[Ssc-dev] Some exif values not showing correctly in j3m

[Nathan of Guardian]

Looks like a bug. Can you file it, and I will ask Harlo to take
a look?



On Mon, Sep 15, 2014, at 03:13 PM, Martin Tzanev wrote:

Hi Nathan,

I noticed that some exif values are not being pulled correctly
to j3m.
namely, location, white ballence, and focal length.
Compare the red j3m numbers to the green exif numbers below

{"j3m":{"data":{"exif":{"exposure":"0.0018","orientation":0,"fl
ash":0,"model":"Nexus
5","iso":"100","location":[0,0],"width":2448,"whiteBalance":-1,
"aperture":"2.4","focalLength":-1,
"timestamp":"2014:09:08
14:55:24","duration":0,"height":3264,"make":"LGE"},


Exif (Android OS Exif Interface)
DateTime 2014:09:08 14:55:24
ExposureTime 0.0018
Flash 0 (off)
FNumber 2.4
FocalLength 397/100
GPSAltitude 0/1000
GPSAltitudeRef 0
GPSDateStamp 2014:09:08
GPSLatitude 40/1,41/1,103582/10000
GPSLatitudeRef N
GPSLongitude 73/1,58/1,227984/10000
GPSLongitudeRef W
GPSProcessingMethod FUSED
GPSTimeStamp 18:55:21
ImageLength 3264
ImageWidth 2448
ISOSpeedRatings 100
Make LGE
Model Nexus 5
Orientation 0 (UNDEFINED)
WhiteBalance null (auto)

Exif IFD0
Make LGE
Model Nexus 5
Resolution Unit Inch
X Resolution 72 dots per inch
Y Resolution 72 dots per inch
YCbCr Positioning Center of pixel array

Exif SubIFD
Aperture Value F2.4
Color Space sRGB
Components Configuration YCbCr
Date/Time Digitized 2014:09:08 14:55:24
Date/Time Original 2014:09:08 14:55:24
Exif Image Height 3264 pixels
Exif Image Width 2448 pixels
Exif Version 2.20
Exposure Bias Value 0 EV
Exposure Time 1/544 sec
F-Number F2.4
Flash Flash did not fire
FlashPix Version 1.00
Focal Length 3.97 mm



--

Nathan of Guardian

[1]nathan at guardianproject.info

ISO Speed Ratings 100
Shutter Speed Value 1/543 sec
GPS
GPS Altitude 0 metres
GPS Altitude Ref Sea level
GPS Date Stamp 2014:09:08
GPS Img Direction 293 degrees
GPS Img Direction Ref Magnetic direction
GPS Latitude 40.0° 41.0' 10.358199999986937"
GPS Latitude Ref N
GPS Longitude -73.0° 58.0' 22.79840000001741"
GPS Longitude Ref W
GPS Processing Method ASCII
GPS Time-Stamp 18:55:21 UTC

--
Martin Tzanev
Video Technology Specialist
WITNESS ([2]witness.org)
Tel: [3]718-783-2000 x322
[4]martin at witness.org
PGP: 0xCC31292F
Twitter: @Tzanev, @witnessorg
Blog: [5]blog.witness.org/author/martin/

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References

1. mailto:nathan at guardianproject.info
2. http://witness.org/
3. tel:718-783-2000%20x322
4. mailto:martin at witness.org
5. http://blog.witness.org/author/martin/
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