interval_budget.h (1328B)
1 /* 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. 3 * 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 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef MODULES_PACING_INTERVAL_BUDGET_H_ 12 #define MODULES_PACING_INTERVAL_BUDGET_H_ 13 14 #include <stddef.h> 15 #include <stdint.h> 16 17 namespace webrtc { 18 19 // TODO(tschumim): Reflector IntervalBudget so that we can set a under- and 20 // over-use budget in ms. 21 class IntervalBudget { 22 public: 23 explicit IntervalBudget(int initial_target_rate_kbps); 24 IntervalBudget(int initial_target_rate_kbps, bool can_build_up_underuse); 25 void set_target_rate_kbps(int target_rate_kbps); 26 27 // TODO(tschumim): Unify IncreaseBudget and UseBudget to one function. 28 void IncreaseBudget(int64_t delta_time_ms); 29 void UseBudget(size_t bytes); 30 31 size_t bytes_remaining() const; 32 double budget_ratio() const; 33 int target_rate_kbps() const; 34 35 private: 36 int target_rate_kbps_; 37 int64_t max_bytes_in_budget_; 38 int64_t bytes_remaining_; 39 bool can_build_up_underuse_; 40 }; 41 42 } // namespace webrtc 43 44 #endif // MODULES_PACING_INTERVAL_BUDGET_H_