| /* |
| * Copyright (c) 2012 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_REMOTE_RATE_CONTROL_H_ |
| #define WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_REMOTE_RATE_CONTROL_H_ |
| |
| #include "webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h" |
| #include "webrtc/modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h" |
| |
| namespace webrtc { |
| |
| class RemoteRateControl { |
| public: |
| static RemoteRateControl* Create(RateControlType control_type, |
| uint32_t min_bitrate_bps); |
| |
| virtual ~RemoteRateControl() {} |
| |
| // Returns true if there is a valid estimate of the incoming bitrate, false |
| // otherwise. |
| virtual bool ValidEstimate() const = 0; |
| virtual RateControlType GetControlType() const = 0; |
| virtual uint32_t GetMinBitrate() const = 0; |
| virtual int64_t GetFeedbackInterval() const = 0; |
| |
| // Returns true if the bitrate estimate hasn't been changed for more than |
| // an RTT, or if the incoming_bitrate is more than 5% above the current |
| // estimate. Should be used to decide if we should reduce the rate further |
| // when over-using. |
| virtual bool TimeToReduceFurther(int64_t time_now, |
| uint32_t incoming_bitrate_bps) const = 0; |
| virtual uint32_t LatestEstimate() const = 0; |
| virtual uint32_t UpdateBandwidthEstimate(int64_t now_ms) = 0; |
| virtual void SetRtt(int64_t rtt) = 0; |
| virtual RateControlRegion Update(const RateControlInput* input, |
| int64_t now_ms) = 0; |
| virtual void SetEstimate(int bitrate_bps, int64_t time_now_ms) = 0; |
| |
| protected: |
| static const int64_t kMaxFeedbackIntervalMs; |
| }; |
| } // namespace webrtc |
| |
| #endif // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_REMOTE_RATE_CONTROL_H_ |