exif_geo_tag

Release 1.0.2

Ruby EXIF geo tagger based on libexif.

Homepage Rubygems C Documentation Download

License
MIT
Install
gem install exif_geo_tag -v 1.0.2

Documentation

Ruby EXIF geo tagger

Usage:

    require 'exif_geo_tag'

    tags = {
      _latitude: 52.5708272,
      _longitude: 23.8014078,
      _altitude: 20,
      _timestamp: Time.now
    }
    ExifGeoTag.write_tag('/tmp/write-exif.jpg', tags)

The method returns old EXIF values.

Accessible fields:

    :version_id
    :latitude_ref
    :latitude
    :longitude_ref
    :longitude
    :altitude_ref
    :altitude
    :time_stamp
    :date_stamp
    :satellites
    :status
    :measure_mode
    :dop
    :speed_ref
    :speed
    :track_ref
    :track
    :img_direction_ref
    :img_direction
    :map_datum
    :dest_latitude_ref
    :dest_latitude
    :dest_longitude_ref
    :dest_longitude
    :dest_bearing_ref
    :dest_bearing
    :dest_distance_ref
    :dest_distance
    :processing_method
    :area_information
    :differential

Virtual fields, which helps with type conversion:

     :_latitude  (float <=> Rational triplet)
     :_longitude (float <=> Rational triplet)
     :_altitude  (float <=> Rational)
     :_timestamp (Time  <=> [:time_stamp (Rational), :date_stamp (String)]

Read about meaning and type of the fields in the EXIF 2.2 spec:

http://exif.org/Exif2-2.PDF

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1
Repository size
20.5 KB
SourceRank
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Releases

1.0.2
1.0.1
1.0.0

Maintainers

avsej

Contributors

Sergey Avseyev


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