public override ImageData Read(IBinaryStream stream, ImageMetaData info)
{
var meta = (GyuMetaData)info;
if (0 == meta.Key)
{
bool got_key = false;
var name = Path.GetFileNameWithoutExtension(meta.FileName);
int num;
if (int.TryParse(name, out num))
{
if (null == CurrentMap)
{
CurrentMap = QueryScheme();
}
got_key = CurrentMap != null && CurrentMap.TryGetValue(num, out meta.Key);
}
if (!got_key)
{
CurrentMap = null;
throw new UnknownEncryptionScheme("Unknown image encryption key");
}
}
var reader = new GyuReader(stream.AsStream, meta);
reader.Unpack();
return(ImageData.CreateFlipped(meta, reader.Format, reader.Palette, reader.Data, reader.Stride));
}
public override ImageData Read(Stream stream, ImageMetaData info)
{
var meta = (GyuMetaData)info;
if (0 == meta.Key)
{
throw new UnknownEncryptionScheme("Unknown image encryption key");
}
var reader = new GyuReader(stream, meta);
reader.Unpack();
return(ImageData.CreateFlipped(meta, reader.Format, reader.Palette, reader.Data, reader.Stride));
}
public override ImageData Read(IBinaryStream stream, ImageMetaData info)
{
var meta = (GyuMetaData)info;
if (0 == meta.Key)
{
object token = null;
if (null == CurrentMap)
{
CurrentMap = QueryScheme();
}
if (CurrentMap != null)
{
var name = Path.GetFileNameWithoutExtension(meta.FileName);
int num;
if (int.TryParse(name, out num) && CurrentMap.Contains(num))
{
token = num;
}
else if (CurrentMap.Contains(name))
{
token = name;
}
}
if (null == token)
{
CurrentMap = null;
throw new UnknownEncryptionScheme("Unknown image encryption key");
}
meta.Key = (uint)CurrentMap[token];
}
var reader = new GyuReader(stream.AsStream, meta);
reader.Unpack();
return(ImageData.CreateFlipped(meta, reader.Format, reader.Palette, reader.Data, reader.Stride));
}
