| /* |
| * 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/WeakPtr.h> |
| |
| namespace IPC { |
| class Connection; |
| } |
| |
| namespace WebKit { |
| |
| class GPUConnectionToWebProcess; |
| class RemoteAudioSessionProxyManager; |
| |
| class RemoteAudioSessionProxy |
| : public IPC::MessageReceiver |
| , public CanMakeWeakPtr<RemoteAudioSessionProxy> { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| static UniqueRef<RemoteAudioSessionProxy> create(GPUConnectionToWebProcess&); |
| virtual ~RemoteAudioSessionProxy(); |
| |
| WebCore::ProcessIdentifier processIdentifier(); |
| RemoteAudioSessionConfiguration configuration(); |
| |
| WebCore::AudioSession::CategoryType category() const { return m_category; }; |
| WebCore::RouteSharingPolicy routeSharingPolicy() const { return m_routeSharingPolicy; } |
| size_t preferredBufferSize() const { return m_preferredBufferSize; } |
| bool isActive() const { return m_active; } |
| |
| void beginInterruption(); |
| void endInterruption(WebCore::AudioSession::MayResume); |
| |
| // IPC::MessageReceiver |
| void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final; |
| void didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder>&) final; |
| |
| private: |
| friend UniqueRef<RemoteAudioSessionProxy> WTF::makeUniqueRefWithoutFastMallocCheck<RemoteAudioSessionProxy>(GPUConnectionToWebProcess&); |
| explicit RemoteAudioSessionProxy(GPUConnectionToWebProcess&); |
| |
| // Messages |
| void setCategory(WebCore::AudioSession::CategoryType, WebCore::RouteSharingPolicy); |
| void setPreferredBufferSize(uint64_t); |
| using SetActiveCompletion = CompletionHandler<void(bool)>; |
| void tryToSetActive(bool, SetActiveCompletion&&); |
| |
| RemoteAudioSessionProxyManager& audioSessionManager(); |
| IPC::Connection& connection(); |
| |
| GPUConnectionToWebProcess& m_gpuConnection; |
| WebCore::AudioSession::CategoryType m_category; |
| WebCore::RouteSharingPolicy m_routeSharingPolicy; |
| size_t m_preferredBufferSize { 0 }; |
| bool m_active { false }; |
| }; |
| |
| } |
| |
| #endif |