property CIFilter : a reference to current application’s CIFilter
property |NSURL| : a reference to current application’s |NSURL|
property NSUUID : a reference to current application’s NSUUID
property CIImage : a reference to current application’s CIImage
property NSString : a reference to current application’s NSString
property NSImage : a reference to current application’s NSImage
property NSProcessInfo : a reference to current application’s NSProcessInfo
property NSPNGFileType : a reference to current application’s NSPNGFileType
property NSBitmapImageRep : a reference to current application’s NSBitmapImageRep

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

set paramRec to {inputRadius:10} –5から10
set imgRes to execCIFilterWithNSImageAndParams(aNSImage, "CIBoxBlur", paramRec) of me

set savePath to retUUIDfilePath(aPath, "png") of me
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 NSBitmapImageRep’s alloc()’s initWithCIImage:aCIImage
　　set tmpSize to aRep’s |size|()
　　set newImg to 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 NSBitmapImageRep’s imageRepWithData:tiffDat
　　set newImg to CIImage’s alloc()’s initWithBitmapImageRep:aRep
　　return newImg
end convNSImageToCIimage

on retUUIDfilePath(aPath, aEXT)
　　set aUUIDstr to (NSUUID’s UUID()’s UUIDString()) as string
　　set aPath to ((NSString’s stringWithString:aPath)’s stringByDeletingLastPathComponent()’s stringByAppendingPathComponent:aUUIDstr)’s stringByAppendingPathExtension:aEXT
　　return aPath
end retUUIDfilePath

–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 NSBitmapImageRep’s imageRepWithData:imageRep
　　set pathString to NSString’s stringWithString:outPath
　　set newPath to pathString’s stringByExpandingTildeInPath()
　　set myNewImageData to (aRawimg’s representationUsingType:(NSPNGFileType) |properties|:(missing value))
　　set aRes to (myNewImageData’s writeToFile:newPath atomically:true) as boolean
　　return aRes –true/false
end saveNSImageAtPathAsPNG

property |NSURL| : a reference to current application’s |NSURL|
property NSUUID : a reference to current application’s NSUUID
property NSString : a reference to current application’s NSString
property NSImage : a reference to current application’s NSImage
property NSPNGFileType : a reference to current application’s NSPNGFileType
property NSBitmapImageRep : a reference to current application’s NSBitmapImageRep

–CIFilters (Not everything!!) From Apple’s Core Image Filter Reference
set cifilterName to "CIColorPosterize"

–画像を選択
set aPath to POSIX path of (choose file of type {"public.image"})

–指定フィルタ名でフィルタしたNSImageを取得
set nsimageRes to filterAnImageFile(aPath, cifilterName) of me

–Save as PNG
set fRes to retUUIDfilePath(aPath, "png") of me
set sRes to saveNSImageAtPathAsPNG(nsimageRes, fRes) of me

–CIFilterをかけたJPEG画像を生成
–参照：http://ashplanning.blogspot.jp/ のうちのどこか
on filterAnImageFile(aPath, aFilterName)
　　–CIImageを生成
　　set aURL to current application’s |NSURL|’s fileURLWithPath:aPath –Input
　　set aCIImage to current application’s CIImage’s alloc()’s initWithContentsOfURL:aURL
　　
　　— CIFilter をフィルタの名前で生成
　　set aFilter to current application’s CIFilter’s filterWithName:aFilterName
　　aFilter’s setDefaults() –各フィルタのパラメータはデフォルト
　　
　　–Filterを実行
　　aFilter’s setValue:aCIImage forKey:"inputImage"
　　aFilter’s setValue:2 forKey:"inputLevels"
　　
　　set aOutImage to aFilter’s valueForKey:"outputImage"
　　set outNSImage to convCIimageToNSImage(aOutImage) of me
　　return outNSImage
end filterAnImageFile

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

on retUUIDfilePath(aPath, aEXT)
　　set aUUIDstr to (NSUUID’s UUID()’s UUIDString()) as string
　　set aPath to ((NSString’s stringWithString:aPath)’s stringByDeletingLastPathComponent()’s stringByAppendingPathComponent:aUUIDstr)’s stringByAppendingPathExtension:aEXT
　　return aPath
end retUUIDfilePath

–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 NSBitmapImageRep’s imageRepWithData:imageRep
　　set pathString to NSString’s stringWithString:outPath
　　set newPath to pathString’s stringByExpandingTildeInPath()
　　set myNewImageData to (aRawimg’s representationUsingType:(NSPNGFileType) |properties|:(missing value))
　　set aRes to (myNewImageData’s writeToFile:newPath atomically:true) as boolean
　　return aRes –true/false
end saveNSImageAtPathAsPNG