requestImageDataForAssetのdataから取れるmetadata

gistfile1.txt

dict = {
    ColorModel = RGB;
    DPIHeight = 72;
    DPIWidth = 72;
    Depth = 8;
    Orientation = 1;
    PixelHeight = 2448;
    PixelWidth = 3264;
    "{Exif}" =     {
        ApertureValue = "2.275007124536905";
        BrightnessValue = "2.965072133637054";
        ColorSpace = 1;
        ComponentsConfiguration =         (
            1,
            2,
            3,
            0
        );
        DateTimeDigitized = "2014:09:01 08:59:24";
        DateTimeOriginal = "2014:09:01 08:59:24";
        ExifVersion =         (
            2,
            2,
            1
        );
        ExposureBiasValue = 0;
        ExposureMode = 0;
        ExposureProgram = 2;
        ExposureTime = "0.03333333333333333";
        FNumber = "2.2";
        Flash = 16;
        FlashPixVersion =         (
            1,
            0
        );
        FocalLenIn35mmFilm = 29;
        FocalLength = "4.15";
        ISOSpeedRatings =         (
            80
        );
        LensMake = Apple;
        LensModel = "iPhone 5s back camera 4.15mm f/2.2";
        LensSpecification =         (
            "4.15",
            "4.15",
            "2.2",
            "2.2"
        );
        MeteringMode = 5;
        PixelXDimension = 3264;
        PixelYDimension = 2448;
        SceneCaptureType = 0;
        SceneType = 1;
        SensingMethod = 2;
        ShutterSpeedValue = "4.90712145655681";
        SubjectArea =         (
            1631,
            1223,
            1795,
            1077
        );
        SubsecTimeDigitized = 172;
        SubsecTimeOriginal = 172;
        WhiteBalance = 0;
    };
    "{GPS}" =     {
        Altitude = "38.89611872146119";
        AltitudeRef = 0;
        DateStamp = "2014:09:01";
        DestBearing = "70.6398891966759";
        DestBearingRef = T;
        ImgDirection = "250.6398891966759";
        ImgDirectionRef = T;
        Latitude = "xxxxxx";
        LatitudeRef = N;
        Longitude = "xxxxxxx";
        LongitudeRef = E;
        Speed = 0;
        SpeedRef = K;
        TimeStamp = "23:59:21";
    };
    "{MakerApple}" =     {
        1 = 2;
        14 = 1;
        2 = <5a005f00 6a007f00 6e008700 5c006100 6a007a00 80008300 8a008100 48001700 61006200 7e008500 73007400 5a006100 6b007b00 84008300 92008500 49001900 5b006800 8a008100 82005a00 57005b00 68007600 83008200 9a008000 47001b00 5e006e00 8c008600 84005900 59005800 65007100 79008300 99008100 46001e00 67006d00 92009700 e600e900 f2000301 13012901 2d01a400 99009100 4c002000 61006a00 9800b100 25012701 45015001 5b016d01 7801c600 a500bc00 56002300 66006d00 9000b400 f700f100 e8002e01 ef006a01 1702e200 c900ef00 66002500 68006f00 9100b200 2c012901 3e01bd01 29013c01 1d02f800 e7002901 5c002700 6a006f00 9500ab00 2f012b01 45017f01 77017901 ea011801 e5001101 69002700 6a007100 9400a300 25010901 0a012301 45011d01 cc010601 e300e500 65002500 6b007300 90009e00 51016401 38014301 4c012a01 67010301 ea00d700 5d002300 73007500 8e008e00 ab00b000 ac00af00 b500c300 ce00d600 d600e700 53001f00 77007700 8e008a00 7a007800 7d008200 9200a200 b200cf00 e300e000 65001c00 80008300 8f008700 7a007c00 81008600 9200a000 b500c300 d000cb00 58001900 80008200 91008300 7d00fd00 84008900 9300a300 b500b900 be00c100 53001700 7b008400 8f007a00 7b00c400 83008800 8e009a00 ab00b500 af00bb00 4d001400>;
        3 =         {
            epoch = 0;
            flags = 1;
            timescale = 1000000000;
            value = 340759306205708;
        };
        4 = 1;
        5 = 176;
        6 = 185;
        7 = 1;
        8 =         (
            "-0.9777595",
            "0.0158999",
            "-0.04301193"
        );
        9 = 275;
    };
    "{TIFF}" =     {
        DateTime = "2014:09:01 08:59:24";
        Make = Apple;
        Model = "iPhone 5s";
        Orientation = 1;
        ResolutionUnit = 2;
        Software = "8.0";
        XResolution = 72;
        YResolution = 72;
    };
}