iTextSharp.text.pdf.parser.InlineImageUtils.GetComponentsPerPixel C# (CSharp) Метод

        private static int GetComponentsPerPixel(PdfName colorSpaceName, PdfDictionary colorSpaceDic)
        {
            if (colorSpaceName == null)
                return 1;
            if (colorSpaceName.Equals(PdfName.DEVICEGRAY))
                return 1;
            if (colorSpaceName.Equals(PdfName.DEVICERGB))
                return 3;
            if (colorSpaceName.Equals(PdfName.DEVICECMYK))
                return 4;

            if (colorSpaceDic != null){
                PdfArray colorSpace = colorSpaceDic.GetAsArray(colorSpaceName);
                if (colorSpace != null){
                    if (PdfName.INDEXED.Equals(colorSpace.GetAsName(0))){
                        return 1;
                    }
                }
            }

            throw new ArgumentException("Unexpected color space " + colorSpaceName);
        }