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a12c42a6b2
Usage replaced with stdint.h, rtc_base/system/arch.h and rtc_base/system/unused.h, as appropriate. Bug: webrtc:6854 Change-Id: I97225465d14b969903d92979e2df3c3c05d35f18 Reviewed-on: https://webrtc-review.googlesource.com/90249 Reviewed-by: Niklas Enbom <niklas.enbom@webrtc.org> Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#24100}
61 lines
2 KiB
C++
61 lines
2 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_REMOTE_BITRATE_ESTIMATOR_OVERUSE_DETECTOR_H_
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#define MODULES_REMOTE_BITRATE_ESTIMATOR_OVERUSE_DETECTOR_H_
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#include <list>
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#include "modules/include/module_common_types.h"
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#include "modules/remote_bitrate_estimator/include/bwe_defines.h"
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#include "rtc_base/constructormagic.h"
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namespace webrtc {
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bool AdaptiveThresholdExperimentIsDisabled();
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class OveruseDetector {
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public:
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OveruseDetector();
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virtual ~OveruseDetector();
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// Update the detection state based on the estimated inter-arrival time delta
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// offset. |timestamp_delta| is the delta between the last timestamp which the
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// estimated offset is based on and the last timestamp on which the last
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// offset was based on, representing the time between detector updates.
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// |num_of_deltas| is the number of deltas the offset estimate is based on.
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// Returns the state after the detection update.
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BandwidthUsage Detect(double offset,
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double timestamp_delta,
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int num_of_deltas,
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int64_t now_ms);
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// Returns the current detector state.
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BandwidthUsage State() const;
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private:
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void UpdateThreshold(double modified_offset, int64_t now_ms);
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void InitializeExperiment();
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bool in_experiment_;
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double k_up_;
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double k_down_;
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double overusing_time_threshold_;
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double threshold_;
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int64_t last_update_ms_;
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double prev_offset_;
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double time_over_using_;
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int overuse_counter_;
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BandwidthUsage hypothesis_;
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RTC_DISALLOW_COPY_AND_ASSIGN(OveruseDetector);
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};
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} // namespace webrtc
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#endif // MODULES_REMOTE_BITRATE_ESTIMATOR_OVERUSE_DETECTOR_H_
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