
short SENSITIVITY_TYPE_SOS_AND_REI

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and recommended exposure index (REI).

Constant Value: 4 (0x00000004)

SENSITIVITY_TYPE_SOS_AND_REI_AND_ISO

added in version 27.0.0
short SENSITIVITY_TYPE_SOS_AND_REI_AND_ISO

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is Standard output sensitivity (SOS) and recommended exposure index (REI) and ISO speed.

Constant Value: 7 (0x00000007)

SENSITIVITY_TYPE_UNKNOWN

added in version 27.0.0
short SENSITIVITY_TYPE_UNKNOWN

The contant used by TAG_SENSITIVITY_TYPE to denote sensitivity type is unknown.

Constant Value: 0 (0x00000000)

SENSOR_TYPE_COLOR_SEQUENTIAL

added in version 27.0.0
short SENSOR_TYPE_COLOR_SEQUENTIAL

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Color sequential area sensor.

Constant Value: 5 (0x00000005)

SENSOR_TYPE_COLOR_SEQUENTIAL_LINEAR

added in version 27.0.0
short SENSOR_TYPE_COLOR_SEQUENTIAL_LINEAR

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Color sequential linear sensor.

Constant Value: 8 (0x00000008)

SENSOR_TYPE_NOT_DEFINED

added in version 27.0.0
short SENSOR_TYPE_NOT_DEFINED

The contant used by TAG_SENSING_METHOD to denote the image sensor type is not defined.

Constant Value: 1 (0x00000001)

SENSOR_TYPE_ONE_CHIP

added in version 27.0.0
short SENSOR_TYPE_ONE_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is One-chip color area sensor.

Constant Value: 2 (0x00000002)

SENSOR_TYPE_THREE_CHIP

added in version 27.0.0
short SENSOR_TYPE_THREE_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Three-chip color area sensor.

Constant Value: 4 (0x00000004)

SENSOR_TYPE_TRILINEAR

added in version 27.0.0
short SENSOR_TYPE_TRILINEAR

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Trilinear sensor.

Constant Value: 7 (0x00000007)

SENSOR_TYPE_TWO_CHIP

added in version 27.0.0
short SENSOR_TYPE_TWO_CHIP

The contant used by TAG_SENSING_METHOD to denote the image sensor type is Two-chip color area sensor.

Constant Value: 3 (0x00000003)

SHARPNESS_HARD

added in version 27.0.0
short SHARPNESS_HARD

The contant used by TAG_SHARPNESS to denote hard sharpness.

Constant Value: 2 (0x00000002)

SHARPNESS_NORMAL

added in version 27.0.0
short SHARPNESS_NORMAL

The contant used by TAG_SHARPNESS to denote normal sharpness.

Constant Value: 0 (0x00000000)

SHARPNESS_SOFT

added in version 27.0.0
short SHARPNESS_SOFT

The contant used by TAG_SHARPNESS to denote soft sharpness.

Constant Value: 1 (0x00000001)

SUBJECT_DISTANCE_RANGE_CLOSE_VIEW

added in version 27.0.0
short SUBJECT_DISTANCE_RANGE_CLOSE_VIEW

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Close view.

Constant Value: 2 (0x00000002)

SUBJECT_DISTANCE_RANGE_DISTANT_VIEW

added in version 27.0.0
short SUBJECT_DISTANCE_RANGE_DISTANT_VIEW

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Distant view.

Constant Value: 3 (0x00000003)

SUBJECT_DISTANCE_RANGE_MACRO

added in version 27.0.0
short SUBJECT_DISTANCE_RANGE_MACRO

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is Macro.

Constant Value: 1 (0x00000001)

SUBJECT_DISTANCE_RANGE_UNKNOWN

added in version 27.0.0
short SUBJECT_DISTANCE_RANGE_UNKNOWN

The contant used by TAG_SUBJECT_DISTANCE_RANGE to denote the subject distance range is unknown.

Constant Value: 0 (0x00000000)

TAG_APERTURE_VALUE

added in version 25.1.0
String TAG_APERTURE_VALUE

The lens aperture. The unit is the APEX value.

  • Tag = 37378
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "ApertureValue"

TAG_ARTIST

added in version 25.1.0
String TAG_ARTIST

This tag records the name of the camera owner, photographer or image creator. The detailed format is not specified, but it is recommended that the information be written as in the example below for ease of Interoperability. When the field is left blank, it is treated as unknown.

Ex.) "Camera owner, John Smith; Photographer, Michael Brown; Image creator, Ken James"

  • Tag = 315
  • Type = String
  • Default = None

Constant Value: "Artist"

TAG_BITS_PER_SAMPLE

added in version 25.1.0
String TAG_BITS_PER_SAMPLE

The number of bits per image component. In this standard each component of the image is 8 bits, so the value for this tag is 8. See also TAG_SAMPLES_PER_PIXEL. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it.

Constant Value: "BitsPerSample"

TAG_BODY_SERIAL_NUMBER

added in version 27.0.0
String TAG_BODY_SERIAL_NUMBER

This tag records the serial number of the body of the camera that was used in photography as an ASCII string.

  • Tag = 42033
  • Type = String
  • Default = None

Constant Value: "BodySerialNumber"

TAG_BRIGHTNESS_VALUE

added in version 25.1.0
String TAG_BRIGHTNESS_VALUE

The value of brightness. The unit is the APEX value. Ordinarily it is given in the range of -99.99 to 99.99. Note that if the numerator of the recorded value is 0xFFFFFFFF, Unknown shall be indicated.

  • Tag = 37379
  • Type = Signed rational
  • Count = 1
  • Default = None

Constant Value: "BrightnessValue"

TAG_CAMARA_OWNER_NAME

added in version 27.0.0
String TAG_CAMARA_OWNER_NAME

This tag records the owner of a camera used in photography as an ASCII string.

  • Tag = 42032
  • Type = String
  • Default = None

Constant Value: "CameraOwnerName"

TAG_CFA_PATTERN

added in version 25.1.0
String TAG_CFA_PATTERN

Indicates the color filter array (CFA) geometric pattern of the image sensor when a one-chip color area sensor is used. It does not apply to all sensing methods.

  • Tag = 41730
  • Type = Undefined
  • Default = None

See also:

Constant Value: "CFAPattern"

TAG_COLOR_SPACE

added in version 25.1.0
String TAG_COLOR_SPACE

The color space information tag is always recorded as the color space specifier. Normally COLOR_SPACE_S_RGB is used to define the color space based on the PC monitor conditions and environment. If a color space other than COLOR_SPACE_S_RGB is used, COLOR_SPACE_UNCALIBRATED is set. Image data recorded as COLOR_SPACE_UNCALIBRATED may be treated as COLOR_SPACE_S_RGB when it is converted to Flashpix.

  • Tag = 40961
  • Type = Unsigned short
  • Count = 1

See also:

Constant Value: "ColorSpace"

TAG_COMPONENTS_CONFIGURATION

added in version 25.1.0
String TAG_COMPONENTS_CONFIGURATION

Information specific to compressed data. The channels of each component are arranged in order from the 1st component to the 4th. For uncompressed data the data arrangement is given in the TAG_PHOTOMETRIC_INTERPRETATION. However, since TAG_PHOTOMETRIC_INTERPRETATION can only express the order of Y, Cb and Cr, this tag is provided for cases when compressed data uses components other than Y, Cb, and Cr and to enable support of other sequences.

  • Tag = 37121
  • Type = Undefined
  • Length = 4
  • Default = 4 5 6 0 (if RGB uncompressed) or 1 2 3 0 (other cases)
    • 0 = does not exist
    • 1 = Y
    • 2 = Cb
    • 3 = Cr
    • 4 = R
    • 5 = G
    • 6 = B
    • other = reserved

Constant Value: "ComponentsConfiguration"

TAG_COMPRESSED_BITS_PER_PIXEL

added in version 25.1.0
String TAG_COMPRESSED_BITS_PER_PIXEL

Information specific to compressed data. The compression mode used for a compressed image is indicated in unit bits per pixel.

  • Tag = 37122
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "CompressedBitsPerPixel"

TAG_COMPRESSION

added in version 25.1.0
String TAG_COMPRESSION

The compression scheme used for the image data. When a primary image is JPEG compressed, this designation is not necessary. So, this tag shall not be recorded. When thumbnails use JPEG compression, this tag value is set to 6.

