114 lines
3.3 KiB
C++
114 lines
3.3 KiB
C++
#ifndef _MT_STATISTICS_H
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#define _MT_STATISTICS_H
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#include <chrono>
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#include <map>
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#include "audio/Audio_DataWindow.h"
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#include "helper/HL_Optional.hpp"
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#include "helper/HL_Statistics.h"
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#include "jrtplib/src/rtptimeutilities.h"
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#include "jrtplib/src/rtppacket.h"
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using std::experimental::optional;
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namespace MT
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{
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template<typename T>
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struct StreamStats
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{
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T mChunk;
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T mTotal;
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};
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class JitterStatistics
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{
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public:
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void process(jrtplib::RTPPacket* packet, int samplerate);
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TestResult<float> get() const { return mJitter; }
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float getMaxDelta() const { return mMaxDelta; }
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protected:
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// Jitter calculation
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jrtplib::RTPTime mReceiveTime = jrtplib::RTPTime(0,0);
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// Last timestamp from packet in units
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uint32_t mReceiveTimestamp = 0;
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// It is classic jitter value in units
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optional<float> mLastJitter;
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// Some statistics for jitter value in seconds
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TestResult<float> mJitter;
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// Maximal delta in seconds
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float mMaxDelta = 0.0f;
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};
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class Statistics
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{
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public:
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size_t mReceived, // Received traffic in bytes
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mSent, // Sent traffic in bytes
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mReceivedRtp, // Number of received rtp packets
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mSentRtp, // Number of sent rtp packets
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mReceivedRtcp, // Number of received rtcp packets
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mSentRtcp, // Number of sent rtcp packets
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mDuplicatedRtp, // Number of received duplicated rtp packets
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mOldRtp, // Number of late rtp packets
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mPacketLoss, // Number of lost packets
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mPacketDropped, // Number of dropped packets (due to time unsync when playing)б
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mIllegalRtp; // Number of rtp packets with bad payload type
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TestResult<float> mDecodingInterval, // Average interval on call to packet decode
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mDecodeRequested, // Average amount of requested audio frames to play
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mPacketInterval; // Average interval between packet adding to jitter buffer
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int mLoss[128]; // Every item is number of loss of corresping length
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size_t mAudioTime; // Decoded/found time in milliseconds
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size_t mDecodedSize; // Number of decoded bytes
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uint16_t mSsrc; // Last known SSRC ID in a RTP stream
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ice::NetworkAddress mRemotePeer; // Last known remote RTP address
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// AMR codec bitrate switch counter
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int mBitrateSwitchCounter;
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std::string mCodecName;
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float mJitter; // Jitter
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TestResult<float> mRttDelay; // RTT delay
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// Timestamp when first RTP packet has arrived
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optional<std::chrono::system_clock::time_point> mFirstRtpTime;
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std::map<int, int> mCodecCount; // Stats on used codecs
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// It is to calculate network MOS
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void calculateBurstr(double* burstr, double* loss) const;
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double calculateMos(double maximalMos) const;
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Statistics();
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~Statistics();
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void reset();
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Statistics& operator += (const Statistics& src);
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Statistics& operator -= (const Statistics& src);
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float mNetworkMos = 0.0;
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#if defined(USE_PVQA_LIBRARY) && !defined(PVQA_SERVER)
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float mPvqaMos = 0.0;
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std::string mPvqaReport;
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#endif
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std::string toString() const;
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};
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} // end of namespace MT
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#endif
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