Class: OSX::CIImage

Inherits:
Object
  • Object
show all
Defined in:
lib/capture/extensions.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.from(filepath) ⇒ Object

Raises:

  • (Errno::ENOENT) 


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# File 'lib/capture/extensions.rb', line 13

def self.from(filepath)
  raise Errno::ENOENT, "No such file or directory - #{filepath}" unless File.exists?(filepath)
  OSX::CIImage.imageWithContentsOfURL(OSX::NSURL.fileURLWithPath(File.expand_path(filepath)))
end

Instance Method Details

#cgimage ⇒ Object 



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# File 'lib/capture/extensions.rb', line 9

def cgimage
  OSX::NSBitmapImageRep.alloc.initWithCIImage(self).CGImage()
end

#save(target, format = OSX::NSJPEGFileType, properties = nil) ⇒ Object 



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# File 'lib/capture/extensions.rb', line 3

def save(target, format = OSX::NSJPEGFileType, properties = nil)
  bitmapRep = OSX::NSBitmapImageRep.alloc.initWithCIImage(self)
  blob = bitmapRep.representationUsingType_properties(format, properties)
  blob.writeToFile_atomically(File.expand_path(target), false)
end