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Side by Side Diff: webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc

Issue 1413333002: system_wrappers: rename interface -> include (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Rebased again! Created 5 years, 1 month ago
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1 /* 1 /*
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
11 #include "webrtc/modules/remote_bitrate_estimator/overuse_estimator.h" 11 #include "webrtc/modules/remote_bitrate_estimator/overuse_estimator.h"
12 12
13 #include <algorithm> 13 #include <algorithm>
14 #include <assert.h> 14 #include <assert.h>
15 #include <math.h> 15 #include <math.h>
16 #include <stdlib.h> 16 #include <stdlib.h>
17 #include <string.h> 17 #include <string.h>
18 18
19 #include "webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h" 19 #include "webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h"
20 #include "webrtc/system_wrappers/interface/logging.h" 20 #include "webrtc/system_wrappers/include/logging.h"
21 21
22 namespace webrtc { 22 namespace webrtc {
23 23
24 enum { kMinFramePeriodHistoryLength = 60 }; 24 enum { kMinFramePeriodHistoryLength = 60 };
25 enum { kDeltaCounterMax = 1000 }; 25 enum { kDeltaCounterMax = 1000 };
26 26
27 OveruseEstimator::OveruseEstimator(const OverUseDetectorOptions& options) 27 OveruseEstimator::OveruseEstimator(const OverUseDetectorOptions& options)
28 : options_(options), 28 : options_(options),
29 num_of_deltas_(0), 29 num_of_deltas_(0),
30 slope_(options_.initial_slope), 30 slope_(options_.initial_slope),
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144 const double beta = pow(1 - alpha, ts_delta * 30.0 / 1000.0); 144 const double beta = pow(1 - alpha, ts_delta * 30.0 / 1000.0);
145 avg_noise_ = beta * avg_noise_ 145 avg_noise_ = beta * avg_noise_
146 + (1 - beta) * residual; 146 + (1 - beta) * residual;
147 var_noise_ = beta * var_noise_ 147 var_noise_ = beta * var_noise_
148 + (1 - beta) * (avg_noise_ - residual) * (avg_noise_ - residual); 148 + (1 - beta) * (avg_noise_ - residual) * (avg_noise_ - residual);
149 if (var_noise_ < 1) { 149 if (var_noise_ < 1) {
150 var_noise_ = 1; 150 var_noise_ = 1;
151 } 151 }
152 } 152 }
153 } // namespace webrtc 153 } // namespace webrtc
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