The following undocumented global methods were renamed in v15.1.0:

◼_DistPoint2Line ➔ _IEDistPointToLine
◼_DistPoint2Seg ➔ _IEDistPointToSeg
◼HSL2RGB ➔ IEHSLToRGB
◼HSV2RGB ➔ IEHSVToRGB
◼IEBitCount2VCLPixelformat ➔ IEBitCountToVCLPixelformat
◼IEBool2StrA ➔ IEBoolToStrA
◼IEBool2StrS ➔ IEBoolToStr
◼IEBool2StrW ➔ IEBoolToStrW
◼IECIELAB2RGB ➔ IECIELABToRGB
◼IEDistPoint2Point ➔ IEDistPointToPoint
◼IEDistPoint2PointD ➔ IEDistPointToPointD
◼IEFloatToStrFS ➔ IEFloatToStrF
◼IEHSBtoRGB ➔ IEHSBToRGB
◼IELoadStringFromStreamS ➔ IELoadStringFromStream
◼IEPixelFormat2BitCount ➔ IEPixelFormatToBitCount
◼IEPixelFormat2ChannelCount ➔ IEPixelFormatToChannelCount
◼IERGB2CIELAB ➔ IERGBToCIELAB
◼IERGB2Lightness ➔ IERGBToLightness
◼IERGB2RGB48 ➔ IERGBToRGB48
◼IERGB2Str ➔ IERGBToStrA
◼IERGB2StrS ➔ IERGBToStr
◼IERGB2StrW ➔ IERGBToStrW
◼IERGB2YCbCr ➔ IERGBToYCbCr
◼IERGBtoHS ➔ IERGBToHSB
◼IESaveStringToStreamS ➔ IESaveStringToStream
◼IEStr2BoolA ➔ IEStrToBoolA
◼IEStr2BoolS ➔ IEStrToBool
◼IEStr2BoolW ➔ IEStrToBoolW
◼IEStr2ColorDefS ➔ IEStrToColorDef
◼IEStr2RGBS ➔ IEStrToRGB
◼IEStr2RGBW ➔ IEStrToRGBW
◼IEStrToFloatDefS ➔ IEStrToFloatDef
◼IEVCLPixelFormat2BitCount ➔ IEVCLPixelFormatToBitCount
◼IEVCLPixelFormat2ImageEnPixelFormat ➔ IEVCLPixelFormatToImageEnPixelFormat
◼IEVCLPixelFormat2RowLen ➔ IEVCLPixelFormatToRowLen
◼IEYCbCr2RGB ➔ IEYCbCrToRGB
◼RGB2HSL ➔ IERGBToHSL
◼RGB2HSV ➔ IERGBToHSV
◼RGB2TColor ➔ IERGBToColor
◼TColor2TRGB ➔ IEColorToRGB
◼TColor2TRGBA ➔ IEColorToRGBA
◼TColor2TRGBQuad ➔ IEColorToRGBQuad
◼TRGB2TColor ➔ IERGBToColor
◼TRGB2TRGBA ➔ IERGBToRGBA
◼TRGBA2TRGB ➔ IERGBAToRGB
◼TRGBQuad2TColor ➔ IERGBQuadToColor
◼YUV2RGB ➔ IEYUVToRGB
◼IEIsZipStream ➔ IEZipTryStream
◼IsHDPStream ➔ IEHDPTryStream
◼IsDNGStream ➔ IEDNGTryStream
◼IsTIFFStream ➔ TIFFTryStream
◼IsPNGStream ➔ PNGTryStream
◼IETryPSD ➔ PSDTryStream
◼IsRAWStream ➔ IECameraRawTryStream
◼TryIEVect_ALL ➔ IEVectTryStream_ALL
◼TryIEVect_IEV ➔ IEVectTryStream_IEV
◼IETryIEN ➔ IENTryStream
◼IEIsPDFStream ➔ IEPDFTryStream
◼IsHeifStream ➔ IEHeifTryStream
◼IETryWIC ➔ IEWICTryStream

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