Class: Exif::Tag::MakerNote::Quality

Inherits:
Base
  • Object
show all
Defined in:
lib/exifparser/makernote/nikon.rb,
lib/exifparser/makernote/fujifilm.rb

Overview

0x1000 - Quality

Instance Attribute Summary

Attributes inherited from Base

#IFD, #count, #data, #dataPos, #pos, #tagID

Instance Method Summary collapse

Methods inherited from Base

#formatExposureTime, #formatFNumber, #formatFocalLength, #formatLatLon, #initialize, #inspect, #name, #processData, #value

Constructor Details

This class inherits a constructor from Exif::Tag::Base

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/exifparser/makernote/nikon.rb', line 23

def to_s
  n = @formatted.to_i - 1
  (s, q) = n.divmod(3)

  f =
    case s
    when 0
      'VGA'
    when 1
      'SVGA'
    when 2
      'SXGA'
    when 3
      'UXGA'
    else
      'Unknown size'
  end

  f << ' ' <<
    case q
    when 0
      'Basic'
    when 1
      'Normal'
    when 2
      'Fine'
    else
      'Unknown quality'
    end
  f
end