BitMiracle.LibTiff.Classic.Tiff.startTile C# (CSharp) Method

        private bool startTile(int tile)
        {
            if ((m_flags & TiffFlags.CODERSETUP) != TiffFlags.CODERSETUP)
            {
                if (!m_currentCodec.SetupDecode())
                    return false;

                m_flags |= TiffFlags.CODERSETUP;
            }

            m_curtile = tile;
            m_row = (tile % howMany(m_dir.td_imagewidth, m_dir.td_tilewidth)) * m_dir.td_tilelength;
            m_col = (tile % howMany(m_dir.td_imagelength, m_dir.td_tilelength)) * m_dir.td_tilewidth;
            m_rawcp = 0;

            if ((m_flags & TiffFlags.NOREADRAW) == TiffFlags.NOREADRAW)
                m_rawcc = 0;
            else
                m_rawcc = (int)m_dir.td_stripbytecount[tile];

            return m_currentCodec.PreDecode((short)(tile / m_dir.td_stripsperimage));
        }