webrtc/modules/audio_device/ios/objc/RTCAudioSessionDelegateAdapter.mm
Mirko Bonadei 92ea95e34a Fixing WebRTC after moving from src/webrtc to src/
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC
from src/webrtc to src/ (in order to preserve an healthy git history).
This CL takes care of fixing header guards, #include paths, etc...

NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
TBR=tommi@webrtc.org


Bug: chromium:611808
Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578
Reviewed-on: https://webrtc-review.googlesource.com/1561
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#19846}
2017-09-15 05:02:56 +00:00

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/*
* 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 "modules/audio_device/ios/objc/RTCAudioSessionDelegateAdapter.h"
#include "modules/audio_device/ios/audio_session_observer.h"
#import "WebRTC/RTCLogging.h"
@implementation RTCAudioSessionDelegateAdapter {
webrtc::AudioSessionObserver *_observer;
}
- (instancetype)initWithObserver:(webrtc::AudioSessionObserver *)observer {
NSParameterAssert(observer);
if (self = [super init]) {
_observer = observer;
}
return self;
}
#pragma mark - RTCAudioSessionDelegate
- (void)audioSessionDidBeginInterruption:(RTCAudioSession *)session {
_observer->OnInterruptionBegin();
}
- (void)audioSessionDidEndInterruption:(RTCAudioSession *)session
shouldResumeSession:(BOOL)shouldResumeSession {
_observer->OnInterruptionEnd();
}
- (void)audioSessionDidChangeRoute:(RTCAudioSession *)session
reason:(AVAudioSessionRouteChangeReason)reason
previousRoute:(AVAudioSessionRouteDescription *)previousRoute {
switch (reason) {
case AVAudioSessionRouteChangeReasonUnknown:
case AVAudioSessionRouteChangeReasonNewDeviceAvailable:
case AVAudioSessionRouteChangeReasonOldDeviceUnavailable:
case AVAudioSessionRouteChangeReasonCategoryChange:
// It turns out that we see a category change (at least in iOS 9.2)
// when making a switch from a BT device to e.g. Speaker using the
// iOS Control Center and that we therefore must check if the sample
// rate has changed. And if so is the case, restart the audio unit.
case AVAudioSessionRouteChangeReasonOverride:
case AVAudioSessionRouteChangeReasonWakeFromSleep:
case AVAudioSessionRouteChangeReasonNoSuitableRouteForCategory:
_observer->OnValidRouteChange();
break;
case AVAudioSessionRouteChangeReasonRouteConfigurationChange:
// The set of input and output ports has not changed, but their
// configuration has, e.g., a ports selected data source has
// changed. Ignore this type of route change since we are focusing
// on detecting headset changes.
RTCLog(@"Ignoring RouteConfigurationChange");
break;
}
}
- (void)audioSessionMediaServerTerminated:(RTCAudioSession *)session {
}
- (void)audioSessionMediaServerReset:(RTCAudioSession *)session {
}
- (void)audioSession:(RTCAudioSession *)session
didChangeCanPlayOrRecord:(BOOL)canPlayOrRecord {
_observer->OnCanPlayOrRecordChange(canPlayOrRecord);
}
- (void)audioSessionDidStartPlayOrRecord:(RTCAudioSession *)session {
}
- (void)audioSessionDidStopPlayOrRecord:(RTCAudioSession *)session {
}
- (void)audioSession:(RTCAudioSession *)audioSession
didChangeOutputVolume:(float)outputVolume {
_observer->OnChangedOutputVolume();
}
@end