/* * 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) && ENABLE(WEB_AUDIO) && PLATFORM(COCOA) #include "Connection.h" #include "SharedRingBufferStorage.h" #include <WebCore/AudioSourceProviderClient.h> #include <WebCore/CAAudioStreamDescription.h> #include <WebCore/MediaPlayerIdentifier.h> #include <wtf/ThreadSafeRefCounted.h> namespace WebCore { class AudioSourceProviderAVFObjC; class CARingBuffer; } namespace WebKit { class RemoteAudioSourceProviderProxy : public ThreadSafeRefCounted<RemoteAudioSourceProviderProxy> , public WebCore::AudioSourceProviderClient { public: static Ref<RemoteAudioSourceProviderProxy> create(WebCore::MediaPlayerIdentifier, Ref<IPC::Connection>&&, WebCore::AudioSourceProviderAVFObjC&); ~RemoteAudioSourceProviderProxy(); UniqueRef<WebCore::CARingBuffer> createRingBuffer(); void newAudioSamples(uint64_t startFrame, uint64_t endFrame); private: RemoteAudioSourceProviderProxy(WebCore::MediaPlayerIdentifier, Ref<IPC::Connection>&&); void storageChanged(SharedMemory*, const WebCore::CAAudioStreamDescription& format, size_t frameCount); // AudioSourceProviderClient void setFormat(size_t numberOfChannels, float sampleRate) final { } WebCore::MediaPlayerIdentifier m_identifier; Ref<IPC::Connection> m_connection; }; } // namespace WebKit #endif // ENABLE(GPU_PROCESS) && ENABLE(WEB_AUDIO) && PLATFORM(COCOA)