BitMiracle.LibJpeg.Classic.Internal.huff_entropy_encoder.encode_mcu_huff C# (CSharp) Method

        private bool encode_mcu_huff(JBLOCK[][] MCU_data)
        {
            /* Load up working state */
            savable_state state = new savable_state();
            state.ASSIGN_STATE(m_saved);

            /* Emit restart marker if needed */
            if (m_cinfo.m_restart_interval != 0)
            {
                if (m_restarts_to_go == 0)
                {
                    if (!emit_restart_s(state, m_next_restart_num))
                        return false;
                }
            }

            /* Encode the MCU data blocks */
            for (int blkn = 0; blkn < m_cinfo.m_blocks_in_MCU; blkn++)
            {
                int ci = m_cinfo.m_MCU_membership[blkn];
                jpeg_component_info compptr = m_cinfo.Component_info[m_cinfo.m_cur_comp_info[ci]];
                if (!encode_one_block(state, MCU_data[blkn][0].data, state.last_dc_val[ci],
                    m_dc_derived_tbls[compptr.Dc_tbl_no],
                    m_ac_derived_tbls[compptr.Ac_tbl_no]))
                {
                    return false;
                }

                /* Update last_dc_val */
                state.last_dc_val[ci] = MCU_data[blkn][0][0];
            }

            /* Completed MCU, so update state */
            m_saved.ASSIGN_STATE(state);

            /* Update restart-interval state too */
            if (m_cinfo.m_restart_interval != 0)
            {
                if (m_restarts_to_go == 0)
                {
                    m_restarts_to_go = m_cinfo.m_restart_interval;
                    m_next_restart_num++;
                    m_next_restart_num &= 7;
                }

                m_restarts_to_go--;
            }

            return true;
        }