blob: 15d06760a60627e733a13aac4e887107f891a4cf [file] [log] [blame]
/*
* Copyright (c) 2017 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.
*
*/
#ifndef WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_MAX_BANDWIDTH_FILTER_H_
#define WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_MAX_BANDWIDTH_FILTER_H_
#include <climits>
#include <list>
#include <map>
#include <memory>
#include <utility>
#include <vector>
#include "webrtc/logging/rtc_event_log/mock/mock_rtc_event_log.h"
#include "webrtc/modules/remote_bitrate_estimator/include/send_time_history.h"
#include "webrtc/modules/remote_bitrate_estimator/test/bwe.h"
namespace webrtc {
namespace testing {
namespace bwe {
class MaxBandwidthFilter {
public:
// Number of rounds for bandwidth estimate to expire.
static const size_t kBandwidthWindowFilterSize = 10;
MaxBandwidthFilter();
~MaxBandwidthFilter();
int64_t max_bandwidth_estimate_bps() { return max_bandwidth_estimate_bps_; }
// Adds bandwidth sample to the bandwidth filter.
void AddBandwidthSample(int64_t sample, int64_t round);
// Checks if bandwidth has grown by certain multiplier for past x rounds,
// to decide whether or full bandwidth was reached.
bool FullBandwidthReached(float growth_target, int max_rounds_without_growth);
private:
int64_t bandwidth_last_round_bytes_per_ms_;
int64_t max_bandwidth_estimate_bps_;
int64_t rounds_without_growth_;
std::pair<int64_t, size_t> bandwidth_samples_[3];
};
} // namespace bwe
} // namespace testing
} // namespace webrtc
#endif // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_MAX_BANDWIDTH_FILTER_H_