private static MemoryStream GetDecompressedMemoryStream(string id)
{
if (string.IsNullOrEmpty(id))
{
throw new InvalidIdEmptyException();
}
byte[] array = Convert.FromBase64String(id);
if (array.Length == 0)
{
throw new InvalidIdEmptyException();
}
CompressionId compressionId = (CompressionId)array[0];
if (compressionId != CompressionId.NoCompression && compressionId != CompressionId.RleCompression)
{
ServiceIdConverter.TraceDebug("[IdConverter::IsPublicFolder] Invalid compression id");
throw new InvalidIdMalformedException();
}
IIdCompressor idCompressor2;
if (compressionId != CompressionId.RleCompression)
{
IIdCompressor idCompressor = ServiceIdConverter.passthruCompressor;
idCompressor2 = idCompressor;
}
else
{
idCompressor2 = ServiceIdConverter.rleCompressor;
}
IIdCompressor idCompressor3 = idCompressor2;
return(idCompressor3.Decompress(array, 1024));
}
/// <summary>
/// Generates a hash code for the current instance.
/// </summary>
/// <returns>
/// A <see cref="int" /> value containing the hash code for
/// the current instance.
/// </returns>
public override int GetHashCode()
{
unchecked {
return((int)(HeaderSize ^ width ^ height ^ Planes ^
BitCount ^ CompressionId.ToUInt() ^
ImageSize ^ XPixelsPerMeter ^
YPixelsPerMeter ^ ColorsUsed ^
ImportantColors));
}
}
