New Post: DPX Image Format to TIFF not work?

Dim matrix As New ColorMatrix(3)
        matrix(0, 0) = 0.4124564
        matrix(1, 0) = 0.3575761
        matrix(2, 0) = 0.1804375
        matrix(0, 1) = 0.2126729
        matrix(1, 1) = 0.7151522
        matrix(2, 1) = 0.072175
        matrix(0, 2) = 0.0193339
        matrix(1, 2) = 0.119192
        matrix(2, 2) = 0.9503041

        Using image As New MagickImage(input)
            image.AddProfile(ColorProfile.SRGB)
            image.BitDepth(Channels.Composite, 12)
       
                image.Gamma(0.454544)
                image.ColorMatrix(matrix)
                image.Gamma(2.6)
          
            image.Write(output)
        End Using