  • Tag = 259
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "Compression"

TAG_CONTRAST

added in version 25.1.0
String TAG_CONTRAST

This tag indicates the direction of contrast processing applied by the camera when the image was shot.

See also:

Constant Value: "Contrast"

TAG_COPYRIGHT

added in version 25.1.0
String TAG_COPYRIGHT

Copyright information. In this standard the tag is used to indicate both the photographer and editor copyrights. It is the copyright notice of the person or organization claiming rights to the image. The Interoperability copyright statement including date and rights should be written in this field; e.g., "Copyright, John Smith, 19xx. All rights reserved." In this standard the field records both the photographer and editor copyrights, with each recorded in a separate part of the statement. When there is a clear distinction between the photographer and editor copyrights, these are to be written in the order of photographer followed by editor copyright, separated by NULL (in this case, since the statement also ends with a NULL, there are two NULL codes) (see example 1). When only the photographer copyright is given, it is terminated by one NULL code (see example 2). When only the editor copyright is given, the photographer copyright part consists of one space followed by a terminating NULL code, then the editor copyright is given (see example 3). When the field is left blank, it is treated as unknown.

Ex. 1) When both the photographer copyright and editor copyright are given.

  • Photographer copyright + NULL + editor copyright + NULL

Ex. 2) When only the photographer copyright is given.

  • Photographer copyright + NULL

Ex. 3) When only the editor copyright is given.

  • Space (0x20) + NULL + editor copyright + NULL

  • Tag = 315
  • Type = String
  • Default = None

Constant Value: "Copyright"

TAG_CUSTOM_RENDERED

added in version 25.1.0
String TAG_CUSTOM_RENDERED

This tag indicates the use of special processing on image data, such as rendering geared to output. When special processing is performed, the Exif/DCF reader is expected to disable or minimize any further processing.

See also:

Constant Value: "CustomRendered"

TAG_DATETIME

added in version 25.1.0
String TAG_DATETIME

The date and time of image creation. In this standard it is the date and time the file was changed. The format is "YYYY:MM:DD HH:MM:SS" with time shown in 24-hour format, and the date and time separated by one blank character (0x20). When the date and time are unknown, all the character spaces except colons (":") should be filled with blank characters, or else the Interoperability field should be filled with blank characters. The character string length is 20 Bytes including NULL for termination. When the field is left blank, it is treated as unknown.

  • Tag = 306
  • Type = String
  • Length = 19
  • Default = None

Constant Value: "DateTime"

TAG_DATETIME_DIGITIZED

added in version 25.1.0
String TAG_DATETIME_DIGITIZED

The date and time when the image was stored as digital data. If, for example, an image was captured by DSC and at the same time the file was recorded, then TAG_DATETIME_ORIGINAL and this tag will have the same contents. The format is "YYYY:MM:DD HH:MM:SS" with time shown in 24-hour format, and the date and time separated by one blank character (0x20). When the date and time are unknown, all the character spaces except colons (":")should be filled with blank characters, or else the Interoperability field should be filled with blank characters. When the field is left blank, it is treated as unknown.

  • Tag = 36868
  • Type = String
  • Length = 19
  • Default = None

Constant Value: "DateTimeDigitized"

TAG_DATETIME_ORIGINAL

added in version 25.1.0
String TAG_DATETIME_ORIGINAL

The date and time when the original image data was generated. For a DSC the date and time the picture was taken are recorded. The format is "YYYY:MM:DD HH:MM:SS" with time shown in 24-hour format, and the date and time separated by one blank character (0x20). When the date and time are unknown, all the character spaces except colons (":") should be filled with blank characters, or else the Interoperability field should be filled with blank characters. When the field is left blank, it is treated as unknown.

  • Tag = 36867
  • Type = String
  • Length = 19
  • Default = None

Constant Value: "DateTimeOriginal"

TAG_DEFAULT_CROP_SIZE

added in version 25.1.0
String TAG_DEFAULT_CROP_SIZE

Type is int. DNG Specification 1.4.0.0. Section 4

Constant Value: "DefaultCropSize"

TAG_DEVICE_SETTING_DESCRIPTION

added in version 25.1.0
String TAG_DEVICE_SETTING_DESCRIPTION

This tag indicates information on the picture-taking conditions of a particular camera model. The tag is used only to indicate the picture-taking conditions in the Exif/DCF reader.

  • Tag = 41995
  • Type = Undefined
  • Default = None

Constant Value: "DeviceSettingDescription"

TAG_DIGITAL_ZOOM_RATIO

added in version 25.1.0
String TAG_DIGITAL_ZOOM_RATIO

This tag indicates the digital zoom ratio when the image was shot. If the numerator of the recorded value is 0, this indicates that digital zoom was not used.

  • Tag = 41988
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "DigitalZoomRatio"

TAG_DNG_VERSION

added in version 25.1.0
String TAG_DNG_VERSION

Type is int. DNG Specification 1.4.0.0. Section 4

Constant Value: "DNGVersion"

TAG_EXIF_VERSION

added in version 25.1.0
String TAG_EXIF_VERSION

The version of this standard supported. Nonexistence of this field is taken to mean nonconformance to the standard. In according with conformance to this standard, this tag shall be recorded like "0230” as 4-byte ASCII.

  • Tag = 36864
  • Type = Undefined
  • Length = 4
  • Default = "0230"

Constant Value: "ExifVersion"

TAG_EXPOSURE_BIAS_VALUE

added in version 25.1.0
String TAG_EXPOSURE_BIAS_VALUE

The exposure bias. The unit is the APEX value. Ordinarily it is given in the range of -99.99 to 99.99.

  • Tag = 37380
  • Type = Signed rational
  • Count = 1
  • Default = None

Constant Value: "ExposureBiasValue"

TAG_EXPOSURE_INDEX

added in version 25.1.0
String TAG_EXPOSURE_INDEX

Indicates the exposure index selected on the camera or input device at the time the image is captured.

  • Tag = 41493
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "ExposureIndex"

TAG_EXPOSURE_MODE

added in version 25.1.0
String TAG_EXPOSURE_MODE

This tag indicates the exposure mode set when the image was shot. In EXPOSURE_MODE_AUTO_BRACKET, the camera shoots a series of frames of the same scene at different exposure settings.

  • Tag = 41986
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "ExposureMode"

TAG_EXPOSURE_PROGRAM

added in version 25.1.0
String TAG_EXPOSURE_PROGRAM

TThe class of the program used by the camera to set exposure when the picture is taken. The tag values are as follows.

See also:

Constant Value: "ExposureProgram"

TAG_EXPOSURE_TIME

added in version 25.1.0
String TAG_EXPOSURE_TIME

Exposure time, given in seconds.

  • Tag = 33434
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "ExposureTime"

TAG_FILE_SOURCE

added in version 25.1.0
String TAG_FILE_SOURCE

Indicates the image source. If a DSC recorded the image, this tag value always shall be set to FILE_SOURCE_DSC.

See also:

Constant Value: "FileSource"

TAG_FLASH

added in version 25.1.0
String TAG_FLASH

This tag indicates the status of flash when the image was shot. Bit 0 indicates the flash firing status, bits 1 and 2 indicate the flash return status, bits 3 and 4 indicate the flash mode, bit 5 indicates whether the flash function is present, and bit 6 indicates "red eye" mode.

  • Tag = 37385
  • Type = Unsigned short
  • Count = 1

See also:

Constant Value: "Flash"

TAG_FLASHPIX_VERSION

added in version 25.1.0
String TAG_FLASHPIX_VERSION

The Flashpix format version supported by a FPXR file. If the FPXR function supports Flashpix format Ver. 1.0, this is indicated similarly to TAG_EXIF_VERSION by recording "0100" as 4-byte ASCII.

  • Tag = 40960
  • Type = Undefined
  • Length = 4
  • Default = "0100"

Constant Value: "FlashpixVersion"

TAG_FLASH_ENERGY

added in version 25.1.0
String TAG_FLASH_ENERGY

Indicates the strobe energy at the time the image is captured, as measured in Beam Candle Power Seconds (BCPS).

  • Tag = 41483
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "FlashEnergy"

TAG_FOCAL_LENGTH

added in version 25.1.0
String TAG_FOCAL_LENGTH

The actual focal length of the lens, in mm. Conversion is not made to the focal length of a 35mm film camera.

  • Tag = 37386
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "FocalLength"

TAG_FOCAL_LENGTH_IN_35MM_FILM

added in version 25.1.0
String TAG_FOCAL_LENGTH_IN_35MM_FILM

This tag indicates the equivalent focal length assuming a 35mm film camera, in mm. A value of 0 means the focal length is unknown. Note that this tag differs from TAG_FOCAL_LENGTH.

