set aFile to POSIX path of (choose file {"public.image"})
set bFile to POSIX path of (choose file {"public.image"})

set aRes to checkSimiliality(aFile, bFile) of me
–> true / false

set aPath to POSIX path of (choose file of type {"public.image"} with prompt "Select Image file to scale up (x10)")
set aNSImage to current application’s NSImage’s alloc()’s initWithContentsOfFile:aPath

set resizedImg to my resizeNSImageWithoutAntlialias:aNSImage toScale:10

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(resizedImg, savePath) of me

–NSImageを指定倍率で拡大（アンチエイリアス解除状態で）
on resizeNSImageWithoutAntlialias:aSourceImg toScale:imgScale
　　set aSize to aSourceImg’s |size|()
　　set aWidth to (aSize’s width) * imgScale
　　set aHeight to (aSize’s height) * imgScale
　　
　　set aRep to current application’s NSBitmapImageRep’s alloc()’s initWithBitmapDataPlanes:(missing value) pixelsWide:aWidth pixelsHigh:aHeight bitsPerSample:8 samplesPerPixel:4 hasAlpha:true isPlanar:false colorSpaceName:(current application’s NSCalibratedRGBColorSpace) bytesPerRow:0 bitsPerPixel:0
　　
　　set newSize to {width:aWidth, height:aHeight}
　　aRep’s setSize:newSize
　　
　　current application’s NSGraphicsContext’s saveGraphicsState()
　　
　　set theContext to current application’s NSGraphicsContext’s graphicsContextWithBitmapImageRep:aRep
　　current application’s NSGraphicsContext’s setCurrentContext:theContext
　　theContext’s setShouldAntialias:false
　　theContext’s setImageInterpolation:(current application’s NSImageInterpolationNone)
　　
　　aSourceImg’s drawInRect:(current application’s NSMakeRect(0, 0, aWidth, aHeight)) fromRect:(current application’s NSZeroRect) operation:(current application’s NSCompositeCopy) fraction:(1.0)
　　
　　current application’s NSGraphicsContext’s restoreGraphicsState()
　　
　　set newImg to current application’s NSImage’s alloc()’s initWithSize:newSize
　　newImg’s addRepresentation:aRep
　　
　　return newImg
end resizeNSImageWithoutAntlialias:toScale:

set aFile to POSIX path of (choose file of type {"public.image"})
set anImage to (current application’s NSImage’s alloc()’s initWithContentsOfFile:aFile)

set bImage to anImage’s imageClippedToPixelBounds()

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(bImage, savePath) of me

set aFile to POSIX path of (choose file of type {"public.image"} with prompt "Select an Image")

set currentImage to current application’s NSImage’s alloc()’s initWithContentsOfFile:aFile
set imgRes to flipImageVertically(currentImage) of me
set fRes to retUUIDfilePath(aFile, "png") of me
set sRes to saveNSImageAtPathAsPNG(imgRes, fRes) of me

–水平方向の画像反転
on flipImageHorizontally(anNSImage)
　　set transform to current application’s NSAffineTransform’s transform()
　　set dimList to anNSImage’s |size|()
　　set flipList to {-1.0, 0.0, 0.0, 1.0, dimList’s width, 0.0}
　　set tmpImage to current application’s NSImage’s alloc()’s initWithSize:(dimList)
　　tmpImage’s lockFocus()
　　transform’s setTransformStruct:flipList
　　transform’s concat()
　　anNSImage’s drawAtPoint:(current application’s NSMakePoint(0, 0)) fromRect:(current application’s NSMakeRect(0, 0, dimList’s width, dimList’s height)) operation:(current application’s NSCompositeCopy) fraction:1.0
　　tmpImage’s unlockFocus()
　　return tmpImage
end flipImageHorizontally

–垂直方向の画像反転
on flipImageVertically(anNSImage)
　　set transform to current application’s NSAffineTransform’s transform()
　　set dimList to anNSImage’s |size|()
　　set flipList to {1.0, 0.0, 0.0, -1.0, 0.0, dimList’s height}
　　set tmpImage to current application’s NSImage’s alloc()’s initWithSize:(dimList)
　　tmpImage’s lockFocus()
　　transform’s setTransformStruct:flipList
　　transform’s concat()
　　anNSImage’s drawAtPoint:(current application’s NSMakePoint(0, 0)) fromRect:(current application’s NSMakeRect(0, 0, dimList’s width, dimList’s height)) operation:(current application’s NSCompositeCopy) fraction:1.0
　　tmpImage’s unlockFocus()
　　return tmpImage
end flipImageVertically

on retUUIDfilePath(aPath, aEXT)
　　set aUUIDstr to (current application’s NSUUID’s UUID()’s UUIDString()) as string
　　set aPath to ((current application’s 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 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 –true/false
end saveNSImageAtPathAsPNG