public object GetRealObject(StreamingContext context)
{
if (fileName == null && rawData == null)
{
return(null);
}
if (fileName != null)
{
if (asIcon)
{
return(new Icon(fileName));
}
try
{
return(Image.FromFile(fileName));
}
catch (Exception)
{
if (!fileName.EndsWith(".ico", StringComparison.OrdinalIgnoreCase))
{
throw;
}
// special handling for icon files: as a Bitmap icons may throw an exception
using (var info = new ImageInfo(new Icon(fileName)))
return(info.GetCreateImage().Clone());
}
}
MemoryStream ms = new MemoryStream(rawData);
return(asIcon ? (object)new Icon(ms) : SerializationHelper.ReadImage(new BinaryReader(ms)));
}
private byte[] SerializeImage(ImageInfo imageInfo)
{
using (var ms = new MemoryStream())
{
if (asIcon)
{
(imageInfo.Icon ?? imageInfo.GetCreateIcon()).SaveAsIcon(ms);
return(ms.ToArray());
}
using (var bw = new BinaryWriter(ms))
{
switch (imageInfo.Type)
{
case ImageInfoType.Pages:
case ImageInfoType.MultiRes:
// we must use an inner stream because image.Save (at least TIFF encoder) may overwrite
// the stream content before the original start position
using (var inner = new MemoryStream())
{
if (imageInfo.Type == ImageInfoType.Pages)
{
imageInfo.Frames.Select(f => f.Image).SaveAsMultipageTiff(inner);
}
else
{
(imageInfo.Icon ?? imageInfo.GetCreateIcon()).SaveAsIcon(inner);
}
bw.Write(true); // AsImage
bw.Write((int)inner.Length);
inner.WriteTo(ms);
}
break;
case ImageInfoType.Animation:
SerializationHelper.WriteImage(bw, imageInfo.GetCreateImage());
break;
default:
SerializationHelper.WriteImage(bw, imageInfo.Image);
break;
}
return(ms.ToArray());
}
}
}