  • Tag = 41989
  • Type = Unsigned short
  • Count = 1
  • Default = None

Constant Value: "FocalLengthIn35mmFilm"

TAG_FOCAL_PLANE_RESOLUTION_UNIT

added in version 25.1.0
String TAG_FOCAL_PLANE_RESOLUTION_UNIT

Indicates the unit for measuring TAG_FOCAL_PLANE_X_RESOLUTION and TAG_FOCAL_PLANE_Y_RESOLUTION. This value is the same as TAG_RESOLUTION_UNIT.

See also:

Constant Value: "FocalPlaneResolutionUnit"

TAG_FOCAL_PLANE_X_RESOLUTION

added in version 25.1.0
String TAG_FOCAL_PLANE_X_RESOLUTION

Indicates the number of pixels in the image width (X) direction per TAG_FOCAL_PLANE_RESOLUTION_UNIT on the camera focal plane.

  • Tag = 41486
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "FocalPlaneXResolution"

TAG_FOCAL_PLANE_Y_RESOLUTION

added in version 25.1.0
String TAG_FOCAL_PLANE_Y_RESOLUTION

Indicates the number of pixels in the image height (Y) direction per TAG_FOCAL_PLANE_RESOLUTION_UNIT on the camera focal plane.

  • Tag = 41487
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "FocalPlaneYResolution"

TAG_F_NUMBER

added in version 25.1.0
String TAG_F_NUMBER

The F number.

  • Tag = 33437
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "FNumber"

TAG_GAIN_CONTROL

added in version 25.1.0
String TAG_GAIN_CONTROL

This tag indicates the degree of overall image gain adjustment.

  • Tag = 41991
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "GainControl"

TAG_GAMMA

added in version 27.0.0
String TAG_GAMMA

Indicates the value of coefficient gamma. The formula of transfer function used for image reproduction is expressed as follows.

(Reproduced value) = (Input value) ^ gamma

Both reproduced value and input value indicate normalized value, whose minimum value is 0 and maximum value is 1.

  • Tag = 42240
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "Gamma"

TAG_GPS_ALTITUDE

added in version 25.1.0
String TAG_GPS_ALTITUDE

Indicates the altitude based on the reference in TAG_GPS_ALTITUDE_REF. The reference unit is meters.

  • Tag = 6
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSAltitude"

TAG_GPS_ALTITUDE_REF

added in version 25.1.0
String TAG_GPS_ALTITUDE_REF

Indicates the altitude used as the reference altitude. If the reference is sea level and the altitude is above sea level, 0 is given. If the altitude is below sea level, a value of 1 is given and the altitude is indicated as an absolute value in TAG_GPS_ALTITUDE.

  • Tag = 5
  • Type = Byte
  • Count = 1
  • Default = 0

See also:

Constant Value: "GPSAltitudeRef"

TAG_GPS_AREA_INFORMATION

added in version 25.1.0
String TAG_GPS_AREA_INFORMATION

A character string recording the name of the GPS area. The first byte indicates the character code used, and this is followed by the name of the GPS area.

  • Tag = 28
  • Type = Undefined
  • Default = None

Constant Value: "GPSAreaInformation"

TAG_GPS_DATESTAMP

added in version 25.1.0
String TAG_GPS_DATESTAMP

A character string recording date and time information relative to UTC (Coordinated Universal Time). The format is "YYYY:MM:DD".

  • Tag = 29
  • Type = String
  • Length = 10
  • Default = None

Constant Value: "GPSDateStamp"

TAG_GPS_DEST_BEARING

added in version 25.1.0
String TAG_GPS_DEST_BEARING

Indicates the bearing to the destination point. The range of values is from 0.00 to 359.99.

  • Tag = 24
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSDestBearing"

TAG_GPS_DEST_BEARING_REF

added in version 25.1.0
String TAG_GPS_DEST_BEARING_REF

Indicates the reference used for giving the bearing to the destination point.

See also:

Constant Value: "GPSDestBearingRef"

TAG_GPS_DEST_DISTANCE

added in version 25.1.0
String TAG_GPS_DEST_DISTANCE

Indicates the distance to the destination point.

  • Tag = 26
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSDestDistance"

TAG_GPS_DEST_DISTANCE_REF

added in version 25.1.0
String TAG_GPS_DEST_DISTANCE_REF

Indicates the unit used to express the distance to the destination point.

See also:

Constant Value: "GPSDestDistanceRef"

TAG_GPS_DEST_LATITUDE

added in version 25.1.0
String TAG_GPS_DEST_LATITUDE

Indicates the latitude of the destination point. The latitude is expressed as three unsigned rational values giving the degrees, minutes, and seconds, respectively. If latitude is expressed as degrees, minutes and seconds, a typical format would be dd/1,mm/1,ss/1. When degrees and minutes are used and, for example, fractions of minutes are given up to two decimal places, the format would be dd/1, mmmm/100, 0/1.

  • Tag = 20
  • Type = Unsigned rational
  • Count = 3
  • Default = None

Constant Value: "GPSDestLatitude"

TAG_GPS_DEST_LATITUDE_REF

added in version 25.1.0
String TAG_GPS_DEST_LATITUDE_REF

Indicates whether the latitude of the destination point is north or south latitude.

  • Tag = 19
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSDestLatitudeRef"

TAG_GPS_DEST_LONGITUDE

added in version 25.1.0
String TAG_GPS_DEST_LONGITUDE

Indicates the longitude of the destination point. The longitude is expressed as three unsigned rational values giving the degrees, minutes, and seconds, respectively. If longitude is expressed as degrees, minutes and seconds, a typical format would be ddd/1, mm/1, ss/1. When degrees and minutes are used and, for example, fractions of minutes are given up to two decimal places, the format would be ddd/1, mmmm/100, 0/1.

  • Tag = 22
  • Type = Unsigned rational
  • Count = 3
  • Default = None

Constant Value: "GPSDestLongitude"

TAG_GPS_DEST_LONGITUDE_REF

added in version 25.1.0
String TAG_GPS_DEST_LONGITUDE_REF

Indicates whether the longitude of the destination point is east or west longitude.

  • Tag = 21
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSDestLongitudeRef"

TAG_GPS_DIFFERENTIAL

added in version 25.1.0
String TAG_GPS_DIFFERENTIAL

Indicates whether differential correction is applied to the GPS receiver.

  • Tag = 30
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "GPSDifferential"

TAG_GPS_DOP

added in version 25.1.0
String TAG_GPS_DOP

Indicates the GPS DOP (data degree of precision). An HDOP value is written during two-dimensional measurement, and PDOP during three-dimensional measurement.

  • Tag = 11
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSDOP"

TAG_GPS_H_POSITIONING_ERROR

added in version 27.0.0
String TAG_GPS_H_POSITIONING_ERROR

This tag indicates horizontal positioning errors in meters.

  • Tag = 31
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSHPositioningError"

TAG_GPS_IMG_DIRECTION

added in version 25.1.0
String TAG_GPS_IMG_DIRECTION

ndicates the direction of the image when it was captured. The range of values is from 0.00 to 359.99.

  • Tag = 17
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSImgDirection"

TAG_GPS_IMG_DIRECTION_REF

added in version 25.1.0
String TAG_GPS_IMG_DIRECTION_REF

Indicates the reference for giving the direction of the image when it is captured.

See also:

Constant Value: "GPSImgDirectionRef"

TAG_GPS_LATITUDE

added in version 25.1.0
String TAG_GPS_LATITUDE

Indicates the latitude. The latitude is expressed as three RATIONAL values giving the degrees, minutes, and seconds, respectively. If latitude is expressed as degrees, minutes and seconds, a typical format would be dd/1,mm/1,ss/1. When degrees and minutes are used and, for example, fractions of minutes are given up to two decimal places, the format would be dd/1,mmmm/100,0/1.

  • Tag = 2
  • Type = Unsigned rational
  • Count = 3
  • Default = None

Constant Value: "GPSLatitude"

TAG_GPS_LATITUDE_REF

added in version 25.1.0
String TAG_GPS_LATITUDE_REF

Indicates whether the latitude is north or south latitude.

