sizes of procparams:

        ToneCurveParams       53+3
        CurveParams           36
        SharpeningParams      68
        ColorBoostParams      24
        WBParams              16
        ColorShiftParams      16
        LumaDenoiseParams     16
        ColorDenoiseParams    20
        SHParams              28
        CropParams            36
        CoarseTransformParams 12
        RotateParams          12
        DistortionParams      8
        CACorrParams          16
        VignettingParams      8
        ChannelMixerParams    36
        HRecParams            8
        ResizeParams          12
        ColorManagementParams 16
        std::vector<ExifPair> 12
        std::vector<IPTCPair> 12