af35f833b7
Bug: b/38018041 Change-Id: I8490a8ab51db14d3f4f42e128e47303e3710f63f Reviewed-on: https://chromium-review.googlesource.com/536755 Commit-Queue: Henrik Andreasson <henrika@webrtc.org> Reviewed-by: Minyue Li <minyue@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18629}
43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
/*
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* Copyright 2016 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_AUDIO_DEVICE_IOS_AUDIO_SESSION_OBSERVER_H_
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#define WEBRTC_MODULES_AUDIO_DEVICE_IOS_AUDIO_SESSION_OBSERVER_H_
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#include "webrtc/base/asyncinvoker.h"
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#include "webrtc/base/thread.h"
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namespace webrtc {
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// Observer interface for listening to AVAudioSession events.
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class AudioSessionObserver {
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public:
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// Called when audio session interruption begins.
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virtual void OnInterruptionBegin() = 0;
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// Called when audio session interruption ends.
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virtual void OnInterruptionEnd() = 0;
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// Called when audio route changes.
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virtual void OnValidRouteChange() = 0;
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// Called when the ability to play or record changes.
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virtual void OnCanPlayOrRecordChange(bool can_play_or_record) = 0;
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virtual void OnChangedOutputVolume() = 0;
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protected:
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virtual ~AudioSessionObserver() {}
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_AUDIO_DEVICE_IOS_AUDIO_SESSION_OBSERVER_H_
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