private void streamLoop_inner(object objArgs)
{
Stopwatch frameTimer = new Stopwatch();
frameTimer.Start();
long nextFrameStart = 0;
StreamThreadArgs args = (StreamThreadArgs)objArgs;
while (!args.abortFlag.abort)
{
try
{
int sleepTime = (int)(nextFrameStart - frameTimer.ElapsedMilliseconds);
while (sleepTime > 0 || (Interlocked.Read(ref args.numSentFrames) >= Interlocked.Read(ref args.numAcknowledgedFrames) + maxUnacknowledgedFrames))
{
if (args.abortFlag.abort)
{
return;
}
Thread.Sleep(BPMath.Clamp(sleepTime, 1, 10));
sleepTime = (int)(nextFrameStart - frameTimer.ElapsedMilliseconds);
}
if (args.abortFlag.abort)
{
return;
}
nextFrameStart = frameTimer.ElapsedMilliseconds + (1000 / maxFPS);
if (streamerController == null)
{
return;
}
FragmentedImage fragmentedImage = streamerController.GetRawDesktopCapture(imgFlags, jpegQuality, args.abortFlag);
if (args.abortFlag.abort)
{
return;
}
if (fragmentedImage == null)
{
fragmentedImage = new FragmentedImage();
}
fragmentedImage.streamId = (byte)args.myStreamNumber;
using (MemoryDataStream mds = new MemoryDataStream(fragmentedImage.GetMaximumRequiredBufferSize()))
{
byte[] compressionBuffer = null;
fragmentedImage.WriteToDataStream(mds, ref compressionBuffer);
Interlocked.Increment(ref args.numSentFrames);
Send(mds.ToArray());
}
}
catch (ThreadAbortException) { throw; }
catch (Exception ex)
{
Logger.Debug(ex);
}
}
}
private void StartStreaming(byte[] buf)
{
streamThreadArgs = new StreamThreadArgs(Interlocked.Read(ref activeStreamNumber));
streamThreadArgs.streamType = (StreamType)buf[1]; // TODO: Use streamType
streamThreadArgs.displayIdx = buf[2]; // TODO: Use displayIdx
streamingThread = new Thread(streamLoop);
streamingThread.Name = "WebSocket Streaming";
streamingThread.IsBackground = true;
streamingThread.Start(streamThreadArgs);
}