  • Tag = 1
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSLatitudeRef"

TAG_GPS_LONGITUDE

added in version 25.1.0
String TAG_GPS_LONGITUDE

Indicates the longitude. The longitude is expressed as three RATIONAL values giving the degrees, minutes, and seconds, respectively. If longitude is expressed as degrees, minutes and seconds, a typical format would be ddd/1,mm/1,ss/1. When degrees and minutes are used and, for example, fractions of minutes are given up to two decimal places, the format would be ddd/1,mmmm/100,0/1.

  • Tag = 4
  • Type = Unsigned rational
  • Count = 3
  • Default = None

Constant Value: "GPSLongitude"

TAG_GPS_LONGITUDE_REF

added in version 25.1.0
String TAG_GPS_LONGITUDE_REF

Indicates whether the longitude is east or west longitude.

  • Tag = 3
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSLongitudeRef"

TAG_GPS_MAP_DATUM

added in version 25.1.0
String TAG_GPS_MAP_DATUM

Indicates the geodetic survey data used by the GPS receiver. If the survey data is restricted to Japan,the value of this tag is 'TOKYO' or 'WGS-84'. If a GPS Info tag is recorded, it is strongly recommended that this tag be recorded.

  • Tag = 18
  • Type = String
  • Default = None

Constant Value: "GPSMapDatum"

TAG_GPS_MEASURE_MODE

added in version 25.1.0
String TAG_GPS_MEASURE_MODE

Indicates the GPS measurement mode. Originally it was defined for GPS, but it may be used for recording a measure mode to record the position information provided from a mobile base station or wireless LAN as well as GPS.

  • Tag = 10
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSMeasureMode"

TAG_GPS_PROCESSING_METHOD

added in version 25.1.0
String TAG_GPS_PROCESSING_METHOD

A character string recording the name of the method used for location finding. The first byte indicates the character code used, and this is followed by the name of the method.

  • Tag = 27
  • Type = Undefined
  • Default = None

Constant Value: "GPSProcessingMethod"

TAG_GPS_SATELLITES

added in version 25.1.0
String TAG_GPS_SATELLITES

Indicates the GPS satellites used for measurements. This tag may be used to describe the number of satellites, their ID number, angle of elevation, azimuth, SNR and other information in ASCII notation. The format is not specified. If the GPS receiver is incapable of taking measurements, value of the tag shall be set to null.

  • Tag = 8
  • Type = String
  • Default = None

Constant Value: "GPSSatellites"

TAG_GPS_SPEED

added in version 25.1.0
String TAG_GPS_SPEED

Indicates the speed of GPS receiver movement.

  • Tag = 13
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSSpeed"

TAG_GPS_SPEED_REF

added in version 25.1.0
String TAG_GPS_SPEED_REF

Indicates the unit used to express the GPS receiver speed of movement.

See also:

Constant Value: "GPSSpeedRef"

TAG_GPS_STATUS

added in version 25.1.0
String TAG_GPS_STATUS

Indicates the status of the GPS receiver when the image is recorded. 'A' means measurement is in progress, and 'V' means the measurement is interrupted.

  • Tag = 9
  • Type = String
  • Length = 1
  • Default = None

See also:

Constant Value: "GPSStatus"

TAG_GPS_TIMESTAMP

added in version 25.1.0
String TAG_GPS_TIMESTAMP

Indicates the time as UTC (Coordinated Universal Time). TimeStamp is expressed as three unsigned rational values giving the hour, minute, and second.

  • Tag = 7
  • Type = Unsigned rational
  • Count = 3
  • Default = None

Constant Value: "GPSTimeStamp"

TAG_GPS_TRACK

added in version 25.1.0
String TAG_GPS_TRACK

Indicates the direction of GPS receiver movement. The range of values is from 0.00 to 359.99.

  • Tag = 15
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "GPSTrack"

TAG_GPS_TRACK_REF

added in version 25.1.0
String TAG_GPS_TRACK_REF

Indicates the reference for giving the direction of GPS receiver movement.

See also:

Constant Value: "GPSTrackRef"

TAG_GPS_VERSION_ID

added in version 25.1.0
String TAG_GPS_VERSION_ID

Indicates the version of GPS Info IFD. The version is given as 2.3.0.0. This tag is mandatory when GPS-related tags are present. Note that this tag is written as a different byte than TAG_EXIF_VERSION.

  • Tag = 0
  • Type = Byte
  • Count = 4
  • Default = 2.3.0.0
    • 2300 = Version 2.3
    • Other = reserved

Constant Value: "GPSVersionID"

TAG_IMAGE_DESCRIPTION

added in version 25.1.0
String TAG_IMAGE_DESCRIPTION

An ASCII string giving the title of the image. It is possible to be added a comment such as "1988 company picnic" or the like. Two-byte character codes cannot be used. When a 2-byte code is necessary, TAG_USER_COMMENT is to be used.

  • Tag = 270
  • Type = String
  • Default = None

Constant Value: "ImageDescription"

TAG_IMAGE_LENGTH

added in version 25.1.0
String TAG_IMAGE_LENGTH

The number of rows of image data. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it.

  • Tag = 257
  • Type = Unsigned short or Unsigned long
  • Count = 1
  • Default = None

Constant Value: "ImageLength"

TAG_IMAGE_UNIQUE_ID

added in version 25.1.0
String TAG_IMAGE_UNIQUE_ID

This tag indicates an identifier assigned uniquely to each image. It is recorded as an ASCII string equivalent to hexadecimal notation and 128-bit fixed length.

  • Tag = 42016
  • Type = String
  • Length = 32
  • Default = None

Constant Value: "ImageUniqueID"

TAG_IMAGE_WIDTH

added in version 25.1.0
String TAG_IMAGE_WIDTH

The number of columns of image data, equal to the number of pixels per row. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it.

  • Tag = 256
  • Type = Unsigned short or Unsigned long
  • Count = 1
  • Default = None

Constant Value: "ImageWidth"

TAG_INTEROPERABILITY_INDEX

added in version 25.1.0
String TAG_INTEROPERABILITY_INDEX

Indicates the identification of the Interoperability rule.

  • Tag = 1
  • Type = String
  • Length = 4
  • Default = None
    • "R98" = Indicates a file conforming to R98 file specification of Recommended Exif Interoperability Rules (Exif R 98) or to DCF basic file stipulated by Design Rule for Camera File System.
    • "THM" = Indicates a file conforming to DCF thumbnail file stipulated by Design rule for Camera File System.
    • “R03” = Indicates a file conforming to DCF Option File stipulated by Design rule for Camera File System.

Constant Value: "InteroperabilityIndex"

TAG_ISO_SPEED

added in version 27.0.0
String TAG_ISO_SPEED

This tag indicates the ISO speed value of a camera or input device that is defined in ISO 12232. When recording this tag, TAG_PHOTOGRAPHIC_SENSITIVITY and TAG_SENSITIVITY_TYPE shall also be recorded.

  • Tag = 34867
  • Type = Unsigned long
  • Count = 1
  • Default = None

Constant Value: "ISOSpeed"

TAG_ISO_SPEED_LATITUDE_YYY

added in version 27.0.0
String TAG_ISO_SPEED_LATITUDE_YYY

This tag indicates the ISO speed latitude yyy value of a camera or input device that is defined in ISO 12232. However, this tag shall not be recorded without TAG_ISO_SPEED and TAG_ISO_SPEED_LATITUDE_ZZZ.

  • Tag = 34868
  • Type = Unsigned long
  • Count = 1
  • Default = None

Constant Value: "ISOSpeedLatitudeyyy"

TAG_ISO_SPEED_LATITUDE_ZZZ

added in version 27.0.0
String TAG_ISO_SPEED_LATITUDE_ZZZ

This tag indicates the ISO speed latitude zzz value of a camera or input device that is defined in ISO 12232. However, this tag shall not be recorded without TAG_ISO_SPEED and TAG_ISO_SPEED_LATITUDE_YYY.

  • Tag = 34869
  • Type = Unsigned long
  • Count = 1
  • Default = None

Constant Value: "ISOSpeedLatitudezzz"

TAG_ISO_SPEED_RATINGS

added in version 25.1.0
String TAG_ISO_SPEED_RATINGS

This constant was deprecated in API level 27.0.0.
Use TAG_PHOTOGRAPHIC_SENSITIVITY instead.

See also:

Constant Value: "ISOSpeedRatings"

TAG_JPEG_INTERCHANGE_FORMAT

added in version 25.1.0
String TAG_JPEG_INTERCHANGE_FORMAT

The offset to the start byte (SOI) of JPEG compressed thumbnail data. This shall not be used for primary image JPEG data.

