Accord.Video.AsyncVideoSource.nestedVideoSource_NewFrame C# (CSharp) Method

        private void nestedVideoSource_NewFrame(object sender, NewFrameEventArgs eventArgs)
        {
            // don't even try doing something if there are no clients
            if (NewFrame == null)
                return;

            if (skipFramesIfBusy)
            {
                if (!isProcessingThreadAvailable.WaitOne(0, false))
                {
                    // return in the case if image processing thread is still busy and
                    // we are allowed to skip frames
                    return;
                }
            }
            else
            {
                // make sure image processing thread is available in the case we cannot skip frames
                isProcessingThreadAvailable.WaitOne();
            }

            // pass the image to processing frame and exit
            lastVideoFrame = CloneImage(eventArgs.Frame);
            isNewFrameAvailable.Set();
        }