It is not clear to me if you are talking about transferring the Curves
to Photoshop, Lightroom or some other program.

It seems unlikely to me that you can do what you want to do because
each piece of software is like a "black box". You have no idea what it
is doing with the values you give to it. For example, Lightroom 3
gives you the ability to save and export presets. So when you get a
look that you like, you can simply save it and apply it to any file
you want.

I opened a Lightroom 3.3 preset with Notepad++ (because I'm a curious
fellow) and it looks like this:

- - -

s = {
        id = "DD484BE1-150B-46D0-9CBB-1BE20403B9DD",
        internalName = "Tri-X 400, =0.0EV",
        title = "Tri-X 400, =0.0EV",
        type = "Develop",
        value = {
                settings = {
                        AutoBrightness = false,
                        AutoContrast = false,
                        AutoExposure = false,
                        AutoShadows = false,
                        BlueHue = 0,
                        BlueSaturation = 0,
                        Brightness = 0,
                        CameraProfile = "Camera Standard",
                        ChromaticAberrationB = 0,
                        ChromaticAberrationR = 0,
                        Clarity = 66,
                        ColorNoiseReductionDetail = 50,
                        Contrast = 25,
                        ConvertToGrayscale = true,
                        CropConstrainToWarp = 0,
                        Defringe = 0,
                        EnableCalibration = true,
                        EnableDetail = true,
                        EnableEffects = true,
                        EnableGrayscaleMix = true,
                        EnableLensCorrections = true,
                        Exposure = 0,
                        GrainAmount = 15,
                        GrainFrequency = 58,
                        GrainSize = 10,
                        GrayMixerAqua = 0,
                        GrayMixerBlue = 0,
                        GrayMixerGreen = -4,
                        GrayMixerMagenta = 0,
                        GrayMixerOrange = 44,
                        GrayMixerPurple = 0,
                        GrayMixerRed = 50,
                        GrayMixerYellow = 15,
                        GreenHue = 0,
                        GreenSaturation = 0,
                        HighlightRecovery = 13,
                        LensManualDistortionAmount = 0,
                        LensProfileEnable = 1,
                        LensProfileSetup = "LensDefaults",
                        LuminanceNoiseReductionContrast = 0,
                        LuminanceNoiseReductionDetail = 50,
                        LuminanceSmoothing = 20,
                        ParametricDarks = 0,
                        ParametricHighlightSplit = 75,
                        ParametricHighlights = 0,
                        ParametricLights = 0,
                        ParametricMidtoneSplit = 50,
                        ParametricShadowSplit = 25,
                        ParametricShadows = 0,
                        PerspectiveHorizontal = 0,
                        PerspectiveRotate = 0,
                        PerspectiveScale = 100,
                        PerspectiveVertical = 0,
                        ProcessVersion = "5.7",
                        RedHue = 0,
                        RedSaturation = 0,
                        ShadowTint = 0,
                        Shadows = 0,
                        SharpenDetail = 35,
                        SharpenEdgeMasking = 0,
                        SharpenRadius = 1.2,
                        Sharpness = 41,
                        ToneCurve = {
                                0,
                                0,
                                32,
                                14,
                                64,
                                50,
                                128,
                                128,
                                192,
                                202,
                                224,
                                238,
                                255,
                                255,
                        },
                        ToneCurveName = "Custom",
                        VignetteAmount = 0,
                        VignetteMidpoint = 50,
                        orientation = "AB",
                },
                uuid = "44E8FD76-D068-4772-8AD6-5DB01043D63C",
        },
        version = 0,
}
- - -

Near the bottom you see ToneCurve and ToneCurveName. Presumably any
program that allows you to save settings will give you something
similar (if it is not in a proprietary binary format). However, this
doesn't help you a lot in transferring between programs. Even if they
used the same variable names (which seems highly unlikely) you don't
know what one program's algorithm is doing with a particular variable
number that you feed it. The same number for the same variable would
probably produce different results.

However, if you work with a program long enough to reproduce the
results you liked in SilkyPix, you should be able to save those
settings so that they become the default for any program you are
using.

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