  • Tag = 513
  • Type = Unsigned long
  • Default = None

Constant Value: "JPEGInterchangeFormat"

TAG_JPEG_INTERCHANGE_FORMAT_LENGTH

added in version 25.1.0
String TAG_JPEG_INTERCHANGE_FORMAT_LENGTH

The number of bytes of JPEG compressed thumbnail data. This is not used for primary image JPEG data. JPEG thumbnails are not divided but are recorded as a continuous JPEG bitstream from SOI to EOI. APPn and COM markers should not be recorded. Compressed thumbnails shall be recorded in no more than 64 KBytes, including all other data to be recorded in APP1.

  • Tag = 514
  • Type = Unsigned long
  • Default = None

Constant Value: "JPEGInterchangeFormatLength"

TAG_LENS_MAKE

added in version 27.0.0
String TAG_LENS_MAKE

This tag records the lens manufacturer as an ASCII string.

  • Tag = 42035
  • Type = String
  • Default = None

Constant Value: "LensMake"

TAG_LENS_MODEL

added in version 27.0.0
String TAG_LENS_MODEL

This tag records the lens’s model name and model number as an ASCII string.

  • Tag = 42036
  • Type = String
  • Default = None

Constant Value: "LensModel"

TAG_LENS_SERIAL_NUMBER

added in version 27.0.0
String TAG_LENS_SERIAL_NUMBER

This tag records the serial number of the interchangeable lens that was used in photography as an ASCII string.

  • Tag = 42037
  • Type = String
  • Default = None

Constant Value: "LensSerialNumber"

TAG_LENS_SPECIFICATION

added in version 27.0.0
String TAG_LENS_SPECIFICATION

This tag notes minimum focal length, maximum focal length, minimum F number in the minimum focal length, and minimum F number in the maximum focal length, which are specification information for the lens that was used in photography. When the minimum F number is unknown, the notation is 0/0.

  • Tag = 42034
  • Type = Unsigned rational
  • Count = 4
  • Default = None
    • Value 1 := Minimum focal length (unit: mm)
    • Value 2 : = Maximum focal length (unit: mm)
    • Value 3 : = Minimum F number in the minimum focal length
    • Value 4 : = Minimum F number in the maximum focal length

Constant Value: "LensSpecification"

TAG_MAKE

added in version 25.1.0
String TAG_MAKE

The manufacturer of the recording equipment. This is the manufacturer of the DSC, scanner, video digitizer or other equipment that generated the image. When the field is left blank, it is treated as unknown.

  • Tag = 271
  • Type = String
  • Default = None

Constant Value: "Make"

TAG_MAKER_NOTE

added in version 25.1.0
String TAG_MAKER_NOTE

A tag for manufacturers of Exif/DCF writers to record any desired information. The contents are up to the manufacturer, but this tag shall not be used for any other than its intended purpose.

  • Tag = 37500
  • Type = Undefined
  • Default = None

Constant Value: "MakerNote"

TAG_MAX_APERTURE_VALUE

added in version 25.1.0
String TAG_MAX_APERTURE_VALUE

The smallest F number of the lens. The unit is the APEX value. Ordinarily it is given in the range of 00.00 to 99.99, but it is not limited to this range.

  • Tag = 37381
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "MaxApertureValue"

TAG_METERING_MODE

added in version 25.1.0
String TAG_METERING_MODE

The metering mode.

See also:

Constant Value: "MeteringMode"

TAG_MODEL

added in version 25.1.0
String TAG_MODEL

The model name or model number of the equipment. This is the model name of number of the DSC, scanner, video digitizer or other equipment that generated the image. When the field is left blank, it is treated as unknown.

  • Tag = 272
  • Type = String
  • Default = None

Constant Value: "Model"

TAG_NEW_SUBFILE_TYPE

added in version 25.1.0
String TAG_NEW_SUBFILE_TYPE

Type is int. See JEITA CP-3451C Spec Section 3: Bilevel Images.

Constant Value: "NewSubfileType"

TAG_OECF

added in version 25.1.0
String TAG_OECF

Indicates the Opto-Electric Conversion Function (OECF) specified in ISO 14524. OECF is the relationship between the camera optical input and the image values.

  • Tag = 34856
  • Type = Undefined
  • Default = None

Constant Value: "OECF"

TAG_ORF_ASPECT_FRAME

added in version 25.1.0
String TAG_ORF_ASPECT_FRAME

Type is int. See Olympus Image Processing tags in http://www.exiv2.org/tags-olympus.html.

Constant Value: "AspectFrame"

TAG_ORF_PREVIEW_IMAGE_LENGTH

added in version 25.1.0
String TAG_ORF_PREVIEW_IMAGE_LENGTH

Type is int. See Olympus Camera Settings tags in http://www.exiv2.org/tags-olympus.html.

Constant Value: "PreviewImageLength"

TAG_ORF_PREVIEW_IMAGE_START

added in version 25.1.0
String TAG_ORF_PREVIEW_IMAGE_START

Type is int. See Olympus Camera Settings tags in http://www.exiv2.org/tags-olympus.html.

Constant Value: "PreviewImageStart"

TAG_ORF_THUMBNAIL_IMAGE

added in version 25.1.0
String TAG_ORF_THUMBNAIL_IMAGE

Type is undefined. See Olympus MakerNote tags in http://www.exiv2.org/tags-olympus.html.

Constant Value: "ThumbnailImage"

TAG_ORIENTATION

added in version 25.1.0
String TAG_ORIENTATION

The image orientation viewed in terms of rows and columns.

See also:

Constant Value: "Orientation"

TAG_PHOTOGRAPHIC_SENSITIVITY

added in version 27.0.0
String TAG_PHOTOGRAPHIC_SENSITIVITY

This tag indicates the sensitivity of the camera or input device when the image was shot. More specifically, it indicates one of the following values that are parameters defined in ISO 12232: standard output sensitivity (SOS), recommended exposure index (REI), or ISO speed. Accordingly, if a tag corresponding to a parameter that is designated by TAG_SENSITIVITY_TYPE is recorded, the values of the tag and of this tag are the same. However, if the value is 65535 or higher, the value of this tag shall be 65535. When recording this tag, TAG_SENSITIVITY_TYPE should also be recorded. In addition, while “Count = Any”, only 1 count should be used when recording this tag.

  • Tag = 34855
  • Type = Unsigned short
  • Count = Any
  • Default = None

Constant Value: "PhotographicSensitivity"

TAG_PHOTOMETRIC_INTERPRETATION

added in version 25.1.0
String TAG_PHOTOMETRIC_INTERPRETATION

The pixel composition. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it.

  • Tag = 262
  • Type = SHORT
  • Count = 1
  • Default = None

See also:

Constant Value: "PhotometricInterpretation"

TAG_PIXEL_X_DIMENSION

added in version 25.1.0
String TAG_PIXEL_X_DIMENSION

Information specific to compressed data. When a compressed file is recorded, the valid width of the meaningful image shall be recorded in this tag, whether or not there is padding data or a restart marker. This tag shall not exist in an uncompressed file.

  • Tag = 40962
  • Type = Unsigned short or Unsigned long
  • Count = 1
  • Default = None

Constant Value: "PixelXDimension"

TAG_PIXEL_Y_DIMENSION

added in version 25.1.0
String TAG_PIXEL_Y_DIMENSION

Information specific to compressed data. When a compressed file is recorded, the valid height of the meaningful image shall be recorded in this tag, whether or not there is padding data or a restart marker. This tag shall not exist in an uncompressed file. Since data padding is unnecessary in the vertical direction, the number of lines recorded in this valid image height tag will in fact be the same as that recorded in the SOF.

  • Tag = 40963
  • Type = Unsigned short or Unsigned long
  • Count = 1

Constant Value: "PixelYDimension"

TAG_PLANAR_CONFIGURATION

added in version 25.1.0
String TAG_PLANAR_CONFIGURATION

Indicates whether pixel components are recorded in chunky or planar format. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it. If this field does not exist, the TIFF default, FORMAT_CHUNKY, is assumed.

  • Tag = 284
  • Type = Unsigned short
  • Count = 1

See also:

Constant Value: "PlanarConfiguration"

TAG_PRIMARY_CHROMATICITIES

added in version 25.1.0
String TAG_PRIMARY_CHROMATICITIES

The chromaticity of the three primary colors of the image. Normally this tag need not be used, since color space is specified in TAG_COLOR_SPACE.

