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| 1 /* | 1 /* |
| 2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2015 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 | 11 |
| 12 // Implementation of Network-Assisted Dynamic Adaptation's (NADA's) proposal. | 12 // Implementation of Network-Assisted Dynamic Adaptation's (NADA's) proposal. |
| 13 // Version according to Draft Document (mentioned in references) | 13 // Version according to Draft Document (mentioned in references) |
| 14 // http://tools.ietf.org/html/draft-zhu-rmcat-nada-06 | 14 // http://tools.ietf.org/html/draft-zhu-rmcat-nada-06 |
| 15 // From March 26, 2015. | 15 // From March 26, 2015. |
| 16 | 16 |
| 17 #include <math.h> | 17 #include <math.h> |
| 18 #include <algorithm> | 18 #include <algorithm> |
| 19 #include <vector> | 19 #include <vector> |
| 20 | 20 |
| 21 #include "webrtc/base/common.h" | 21 #include "webrtc/base/common.h" |
| 22 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/nada.h" | 22 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/nada.h" |
| 23 #include "webrtc/modules/remote_bitrate_estimator/test/bwe_test_logging.h" | 23 #include "webrtc/modules/remote_bitrate_estimator/test/bwe_test_logging.h" |
| 24 #include "webrtc/modules/rtp_rtcp/interface/receive_statistics.h" | 24 #include "webrtc/modules/rtp_rtcp/include/receive_statistics.h" |
| 25 | 25 |
| 26 namespace webrtc { | 26 namespace webrtc { |
| 27 namespace testing { | 27 namespace testing { |
| 28 namespace bwe { | 28 namespace bwe { |
| 29 | 29 |
| 30 const int64_t NadaBweReceiver::kReceivingRateTimeWindowMs = 500; | 30 const int64_t NadaBweReceiver::kReceivingRateTimeWindowMs = 500; |
| 31 | 31 |
| 32 NadaBweReceiver::NadaBweReceiver(int flow_id) | 32 NadaBweReceiver::NadaBweReceiver(int flow_id) |
| 33 : BweReceiver(flow_id, kReceivingRateTimeWindowMs), | 33 : BweReceiver(flow_id, kReceivingRateTimeWindowMs), |
| 34 clock_(0), | 34 clock_(0), |
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| 278 (kTheta - (bitrate_kbps_ - kMinBitrateKbps) * x_hat)) / | 278 (kTheta - (bitrate_kbps_ - kMinBitrateKbps) * x_hat)) / |
| 279 (kTauOMs * kTauOMs) + | 279 (kTauOMs * kTauOMs) + |
| 280 0.5f); | 280 0.5f); |
| 281 | 281 |
| 282 bitrate_kbps_ = bitrate_kbps_ + smoothing_factor * original_increase; | 282 bitrate_kbps_ = bitrate_kbps_ + smoothing_factor * original_increase; |
| 283 } | 283 } |
| 284 | 284 |
| 285 } // namespace bwe | 285 } // namespace bwe |
| 286 } // namespace testing | 286 } // namespace testing |
| 287 } // namespace webrtc | 287 } // namespace webrtc |
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