BitMiracle.LibJpeg.Classic.jpeg_compress_struct.jinit_c_master_control C# (CSharp) Method

        private void jinit_c_master_control(bool transcode_only)
        {
            /* Validate parameters, determine derived values */
            initial_setup(transcode_only);

            if (m_scan_info != null)
            {
                validate_script();
                if (block_size < JpegConstants.DCTSIZE)
                    reduce_script();
            }
            else
            {
                m_progressive_mode = false;
                m_num_scans = 1;
            }

            if (m_optimize_coding)
            {
                arith_code = false; /* disable arithmetic coding */
            }
            else if (!arith_code &&
                (m_progressive_mode || (block_size > 1 && block_size < JpegConstants.DCTSIZE)))
            {
                /* TEMPORARY HACK ??? */
                /* assume default tables no good for progressive or reduced AC mode */
                m_optimize_coding = true; /* force Huffman optimization */
            }

            m_master = new jpeg_comp_master(this, transcode_only);
        }