/// <summary>
/// Records a <c>ReplayBodyFrame</c>.
/// </summary>
/// <param name="frame">The frame.</param>
public async Task RecordAsync(ReplayBodyFrame frame)
{
if (_writer.BaseStream == null || _writer.BaseStream.CanWrite == false)
return;
await Task.Run(() =>
{
try
{
// Header
_writer.Write((int)frame.FrameType);
_writer.Write(frame.RelativeTime.TotalMilliseconds);
// Data
using (var dataStream = new MemoryStream())
{
using (var dataWriter = new BinaryWriter(dataStream))
{
dataWriter.Write(frame.BodyCount);
dataWriter.Write(frame.FloorClipPlane.W);
dataWriter.Write(frame.FloorClipPlane.X);
dataWriter.Write(frame.FloorClipPlane.Y);
dataWriter.Write(frame.FloorClipPlane.Z);
int trackedBodyCount = 0;
for (var i = 0; i < frame.BodyCount; i++)
{
if (RecordBody(frame.Bodies[i], dataWriter))
trackedBodyCount++;
}
// Reset frame data stream
dataWriter.Flush();
dataStream.Position = 0;
// Write FrameSize
_writer.Write(dataStream.Length);
// Write actual frame data
dataStream.CopyTo(_writer.BaseStream);
// Write end of frame marker
_writer.Write(ReplayFrame.EndOfFrameMarker);
System.Diagnostics.Debug.WriteLine(" (recorded {0} tracked bodies)", trackedBodyCount);
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
});
}
/// <summary>
/// Used in "Manual" mode to record a single <c>BodyFrame</c> if
/// the body frame data has already been retrieved from the frame.
/// </summary>
public void RecordFrame(BodyFrame frame, Body[] bodies)
{
if (!_isStarted)
throw new InvalidOperationException("Cannot record frames unless the KinectRecorder is started.");
if (frame != null)
{
var replayFrame = new ReplayBodyFrame(frame, bodies);
if (MapDepthPositions)
{
replayFrame.MapDepthPositions();
}
if (MapColorPositions)
{
replayFrame.MapColorPositions();
}
_recordQueue.Enqueue(replayFrame);
System.Diagnostics.Debug.WriteLine("+++ Enqueued Body Frame ({0})", _recordQueue.Count);
}
else
{
System.Diagnostics.Debug.WriteLine("!!! FRAME SKIPPED (Body in KinectRecorder)");
}
}
private void bodyReplay_FrameArrived(ReplayBodyFrame frame)
{
if (BodyFrameArrived != null)
BodyFrameArrived(this, new ReplayFrameArrivedEventArgs<ReplayBodyFrame> { Frame = frame });
}