  • Tag = 319
  • Type = Unsigned rational
  • Count = 6
  • Default = None

Constant Value: "PrimaryChromaticities"

TAG_RECOMMENDED_EXPOSURE_INDEX

added in version 27.0.0
String TAG_RECOMMENDED_EXPOSURE_INDEX

This tag indicates the recommended exposure index value of a camera or input device defined in ISO 12232. When recording this tag, TAG_PHOTOGRAPHIC_SENSITIVITY and TAG_SENSITIVITY_TYPE shall also be recorded.

  • Tag = 34866
  • Type = Unsigned long
  • Count = 1
  • Default = None

Constant Value: "RecommendedExposureIndex"

TAG_REFERENCE_BLACK_WHITE

added in version 25.1.0
String TAG_REFERENCE_BLACK_WHITE

The reference black point value and reference white point value. No defaults are given in TIFF, but the values below are given as defaults here. The color space is declared in a color space information tag, with the default being the value that gives the optimal image characteristics Interoperability these conditions

Constant Value: "ReferenceBlackWhite"

TAG_RELATED_SOUND_FILE

added in version 25.1.0
String TAG_RELATED_SOUND_FILE

This tag is used to record the name of an audio file related to the image data. The only relational information recorded here is the Exif audio file name and extension (an ASCII string consisting of 8 characters + '.' + 3 characters). The path is not recorded.

When using this tag, audio files shall be recorded in conformance to the Exif audio format. Writers can also store the data such as Audio within APP2 as Flashpix extension stream data. Audio files shall be recorded in conformance to the Exif audio format.

  • Tag = 40964
  • Type = String
  • Length = 12
  • Default = None

Constant Value: "RelatedSoundFile"

TAG_RESOLUTION_UNIT

added in version 25.1.0
String TAG_RESOLUTION_UNIT

The unit for measuring TAG_X_RESOLUTION and TAG_Y_RESOLUTION. The same unit is used for both TAG_X_RESOLUTION and TAG_Y_RESOLUTION. If the image resolution is unknown, RESOLUTION_UNIT_INCHES shall be designated.

See also:

Constant Value: "ResolutionUnit"

TAG_ROWS_PER_STRIP

added in version 25.1.0
String TAG_ROWS_PER_STRIP

The number of rows per strip. This is the number of rows in the image of one strip when an image is divided into strips. In the case of JPEG compressed data, this designation is not necessary. So, this tag shall not be recorded.

  • Tag = 278
  • Type = Unsigned short or Unsigned long
  • Count = 1
  • Default = None

See also:

Constant Value: "RowsPerStrip"

TAG_RW2_ISO

added in version 25.1.0
String TAG_RW2_ISO

Type is int. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "ISO"

TAG_RW2_JPG_FROM_RAW

added in version 25.1.0
String TAG_RW2_JPG_FROM_RAW

Type is undefined. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "JpgFromRaw"

TAG_RW2_SENSOR_BOTTOM_BORDER

added in version 25.1.0
String TAG_RW2_SENSOR_BOTTOM_BORDER

Type is int. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "SensorBottomBorder"

TAG_RW2_SENSOR_LEFT_BORDER

added in version 25.1.0
String TAG_RW2_SENSOR_LEFT_BORDER

Type is int. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "SensorLeftBorder"

TAG_RW2_SENSOR_RIGHT_BORDER

added in version 25.1.0
String TAG_RW2_SENSOR_RIGHT_BORDER

Type is int. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "SensorRightBorder"

TAG_RW2_SENSOR_TOP_BORDER

added in version 25.1.0
String TAG_RW2_SENSOR_TOP_BORDER

Type is int. See PanasonicRaw tags in http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/PanasonicRaw.html

Constant Value: "SensorTopBorder"

TAG_SAMPLES_PER_PIXEL

added in version 25.1.0
String TAG_SAMPLES_PER_PIXEL

The number of components per pixel. Since this standard applies to RGB and YCbCr images, the value set for this tag is 3. In JPEG compressed data, this tag shall not be used because a JPEG marker is used instead of it.

  • Tag = 277
  • Type = Unsigned short
  • Count = 1
  • Default = 3

Constant Value: "SamplesPerPixel"

TAG_SATURATION

added in version 25.1.0
String TAG_SATURATION

This tag indicates the direction of saturation processing applied by the camera when the image was shot.

See also:

Constant Value: "Saturation"

TAG_SCENE_CAPTURE_TYPE

added in version 25.1.0
String TAG_SCENE_CAPTURE_TYPE

This tag indicates the type of scene that was shot. It may also be used to record the mode in which the image was shot. Note that this differs from TAG_SCENE_TYPE.

  • Tag = 41990
  • Type = Unsigned short
  • Count = 1
  • Default = 0

See also:

Constant Value: "SceneCaptureType"

TAG_SCENE_TYPE

added in version 25.1.0
String TAG_SCENE_TYPE

Indicates the type of scene. If a DSC recorded the image, this tag value shall always be set to SCENE_TYPE_DIRECTLY_PHOTOGRAPHED.

  • Tag = 41729
  • Type = Undefined
  • Length = 1
  • Default = 1

See also:

Constant Value: "SceneType"

TAG_SENSING_METHOD

added in version 25.1.0
String TAG_SENSING_METHOD

Indicates the image sensor type on the camera or input device.

  • Tag = 41495
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "SensingMethod"

TAG_SENSITIVITY_TYPE

added in version 27.0.0
String TAG_SENSITIVITY_TYPE

This tag indicates which one of the parameters of ISO12232 is TAG_PHOTOGRAPHIC_SENSITIVITY. Although it is an optional tag, it should be recorded when TAG_PHOTOGRAPHIC_SENSITIVITY is recorded.

  • Tag = 34864
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "SensitivityType"

TAG_SHARPNESS

added in version 25.1.0
String TAG_SHARPNESS

This tag indicates the direction of sharpness processing applied by the camera when the image was shot.

See also:

Constant Value: "Sharpness"

TAG_SHUTTER_SPEED_VALUE

added in version 25.1.0
String TAG_SHUTTER_SPEED_VALUE

Shutter speed. The unit is the APEX setting.

  • Tag = 37377
  • Type = Signed rational
  • Count = 1
  • Default = None

Constant Value: "ShutterSpeedValue"

TAG_SOFTWARE

added in version 25.1.0
String TAG_SOFTWARE

This tag records the name and version of the software or firmware of the camera or image input device used to generate the image. The detailed format is not specified, but it is recommended that the example shown below be followed. When the field is left blank, it is treated as unknown.

Ex.) "Exif Software Version 1.00a".

  • Tag = 305
  • Type = String
  • Default = None

Constant Value: "Software"

TAG_SPATIAL_FREQUENCY_RESPONSE

added in version 25.1.0
String TAG_SPATIAL_FREQUENCY_RESPONSE

This tag records the camera or input device spatial frequency table and SFR values in the direction of image width, image height, and diagonal direction, as specified in ISO 12233.

  • Tag = 41484
  • Type = Undefined
  • Default = None

Constant Value: "SpatialFrequencyResponse"

TAG_SPECTRAL_SENSITIVITY

added in version 25.1.0
String TAG_SPECTRAL_SENSITIVITY

Indicates the spectral sensitivity of each channel of the camera used. The tag value is an ASCII string compatible with the standard developed by the ASTM Technical committee.

  • Tag = 34852
  • Type = String
  • Default = None

Constant Value: "SpectralSensitivity"

TAG_STANDARD_OUTPUT_SENSITIVITY

added in version 27.0.0
String TAG_STANDARD_OUTPUT_SENSITIVITY

This tag indicates the standard output sensitivity value of a camera or input device defined in ISO 12232. When recording this tag, TAG_PHOTOGRAPHIC_SENSITIVITY and TAG_SENSITIVITY_TYPE shall also be recorded.

  • Tag = 34865
  • Type = Unsigned long
  • Count = 1
  • Default = None

Constant Value: "StandardOutputSensitivity"

TAG_STRIP_BYTE_COUNTS

added in version 25.1.0
String TAG_STRIP_BYTE_COUNTS

The total number of bytes in each strip. In the case of JPEG compressed data, this designation is not necessary. So, this tag shall not be recorded.

