Class: ImageRuby::Encoder

Inherits:
Object show all
Defined in:
lib/imageruby/encoder.rb

Defined Under Namespace

Classes: UnableToEncodeException

Class Method Summary collapse

Class Method Details

.encode(image, format, output) ⇒ Object

encode a image with the given format writing the binary data to the output output can be a string or a open file on binary mode raises UnableToEncodeException if the specified format is unknown

To save a image to a file on disk use the method Image#save

Example

output = String.new
Encoder.encode(image,:bmp,output)

Raises:



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# File 'lib/imageruby/encoder.rb', line 41

def self.encode(image,format,output)
  Encoder.each_subclass do |sc|
    encoder = sc.new

    begin
      return encoder.encode(image,format,output)
    rescue UnableToEncodeException

    end
  end

  raise UnableToEncodeException
end