| /* | 
 |  *  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 "RTCMacros.h" | 
 | #import "RTCMediaStreamTrack.h" | 
 |  | 
 | NS_ASSUME_NONNULL_BEGIN | 
 |  | 
 | @class RTC_OBJC_TYPE(RTCAudioSource); | 
 |  | 
 | RTC_OBJC_EXPORT | 
 | @interface RTC_OBJC_TYPE (RTCAudioTrack) : RTC_OBJC_TYPE(RTCMediaStreamTrack) | 
 |  | 
 | - (instancetype)init NS_UNAVAILABLE; | 
 |  | 
 | /** The audio source for this audio track. */ | 
 | @property(nonatomic, readonly) RTC_OBJC_TYPE(RTCAudioSource) * source; | 
 |  | 
 | @end | 
 |  | 
 | NS_ASSUME_NONNULL_END |