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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(GPU_PROCESS) && USE(AUDIO_SESSION)
#include "MessageReceiver.h"
#include "RemoteAudioSessionConfiguration.h"
#include <WebCore/AudioSession.h>
#include <WebCore/ProcessIdentifier.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/ThreadSafeWeakPtr.h>
#include <wtf/WeakPtr.h>
#include <wtf/WeakRef.h>
namespace IPC {
class Connection;
}
namespace WebKit {
class GPUConnectionToWebProcess;
class RemoteAudioSessionProxyManager;
struct SharedPreferencesForWebProcess;
class RemoteAudioSessionProxy
: public RefCounted<RemoteAudioSessionProxy>, public IPC::MessageReceiver {
WTF_MAKE_TZONE_ALLOCATED(RemoteAudioSessionProxy);
public:
static Ref<RemoteAudioSessionProxy> create(GPUConnectionToWebProcess& gpuConnection)
{
return adoptRef(*new RemoteAudioSessionProxy(gpuConnection));
}
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
virtual ~RemoteAudioSessionProxy();
WebCore::ProcessIdentifier processIdentifier();
RemoteAudioSessionConfiguration configuration();
WebCore::AudioSession::CategoryType category() const { return m_category; };
WebCore::AudioSession::Mode mode() const { return m_mode; };
WebCore::RouteSharingPolicy routeSharingPolicy() const { return m_routeSharingPolicy; }
size_t preferredBufferSize() const { return m_preferredBufferSize; }
bool isActive() const { return m_active; }
bool isInterrupted() const { return m_isInterrupted; }
void configurationChanged();
void beginInterruption();
void endInterruption(WebCore::AudioSession::MayResume);
const String& sceneIdentifier() const { return m_sceneIdentifier; }
void setSceneIdentifier(const String&);
WebCore::AudioSession::SoundStageSize soundStageSize() const { return m_soundStageSize; }
void setSoundStageSize(WebCore::AudioSession::SoundStageSize);
// IPC::MessageReceiver
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) final;
RefPtr<GPUConnectionToWebProcess> gpuConnectionToWebProcess() const;
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess() const;
#if PLATFORM(IOS_FAMILY)
void setPreferredSpeakerID(const String&);
#endif
private:
explicit RemoteAudioSessionProxy(GPUConnectionToWebProcess&);
// Messages
void setCategory(WebCore::AudioSession::CategoryType, WebCore::AudioSession::Mode, WebCore::RouteSharingPolicy);
void setPreferredBufferSize(uint64_t);
using SetActiveCompletion = CompletionHandler<void(bool)>;
void tryToSetActive(bool, SetActiveCompletion&&);
void setIsPlayingToBluetoothOverride(std::optional<bool>&& value);
void triggerBeginInterruptionForTesting();
void triggerEndInterruptionForTesting();
void beginInterruptionRemote();
void endInterruptionRemote(WebCore::AudioSession::MayResume);
RemoteAudioSessionProxyManager& audioSessionManager();
Ref<RemoteAudioSessionProxyManager> protectedAudioSessionManager();
Ref<IPC::Connection> protectedConnection() const;
ThreadSafeWeakPtr<GPUConnectionToWebProcess> m_gpuConnection;
WebCore::AudioSession::CategoryType m_category { WebCore::AudioSession::CategoryType::None };
WebCore::AudioSession::Mode m_mode { WebCore::AudioSession::Mode::Default };
WebCore::RouteSharingPolicy m_routeSharingPolicy { WebCore::RouteSharingPolicy::Default };
WebCore::AudioSession::SoundStageSize m_soundStageSize { WebCore::AudioSession::SoundStageSize::Automatic };
String m_sceneIdentifier;
size_t m_preferredBufferSize { 0 };
bool m_active { false };
bool m_isInterrupted { false };
bool m_isPlayingToBluetoothOverrideChanged { false };
#if PLATFORM(IOS_FAMILY)
String m_speakerID;
#endif
};
}
#endif
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