/* * Copyright (C) 2020 Igalia S.L * Copyright (C) 2020 Metrological Group B.V. * * 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 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 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 #include "PlatformLayer.h" #include <wtf/RefCounted.h> #include <wtf/RefPtr.h> #include <wtf/ThreadSafeRefCounted.h> namespace WebCore { class ImageBuffer; // Used to provide a PlatformLayer for an externally managed ImageBuffer; e.g. an ImageBuffer created and owned by a Worker thread class ImageBufferPipe : public RefCounted<ImageBufferPipe> { public: class Source : public ThreadSafeRefCounted<Source> { public: virtual ~Source() = default; virtual void handle(RefPtr<ImageBuffer>&&) = 0; }; static RefPtr<ImageBufferPipe> create(); virtual ~ImageBufferPipe() = default; virtual RefPtr<Source> source() const = 0; virtual PlatformLayer* platformLayer() const = 0; }; } // namespace WebCore