internal SynchronousReader(Stream stream, BufferedStreamReaderConfig config)
{
this.stream = stream;
stopPrefetchAfterXBytes = config.StopPrefetchAfterXBytes;
shadowBufferSize = config.ShadowBufferSize;
totalBytesProcessed = 0;
shadowBuffer = new ShadowBufferData(shadowBufferSize);
}
internal PreFetchReader(Stream stream, BufferedStreamReaderConfig config)
{
stopPrefetchAfterXBytes = config.StopPrefetchAfterXBytes;
shadowBufferSize = config.ShadowBufferSize;
finished = false;
tokenSource = new CancellationTokenSource();
totalBytesProcessed = 0;
this.stream = stream;
finishedBuffers = new AsyncProducerConsumerQueue <ShadowBufferData>();
idleBuffers = new AsyncProducerConsumerQueue <ShadowBufferData>();
for (int f = 0; f < config.TotalPreFetchBlocks; f++)
{
idleBuffers.Enqueue(new ShadowBufferData(shadowBufferSize));
}
workerTask = Task.Run(WorkerThreadEntrypoint);
}
public BufferedStreamReader(Stream stream, BufferedStreamReaderConfig config)
{
this.stream = stream;
this.config = config;
innerStreamStartPos = stream.CanSeek ? stream.Position : 0;
currentShadowBufferSize = config.ShadowBufferSize;
totBytesRead = 0;
if (config.UsePreFetch)
{
reader = new PreFetchReader(stream, config);
}
else
{
reader = new SynchronousReader(stream, config);
}
shadowBuffer = null;
FillShadowBuffer();
}
