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- /*
- * Copyright 2015 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.
- */
- #import <Foundation/Foundation.h>
- /** Class used to estimate bitrate based on byte count. It is expected that
- * byte count is monotonocially increasing. This class tracks the times that
- * byte count is updated, and measures the bitrate based on the byte difference
- * over the interval between updates.
- */
- @interface ARDBitrateTracker : NSObject
- /** The bitrate in bits per second. */
- @property(nonatomic, readonly) double bitrate;
- /** The bitrate as a formatted string in bps, Kbps or Mbps. */
- @property(nonatomic, readonly) NSString *bitrateString;
- /** Converts the bitrate to a readable format in bps, Kbps or Mbps. */
- + (NSString *)bitrateStringForBitrate:(double)bitrate;
- /** Updates the tracked bitrate with the new byte count. */
- - (void)updateBitrateWithCurrentByteCount:(NSInteger)byteCount;
- @end
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