/* * Copyright (c) 2016 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.
*/
// Class used to limit a bitrate, making sure the average does not exceed a // maximum as measured over a sliding window. This class is thread safe; all // methods will acquire (the same) lock befeore executing. class RateLimiter { public:
RateLimiter(Clock* clock, int64_t max_window_ms);
// Try to use rate to send bytes. Returns true on success and if so updates // current rate. bool TryUseRate(size_t packet_size_bytes);
// Set the maximum bitrate, in bps, that this limiter allows to send. void SetMaxRate(uint32_t max_rate_bps);
// Set the window size over which to measure the current bitrate. // For example, irt retransmissions, this is typically the RTT. // Returns true on success and false if window_size_ms is out of range. bool SetWindowSize(int64_t window_size_ms);
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