Example #1
0
        private void LoadMultiImage(FREE_IMAGE_FORMAT _FT, string path)
        {
            var _FMP = FreeImage.OpenMultiBitmap(_FT, path, false, true, true, FREE_IMAGE_LOAD_FLAGS.GIF_PLAYBACK);

            _FBMP = FreeImage.GetPageCount(_FMP);
            for (int i = 0; i < _FBMP; i++)
            {
                var _Page = FreeImage.LockPage(_FMP, i);
                if (_DefaultRate == 0)
                {
                    FreeImage.GetMetadata(FREE_IMAGE_MDMODEL.FIMD_ANIMATION, _Page, "FrameTime", out FITAG _tag);
                    _DefaultRate = Marshal.ReadInt32(FreeImage.GetTagValue(_tag));
                    //Console.WriteLine("Gif Rate :{0}",_DefaultRate);
                    if (_DefaultRate == 0)
                    {
                        _DefaultRate = 80;
                    }
                    _FrameWidth  = FreeImage.GetWidth(_Page);
                    _FrameHeight = FreeImage.GetHeight(_Page);
                }
                var _BM = FreeImage.GetBitmap(_Page);
                var _SM = new MemoryStream();
                _BM.Save(_SM, ImageFormat.Png);
                var _Image = new BitmapImage();
                _Image.BeginInit();
                _Image.CacheOption  = BitmapCacheOption.OnLoad;
                _Image.StreamSource = _SM;
                _Image.EndInit();
                _Image.Freeze();
                List.Add(i, _Image);
                _SM.Dispose();
                _BM.Dispose();

                if (i == 0)
                {
                    Dispatcher.BeginInvoke(new Action(() => { Source = _Image; }));
                }
            }
            FreeImage.CloseMultiBitmap(_FMP, FREE_IMAGE_SAVE_FLAGS.DEFAULT);
        }