Xamarin.Forms.Conference.WebRTC.Droid.Opus.Encoder.ActivateFEC C# (CSharp) Method

ActivateFEC() public method

public ActivateFEC ( int packetLossPercent ) : void
packetLossPercent int
return void
        public void ActivateFEC(int packetLossPercent)
        {
            OpusLibrary.Java_aopus_OpusLibrary_encoderActivateFEC(JNIEnv.Handle, IntPtr.Zero, State, packetLossPercent);
        }

Usage Example

Esempio n. 1
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        /// <summary>
        /// Processes RTCP packets.
        /// </summary>
        /// <param name="packets">The packets to process.</param>
        public override void ProcessRTCP(RTCPPacket[] packets)
        {
            if (_Encoder != null)
            {
                foreach (var packet in packets)
                {
                    if (packet is RTCPReportPacket)
                    {
                        _ReportsReceived++;

                        var report = (RTCPReportPacket)packet;
                        foreach (var block in report.ReportBlocks)
                        {
                            Log.DebugFormat("Opus report: {0} packet loss ({1} cumulative packets lost)", block.PercentLost.ToString("P2"), block.CumulativeNumberOfPacketsLost.ToString());
                            if (block.PercentLost > 0)
                            {
                                _LosslessCount = 0;
                                _LossyCount++;
                                if (_LossyCount > 5 && _Encoder.Quality > 0.0)
                                {
                                    _LossyCount      = 0;
                                    _Encoder.Quality = MathAssistant.Max(0.0, _Encoder.Quality - 0.1);
                                    Log.InfoFormat("Decreasing Opus encoder quality to {0}.", _Encoder.Quality.ToString("P2"));
                                }
                            }
                            else
                            {
                                _LossyCount = 0;
                                _LosslessCount++;
                                if (_LosslessCount > 5 && _Encoder.Quality < 1.0)
                                {
                                    _LosslessCount   = 0;
                                    _Encoder.Quality = MathAssistant.Min(1.0, _Encoder.Quality + 0.1);
                                    Log.InfoFormat("Increasing Opus encoder quality to {0}.", _Encoder.Quality.ToString("P2"));
                                }
                            }

                            if (!DisableFEC && !FecActive && _ReportsReceived > _MinimumReportsBeforeFEC)
                            {
                                if ((block.PercentLost * 100) > PercentLossToTriggerFEC)
                                {
                                    Log.Info("Activating FEC for Opus audio stream.");
                                    _Encoder.ActivateFEC(PercentLossToTriggerFEC);
                                    FecActive = true;
                                }
                            }
                        }
                    }
                }
            }
        }