webrtc/sdk/objc/Framework/Classes/RTCAudioSource.mm

/*
 *  Copyright 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.
 */

#import "RTCAudioSource+Private.h"

#include "webrtc/base/checks.h"

@implementation RTCAudioSource {
  rtc::scoped_refptr<webrtc::AudioSourceInterface> _nativeAudioSource;
}

@synthesize volume = _volume;

- (instancetype)initWithNativeAudioSource:
    (rtc::scoped_refptr<webrtc::AudioSourceInterface>)nativeAudioSource {
  RTC_DCHECK(nativeAudioSource);
  if (self = [super initWithNativeMediaSource:nativeAudioSource
                                         type:RTCMediaSourceTypeAudio]) {
    _nativeAudioSource = nativeAudioSource;
  }
  return self;
}

- (instancetype)initWithNativeMediaSource:
    (rtc::scoped_refptr<webrtc::MediaSourceInterface>)nativeMediaSource
                                     type:(RTCMediaSourceType)type {
  RTC_NOTREACHED();
  return nil;
}

- (NSString *)description {
  NSString *stateString = [[self class] stringForState:self.state];
  return [NSString stringWithFormat:@"RTCAudioSource( %p ): %@", self, stateString];
}

- (void)setVolume:(double)volume {
  _volume = volume;
  _nativeAudioSource->SetVolume(volume);
}

#pragma mark - Private

- (rtc::scoped_refptr<webrtc::AudioSourceInterface>)nativeAudioSource {
  return _nativeAudioSource;
}

@end