62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/*
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* Copyright (c) 2015 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_AUDIO_AUDIO_STATE_H_
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#define WEBRTC_AUDIO_AUDIO_STATE_H_
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#include "webrtc/audio_state.h"
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#include "webrtc/audio/scoped_voe_interface.h"
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#include "webrtc/base/constructormagic.h"
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#include "webrtc/base/criticalsection.h"
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#include "webrtc/base/thread_checker.h"
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#include "webrtc/voice_engine/include/voe_base.h"
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namespace webrtc {
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namespace internal {
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class AudioState final : public webrtc::AudioState,
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public webrtc::VoiceEngineObserver {
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public:
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explicit AudioState(const AudioState::Config& config);
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~AudioState() override;
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VoiceEngine* voice_engine();
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bool typing_noise_detected() const;
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private:
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// rtc::RefCountInterface implementation.
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int AddRef() const override;
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int Release() const override;
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// webrtc::VoiceEngineObserver implementation.
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void CallbackOnError(int channel_id, int err_code) override;
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rtc::ThreadChecker thread_checker_;
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rtc::ThreadChecker process_thread_checker_;
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const webrtc::AudioState::Config config_;
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// We hold one interface pointer to the VoE to make sure it is kept alive.
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ScopedVoEInterface<VoEBase> voe_base_;
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// The critical section isn't strictly needed in this case, but xSAN bots may
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// trigger on unprotected cross-thread access.
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rtc::CriticalSection crit_sect_;
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bool typing_noise_detected_ GUARDED_BY(crit_sect_) = false;
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// Reference count; implementation copied from rtc::RefCountedObject.
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mutable volatile int ref_count_ = 0;
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RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(AudioState);
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};
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} // namespace internal
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} // namespace webrtc
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#endif // WEBRTC_AUDIO_AUDIO_STATE_H_
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