StripsPerImage = floor((TAG_IMAGE_LENGTH + TAG_ROWS_PER_STRIP - 1) / TAG_ROWS_PER_STRIP)

Constant Value: "StripByteCounts"

TAG_STRIP_OFFSETS

added in version 25.1.0
String TAG_STRIP_OFFSETS

For each strip, the byte offset of that strip. It is recommended that this be selected so the number of strip bytes does not exceed 64 KBytes.In the case of JPEG compressed data, this designation is not necessary. So, this tag shall not be recorded.

StripsPerImage = floor((TAG_IMAGE_LENGTH + TAG_ROWS_PER_STRIP - 1) / TAG_ROWS_PER_STRIP)

See also:

Constant Value: "StripOffsets"

TAG_SUBFILE_TYPE

added in version 25.1.0
String TAG_SUBFILE_TYPE

Type is int. See JEITA CP-3451C Spec Section 3: Bilevel Images.

Constant Value: "SubfileType"

TAG_SUBJECT_AREA

added in version 25.1.0
String TAG_SUBJECT_AREA

This tag indicates the location and area of the main subject in the overall scene.

  • Tag = 37396
  • Type = Unsigned short
  • Count = 2 or 3 or 4
  • Default = None

The subject location and area are defined by Count values as follows.

  • Count = 2 Indicates the location of the main subject as coordinates. The first value is the X coordinate and the second is the Y coordinate.
  • Count = 3 The area of the main subject is given as a circle. The circular area is expressed as center coordinates and diameter. The first value is the center X coordinate, the second is the center Y coordinate, and the third is the diameter.
  • Count = 4 The area of the main subject is given as a rectangle. The rectangular area is expressed as center coordinates and area dimensions. The first value is the center X coordinate, the second is the center Y coordinate, the third is the width of the area, and the fourth is the height of the area.

Note that the coordinate values, width, and height are expressed in relation to the upper left as origin, prior to rotation processing as per TAG_ORIENTATION.

Constant Value: "SubjectArea"

TAG_SUBJECT_DISTANCE

added in version 25.1.0
String TAG_SUBJECT_DISTANCE

The distance to the subject, given in meters. Note that if the numerator of the recorded value is 0xFFFFFFFF, Infinity shall be indicated; and if the numerator is 0, Distance unknown shall be indicated.

  • Tag = 37382
  • Type = Unsigned rational
  • Count = 1
  • Default = None

Constant Value: "SubjectDistance"

TAG_SUBJECT_DISTANCE_RANGE

added in version 25.1.0
String TAG_SUBJECT_DISTANCE_RANGE

This tag indicates the distance to the subject.

  • Tag = 41996
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "SubjectDistanceRange"

TAG_SUBJECT_LOCATION

added in version 25.1.0
String TAG_SUBJECT_LOCATION

Indicates the location of the main subject in the scene. The value of this tag represents the pixel at the center of the main subject relative to the left edge, prior to rotation processing as per TAG_ORIENTATION. The first value indicates the X column number and second indicates the Y row number. When a camera records the main subject location, it is recommended that TAG_SUBJECT_AREA be used instead of this tag.

  • Tag = 41492
  • Type = Unsigned short
  • Count = 2
  • Default = None

Constant Value: "SubjectLocation"

TAG_SUBSEC_TIME

added in version 25.1.0
String TAG_SUBSEC_TIME

A tag used to record fractions of seconds for TAG_DATETIME.

  • Tag = 37520
  • Type = String
  • Default = None

Constant Value: "SubSecTime"

TAG_SUBSEC_TIME_DIGITIZED

added in version 25.1.0
String TAG_SUBSEC_TIME_DIGITIZED

A tag used to record fractions of seconds for TAG_DATETIME_DIGITIZED.

  • Tag = 37522
  • Type = String
  • Default = None

Constant Value: "SubSecTimeDigitized"

TAG_SUBSEC_TIME_ORIGINAL

added in version 25.1.0
String TAG_SUBSEC_TIME_ORIGINAL

A tag used to record fractions of seconds for TAG_DATETIME_ORIGINAL.

  • Tag = 37521
  • Type = String
  • Default = None

Constant Value: "SubSecTimeOriginal"

TAG_THUMBNAIL_IMAGE_LENGTH

added in version 25.1.0
String TAG_THUMBNAIL_IMAGE_LENGTH

See also:

Constant Value: "ThumbnailImageLength"

TAG_THUMBNAIL_IMAGE_WIDTH

added in version 25.1.0
String TAG_THUMBNAIL_IMAGE_WIDTH

See also:

Constant Value: "ThumbnailImageWidth"

TAG_TRANSFER_FUNCTION

added in version 25.1.0
String TAG_TRANSFER_FUNCTION

A transfer function for the image, described in tabular style. Normally this tag need not be used, since color space is specified in TAG_COLOR_SPACE.

  • Tag = 301
  • Type = Unsigned short
  • Count = 3 * 256
  • Default = None

Constant Value: "TransferFunction"

TAG_USER_COMMENT

added in version 25.1.0
String TAG_USER_COMMENT

A tag for Exif users to write keywords or comments on the image besides those in TAG_IMAGE_DESCRIPTION, and without the character code limitations of it.

  • Tag = 37510
  • Type = Undefined
  • Default = None

Constant Value: "UserComment"

TAG_WHITE_BALANCE

added in version 25.1.0
String TAG_WHITE_BALANCE

This tag indicates the white balance mode set when the image was shot.

  • Tag = 41987
  • Type = Unsigned short
  • Count = 1
  • Default = None

See also:

Constant Value: "WhiteBalance"

TAG_WHITE_POINT

added in version 25.1.0
String TAG_WHITE_POINT

The chromaticity of the white point of the image. Normally this tag need not be used, since color space is specified in TAG_COLOR_SPACE.

  • Tag = 318
  • Type = Unsigned rational
  • Count = 2
  • Default = None

Constant Value: "WhitePoint"

TAG_X_RESOLUTION

added in version 25.1.0
String TAG_X_RESOLUTION

The number of pixels per TAG_RESOLUTION_UNIT in the TAG_IMAGE_WIDTH direction. When the image resolution is unknown, 72 [dpi] shall be designated.

  • Tag = 282
  • Type = Unsigned rational
  • Count = 1
  • Default = 72

See also:

Constant Value: "XResolution"

TAG_Y_CB_CR_COEFFICIENTS

added in version 25.1.0
String TAG_Y_CB_CR_COEFFICIENTS

The matrix coefficients for transformation from RGB to YCbCr image data. About the default value, please refer to JEITA CP-3451C Spec, Annex D.

  • Tag = 529
  • Type = Unsigned rational
  • Count = 3

Constant Value: "YCbCrCoefficients"

TAG_Y_CB_CR_POSITIONING

added in version 25.1.0
String TAG_Y_CB_CR_POSITIONING

The position of chrominance components in relation to the luminance component. This field is designated only for JPEG compressed data or uncompressed YCbCr data. The TIFF default is Y_CB_CR_POSITIONING_CENTERED; but when Y:Cb:Cr = 4:2:2 it is recommended in this standard that Y_CB_CR_POSITIONING_CO_SITED be used to record data, in order to improve the image quality when viewed on TV systems. When this field does not exist, the reader shall assume the TIFF default. In the case of Y:Cb:Cr = 4:2:0, the TIFF default (Y_CB_CR_POSITIONING_CENTERED) is recommended. If the Exif/DCF reader does not have the capability of supporting both kinds of positioning, it shall follow the TIFF default regardless of the value in this field. It is preferable that readers can support both centered and co-sited positioning.

See also:

Constant Value: "YCbCrPositioning"

TAG_Y_CB_CR_SUB_SAMPLING

added in version 25.1.0
String TAG_Y_CB_CR_SUB_SAMPLING

The sampling ratio of chrominance components in relation to the luminance component. In JPEG compressed data a JPEG marker is used instead of this tag. So, this tag shall not be recorded.

  • Tag = 530
  • Type = Unsigned short
  • Count = 2
    • [2, 1] = YCbCr4:2:2
    • [2, 2] = YCbCr4:2:0
    • Other = reserved

Constant Value: "YCbCrSubSampling"

TAG_Y_RESOLUTION

added in version 25.1.0
String TAG_Y_RESOLUTION

The number of pixels per TAG_RESOLUTION_UNIT in the TAG_IMAGE_WIDTH direction. The same value as TAG_X_RESOLUTION shall be designated.

  • Tag = 283
  • Type = Unsigned rational
  • Count = 1
  • Default = 72

See also:

Constant Value: "YResolution"

WHITEBALANCE_AUTO

added in version 25.1.0
int WHITEBALANCE_AUTO

This constant was deprecated in API level 27.0.0.
Use WHITE_BALANCE_AUTO instead.

