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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 */ |
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231 bitrate_kbps_ = std::min(bitrate_kbps_, kMaxBitrateKbps); | 231 bitrate_kbps_ = std::min(bitrate_kbps_, kMaxBitrateKbps); |
232 bitrate_kbps_ = std::max(bitrate_kbps_, kMinBitrateKbps); | 232 bitrate_kbps_ = std::max(bitrate_kbps_, kMinBitrateKbps); |
233 | 233 |
234 observer_->OnNetworkChanged(1000 * bitrate_kbps_, 0, rtt_ms); | 234 observer_->OnNetworkChanged(1000 * bitrate_kbps_, 0, rtt_ms); |
235 } | 235 } |
236 | 236 |
237 int64_t NadaBweSender::TimeUntilNextProcess() { | 237 int64_t NadaBweSender::TimeUntilNextProcess() { |
238 return 100; | 238 return 100; |
239 } | 239 } |
240 | 240 |
241 int NadaBweSender::Process() { | 241 void NadaBweSender::Process() { |
242 return 0; | |
243 } | 242 } |
244 | 243 |
245 void NadaBweSender::AcceleratedRampUp(const NadaFeedback& fb) { | 244 void NadaBweSender::AcceleratedRampUp(const NadaFeedback& fb) { |
246 const int kMaxRampUpQueuingDelayMs = 50; // Referred as T_th. | 245 const int kMaxRampUpQueuingDelayMs = 50; // Referred as T_th. |
247 const float kGamma0 = 0.5f; // Referred as gamma_0. | 246 const float kGamma0 = 0.5f; // Referred as gamma_0. |
248 | 247 |
249 float gamma = | 248 float gamma = |
250 std::min(kGamma0, static_cast<float>(kMaxRampUpQueuingDelayMs) / | 249 std::min(kGamma0, static_cast<float>(kMaxRampUpQueuingDelayMs) / |
251 (min_round_trip_time_ms_ + min_feedback_delay_ms_)); | 250 (min_round_trip_time_ms_ + min_feedback_delay_ms_)); |
252 | 251 |
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280 (kTheta - (bitrate_kbps_ - kMinBitrateKbps) * x_hat)) / | 279 (kTheta - (bitrate_kbps_ - kMinBitrateKbps) * x_hat)) / |
281 (kTauOMs * kTauOMs) + | 280 (kTauOMs * kTauOMs) + |
282 0.5f); | 281 0.5f); |
283 | 282 |
284 bitrate_kbps_ = bitrate_kbps_ + smoothing_factor * original_increase; | 283 bitrate_kbps_ = bitrate_kbps_ + smoothing_factor * original_increase; |
285 } | 284 } |
286 | 285 |
287 } // namespace bwe | 286 } // namespace bwe |
288 } // namespace testing | 287 } // namespace testing |
289 } // namespace webrtc | 288 } // namespace webrtc |
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