#region 把指定图片转换为byte

        /// <summary>

        /// 把指定图片转换为byte

        /// </summary>

        /// <param name="path">图形路径</param>

        /// <returns></returns>

        public static byte[] GetPhoto(string path)

        {

            string str = path;

            byte[] photo = new byte[0];

            if (File.Exists(path))

            {

                FileStream file = new FileStream(str, FileMode.Open, FileAccess.Read);

                photo = new byte[file.Length];

                file.Read(photo, 0, photo.Length); file.Close(); } return photo;

        }

        #endregion