blob: 197bf223c8770d4b053f6d4102abae455d72ad4e [file] [log] [blame]
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include "bwe_defines.h"
#include "typedefs.h"
#ifdef MATLAB
#include "../test/BWEStandAlone/MatlabPlot.h"
namespace webrtc {
class RemoteRateControl
WebRtc_Word32 SetConfiguredBitRates(WebRtc_UWord32 minBitRate,
WebRtc_UWord32 maxBitRate);
WebRtc_UWord32 LatestEstimate() const;
WebRtc_UWord32 UpdateBandwidthEstimate(WebRtc_UWord32 RTT,
WebRtc_Word64 nowMS);
RateControlRegion Update(const RateControlInput& input, bool& firstOverUse,
WebRtc_Word64 nowMS);
void Reset();
// Returns true if there is a valid estimate of the incoming bitrate, false
// otherwise.
bool ValidEstimate() const;
WebRtc_UWord32 ChangeBitRate(WebRtc_UWord32 currentBitRate,
WebRtc_UWord32 incomingBitRate,
double delayFactor, WebRtc_UWord32 RTT,
WebRtc_Word64 nowMS);
double RateIncreaseFactor(WebRtc_Word64 nowMs,
WebRtc_Word64 lastMs,
WebRtc_UWord32 reactionTimeMs,
double noiseVar) const;
void UpdateChangePeriod(WebRtc_Word64 nowMs);
void UpdateMaxBitRateEstimate(float incomingBitRateKbps);
void ChangeState(const RateControlInput& input, WebRtc_Word64 nowMs);
void ChangeState(RateControlState newState);
void ChangeRegion(RateControlRegion region);
static void StateStr(RateControlState state, char* str);
static void StateStr(BandwidthUsage state, char* str);
WebRtc_UWord32 _minConfiguredBitRate;
WebRtc_UWord32 _maxConfiguredBitRate;
WebRtc_UWord32 _currentBitRate;
WebRtc_UWord32 _maxHoldRate;
float _avgMaxBitRate;
float _varMaxBitRate;
RateControlState _rcState;
RateControlState _cameFromState;
RateControlRegion _rcRegion;
WebRtc_Word64 _lastBitRateChange;
RateControlInput _currentInput;
bool _updated;
WebRtc_Word64 _timeFirstIncomingEstimate;
bool _initializedBitRate;
float _avgChangePeriod;
WebRtc_Word64 _lastChangeMs;
float _beta;
#ifdef MATLAB
MatlabPlot *_plot1;
MatlabPlot *_plot2;
} // namespace webrtc