public HashChecksumTranscodingStream(Stream innerStream, IStreamHashGenerator streamHashGenerator)
{
if (!innerStream.CanWrite || !innerStream.CanRead || !innerStream.CanSeek)
{
throw new ArgumentException("Inner stream must be seekable, readable and writable", "innerStream");
}
this.innerStream = innerStream;
this.streamHashGenerator = streamHashGenerator;
this.bufferStream = new MemoryStream();
innerStream.Position = 0;
innerStream.CopyTo(this.bufferStream);
this.bufferStream.Position = innerStream.Position;
}
public HashChecksumTranscodingStreamFactory(IStreamHashGenerator streamHashGenerator, ITranscodingStreamFactory transcodingStreamFactory)
{
this.streamHashGenerator = streamHashGenerator;
this.transcodingStreamFactory = transcodingStreamFactory;
}
public HashChecksumTranscodingStreamFactory(IStreamHashGenerator streamHashGenerator)
: this(streamHashGenerator, new PassThroughTranscodingStreamFactory())
{
}