private FrameSet HandleSingleFrameProcessingBlocks(FrameSet frameSet, FrameSource frameSource, FramesReleaser framesReleaser, RsProcessingBlock videoProcessingBlock, Action <Frame> handleFrame)
{
// single frame filters
List <Frame> processedFrames = new List <Frame>();
foreach (var frame in frameSet)
{
var currFrame = ApplyFilter(frame, frameSource, framesReleaser, videoProcessingBlock, handleFrame);
// cache the pocessed frame
processedFrames.Add(currFrame);
if (frame != currFrame)
{
frame.Dispose();
}
}
// Combine the frames into a single frameset
var newFrameSet = frameSource.AllocateCompositeFrame(framesReleaser, processedFrames.ToArray());
foreach (var f in processedFrames)
{
f.Dispose();
}
return(newFrameSet);
}
public override Frame Process(Frame frame, FrameSource frameSource, FramesReleaser releaser)
{
lock (_lock)
{
using (var frameset = FrameSet.FromFrame(frame))
{
using (var depth = frameset.DepthFrame)
{
using (var texture = frameset.FirstOrDefault <VideoFrame>(_textureStream))
{
_videoStreamFilter[depth.Profile.Stream].CopyProfile(depth);
_videoStreamFilter[texture.Profile.Stream].CopyProfile(texture);
if (_currVideoStreamFilter.Count == 0 ||
!_currVideoStreamFilter[depth.Profile.Stream].Equals(_videoStreamFilter[depth.Profile.Stream]) ||
!_currVideoStreamFilter[texture.Profile.Stream].Equals(_videoStreamFilter[texture.Profile.Stream]))
{
ResetProcessingBlock();
_currVideoStreamFilter[depth.Profile.Stream] = new RsVideoStreamRequest(depth);
_currVideoStreamFilter[texture.Profile.Stream] = new RsVideoStreamRequest(texture);
}
var points = _pb.Calculate(depth, releaser);
_pb.MapTexture(texture);
return(frameSource.AllocateCompositeFrame(releaser, depth, points).AsFrame());
}
}
}
}
}
public override Frame Process(Frame frame, FrameSource frameSource)
{
if (frame.IsComposite)
{
using (var fs = FrameSet.FromFrame(frame))
using (var depth = fs.DepthFrame)
{
var v = ApplyFilter(depth, frameSource);
// return v;
// find and remove the original depth frame
var frames = new List <Frame>();
foreach (var f in fs)
{
using (var p1 = f.Profile)
if (p1.Stream == Stream.Depth && p1.Format == Format.Z16)
{
f.Dispose();
continue;
}
frames.Add(f);
}
frames.Add(v);
var res = frameSource.AllocateCompositeFrame(frames);
frames.ForEach(f => f.Dispose());
using (res)
return(res.AsFrame());
}
}
if (frame is DepthFrame)
{
return(ApplyFilter(frame as DepthFrame, frameSource));
}
return(frame);
}