Class: FocusInspector

Inherits:
Object
  • Object
show all
Defined in:
lib/focusinspector/FocusInspector.rb

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ FocusInspector

Returns a new instance of FocusInspector.



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# File 'lib/focusinspector/FocusInspector.rb', line 20

def initialize(args)
  @config = AppConfig.new(args)

  @imageFile = @config.imageFile
  # Conver the raw file to jpg if we have one.
  convertRaw

  focusInfo = Camera.new(@imageFile)
  x, y = focusInfo.primaryAutoFocusPoint

  case @config.command
  when 'list'
    focusInfo.printDetails
  when 'measure'
    sm = SharpnessMeter.new(@jpgFile)
    puts "Sharpness:  %.2f%%  (%s)" % [ (sm.measure(x, y) * 100.0),
         focusInfo.contrastDetectAF? ? 'Contrast Detection AF' :
         "FP: #{focusInfo.focusPoint}  AFFT: #{focusInfo.focusFineTune}" ]
  when 'show'
    im = ImageMarker.new(@jpgFile, *focusInfo.focusAreaSize, @config.viewer)
    im.mark(x, y, 'red', true)

    activeFPxy = focusInfo.activeFocusPoints
    inactiveFPxy = focusInfo.inactiveFocusPoints

    activeFPxy.each { |xy| im.mark(*xy, 'red') }
    inactiveFPxy.each { |xy| im.mark(*xy, 'grey') }

    im.show(focusInfo.orientation)
  end
end

Instance Method Details

#convertRaw ⇒ Object 



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# File 'lib/focusinspector/FocusInspector.rb', line 52

def convertRaw
  if @imageFile[-4..-1] == '.NEF' || @imageFile[-4..-1] == '.nef'
    @tmpJPGfile = Tempfile.new('lenstuner-jpg')
    @tmpJPGfile.close
    @jpgFile = @tmpJPGfile.path
    command = "dcraw -c -e #{@imageFile} > #{@jpgFile}"
    unless system(command)
      Log.error("Cannot execute '#{command}'")
    end
  else
    @jpgFile = @imageFile
  end
end