multimedia/client/webrtc_demo/third/include/modules/pacing/interval_budget.h

45 lines
1.3 KiB
C++

/*
* 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.
*/
#ifndef MODULES_PACING_INTERVAL_BUDGET_H_
#define MODULES_PACING_INTERVAL_BUDGET_H_
#include <stddef.h>
#include <stdint.h>
namespace webrtc {
// TODO(tschumim): Reflector IntervalBudget so that we can set a under- and
// over-use budget in ms.
class IntervalBudget {
public:
explicit IntervalBudget(int initial_target_rate_kbps);
IntervalBudget(int initial_target_rate_kbps, bool can_build_up_underuse);
void set_target_rate_kbps(int target_rate_kbps);
// TODO(tschumim): Unify IncreaseBudget and UseBudget to one function.
void IncreaseBudget(int64_t delta_time_ms);
void UseBudget(size_t bytes);
size_t bytes_remaining() const;
double budget_ratio() const;
int target_rate_kbps() const;
private:
int target_rate_kbps_;
int64_t max_bytes_in_budget_;
int64_t bytes_remaining_;
bool can_build_up_underuse_;
};
} // namespace webrtc
#endif // MODULES_PACING_INTERVAL_BUDGET_H_