Class: FormatParser::EXIFParser::EXIFResult

Inherits:
SimpleDelegator
  • Object
show all
Defined in:
lib/parsers/exif_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(exif_raw_data, sub_ifds_data = {}) ⇒ EXIFResult

Returns a new instance of EXIFResult.



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# File 'lib/parsers/exif_parser.rb', line 46

def initialize(exif_raw_data, sub_ifds_data = {})
  super(exif_raw_data)
  @sub_ifds_data = sub_ifds_data
end

Instance Attribute Details

#sub_ifds_data ⇒ Object (readonly)

Returns the value of attribute sub_ifds_data.



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# File 'lib/parsers/exif_parser.rb', line 44

def sub_ifds_data
  @sub_ifds_data
end

Instance Method Details

#orientation ⇒ Object 



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# File 'lib/parsers/exif_parser.rb', line 61

def orientation
  # In some EXIF tags the value type is set oddly - it unpacks into multiple values,
  # and it will look like this: [#<EXIFR::TIFF::Orientation:TopLeft(1)>, nil]
  orientation_values = Array(__getobj__.orientation)
  last_usable_value = orientation_values.compact[-1] # Use the last non-nil one
  last_usable_value.to_i
end

#orientation_sym ⇒ Object 



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# File 'lib/parsers/exif_parser.rb', line 69

def orientation_sym
  ORIENTATIONS.fetch(orientation)
end

#rotated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/parsers/exif_parser.rb', line 51

def rotated?
  orientation.to_i > 4
end

#to_json(*maybe_coder) ⇒ Object 



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# File 'lib/parsers/exif_parser.rb', line 55

def to_json(*maybe_coder)
  hash_representation = __getobj__.to_hash
  sanitized = FormatParser::AttributesJSON._sanitize_json_value(hash_representation)
  sanitized.to_json(*maybe_coder)
end