bool IReader.TryRead(out Block block)
{
if (sourceStream.Length > sourceStream.Position)
{
var buffer = new byte[GZipTools.GetSizeInfo(sourceStream)];
sourceStream.Read(buffer, 0, buffer.Length);
block = new Block(buffer, TotalBlockRead++);
return(true);
}
block = null;
return(false);
}
Block IProcessor.Process(Block block)
{
Block processedBlock;
using (var compressedDataStream = new MemoryStream())
{
using (var GZipStream = new GZipStream(compressedDataStream, CompressionMode.Compress))
{
GZipStream.Write(block.Data, 0, block.Size);
}
processedBlock = new Block(GZipTools.AddSizeInfo(compressedDataStream.ToArray()), block.Number);
}
TotalBlockProcessed++;
return(processedBlock);
}