Module: Ceifpar

Defined in:
lib/ceifpar.rb,
lib/ceifpar/version.rb

Constant Summary collapse

VERSION = 
"0.1.2"

Class Method Summary collapse

Class Method Details

.is_jpeg?(path) ⇒ Boolean

Returns:

  • (Boolean) 


32
33
34
35
36
37
38
 
# File 'lib/ceifpar.rb', line 32

def is_jpeg?(path)
  if File.extname(path).downcase =~ /jpe?g/
    return true
  else
    return false
  end
end

.normalize_ratio(str) ⇒ Object 



40
41
42
43
44
45
46
47
48
49
50
51
52
53
 
# File 'lib/ceifpar.rb', line 40

def normalize_ratio(str)
  #fraction
  if str.include?("/") then
    rat = str.partition("/")
    ratio = Rational(rat[0].to_f , rat[2].to_f).to_f
  #percent
  elsif str.include?("%") then
    ratio = str.to_f / 100
  #decimal
  else
    ratio = str.to_f
  end
  return ratio
end

.remove_exif!(image) ⇒ Object 



21
22
23
 
# File 'lib/ceifpar.rb', line 21

def remove_exif!(image)
  image.strip!
end

.remove_exif_with_path(path) ⇒ Object 



25
26
27
28
29
30
 
# File 'lib/ceifpar.rb', line 25

def remove_exif_with_path(path)
  return false unless self.is_jpeg?(path)

  image = Magick::ImageList.new(path)
  image.strip!
end

.resize_image(image, ratio) ⇒ Object 



10
11
12
 
# File 'lib/ceifpar.rb', line 10

def resize_image(image, ratio)
  image.resize(ratio)
end

.resize_image_with_path(path, ratio) ⇒ Object 



14
15
16
17
18
19
 
# File 'lib/ceifpar.rb', line 14

def resize_image_with_path(path, ratio)
  return false unless self.is_jpeg?(path)

  image = Magick::ImageList.new(path)
  image.resize(ratio)
end

.write_image(image, dst_path) ⇒ Object 



6
7
8
 
# File 'lib/ceifpar.rb', line 6

def write_image(image, dst_path)
  image.write(dst_path)
end