–画像を選択
set aPath to POSIX path of (choose file of type {"public.image"})
set aNSImage to current application’s NSImage’s alloc()’s initWithContentsOfFile:aPath

set paramRec to {inputRadius:10.0}
set imgRes to execCIFilterWithNSImageAndParams(aNSImage, "CIGaussianBlur", paramRec) of me

set aDesktopPath to (current application’s NSProcessInfo’s processInfo()’s environment()’s objectForKey:("HOME"))’s stringByAppendingString:"/Desktop/"
set savePath to aDesktopPath’s stringByAppendingString:((current application’s NSUUID’s UUID()’s UUIDString())’s stringByAppendingString:".png")

set fRes to saveNSImageAtPathAsPNG(imgRes, savePath) of me

–NSImageをCIImageに変換してCIfilterを実行
on execCIFilterWithNSImageAndParams(aNSImage, aFilterName as string, paramRec as record)
　　set aDict to current application’s NSDictionary’s dictionaryWithDictionary:paramRec
　　
　　set aCIImage to convNSImageToCIimage(aNSImage) of me
　　set aFilter to current application’s CIFilter’s filterWithName:aFilterName
　　
　　aFilter’s setDefaults()
　　aFilter’s setValue:aCIImage forKey:"inputImage"
　　set aOutImage to aFilter’s valueForKey:"outputImage"
　　
　　set keyList to aDict’s allKeys() as list
　　repeat with i in keyList
　　　　set aVal to (aDict’s valueForKey:i) as list of string or string –as anything
　　　　(aFilter’s setValue:aVal forKey:(i as string))
　　end repeat
　　
　　set newNSImage to convCIimageToNSImage(aOutImage) of me
　　return newNSImage
end execCIFilterWithNSImageAndParams

on convCIimageToNSImage(aCIImage)
　　set aRep to current application’s NSBitmapImageRep’s alloc()’s initWithCIImage:aCIImage
　　set tmpSize to aRep’s |size|()
　　set newImg to current application’s NSImage’s alloc()’s initWithSize:tmpSize
　　newImg’s addRepresentation:aRep
　　return newImg
end convCIimageToNSImage

on convNSImageToCIimage(aNSImage)
　　set tiffDat to aNSImage’s TIFFRepresentation()
　　set aRep to current application’s NSBitmapImageRep’s imageRepWithData:tiffDat
　　set newImg to current application’s CIImage’s alloc()’s initWithBitmapImageRep:aRep
　　return newImg
end convNSImageToCIimage

–NSImageを指定パスにPNG形式で保存
on saveNSImageAtPathAsPNG(anImage, outPath)
　　set imageRep to anImage’s TIFFRepresentation()
　　set aRawimg to current application’s NSBitmapImageRep’s imageRepWithData:imageRep
　　set pathString to current application’s NSString’s stringWithString:outPath
　　set newPath to pathString’s stringByExpandingTildeInPath()
　　set myNewImageData to (aRawimg’s representationUsingType:(current application’s NSPNGFileType) |properties|:(missing value))
　　set aRes to (myNewImageData’s writeToFile:newPath atomically:true) as boolean
　　return aRes –成功ならtrue、失敗ならfalseが返る
end saveNSImageAtPathAsPNG