//引用using System.Drawing;using System.Drawing.Imaging;//以下是方法private Bitmap myImage = null;private Byte[] Faxbyte = null;private FrameDimension fds;memStream = new MemoryStream(Faxbyte);myImage = new Bitmap(memStream);                #region 分页                Guid gud = (Guid)myImage.FrameDimensionsList.GetValue(0);                fds = new FrameDimension(gud);                int totalPage = myImage.GetFrameCount(fds);//多页用combobox切换                if (totalPage > 0)                {                    for (int i = 1; i <= totalPage; i++)                    {                        cboPages.Items.Add(new ListItems(i.ToString(), i.ToString()));                    }                    myImage.SelectActiveFrame(fds, 0);                    FaxImage.Image = myImage;                    FaxImage.SizeMode = PictureBoxSizeMode.AutoSize;                    cboPages.Text="1";                }                #endregion//Combobox 切换事件        private void cboPages_SelectionChangeCommitted(object sender, EventArgs e)        {            myImage.SelectActiveFrame(fds, Convert.ToInt32(cboPages.Text) - 1);            FaxImage.Image = myImage;        }