示例#1
0
文件: GD.cs 项目: ststeiger/GdCaptcha
        /// <summary>
        ///
        /// </summary>
        /// <param name="sout"></param>
        /// <param name="globalCm"></param>
        /// <param name="loops">Netscape 2/0 extension for animation loop count. 0 - infinite, -1 for not used. -1 is default</param>
        public void GifAnimBegin(Stream sout, bool globalCm, int loops)
        {
            int size;

            using (GDIntPtr rawdata = GDImport.gdImageGifAnimBeginPtr(this.Handle, out size, BoolToInt(globalCm), loops))
            {
                if (rawdata.IsNull)
                {
                    throw new ApplicationException("Function GifAnimBegin failed");
                }
                byte[] data = new byte[size];
                Marshal.Copy(rawdata, data, 0, size);
                sout.Write(data, 0, size);
            }
        }