BitMiracle.LibJpeg.JpegImage.processPixelFormat C# (CSharp) Method

        private void processPixelFormat(PixelFormat pixelFormat)
        {
            //See GdiPlusPixelFormats.h for details

            if (pixelFormat == PixelFormat.Format16bppGrayScale)
            {
                m_bitsPerComponent = 16;
                m_componentsPerSample = 1;
                m_colorspace = Colorspace.Grayscale;
                return;
            }

            byte formatIndexByte = (byte)((int)pixelFormat & 0x000000FF);
            byte pixelSizeByte = (byte)((int)pixelFormat & 0x0000FF00);

            if (pixelSizeByte == 32 && formatIndexByte == 15) //PixelFormat32bppCMYK (15 | (32 << 8))
            {
                m_bitsPerComponent = 8;
                m_componentsPerSample = 4;
                m_colorspace = Colorspace.CMYK;
                return;
            }

            m_bitsPerComponent = 8;
            m_componentsPerSample = 3;
            m_colorspace = Colorspace.RGB;
            
            if (pixelSizeByte == 16)
                m_bitsPerComponent = 6;
            else if (pixelSizeByte == 24 || pixelSizeByte == 32)
                m_bitsPerComponent = 8;
            else if (pixelSizeByte == 48 || pixelSizeByte == 64)
                m_bitsPerComponent = 16;
        }