Class: Vips::Thumbnail::Resizer
- Inherits:
-
Object
- Object
- Vips::Thumbnail::Resizer
- Defined in:
- lib/vips/thumbnail/resizer.rb
Instance Attribute Summary collapse
-
#input_path ⇒ Object
readonly
Returns the value of attribute input_path.
-
#options ⇒ Object
readonly
Returns the value of attribute options.
Instance Method Summary collapse
- #flush! ⇒ Object
-
#initialize(input_path = nil, **options, &block) ⇒ Resizer
constructor
A new instance of Resizer.
- #input_aspect_ratio ⇒ Object
- #input_image ⇒ Object
-
#resize_to_fill(output_size) ⇒ Vips::Image
Resize the image to completely fill the desired size, if possible.
-
#resize_to_fit(output_size) ⇒ Vips::Image
Resize the image to fit within the given bounds, preserving aspect ratio.
Constructor Details
#initialize(input_path = nil, **options, &block) ⇒ Resizer
Returns a new instance of Resizer.
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# File 'lib/vips/thumbnail/resizer.rb', line 26 def initialize(input_path = nil, **, &block) @input_path = input_path @options = @block = block || self.method(:load) @input_image = nil end |
Instance Attribute Details
#input_path ⇒ Object (readonly)
Returns the value of attribute input_path.
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# File 'lib/vips/thumbnail/resizer.rb', line 35 def input_path @input_path end |
#options ⇒ Object (readonly)
Returns the value of attribute options.
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# File 'lib/vips/thumbnail/resizer.rb', line 36 def @options end |
Instance Method Details
#flush! ⇒ Object
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# File 'lib/vips/thumbnail/resizer.rb', line 38 def flush! @input_image = nil end |
#input_aspect_ratio ⇒ Object
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# File 'lib/vips/thumbnail/resizer.rb', line 50 def input_aspect_ratio Rational(input_image.width, input_image.height) end |
#input_image ⇒ Object
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# File 'lib/vips/thumbnail/resizer.rb', line 42 def input_image unless @input_image @input_image = @block.call end return @input_image end |
#resize_to_fill(output_size) ⇒ Vips::Image
Resize the image to completely fill the desired size, if possible.
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# File 'lib/vips/thumbnail/resizer.rb', line 56 def resize_to_fill(output_size) width, height = *output_size # We can only fill and crop if the input image is BIGGER in at least one dimension than the desired output size: if input_image.width > width or input_image.height > height return fill_and_crop(input_image, width, height) end end |
#resize_to_fit(output_size) ⇒ Vips::Image
Resize the image to fit within the given bounds, preserving aspect ratio.
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# File 'lib/vips/thumbnail/resizer.rb', line 67 def resize_to_fit(output_size) width, height = *output_size # We can only fit if the input image is BIGGER in at least one dimension than the desired output size: if input_image.width > width or input_image.height > height return fit(input_image, width, height) end end |