The contant used by TAG_WHITE_BALANCE to denote the white balance is Auto.

Constant Value: 0 (0x00000000)

WHITEBALANCE_MANUAL

added in version 25.1.0
int WHITEBALANCE_MANUAL

This constant was deprecated in API level 27.0.0.
Use WHITE_BALANCE_MANUAL instead.

The contant used by TAG_WHITE_BALANCE to denote the white balance is Manual.

Constant Value: 1 (0x00000001)

WHITE_BALANCE_AUTO

added in version 27.0.0
short WHITE_BALANCE_AUTO

The contant used by TAG_WHITE_BALANCE to denote the white balance is Auto.

Constant Value: 0 (0x00000000)

WHITE_BALANCE_MANUAL

added in version 27.0.0
short WHITE_BALANCE_MANUAL

The contant used by TAG_WHITE_BALANCE to denote the white balance is Manual.

Constant Value: 1 (0x00000001)

Y_CB_CR_POSITIONING_CENTERED

added in version 27.0.0
short Y_CB_CR_POSITIONING_CENTERED

The contant used by TAG_Y_CB_CR_POSITIONING to denote Centered positioning.

Constant Value: 1 (0x00000001)

Y_CB_CR_POSITIONING_CO_SITED

added in version 27.0.0
short Y_CB_CR_POSITIONING_CO_SITED

The contant used by TAG_Y_CB_CR_POSITIONING to denote Co-sited positioning.

Constant Value: 2 (0x00000002)

Fields

BITS_PER_SAMPLE_GREYSCALE_1

added in version 27.0.0
int[] BITS_PER_SAMPLE_GREYSCALE_1

The constant used by TAG_BITS_PER_SAMPLE. See JEITA CP-3451C Spec Section 4, Differences from Bilevel Images

BITS_PER_SAMPLE_GREYSCALE_2

added in version 27.0.0
int[] BITS_PER_SAMPLE_GREYSCALE_2

The constant used by TAG_BITS_PER_SAMPLE. See JEITA CP-3451C Spec Section 4, Differences from Bilevel Images

BITS_PER_SAMPLE_RGB

added in version 27.0.0
int[] BITS_PER_SAMPLE_RGB

The constant used by TAG_BITS_PER_SAMPLE. See JEITA CP-3451C Spec Section 6, Differences from Palette Color Images

Public constructors

ExifInterface

added in version 25.1.0
ExifInterface (String filename)

Reads Exif tags from the specified image file.

Parameters
filename String

Throws
IOException

ExifInterface

added in version 25.1.0
ExifInterface (InputStream inputStream)

Reads Exif tags from the specified image input stream. Attribute mutation is not supported for input streams. The given input stream will proceed its current position. Developers should close the input stream after use. This constructor is not intended to be used with an input stream that performs any networking operations.

Parameters
inputStream InputStream

Throws
IOException

Public methods

flipHorizontally

added in version 26.1.0
void flipHorizontally ()

Flips the image horizontally.

flipVertically

added in version 26.1.0
void flipVertically ()

Flips the image vertically.

getAltitude

added in version 25.1.0
double getAltitude (double defaultValue)

Return the altitude in meters. If the exif tag does not exist, return defaultValue.

Parameters
defaultValue double: the value to return if the tag is not available.

Returns
double

getAttribute

added in version 25.1.0
String getAttribute (String tag)

Returns the value of the specified tag or null if there is no such tag in the image file.

Parameters
tag String: the name of the tag.

Returns
String

getAttributeDouble

added in version 25.1.0
double getAttributeDouble (String tag, 
                double defaultValue)

Returns the double value of the tag that is specified as rational or contains a double-formatted value. If there is no such tag in the image file or the value cannot be parsed as double, return defaultValue.

Parameters
tag String: the name of the tag.

defaultValue double: the value to return if the tag is not available.

Returns
double

getAttributeInt

added in version 25.1.0
int getAttributeInt (String tag, 
                int defaultValue)

Returns the integer value of the specified tag. If there is no such tag in the image file or the value cannot be parsed as integer, return defaultValue.

Parameters
tag String: the name of the tag.

defaultValue int: the value to return if the tag is not available.

Returns
int

getLatLong

added in version 25.1.0
boolean getLatLong (float[] output)

This method was deprecated in API level 25.4.0.
Use getLatLong() instead.

Stores the latitude and longitude value in a float array. The first element is the latitude, and the second element is the longitude. Returns false if the Exif tags are not available.

Parameters
output float

Returns
boolean

getLatLong

added in version 25.4.0
double[] getLatLong ()

Gets the latitude and longitude values.

If there are valid latitude and longitude values in the image, this method returns a double array where the first element is the latitude and the second element is the longitude. Otherwise, it returns null.

Returns
double[]

getRotationDegrees

added in version 27.0.0
int getRotationDegrees ()

Returns the rotation degrees for the current image orientation. If the image is flipped, i.e., isFlipped() returns true, the rotation degrees will be base on the assumption that the image is first flipped horizontally (along Y-axis), and then do the rotation. For example, ORIENTATION_TRANSPOSE will be interpreted as flipped horizontally first, and then rotate 270 degrees clockwise.

Returns
int The rotation degrees of the image after the horizontal flipping is applied, if any.

See also:

getThumbnail

added in version 25.1.0
byte[] getThumbnail ()

Returns the JPEG compressed thumbnail inside the image file, or null if there is no JPEG compressed thumbnail. The returned data can be decoded using decodeByteArray(byte[], int, int)

Returns
byte[]

getThumbnailBitmap

added in version 25.1.0
Bitmap getThumbnailBitmap ()

Creates and returns a Bitmap object of the thumbnail image based on the byte array and the thumbnail compression value, or null if the compression type is unsupported.

Returns
Bitmap

getThumbnailBytes

added in version 25.1.0
byte[] getThumbnailBytes ()

Returns the thumbnail bytes inside the image file, regardless of the compression type of the thumbnail image.

Returns
byte[]

getThumbnailRange

added in version 25.1.0
long[] getThumbnailRange ()

Returns the offset and length of thumbnail inside the image file, or null if there is no thumbnail.

Returns
long[] two-element array, the offset in the first value, and length in the second, or null if no thumbnail was found.

hasThumbnail

added in version 25.1.0
boolean hasThumbnail ()

Returns true if the image file has a thumbnail.

Returns
boolean

isFlipped

added in version 27.0.0
boolean isFlipped ()

Returns if the current image orientation is flipped.

Returns
boolean

See also:

isThumbnailCompressed

added in version 25.1.0
boolean isThumbnailCompressed ()

Returns true if thumbnail image is JPEG Compressed, or false if either thumbnail image does not exist or thumbnail image is uncompressed.

Returns
boolean

resetOrientation

added in version 26.1.0
void resetOrientation ()

Resets the TAG_ORIENTATION of the image to be ORIENTATION_NORMAL.

rotate

added in version 26.1.0
void rotate (int degree)

Rotates the image by the given degree clockwise. The degree should be a multiple of 90 (e.g, 90, 180, -90, etc.).

Parameters
degree int: The degree of rotation.

saveAttributes

added in version 25.1.0
void saveAttributes ()

Save the tag data into the original image file. This is expensive because it involves copying all the data from one file to another and deleting the old file and renaming the other. It's best to use setAttribute(String, String) to set all attributes to write and make a single call rather than multiple calls for each attribute.

This method is only supported for JPEG files.

Throws
IOException

setAltitude

added in version 26.1.0
void setAltitude (double altitude)

Sets the altitude in meters.

Parameters
altitude double

setAttribute

added in version 25.1.0
void setAttribute (String tag, 
                String value)

Sets the value of the specified tag.

Parameters
tag String: the name of the tag.

value String: the value of the tag.

setGpsInfo

added in version 26.1.0
void setGpsInfo (Location location)

Sets the GPS-related information. It will set GPS processing method, latitude and longitude values, GPS timestamp, and speed information at the same time.

Parameters
location Location: the Location object returned by GPS service.

setLatLong

added in version 25.4.0
void setLatLong (double latitude, 
                double longitude)

Sets the latitude and longitude values.

Parameters
latitude double: the decimal value of latitude. Must be a valid double value between -90.0 and 90.0.

longitude double: the decimal value of longitude. Must be a valid double value between -180.0 and 180.0.

Throws
IllegalArgumentException If latitude or longitude is outside the specified range.
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