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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 "RTCAudioTrack+Private.h"
#import "RTCAudioSource+Private.h"
#import "RTCMediaStreamTrack+Private.h"
#import "RTCPeerConnectionFactory+Private.h"
#import "helpers/NSString+StdString.h"
#include "rtc_base/checks.h"
@implementation RTC_OBJC_TYPE (RTCAudioTrack)
@synthesize source = _source;
- (instancetype)initWithFactory:(RTC_OBJC_TYPE(RTCPeerConnectionFactory) *)factory
source:(RTC_OBJC_TYPE(RTCAudioSource) *)source
trackId:(NSString *)trackId {
RTC_DCHECK(factory);
RTC_DCHECK(source);
RTC_DCHECK(trackId.length);
std::string nativeId = [NSString stdStringForString:trackId];
rtc::scoped_refptr<webrtc::AudioTrackInterface> track =
factory.nativeFactory->CreateAudioTrack(nativeId, source.nativeAudioSource.get());
if (self = [self initWithFactory:factory nativeTrack:track type:RTCMediaStreamTrackTypeAudio]) {
_source = source;
}
return self;
}
- (instancetype)initWithFactory:(RTC_OBJC_TYPE(RTCPeerConnectionFactory) *)factory
nativeTrack:(rtc::scoped_refptr<webrtc::MediaStreamTrackInterface>)nativeTrack
type:(RTCMediaStreamTrackType)type {
NSParameterAssert(factory);
NSParameterAssert(nativeTrack);
NSParameterAssert(type == RTCMediaStreamTrackTypeAudio);
return [super initWithFactory:factory nativeTrack:nativeTrack type:type];
}
- (RTC_OBJC_TYPE(RTCAudioSource) *)source {
if (!_source) {
rtc::scoped_refptr<webrtc::AudioSourceInterface> source(self.nativeAudioTrack->GetSource());
if (source) {
_source = [[RTC_OBJC_TYPE(RTCAudioSource) alloc] initWithFactory:self.factory
nativeAudioSource:source];
}
}
return _source;
}
#pragma mark - Private
- (rtc::scoped_refptr<webrtc::AudioTrackInterface>)nativeAudioTrack {
return rtc::scoped_refptr<webrtc::AudioTrackInterface>(
static_cast<webrtc::AudioTrackInterface *>(self.nativeTrack.get()));
}
@end