Philadelphia Reflections

The musings of a physician who has served the community for over six decades

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EXIF data contained in an iPhone photo

What data is embedded in an iPhone's photo?

Here is the data stored for this picture. The map at the bottom is an example of what you can do with it.

This link describes the orientation data JPEG Rotation and EXIF Orientation

Array
(
    [FILE] => Array
        (
            [FileName] => battle_of_brandywine_marker.JPG
            [FileDateTime] => 1564095407
            [FileSize] => 3074660
            [FileType] => 2
            [MimeType] => image/jpeg
            [SectionsFound] => ANY_TAG, IFD0, THUMBNAIL, EXIF, GPS
        )

    [COMPUTED] => Array
        (
            [html] => width="3024" height="3024"
            [Height] => 3024
            [Width] => 3024
            [IsColor] => 1
            [ByteOrderMotorola] => 1
            [ApertureFNumber] => f/2.2
            [Thumbnail.FileType] => 2
            [Thumbnail.MimeType] => image/jpeg
        )

    [IFD0] => Array
        (
            [Make] => Apple
            [Model] => iPhone 6s
            [Orientation] => 6
            [XResolution] => 72/1
            [YResolution] => 72/1
            [ResolutionUnit] => 2
            [Software] => 12.3.1
            [DateTime] => 2019:07:23 14:43:55
            [YCbCrPositioning] => 1
            [Exif_IFD_Pointer] => 206
            [GPS_IFD_Pointer] => 1680
        )

    [THUMBNAIL] => Array
        (
            [Compression] => 6
            [XResolution] => 72/1
            [YResolution] => 72/1
            [ResolutionUnit] => 2
            [JPEGInterchangeFormat] => 2084
            [JPEGInterchangeFormatLength] => 13167
        )

    [EXIF] => Array
        (
            [ExposureTime] => 1/425
            [FNumber] => 11/5
            [ExposureProgram] => 2
            [ISOSpeedRatings] => 25
            [ExifVersion] => 0221
            [DateTimeOriginal] => 2019:07:23 14:43:55
            [DateTimeDigitized] => 2019:07:23 14:43:55
            [ComponentsConfiguration] => 
            [ShutterSpeedValue] => 77799/8911
            [ApertureValue] => 193685/85136
            [BrightnessValue] => 72692/9247
            [ExposureBiasValue] => 0/1
            [MeteringMode] => 3
            [Flash] => 24
            [FocalLength] => 83/20
            [SubjectLocation] => Array
                (
                    [0] => 1177
                    [1] => 1521
                    [2] => 753
                    [3] => 756
                )

            [MakerNote] => Apple iOS
            [SubSecTimeOriginal] => 403
            [SubSecTimeDigitized] => 403
            [FlashPixVersion] => 0100
            [ColorSpace] => 1
            [ExifImageWidth] => 3024
            [ExifImageLength] => 3024
            [SensingMethod] => 2
            [SceneType] => 
            [ExposureMode] => 0
            [WhiteBalance] => 0
            [FocalLengthIn35mmFilm] => 34
            [SceneCaptureType] => 0
            [UndefinedTag:0xA432] => Array
                (
                    [0] => 83/20
                    [1] => 83/20
                    [2] => 11/5
                    [3] => 11/5
                )

            [UndefinedTag:0xA433] => Apple
            [UndefinedTag:0xA434] => iPhone 6s back camera 4.15mm f/2.2
        )

    [GPS] => Array
        (
            [GPSLatitudeRef] => N
            [GPSLatitude] => Array
                (
                    [0] => 39/1
                    [1] => 52/1
                    [2] => 2680/100
                )

            [GPSLongitudeRef] => W
            [GPSLongitude] => Array
                (
                    [0] => 75/1
                    [1] => 34/1
                    [2] => 3886/100
                )

            [GPSAltitudeRef] => 
            [GPSAltitude] => 239473/4170
            [GPSTimeStamp] => Array
                (
                    [0] => 18/1
                    [1] => 43/1
                    [2] => 5499/100
                )

            [GPSSpeedRef] => K
            [GPSSpeed] => 0/1
            [GPSImgDirectionRef] => T
            [GPSImgDirection] => 408699/3619
            [GPSDestBearingRef] => T
            [GPSDestBearing] => 408699/3619
            [GPSDateStamp] => 2019:07:23
            [UndefinedTag:0x001F] => 5/1
        )

)

Originally published: Friday, July 26, 2019; most-recently modified: Thursday, August 08, 2019

 

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